bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Characterization of Large Cationic Transition‐Metal‐Gold Clusters by Fast Atom Bombardment Mass Spectroscopy (FABMS). New Re‐Au and Pt‐Au Clusters: (Au4Re(H)4(P(p‐tol)3)2(PPh3)4)+, (Au2Re2(H)6(PPh3)6)+, and (Au6Pt(PPh3)7)2+.
Authors: BOYLE P. D. , JOHNSON B. J. , ALEXANDER B. D. , CASALNUOVO J. A. , GANNON P. R. , JOHNSON S. M. , LARKA E. A. , MUETING A. M. , PIGNOLET L. H.
Published: May 2016

FABMS analysis and an analysis of the isotopic ion distributions in combination with NMR and conductivity data represent an excellent technique to determine accurately the molecular formula of cluster compounds.
ChemInform Abstract: 3‐Phenylpyrazolo(4,3‐c)pyridine and Derivatives: Structure Determination.
Authors: RADINOV R. , HAIMOVA M. , TADJER A. , SIMOVA E. , SIMOVA S.
Published: May 2016

By comparison of the 13C NMR and UV spectra of (IIIa) with those of its three fixed N‐methyl derivatives (IIIb), (V), and (VIII) and of the UV spectra calculated for the tautomers of (IIIa) with that experimentally obtained in the range 200‐450 nm, the title compound (IIIa) is established to exist entirely in the 1H tautomeric form as shown in the scheme.
ChemInform Abstract: IR Study of the Hydrogen Bonding Site in a Poly‐Functional Schiff Base: N(sp2) or N(sp)?
Authors: LAUREYS C. , ZEEGERS‐HUYSKENS TH.
Published: May 2016

The hydrogen bond complexes between the Schiff base (I) and the phenols (II) in CCl4 are studied by IR.
ChemInform Abstract: Vinyl Radical Cyclizations Mediated by the Addition of Stannyl Radicals to Triple Bonds.
Authors: STORK G. , MOOK R. JUN.
Published: May 2016

Refluxing a solution of enyne (I) containing Bu3SnH and AIBN yields the tin‐substituted (II) which may be protiodestannylated to (III) by simple stirring with dry silica in CH2Cl2.
ChemInform Abstract: Cyclopentenyl Sulfides via (3 + 2)Cycloaddition.
Authors: GRAY B. D. , MCMILLAN C. M. , MILLER J. A. , ULLAH G. M.
Published: May 2016

(3 + 2)Cycloaddition of 1‐alkynyl sulfides (I) and allyl chlorides (II) in the presence of zinc chloride yields the cyclopentenyl sulfides (III).
ChemInform Abstract: A New Route to (‐)‐Aristeromycin and (‐)‐Neplanocin A via the Asymmetric Diels‐Alder Cycloaddition.
Authors: ARAI Y. , HAYASHI Y. , YAMAMOTO M. , TAKAYAMA H. , KOIZUMI T.
Published: May 2016

The menthyl 3‐(2‐pyridylsulfinyl)propenoate (S)‐(II) undergoes asymmetric Diels‐Alder reaction with cyclopentadiene (I) in the presence of ethylaluminum dichloride to form the norbornene (III) which is oxidized and converted to form the acetonide (IVb).
ChemInform Abstract: Use of Lanthanide(III) Ions as Catalysts for the Reactions of Amines with Nitriles.
Authors: FORSBERG J. H. , SPAZIANO V. T. , BALASUBRAMANIAN T. M. , LIU G. K. , KINSLEY S. A. , DUCKWORTH C. A. , POTERUCA J. J. , BROWN P. S. , MILLER J. L.
Published: May 2016

Catalytic amounts of the lanthanide(III) triflates (III) promote the reaction between the nitriles (II) and the primary monoamines (I), giving the amidines (IV).
ChemInform Abstract: Copper(II) Catalyzed Cyclization of Azidoalkadienylquinones. Stereoselective Formation of Dihydropyrroloindoloquinones and the Related Quinolinoquinones.
Authors: MARUYAMA K. , NAGAI N. , NARUTA Y.
Published: May 2016

The alkadienylazidoquinones (I), (III), (V), (VIIb), and (VIIc) undergo intramolecular cyclization in the presence of organometallic complexes to produce the fused pyrrole derivatives (II), (IV), (VI), (VIIIb), and (VIIIc).
ChemInform Abstract: Organic Photochemistry. Part 77. Simultaneous Capture of Two Distinct Radical Ion Intermediates Generated from the EDA Complexes of Three‐Membered Compounds with TCNE by Photoexcitation and in the Dark.
Authors: MIYASHI T. , KAMATA M. , MUKAI T.
Published: May 2016

Irradiation of the electron donor‐acceptor (EDA) complexes (CT absorptions in CH2Cl2 tabulated) of 2,2‐diaryl‐1‐methylenecyclopropanes, 1,1,2,2‐tetraarylcyclopropanes, diarylcyclopropanes, 2,3‐diaryloxiranes or 2,3‐diarylaziridines with tetracyanoethylene (TCNE) under aerated conditions involves oxygenation and/or (3 + 2) cycloaddition with TCNE.
ChemInform Abstract: The 1,1′‐Ethylenebis(4‐(methoxycarbonyl)pyridinyl) Diradical and Its Photosensitive Cyclomers.
Authors: IKEGAMI Y. , MURAMATSU T. , HANAYA K. , ONODERA S. , NAKAYAMA N. , KOSOWER E. M.
Published: May 2016

Reduction of the dibromide of (I) with Na amalgam first gives the cation radical (I)+· which shows a well‐resolved ESR spectrum.
ChemInform Abstract: Imine Reduction on Solid Supports Using NADH Models.
Authors: SINGH S. , KAUR U.
Published: May 2016

Using the conditions shown in the scheme, the N‐arylidene anilines (I) can be reduced in the presence of Hantzsch ester (II) to the amines (IV).
ChemInform Abstract: Organoborane‐Catalyzed anti‐Markownikoff Hydration of Olefins.
Authors: MARUOKA K. , SANO H. , SHINODA K. , YAMAMOTO H.
Published: May 2016

The anti‐Markownikoff hydration of olefins such as (I) to yield alcohols such as (III) is performed using oxygen and dichloroaluminum hydride in the presence of boron compounds such as dihydroxyphenylborane (II).
ChemInform Abstract: Hydroxyl‐Directed Regioselective Monodemethylation of Polymethoxyarenes.
Authors: LAL K. , GHOSH S. , SALOMON R. G.
Published: May 2016

Monodemethylation of various polymethoxybenzenes, such as (I), (IV), and (VII), proceeds predominantly at the methoxyl group in ortho position to the hydroxyalkyl substituents, yielding the corresponding demethylated compounds (IIa), (Va), and (VIII) as the main products.
ChemInform Abstract: A New Dehydration Procedure by Ultrasonic Reaction in Homogeneous System.
Authors: HAHN S. J. , KIM S. H. , CHAE H. J. , YOUN B. H. , LYU H. S.
Published: May 2016

Application of method A) to the nitroso compounds (I), (III) and (IV) renders possible a dehydration under mild conditions.
ChemInform Abstract: Synthesis and Reactivity of Methyl γ‐Azido Butyrates and Ethyl δ‐Azido Valerates and of the Corresponding Acid Chlorides as Useful Reagents for Aminoalkylation.
Authors: KHOUKHI N. , VAULTIER M. , CARRIE R.
Published: May 2016

The chloroester (I) is converted to the azidoester (IVa) and its α‐methylated analogue (IVb).
ChemInform Abstract: Silafunctional Compounds in Organic Synthesis. Part 32. Stereoselective Halogenolysis of Alkenylsilanes: Stereochemical Dependence of the Coordination State of the Leaving Silyl Groups.
Authors: TAMAO K. , AKITA M. , MAEDA K. , KUMADA M.
Published: May 2016

Halogenation of the octenylsilyl compounds (I) under various conditions is examined.
ChemInform Abstract: Synthesis of Some Spirodiketones.
Authors: RAVIKUMAR V. T. , SATHYAMOORTHI G. , RAJAGOPALAN K. , SWAMINATHAN S.
Published: May 2016

Reaction of cycloheptanone (I) with ethyl formate (II) under the conditions shown in the scheme represents an improved synthesis of the desired compound (IIIa).
ChemInform Abstract: The Chemistry of Isopyrene (Azuleno(2,1,8‐ija)azulene). Oxidations.
Authors: VOGEL E. , SCHMALSTIEG L. , WEYER H.‐J. , GLEITER R.
Published: May 2016

The nonbenzenoid hydrocarbon isopyrene (II), prepared by pyrolytic decarboxylation of the dioxodimethanoannulene (I), is treated with some oxidation reagents.
ChemInform Abstract: The Stereochemistry of SN2′ Addition to Macrocyclic α‐Methylenecycloalkylidene Epoxides by Organocopper Reagents.
Authors: MARSHALL J. A. , AUDIA V. H.
Published: May 2016

Starting with the 2‐oxocycloalkanecarboxylates (I), the macrocyclic chiral epoxides (IX) are prepared as outlined in the reaction scheme.
ChemInform Abstract: Leukotriene Receptor Antagonists. Part 1. Synthesis and Structure‐Activity Relationships of Alkoxyacetophenone Derivatives.
Authors: MARSHALL W. S. , GOODSON T. , CULLINAN G. J. , SWANSON‐BEAN D. , HAISCH K. D. , RINKEMA L. E. , FLEISCH J. H.
Published: May 2016

Various phenol ethers (I), prepared from the corresponding phenols, are tested as inhibitors of leukotriene D4‐induced contraction of guinea pig ileum.
ChemInform Abstract: New Routes to Regioselectively Mono‐Protected 1,3‐Diols from Allyl and Homoallyl Alcohols via Intramolecular Hydrosilation.
Authors: TAMAO K. , YAMAUCHI T. , ITO Y.
Published: May 2016

The homoallylic alcohol (I) is converted to the cyclic silyl ether (II) which is the starting point for the synthesis of various 1,3‐diol derivatives as shown in the reaction scheme.
ChemInform Abstract: Proton‐Catalyzed Rearrangement of N‐Alkylnaphthalenesulfonanilides to Ortho‐Alkylaminoaryl Naphthyl Sulfones. Part 4.
Authors: JOSHI B. C. , JOSHI Y. , KISHORE D. , SHRIMALI S. S.
Published: May 2016

The naphthalenesulfonyl chlorides (I) and the N‐alkylanilines (II) yield the sulfonanilides (III) which are rearranged in conc.
ChemInform Abstract: Modern Friedel‐Crafts Chemistry. Part 14. A Facile Cycloalkylation Approach to the Synthesis of 1,1‐Dimethyl‐ and 1,1,2‐Trimethylacenaphthenes.
Authors: KHALAF A. A. , KABLI R. A. , MEKKI M. S. T. , KADDAH A. M. , GHAWGI A. B.
Published: May 2016

Whereas reaction conditions B) convert the carbinols (IV) to the desired title ring system (VII), reaction according to C) gives the open‐chain products (VIII).
ChemInform Abstract: 1‐Pyrenylmethyl Esters, Photolabile Protecting Groups for Carboxylic Acids.
Authors: IWAMURA M. , ISHIKAWA T. , KOYAMA Y. , SAKUMA K. , IWAMURA H.
Published: May 2016

Pyrenyldiazo compounds (II), readily obtained from the hydrazones (I) by oxidation, react with the carboxylic acid (III) to give the corresponding 1‐pyrenylmethyl esters (IV).
ChemInform Abstract: C‐Alkylation of Phenylthio Aziridine Carboxylates.
Authors: SEEBACH D. , HAENER R. +
Published: May 2016

The N‐tert‐butylaziridinethiocarboxylate (Ia) is deprotonated and then treated with electrophilic compounds such as (II), (VII), and (VIII), yielding the products (III) ‐ (VI) and (IX).
ChemInform Abstract: Synthesis and Antiviral Activity of 2‐Amino(Thio)methyl Derivatives of 4,5‐Dihydroxybenzofuran.
Authors: GRINEV A. N. , LYUBCHANSKAYA V. M. , SARKISOVA L. S. , MOSHINETS S. A. , GOLOVANOVA E. A.
Published: May 2016

Starting with the benzofurans (I) and (VI), the 4,5‐dihydroxybenzofuran derivatives (IV), (V), (VII), (VIII), (IX), and (X) are synthesized as shown in the reaction scheme.
ChemInform Abstract: A General Synthetic Method for α‐Methylene Compounds by the Palladium‐ Catalyzed Decarboxylation‐Deacetoxylation of Allyl α‐Acetoxymethylcarboxylates Substituted by an Electron‐Withdrawing Group at α‐Position.
Authors: TSUJI J. , NISAR M. , MINAMI I.
Published: May 2016

The activated allyl esters (I) are converted to the acetoxymethyl derivatives (II) by consecutive treatment with formaldehyde and acetanhydride.
ChemInform Abstract: Novel 3,4‐Diarylpyrrolidine‐Based Chiral Ligands for the Asymmetric Reaction of Arylmagnesium Bromides with Aldehydes.
Authors: TOMIOKA K. , NAKAJIMA M. , KOGA K.
Published: May 2016

The optically active 3,4‐diarylpyrrolidines (Ia) and (Ib) are obtained from the diol (II) or the diarylsuccinic anhydride (IV) by reaction with the amines (III) or (V) and subsequent reduction.
ChemInform Abstract: Facile Syntheses of Ethyl 2‐Alkylindole‐3‐carboxylates: Reinvestigation of an Earlier Synthesis of Ethyl 3‐Methylindole‐2‐carboxylates.
Authors: WADIA M. S. , MALI R. S. , TILVE S. G. , YADAV V. J.
Published: May 2016

The o‐nitrocinnamates (III), prepared from the o‐nitrobenzaldehydes (I) by Wittig olefination, are converted to the indole‐2‐carboxylates (V) or the rearranged 2‐alkylindole‐3‐carboxylates (IV) on deoxygenation with triethyl phosphite.
ChemInform Abstract: Affinity Labels for β‐Adrenoceptors: Preparation and Properties of Alkylating β‐Blockers Derived from Indole.
Authors: PITHA J. , BUCHOWIECKI W. , MILECKI J. , KUSIAK J. W.
Published: May 2016

Reaction of the epoxy ethers (I) with Z‐1,8‐diamino‐p‐menthane (II) yields the amino alcohols (IIIa) and (IVa) which are acylated with bromoacetyl bromide (V), forming the carboxamides (IIIb) and (IVb).
ChemInform Abstract: Preparation of Cyclopropenone Acetals and Dithioacetals.
Authors: YOSHIDA H. , KINOSHITA H. , KATO T. , KANEHIRA N. , OGATA T. , MATSUMOTO K.
Published: May 2016

Reaction of the ethoxycyclopropenium tetrafluoroborates (II) with the alcohols (III), the diols (V), and the dithiols (VII) in the presence of triethylamine yields the title compounds (IV), (VI), and (VIII).
ChemInform Abstract: Novel Ring Contraction of 1,2‐Diazocine System. Hydrolysis of 7‐Substituted 4‐Acetoxy‐ and 4‐Phthalimido‐3,8‐diphenyl‐1,2‐diazocines Leading to the Formation of Pyrazoles.
Authors: YOGI S. , HOKAMA K. , TSUGE O.
Published: May 2016

The diazocines (I) perform ring contraction on basic treatment, giving the pyrazoles (II) which are hydrogenated to form the pyrazole (III).
ChemInform Abstract: Synthesis and Antiarrhythmic Activity of Novel 3‐Alkyl‐1‐(ω‐(4‐((alkylsulfonyl)amino)phenyl)‐ω‐hydroxyalkyl)‐1H‐im# idazolium Salts and Related Compounds.
Authors: LIS R. , MORGAN T. K. JUN. , DEVITA R. J. , DAVEY D. D. , LUMMA W. C. JUN. , WOHL R. A. , DIAMOND J. , WONG S. S. , SULLIVAN M. E.
Published: May 2016

The imidazolium salts (IV), (VI), and (IX) are prepared from the sulfonamides (I), imidazole (V), or aniline (VII) as shown in the reaction scheme.
ChemInform Abstract: N′‐Substituted N‐Acyl‐ and N‐Imidoyl‐thioureas: Preparation and Conversion of N′,N′‐Disubstituted Compounds into 2‐(N,N‐Disubstituted Amino)thiazol‐5‐yl Ketones.
Authors: BRINDLEY J. C. , CALDWELL J. M. , MEAKINS G. D. , PLACKETT S. J. , PRICE S. J.
Published: May 2016

The title thioureas (IV), (VII), (IX) and (XII) are prepared from the reaction of the corresponding acid chlorides (II), (V) and (XI) with NH4SCN (III), KSCN (VI) or Pb(SCN)2 (X) and the amines (I) or (VIII).
ChemInform Abstract: Cycloaddition Reaction of 1,2,4‐Triazolium Phenacylides with Cinnamic Esters.
Authors: SURPATEANU G. , LABLACHE‐COMBIER A. , GRANDCLAUDON P. , MOUCHEL B.
Published: May 2016

The 1,2,4‐triazolium phenacylides (IV), generated in situ from the bromides (III) by treatment with triethylamine, react stereoselectively with the cinnamates (V), producing the cycloadducts (VI).
ChemInform Abstract: Synthesis and Antimicrobial Activity of Some 2‐Amino‐4‐aryl‐5‐chromanylazothiazoles.
Authors: AHLUWALIA V. K. , SINGH RAJ P. , SINGH RISHI P.
Published: May 2016

The title compounds (V) are synthesized as shown and tested for their antibacterial and antifungal activity.
ChemInform Abstract: Thienothiopyran‐2‐sulfonamides: A Novel Class of Water‐Soluble Carbonic Anhydrase Inhibitors.
Authors: PONTICELLO G. S. , FREEDMAN M. B. , HABECKER C. N. , LYLE P. A. , SCHWAM H. , VARGA S. L. , CHRISTY M. E. , RANDALL W. C. , BALDWIN J. J.
Published: May 2016

The sulfonamides (II) ‐ (VIII) are prepared from the thienothiopyran (I) as outlined in the reaction scheme.
ChemInform Abstract: Potential Antitumor Agents. Part 49. 5‐Substituted Derivatives of N‐(2‐ (Dimethylamino)ethyl)‐9‐aminoacridine‐4‐carboxamide with in vivo Solid‐ Tumor Activity.
Authors: DENNY W. A. , ATWELL G. J. , REWCASTLE G. W. , BAGULEY B. C.
Published: May 2016

Arylation of the anilines (I) with the iodoisophthalic acid (II) yields the diphenylamines (III) which undergo cyclization to give the acridones (IV).
ChemInform Abstract: Synthesis of 2‐(Benzoylmethylene)imidazolidines and ‐hexahydropyrimidines by Condensation of Ethyl Benzoylacetimidates with 1,2‐Ethanediamine or 1,3‐Propanediamine, and Some Addition Reactions.
Authors: HUANG Z. , LIU Z.
Published: May 2016

Reaction of the diamines (II) with the ethyl phenylacetimidates (I) yields the imidazolidines and tetrahydropyrimidines (III), whereas the ketene aminals (V) are formed from (II) and the ethyl benzoylacetimidates (IV).
ChemInform Abstract: Reactions of Homophthalic Anhydride with Some Compounds Containing Two Amino Groups.
Authors: ALI M. I. , ABD‐ELFATTAH A. M. , HAMMOUDA H. A. , HUSSAIN S. M.
Published: May 2016

Homophthalic anhydride (I) and ethylenediamine (II) produce the imidazoisoquinolinone (III) which reacts with the arenediazonium salts (IV) to form the arylhydrazones (V).
ChemInform Abstract: Synthesis and Cyclization Reaction of 2‐(Hydroxyimino)alkyl N,N‐Dialkylthiocarbamates, S‐(2‐(Hydroxyimino)alkyl) O‐Methyl Dithiocarbonate, and Alkyl 2‐(Hydroxyimino)alkyl Trithiocarbonates.
Authors: ISHIDA M. , ICHIKAWA K. , ASANO M. , NAKANISHI H. , KATO S.
Published: May 2016

The title compounds (III) are prepared by alkylation of the sodium dithiocarbonate derivatives (I) with the 1‐chloro‐2‐(hydroxyimino) compounds (II).
ChemInform Abstract: Synthesis and Antimicrobial Activity of Diazaadamantane Derivatives.
Authors: BAISALBAEVA S. A. , OMAROV T. T. , NIKITINA E. T. , KAZAKOVA G. G.
Published: May 2016

Cyclization of the diazabicyclononanones (I) with formalin gives the diazaadamantanones (IIa) which are transformed into the derivatives (IIb) ‐ (IIe), (III), and (IV).
ChemInform Abstract: Phototransformations of Epoxyindanone Adducts. Steady‐State and Laser Flash Photolysis Studies.
Authors: RAMAIAH D. , RAJADURAI S. , DAS P. K. , GEORGE M. V.
Published: May 2016

Photolysis and thermolysis of the cycloadducts (III), which are prepared from indanone (I) and the dipolarophiles (II), give the benzoxocinones (IV) as the main products.
ChemInform Abstract: Synthesis and Biological Activity of Novel Calcium Channel Blockers: 2,5‐Dihydro‐4‐methyl‐2‐phenyl‐1,5‐benzothiazepine‐3‐carboxylic Acid Esters and 2,5‐Dihydro‐4‐methyl‐2‐phenyl‐1,5‐benzodiazepine‐3‐carboxylic Acid Esters.
Authors: ATWAL K. S. , BERGEY J. L. , HEDBERG A. , MORELAND S.
Published: May 2016

The o‐aminothiophenols (I) and (V) react with the arylidene ketoesters (II), producing the benzothiazepines (III) and (VI).
ChemInform Abstract: Kinetics of the Oxidative Addition of Iodine to β‐Diketonatobis(triphenylphosphite)rhodium(I) Complexes.
Authors: VAN ZYL G. J. , LAMPRECHT G. J. , LEIPOLDT J. G.
Published: May 2016

The trans‐diiodo complex (II) can be isolated from the reaction mixture containing (IIIa) and I2 in the ratio 1:1.
ChemInform Abstract: Heterobinuclear PtAg Compounds with Platinum‐Silver Bonds Unsupported by Covalent Bridges. Molecular Structure of (C6F5)3(SC4H8)PtAgPPh3.
Authors: COTTON F. A. , FALVELLO L. R. , USON R. , FORNIES J. , TOMAS M. , CASAS J. M. , ARA I.
Published: May 2016

Reaction of the anionic Pt(II) derivatives (I) with the Ag(I) perchlorato complexes (II) affords the title complexes (III).
ChemInform Abstract: Metal Salt Azo Pigments Derived from 3‐Hydroxy‐2‐naphthohydroxamic Acid.
Authors: CHRISTIE R. M. , MOSS S.
Published: May 2016

Azo‐coupling of the naphthohydroxamic acid (I) with the sulfonic acids (II) yields the dyes (III) which are converted to the corresponding Ca‐ and Mn‐salts (IV).
ChemInform Abstract: A Novel Aspect in Chlorination of D‐Glucal Derivatives. Important Roles of the 4,6‐O‐Benzylidene Group and Substituent at C‐3 in the Selective Formation of β‐D‐Manno and β‐D‐Arabino Isomers.
Authors: SAKAKIBARA T. , YATABE T. , YOSHINO K. , ISHIDO Y.
Published: May 2016

The tri‐O‐acetylglucal (I) is chlorinated in the presence of tetrahydrofuran (II) to produce the isomeric chlorobutyl glucosides (III) and (IV).
ChemInform Abstract: Synthetic Studies of Indoles and Related Compounds. Part 14. A New Route to 4‐Oxygenated β‐Carbolines: The Total Synthesis of Crenatine.
Authors: MURAKAMI Y. , YOKOYAMA Y. , AOKI C. , MIYAGI C. , WATANABE T. , OHMOTO T.
Published: May 2016

Starting with the ethoxycarbonylindole (I), crenatine (VIII) is prepared as outlined in the reaction scheme.
ChemInform Abstract: Condensation of 1‐Fluorofuranoses and Silylated Nucleobases Catalyzed by Tetrafluorosilane.
Authors: NOYORI R. , HAYASHI M.
Published: May 2016

The 1‐fluorofuranoses (II), (VII), and (X) are coupled with the silylated uracils (III) or adenine (V) in the presence of SiF4 to produce the nucleosides (IV), (VI), (VIII), (IX), and (XI).
ChemInform Abstract: A Novel Photochemical Strategy for a Model Spiro Compound Related to Fredericamycin A.
Authors: KHIRE U. R. , NAIK S. N. , PANDEY B. , AYYANGAR N. R.
Published: May 2016

Starting with the reaction between indene (I) and the acid chloride (II), the enone (III) is synthesized and subjected to photolysis.
ChemInform Abstract: Synthesis and Antibacterial Activity of 1‐Alkoxyphenylcycloalkyl‐1‐desacetoxycephalosporin.
Authors: MNDZHOYAN SH. L. , KRAMER M. S. , ALEKSANYAN M. V. , TER‐ZAKHARYAN YU. Z. , OGANYAN SH. G. , ENGOYAN A. P.
Published: May 2016

The cephalosporins (III) are synthesized by acylation of the 3‐cephem4‐‐carboxylic acid (I) with the cycloalkanecarboxylic acids (II) using the mixed anhydride method.
ChemInform Abstract: Asymmetric Hydrogenation of 2‐Aryl‐1‐nitropropenes by Fermenting Baker′s Yeast.
Authors: OHTA H. , OZAKI K. , TSUCHIHASHI G.
Published: May 2016

The 2‐aryl‐1‐nitropropenes (I) are enantioselectively hydrogenated by baker's yeast to give the nitropropanes (II).
ChemInform Abstract: Linear Free Energy Relationships and Cytotoxicities of Para‐Substituted 2‐Haloethyl Aryl Selenides and Bis(2‐chloroethyl) Selenides.
Authors: KANG S.‐I. , SPEARS C. P.
Published: May 2016

The anilines (I) are converted into the chloroethyl aryl selenides (V) as shown in the reaction scheme.
ChemInform Abstract: Two Scandium Iodide Carbides Containing Dicarbon Units within Scandium Clusters: Sc6I11C2 and Sc4I6C2. Synthesis, Structure, and the Bonding of Dicarbon.
Authors: DUDIS D. S. , CORBETT J. D.
Published: May 2016

The title compounds have been prepared from ScI3, Sc strips, and graphite at 850 °C in sealed Nb containers.
ChemInform Abstract: Morphology and Nanostructure of Colloidal Gold and Silver.
Authors: DUFF D. G. , CURTIS A. C. , EDWARDS P. P. , JEFFERSON D. A. , JOHNSON B. F. G. , LOGAN D. E.
Published: May 2016

It is demonstrated that detailed informations on the atomic arrangement of colloidal metal particles can be obtained by high‐resolution electron microscopy (HREM) combined with appropriate techniques to prepare ultrafine powders.
ChemInform Abstract: Physical Properties and Structural Studies of Se100‐xSbx
Authors: EL‐ZAIDIA M. M. , EL‐SHAFI A. , AMMAR A. A. , ABO‐GHAZALA M.
Published: May 2016

(x = 5, 10, 15).
ChemInform Abstract: Influence of Acid Soluble Sulfide Inclusions on the Passivation Behavior of Austenitic Cr‐Ni Stainless Steels.
Authors: RIEDEL G. , VOIGT C. , WERNER H. , ERKEL K.‐P. , GUENZEL M. +
Published: May 2016

From potentiodynamic polarization measurements in 0.1 N H2SO4 solution it is concluded that acid soluble sulfide inclusions cathodically as well as anodically affect the polarization behavior of austenitic Cr‐Ni‐(Mo) stainless steels.
ChemInform Abstract: Localized Corrosion of Stainless Steel in High Purity Sulfate Solutions.
Authors: MITROVIC‐SCEPANOVIC V. , BRIGHAM R. J.
Published: May 2016

The results of free corrosion and potentiostatically controlled experiments on Type 410 stainless steel in high purity acid sulfate solutions demonstrate that the localized breakdown of passivity is a general phenomenon that can be observed under appropriate conditions in a number of halide‐free systems.
ChemInform Abstract: Simulation of Intergranular Attack of AISI 304 Stainless Steels in H2SO4.
Authors: JAGANNATHAN V. , MOZHI T. A. , CLARK W. A. T. , WILDE B. E.
Published: May 2016

From measurements of the galvanic currents when Fe‐(8)Ni‐(0‐18)Cr are coupled to AISI 304 stainless steel in 1 N H2SO4 and of the anodic polarization curves the following conclusions are drawn: 1. The polarization curves of the Fe‐Ni‐Cr alloys have very low Tafel slopes which could be the cause of the large galvanic currents between the alloys and the stainless steel.
ChemInform Abstract: Critical Study of Stress Corrosion Cracking (SCC) Testing Methods for Stainless Steels in Hot Chloride Media.
Authors: PUIGGALI M. , DESJARDINS D. , AJANA L.
Published: May 2016

The results of two SCC testing methods, the constant load technique and the slow strain rate technique, are compared and the same classification of steels is obtained in both kinds of experiments.
ChemInform Abstract: Calorimetric Heat of Adsorption Measurements on Palladium. Part 3. Influence of Crystallite Size and Support on O2 Adsorption.
Authors: CHOU P. , VANNICE M. A.
Published: May 2016

It is shown that the integral heats of adsorption (Qad) of O2 measured at 300 K for Pd crystallites of 3‐1000 nm size exhibit no significant changes with particle size and the values lay within 50 ±6 kcal mol‐1 regardless of the support.
ChemInform Abstract: Kinetic Investigation of the Vanadium(V) Oxidation of the Bis(μ‐oxo)bis(oxomolybdenum(V)) Ion.
Authors: ISSA F. A. , GRZESKOWIAK K. , HALLIDAY C. , HENRY A. , PITTENGER S. T. , HICKS K. W.
Published: May 2016

As verified by spectrophotometric titration methods and absorbance values from stopped‐flow experiments equation A can be used to represent the overall reaction between VO2+ and two dimeric Mo(V) complexes, Mo2O42+ and Mo2O4(EDTA)2‐, in HCl and HClO4 media.
ChemInform Abstract: Effect of the Support on the Structure of Mo‐Based Hydrodesulfurization Catalysts: Activated Carbon versus Alumina.
Authors: VISSERS J. P. R. , SCHEFFER B. , DE BEER V. H. J. , MOULIJN J. A. , PRINS R.
Published: May 2016

The structure of oxidic and sulfided Mo catalysts supported on activated carbon has been investigated by XPS, temp.‐programmed sulfiding (TPS), and chemical sulfur analysis, and the results are compared with those reported in the literature for Mo/Al2O3 catalysts.
ChemInform Abstract: The Generation of Bronsted and Lewis Acid Sites on the Surface of Silica by Addition of Dopant Cations
Authors: CONNELL G. , DUMESIC J. A.
Published: May 2016

(Sc3+, Mg2+, Fe2+, Fe3+, Zn2+, Al3+, Ga3+) has been studied by pyridine adsorption.
ChemInform Abstract: Synthesis and Crystal Structures of Cd(AlCl4)2 and Cd2(AlCl4)2.
Authors: STAFFEL T. , MEYER G.
Published: May 2016

Single crystals of Cd(AlCl4)2 (I) are obtained from a CdCl2/AlCl3 (1:2 molar ratio) melt upon slow cooling (from 250 °C → 20 °C, 5 d).
ChemInform Abstract: Formation of Fluorooxogermanates in Alkali Metal Nitrate Melts.
Authors: DRATOVSKY M. , UCHYTILOVA M.
Published: May 2016

In the course of attempts to isolate fluorooxogermanates, whose formation in nitrate melts was indicated potentiometrically, the new compound Na2(GeF4O) is obtained from a solution of Na2GeF6 in a Pb(NO3)2/NaNO3 melt.
ChemInform Abstract: Oxoplumbates(IV): Ba2PbO4.
Authors: STOLL H. , HOPPE R.
Published: May 2016

Single crystals of the title compound have been prepared by the exchange reaction outlined in the scheme (no yield given).
ChemInform Abstract: Ag(MF6)2 (M: Nb, Ta), Ternary Fluorides of Silver(II).
Authors: MUELLER B. G. +
Published: May 2016

The paramagnetic title compounds have been prepared by reaction of F2 with an equimolar mixture of Ag2O and M2O5 (autoclave, 3‐4 kbar, 380‐400 °C, 5 weeks, no yield given).
ChemInform Abstract: Preparation and Spectroscopic Characterization of Fluoro‐Chloro‐Iridates(V).
Authors: GROTH TH. , PREETZ W.
Published: May 2016

Careful oxidation of the Ir(IV) complexes (I) with BrF3 yields the corresponding Ir(V) complexes (III) without replacement of Cl ligands.
ChemInform Abstract: Molecular Structures and Electron‐Transfer Kinetics for Some Pentacoordinate Cu(I)/Cu(II) Redox‐Active Pairs.
Authors: GOODWIN J. A. , STANBURY D. M. , WILSON L. J. , EIGENBROT C. W. , SCHEIDT W. R.
Published: May 2016

The crystal structures of the complexes (I) as their tetrafluoroborate salts are determined.
ChemInform Abstract: Crystal Structure and Magnetic and EPR Studies of Bis(cinchoninium tetrachlorocuprate(II)) Trihydrate Single Crystals with a Weak Exchange Coupling.
Authors: DYREK K. , GOSLAR J. , HODOROWICZ S. A. , HOFFMANN S. K. , OLEKSYN B. J. , WESELUCHA‐BIRCZYNSKA A.
Published: May 2016

The title compound crystallizes in the space group P212121 with Z=4.
ChemInform Abstract: Ferric Ion Sequestering Agents. Part 15. Synthesis, Solution Chemistry, and Electrochemistry of a New Cationic Analogue of Enterobactin.
Authors: RODGERS S. J. , LEE C.‐W. , NG C. Y. , RAYMOND K. N.
Published: May 2016

Starting with (I) the new tricatecholate TRENCAM (III) is synthesized in high yield.
ChemInform Abstract: A Novel Example of a Ring‐Chain Tautomerism.
Authors: DONSKAYA N. A. , BESSMERTNYKH A. G. , SHABAROV YU. S.
Published: May 2016

The dichloro‐spiro‐bicycloheptanone (III), which is prepared by a known procedure, affords on reaction with aqueous KOH the oxa‐spiro‐octanone (IV), which forms a tautomeric mixture with its ring‐opened tautomer (V).
ChemInform Abstract: Amavadin (II), an Example for Selective Binding of Vanadium in Nature. Studies of Its Complexation Chemistry and a New Structural Proposal.
Authors: BAYER E. , KOCH E. , ANDEREGG G.
Published: May 2016

While the ligands (I) and the corresponding iminodiacids form 1:1 and 1:2 coordination compounds with Ca2+, Ni2+, Cu2+, or Zn2+, only the extraordinary stable 1:2 adducts of (I) are obtained with VO2+ even for a less than stoichiometric amount of ligands (stability constants).
ChemInform Abstract: Partial Oxidation of 1,3‐Butadiene on V2O5/Al2O3/Al‐Coated Catalysts: Effects of Pore Lengths on Product Selectivities.
Authors: HOENICKE D. +
Published: May 2016

The activity of the three catalysts used is dependent on the amount of V2O5 but independent of the pore lengths.
ChemInform Abstract: Reactions of Alkenes on Lanthana.
Authors: BIRD R. , KEMBALL C. , LEACH H. F.
Published: May 2016

Reactions of ethene, propene, butenes, 2‐methylpropene, cyclopentene, 2,3‐, and 3,3‐dimethylbut‐1‐ene are studied with hydrogen, and sometimes deuterium, on lanthana catalysts.
ChemInform Abstract: Preparation of Bicyclic Compounds from the Products of Conjugate Addition of Allylic Sulphoxide and Phosphine Oxide Carbanions to Cyclopent‐ 2‐enones.
Authors: HAYNES R. K. , KATSIFIS A. G.
Published: May 2016

Lewis‐acid catalyzed cyclization of the vinyl thioether (IV) produces the bicyclo(3.3.0)octanone (V).
ChemInform Abstract: Synthesis of Pyrrolidine Derivatives by Improved Aminoselenation via Addition of Boron Trifluoride Complex of Dihomoallylcuprate to Aldimines Containing α‐Hydrogen.
Authors: WADA M. , AIURA H. , AKIBA K.‐Y.
Published: May 2016

The unsaturated amines (III) derived from the imines (I) are cyclized and selenenylated to give the phenylselenenylmethylpyrrolidines (V) which are reduced, forming the methylpyrrolidines (VI).
ChemInform Abstract: Synthesis of Nitrogen‐Containing Heterocycles on an Iron Catalyst. Part 2. Conversions of 1,3‐Butanediol and Diethylene Glycol in the Presence of Ammonia and Hydrogen.
Authors: KLIGER G. A. , LESIK O. A. , MARCHEVSKAYA E. V. , MIKAYA A. I. , ZAIKIN V. G. , GLEBOV L. S. , LOKTEV S. M.
Published: May 2016

The gas‐phase conversion of the butanediol (I) on a fused iron catalyst with NH3 and H2 gives n‐butylamine (II), pyrrolidine (III), and N‐butylpyrrolidine (IV) as the main products.
ChemInform Abstract: An Example of an Unusual Smiles Rearrangement.
Authors: ZBARSKII V. L. , GONCHARUK A. P. , ORLOVA E. YU.
Published: May 2016

N‐(2,4,6‐Trinitrophenyl)ethylenediamine (III), which is prepared from picryl chloride (I) and ethylenediamine (II), on reaction with nitrating acid followed by aqueous work‐up affords the product (V), which is probably formed by Smiles rearrangement of the intermediate (IV).
ChemInform Abstract: Electron‐Transfer‐Induced Photocyclization Reactions of Arene‐Iminium Salt Systems. Effects of Cation Diradical Deprotonation and Desilylation on the Nature and Efficiencies of Reaction Pathways Followed.
Authors: LAN A. J. Y. , HEUCKEROTH R. O. , MARIANO P. S.
Published: May 2016

The photocyclization of (Ia) to give (IV) is concluded to proceed exclusively via a mechanism including sequential electron transfer‐desilylation.
ChemInform Abstract: Intramolecular Charge‐Transfer Interactions in Triplet Keto Sulfides.
Authors: WAGNER P. J. , LINDSTROM M. J.
Published: May 2016

Keto sulfides (I) and (II) are prepared by SN2 displacement with sodium thiolates on the appropriate haloketone.
ChemInform Abstract: The First Nonenzymic Stereospecific Intramolecular Reduction by an NADH Mimic Containing a Covalently Bound Carbonyl Moiety.
Authors: MEYERS A. I. , BROWN J. D.
Published: May 2016

Treatment of the magnesium alkoxide (III) prepared from the dihydropyridine carbinol (S)‐(+)‐(I) with the chloride (IV) gives the adduct (V), which undergoes instantaneous conversion to the pyridinium salt (VI).
ChemInform Abstract: Halide Exchange and Reduction of Phenacyl Halides Promoted by Aqueous Titanium(III) Salts at Various pHs. Mechanistic Considerations.
Authors: CLERICI A. , PORTA O.
Published: May 2016

The results of the reaction of the phenacyl halides (I) with Ti(III) chloride or sulfate depend on the pH value and the solvent.
ChemInform Abstract: Stereoselective Synthesis of (E)‐α‐Hydroxy‐1,3‐dienes via the Reaction of 2,5‐Dihydrothiophene S,S‐Dioxides with Carbonyl Compounds.
Authors: YAMADA S. , SUZUKI H. , NAITO H. , NOMOTO T. , TAKAYAMA H.
Published: May 2016

The dihydrothiophene‐S,S‐dioxides (I) are coupled with the aldehydes and ketones (II) in the presence of a base, yielding the alcohols (III) and (IV) or the ketones (V) which are obtained from methyl vinyl ketone.
ChemInform Abstract: Five‐Membered 2,3‐Dioxoheterocycles. Part 4. Aroylacetylation of Phenols by 5‐Aryl‐2,3‐dihydrofuran‐2,3‐diones.
Authors: ANDREICHIKOV YU. S. , TOKMAKOVA T. N.
Published: May 2016

The furandiones (I), on heating to 80 °C, eliminate CO and subsequently react with the phenols (II) to give the phenyl esters (III) of the corresponding aroylacetic acids, i.e. aroylacetylation of the phenols (II) has taken place.
ChemInform Abstract: Synthesis of N,O‐Dimethylhydroxylamine Hydrochloride.
Authors: GOEL O. P. , KROLLS U.
Published: May 2016

The N‐methoxy‐N‐methylcarbamate (III) is prepared from the chloroformate (I) in a one‐pot procedure by treatment with hydroxylamine hydrochloride and subsequent methylation of the N‐ethoxycarbonylhydroxylamine (II) formed.
ChemInform Abstract: The Preparation of Some Diimines.
Authors: SULMON P. , DE KIMPE N. , SCHAMP N.
Published: May 2016

The imino derivatives (I) undergo twofold coupling with the dihaloalkanes (II), producing the diimines (III).
ChemInform Abstract: A Convenient Synthesis of tert‐Butyl‐N‐(2‐bromoethyl)carbamate.
Authors: BEYLIN V. G. , GOEL O. P.
Published: May 2016

The carbamate (III) mentioned in the title is prepared by a two‐phase reaction of the dicarbonate (II) with excess 2‐bromoethylamine hydrobromide (I).
ChemInform Abstract: Sterically Shielded Halogenocyclobutanones. Part 1. Rearrangements of Cyclopropylsubstituted 2,2‐Dichlorocyclobutanones Induced by Potassium Hydroxide.
Authors: DONSKAYA N. A. , BESSMERTNYKH A. G. , DROBYSH V. A. , SHABAROV YU. S.
Published: May 2016

The vinylcyclopropanes (I) undergo (2+2) cycloadditions with dichloroketene, generated from trichloroacetyl chloride (II) and activated Zn, to give the title compounds (III).
ChemInform Abstract: Synthesis of 1‐Substituted Derivatives of Pentacyclo(6.3.0.02,6.03,10.05,9)undecane (Symmetric Tris‐Homocubane).
Authors: ALEKSANDROV A. M. , SOROCHINSKII A. E. , PETRENKO A. E. , KUKHAR' V. P.
Published: May 2016

Adamantanone (I) and the pentacycloundecanone (III) react with BBr3, according to method A), to yield the geminal dibromo derivatives (II) or (IV).
ChemInform Abstract: Diimide Reduction of Substituted Styrenes and of Phenyl‐1,3‐butadienes.
Authors: NEGORO T. , IKEDA Y.
Published: May 2016

The reduction of several aryl‐substituted alkenes with dipotassium azodicarboxylate (II) is investigated.
ChemInform Abstract: Design and Synthesis of a Hapten for the Radioimmunoassay of Bupropion.
Authors: MEHTA N. B. , MUSSO D. L.
Published: May 2016

For use in a radioimmunoassay, the functionalized derivative (IVb) of the clinically evaluated antidepressant drug bupropion (VIa) is synthesized as outlined in the reaction scheme.
ChemInform Abstract: 2,2′‐Phthaloyl‐, 2,2′‐Isophthaloyl‐, and 2,2′‐Terephthaloylbis(1,1,1trimethylhydrazinium) Dihydroxide, Bis(Inner Salts): Synthesis, Partition Coefficients, Toxicity, and Effect on Ganglionic Transmission.
Authors: CATES L. A. , LI V.‐S. , BASRUR J. P. , ALKADHI K. A.
Published: May 2016

The hydrazinium salts (III) and (IV) are prepared and tested for their ability to block sympathetic ganglionic transmission.
ChemInform Abstract: An Improved Synthesis of 1,3‐Bis(tert‐butyl‐2‐substituted phenyl)propanes.
Authors: YAMATO T. , TSUGE A. , KOYA K. , KOBAYASHI K. , SAKAMOTO H. , TASHIRO M.
Published: May 2016

The 1,3‐diarylpropanes (VII) are prepared as shown in the reaction scheme.
ChemInform Abstract: Synthesis of Some α,β‐Unsaturated Ketones. Part 1.
Authors: SINGH V. S. , GOEL S. C. , GUPTA S. M. L.
Published: May 2016

The α,β‐unsaturated ketones (III) and (VI) are synthesized by the Claisen condensation of aromatic aldehydes (I) and (IV) with the substituted ketones (II) and (V) respectively.
ChemInform Abstract: Synthesis of 2′‐Hydroxychalcones and Related Compounds in Interfacial Solid‐Liquid Conditions.
Authors: ALCANTARA A. R. , MARINAS J. M. , SINISTERRA J. V.
Published: May 2016

α‐Hydroxyacetophenone (I) is coupled with the aldehydes (II) in the presence of a Ba(OH)2‐catalyst, yielding the 2‐hydroxyphenyl ethenyl ketones (III).
ChemInform Abstract: Synthesis and Antinociceptive Properties of a Series of exo‐ and endo‐ 6‐Hydroxy‐2‐aminobenzonorbornenes.
Authors: CROOKS P. A. , BURN P. , SEWELL R. D. E. , UPTON N.
Published: May 2016

The endo‐ and exo‐aminobenzonorbornenes (IVa) ‐ (IVc) and (VIa) ‐ (VIc) are prepared as rigid analogues of amphetamine using a definite stereochemical route as shown in the reaction scheme.
ChemInform Abstract: Unusually Stable cis,cis‐Trialkyltriaziridines by Azo/Nitrene Addition.
Authors: KLINGLER O. , PRINZBACH H.
Published: May 2016

The synthesis of the title triaziridines (VII) starts from the epoxy compound (I).
ChemInform Abstract: 3‐Acetylamino‐5‐methoxybenzofuran in Electrophilic Substitution Reactions.
Authors: SHEVCHENKO L. I. , TROFIMOV F. A.
Published: May 2016

Aminomethylation, formylation, azo coupling, or bromination of the title compound (II) occur exclusively in the 2‐position, forming the compounds (I), (III), (IV), or (V).
ChemInform Abstract: Cycloadditions to (b)Anellated Indole Derivatives. Part 3. (4+2)Cycloaddition to 1′‐Phenyl‐Substituted 3‐Vinylindoles with N‐Phenylmaleimide: An Access to New (a)Anellated Carbazole Derivatives.
Authors: PFEUFFER L. , PINDUR U.
Published: May 2016

The vinylindoles (I) react with N‐phenylmaleimide (II) to give the carbazoles (III) with predominance of the endo‐isomer.
ChemInform Abstract: Syntheses and Growth Retardant Activities of Trialkylammonium Iodides from Piperonal.
Authors: SHARMA M. L. , KAPOOR J. L. , SOOD N. , KAUR S. , KALSI P. S.
Published: May 2016

The piperonal derived amines (II), (Vc), and (VIIIc) are prepared as shown in the reaction scheme.
ChemInform Abstract: Synthesis of 5‐Chloro‐4,5‐diaryl‐δ3‐1,3‐oxazolin‐2‐ones.
Authors: BAL'ON YA. G. , SMIRNOV V. A.
Published: May 2016

The reaction of the oxazolinones (I) with PCl5 affords the title compounds (II) instead of the expected 2‐chlorooxazoles.
ChemInform Abstract: Control of Relative Stereochemistry in the Cycloadditive Route to β‐Hydroxy Carbonyls. Regio‐ and Stereoselective Exo Alkylation of δ2‐Isoxazolines.
Authors: CURRAN D. P. , CHAO J.‐C.
Published: May 2016

Lithiation of the isoxazolines (II) or (V) using LiNEt2 or LDA followed by alkylation affords the exo‐alkylated products (III) or (VI) with great regio‐ and stereoselectivities.
ChemInform Abstract: Synthesis and Antifungal Activity of Thiazolidinones.
Authors: RAI M. , DHIR B. S. , KALSI P. S. , SHARMA R. C. , JHOOTY J. S.
Published: May 2016

The thiazolidinones (IV) are prepared in a one‐pot procedure, starting with the imine (I) and thioglycolic acid (II).
ChemInform Abstract: Reactions of Heterocyclic Cations with N‐Containing Nucleophiles. Part 16. Study of the Reaction of 2,6‐Diphenylpyrylium Perchlorate with Diazoles.
Authors: ZHDANOV YU. A. , ZVEZDINA Z. A. , STATSENKO S. M. , MAKSIMOVA A. N.
Published: May 2016

Treatment of the pyrylium salt (III) with the pyrazoles (I) or the pyrazolones (II) gives the compounds (IV) and (V), the pyrylium salts (VI) and (VII), or the pyrazolonylidenepyrans (VIII), depending on the substitution pattern in (I) and (II).
ChemInform Abstract: Alkylation and Acylation of Phenylthio‐2,3‐dideoxyhex‐2‐enopyranosides at the Anomeric Centre by Polarity Inversion.
Authors: VALVERDE S , GARCIA‐OCHOA S.
Published: May 2016

Substitution of the tri‐O‐acetyl‐D‐glucal (I) with thiophenol (II) produces the dideoxyenopyranosides (III).
ChemInform Abstract: Cyclopropanation of Coumarin and Subsequent Reactions.
Authors: SCHMITZ E. , SONNENSCHEIN H.
Published: May 2016

Coumarin (I) reacts with the azirine (II) to give the cyclopropachromanone (III), treatment of which with the alkaline reagents (IV) affords, probably via (V), the dihydrobenzofurans (VI).
ChemInform Abstract: A Facile Synthesis of 4‐Mercaptoindoles.
Authors: MATSUMOTO M. , WATANABE N.
Published: May 2016

The xanthate (III), prepared from the diazonium salt (I), is cleaved by ethylenediamine (IV) to give the mercaptan (Va).
ChemInform Abstract: Isomerization of N‐Acyl‐1,2,5,6‐tetrahydropyridines to N‐Acylenamines by Palladium on Carbon.
Authors: WANNER K. TH. , KAERTNER A. +
Published: May 2016

The N‐acyltetrahydropyridines (I) undergo isomerization on treatment with palladium on carbon, forming the enamides (II).
ChemInform Abstract: Asymmetric α‐Amidoalkylation. Synthesis of α‐Substituted Piperidines of High Enantiomeric Purity.
Authors: WANNER K. TH. , KAERTNER A. +
Published: May 2016

The chiral enamide (I) is converted into the iminium salt (III) which reacts with the silyl enol ethers (IV), yielding the diastereomeric amidoalkylation products (V) and (VI).
ChemInform Abstract: Nitriles in Heterocyclic Synthesis: Novel Synthesis of Benzo(c)coumarin and of Benzo(c)pyrano(3,2‐c)quinoline Derivatives.
Authors: HAFEZ E. A. A. , ELNAGDI M. H. , ELAGAMEY A. G. A. , EL‐TAWEEL F. M. A. A.
Published: May 2016

The benzo(c)coumarins (IV) are prepared from 3‐cyano‐4‐methylcoumarin (I) and the styryl derivatives (VI) by reaction with the nitriles (II) and (V) respectively.
ChemInform Abstract: Structure and Ambiphilic Reactivity of Indolizines. Part 1. Isomeric 6‐ and 8‐Nitroindolizines.
Authors: BOBROVSKII S. I. , BABAEV E. V. , BUNDEL' YU. G.
Published: May 2016

Reaction of the nitro‐2,4‐lutidines (I) with bromoacetone (II) gives the pyridinium salts (III) which are cyclized, forming the nitroindolizines (IV).
ChemInform Abstract: Novel Intramolecular Diels‐Alder Reactions of Pyrimidines. Synthesis of Heterocyclic Annelated Pyridines.
Authors: FRISSEN A. E. , MARCELIS A. T. M. , VAN DER PLAS H. C.
Published: May 2016

The alkynyloxy, alkynylthio, or alkynylaminopyrimidines (I) and (V) undergo ring closure upon thermolysis to form the fused pyridines (IV) and (VI) probably by retro‐Diels‐Alder cleavage of tricyclic intermediates such as (II).
ChemInform Abstract: Interaction of Thietes with Electron‐Deficient Molecules.
Authors: MARINUZZI‐BROSEMER S. , PATWARDHAN B. H. , GREENBERG K. A. , DITTMER D. C.
Published: May 2016

Cycloaddition reaction of o‐chloranil (Ia) and o‐bromanil (Ib) with the thietes (II) yields the dihydrothiacyclobutabenzodioxins (III).
ChemInform Abstract: Stereochemical Studies. Part 107. Saturated Heterocycles. Part 111. Preparation of Uracils via Cycloreversion of Norbornene‐Fused Pyrimidinediones.
Authors: BERNATH G. , STAJER G. , SZABO A. E. , SZOEKE‐MOLNAR Z. + , SOHAR P. , ARGAY G. , KALMAN A.
Published: May 2016

Reaction of the isocyanates (II) with the norbornane (I) and the norbornene (VI) yields the compounds (III) and (VII), respectively.
ChemInform Abstract: Synthesis and Anthelmintic Activity of Some New Isothiocyanates, Carbamates, and N′‐Furoylthioureas Derived from 6‐Amino‐3‐aryl/heteroaryl2H‐1,4‐benzoxazines.
Authors: SHRIDHAR D. R. , RAO K. S. , RASTOGI K. , GANDHI S. S.
Published: May 2016

Starting with the 4‐nitro‐2‐aminophenol (I) and the substituted bromomethyl ketones (II), the benzoxazines (III) are prepared.
ChemInform Abstract: Electronic Effects of as‐Triazinyl Groups.
Authors: SHKURKO O. P. , GOGIN L. L. , BARAM S. G. , MAMAEV V. P.
Published: May 2016

The 3‐, 5‐, and 6‐substituted triazines (IV), (VII), and (VIII) are synthesized as shown in the reaction scheme.
ChemInform Abstract: Synthesis of 1‐Benzoxepins from the Adducts of Dichlorocarbene to Chromenes.
Authors: KOBLIK A. V. , SUZDALEV K. F. , LOKTIONOV A. A.
Published: May 2016

The fused dichlorocyclopropanes (II) and (VIII), prepared from the chromenes (I) or (VII) and dichlorocarbene, are converted to the benzoxepins (III) ‐ (VI), (IX), or (X) and (XI), depending on the substituents.
ChemInform Abstract: Macroheterocycles. Part 25. A Suitable Method for the Synthesis of Crown Compounds with Thiocarbamide Groups.
Authors: LUK'YANENKO N. G. , KIRICHENKO T. A. , LIMICH V. V. , BOGATSKII A. V.
Published: May 2016

Reaction of the polyoxyethylenediamines (I) with the diisothiocyanates (II) according to the high dilution principle gives the symmetric and asymmetric crown compounds (III).
ChemInform Abstract: Synthesis and Characterization of Tetrakis(bis(trimethylsilyl)methyl)disilene.
Authors: MASAMUNE S. , ERIYAMA Y. , KAWASE T.
Published: May 2016

The title compound (III), which is synthesized as shown in the scheme, reacts with water to give the hydrate (IV).
ChemInform Abstract: PH‐Functional Phosphanes Containing a 2‐Pyridyl Substituent in α‐ or β‐Position: 2‐C5H4N‐(CH2)n‐PHR (R: H, iPr, tBu, Ph, 2‐C5H4N‐(CH2)n; n = 1, 2).
Authors: SPIEGEL G. U. , STELZER O.
Published: May 2016

The title phosphines are prepared as shown in the scheme.
ChemInform Abstract: Reactions of Ethylene Glycol Chlorophosphite with Allylamine.
Authors: KROLEVETS A. A. , POPOV A. G.
Published: May 2016

The allylic group of the primary reaction product (III) from the chlorophosphite (I) and allylamine (II) undergoes N‐P shift upon distillation, forming the iminodioxaphospholane (IV).
ChemInform Abstract: 1,3,2‐Diazaphosphorinanes. Part 6. Synthesis and Study of N,N′‐Disilylated 1,3,2‐Diazaphosphorinanes.
Authors: KUROCHKIN V. V. , ZAVALISHINA A. I. , ORZHEKOVSKAYA E. I. , BEKKER A. R. , AGRANOVICH A. G. , NIFANT'EV E. E.
Published: May 2016

The disilylated diazaphosphorinanes (III) are synthesized either by silylation of the diazaphosphorinanes (I) or by cyclization of the N,N'‐disilyldiamines (V).
ChemInform Abstract: Tris(2,4,6‐trimethylphenyl)antimony Dihydroxide: Synthesis and Reaction with Sulfonic Acids RSO3H (R = C6H5, CF3). Crystal Structure of (2,4,6‐(CH3)3C6H2)3SbO·HO3SC6H5.
Authors: HUBER F. , WESTHOFF T. , PREUT H.
Published: May 2016

Oxidation of tris(mesityl)antimony (I) with H2O2 yields tris(mesityl)antimony dihydroxide (II) which reacts with the sulfonic acids (III) to form the adducts (IV).
ChemInform Abstract: Reaction of N‐Sulfonyldiaryltelluriumimides with Hydroquinone.
Authors: NADDAKA V. I. , AVANESYAN K. V. , NESTEROVA M. A. , MINKIN V. I.
Published: May 2016

The title reaction has been studied for the first time.
ChemInform Abstract: Low‐Valent Molybdenum Carbonyl Complexes as an Entry to Octahedral MoI3L3 Complexes. Synthesis and X‐Ray Molecular Structure of MoI3(THF)3.
Authors: COTTON F. A. , POLI R.
Published: May 2016

A convenient route to (III) is developed by iodine oxidation of Mo(0)‐carbonyl (I) and Mo(II)‐carbonyl complexes (IV) in THF (II) as solvent.
ChemInform Abstract: Preparation and Characterization of Molybdenum(IV)‐Alkyne Complexes Containing Bulky Aryloxide or Arenethiolate Ligands.
Authors: WALBORSKY E. C. , WIGLEY D. E. , ROLAND E. , DEWAN J. C. , SCHROCK R. R.
Published: May 2016

Starting with the tetrachloroalkyne complexes (III) or the tetrakis(arenethiolate) complexes (VII), the title complexes (I) and (II) are prepared as shown in the scheme.
ChemInform Abstract: Paramagnetic Copper(I) Dimers.
Authors: KAIM W. , KOHLMANN S.
Published: May 2016

The reaction of the binucleating α‐diimine (I) with the Cu complex (II) yields a binuclear diamagnetic complex, which on electrochemical as well as on chemical one‐electron reduction leads to the paramagnetic Cu(I) dimer (IIIa) with an anion radical ligand.
ChemInform Abstract: Synthesis and Reactions of Icosahedral Rhodacarboranes Bearing η3‐Allyl, Alkyl, and Acyl Moieties at the Metal Vertex.
Authors: WALKER J. A. , ZHENG L. , KNOBLER C. B. , SOTO J. , HAWTHORNE M. F.
Published: May 2016

The formal anionic Rh(I) species, prepared by abstraction of the hydrido ligand from the rhodacarborane (I), serves as a nucleophile in the reaction with allyl chlorides to afford the derivatives (III).