bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Diastereoselective Cyclization of 6‐Octen‐1‐als with a Rhodium(I) Complex.
Authors: FUNAKOSHI K. , TOGO N. , TAURA Y. , SAKAI K.
Published: May 2016

The esters (IV), prepared by coupling of the keto ester (I) with the bromide (II) and subsequent acetalization, is converted into the aldehyde (V) which is diastereoselectively cyclized upon treatment with the Wilkinson Rh(I)‐catalyst to produce the alcohol (VI).
ChemInform Abstract: A Novel Dioxetane‐Hydroperoxide Rearrangement: Photooxygenation of 3‐tert‐Butoxy(and Methoxy)‐6,7‐benzobicyclo(3.2.1)octa‐2,6‐dienes.
Authors: BALCI M. , TASKESENLIGIL Y. , HARMANDAR M.
Published: May 2016

The bromide (I) is converted to the enol ethers (IIIa) and (IIIb).
ChemInform Abstract: Synthesis, Structure, and Self‐Oxidation of Alkynyl(phenyl)iodonium Periodates.
Authors: OCHIAI M. , KUNISHIMA M. , FUJI K. , NAGAO Y. , SHIRO M.
Published: May 2016

The iodonium periodates (III), obtained by reaction of the corresponding tetrafluoroborates (I) with sodium periodate (II), undergo self‐oxidation at room temperature.
ChemInform Abstract: Dimeric Products and Hydrogen Transfer in the Dissolving Metal Reduction of Camphor.
Authors: HUFFMAN J. W. , WALLACE R. H.
Published: May 2016

The reduction of (I) and its 3‐exo‐deuteroisomer indicates that the reaction proceeds principally by transfer of an exo‐hydrogen.
ChemInform Abstract: Chlorine Abstraction from Arenesulfonyl Chlorides by Substituted Phenyl Radicals.
Authors: DA SILVA CORREA C. M. M. , OLIVEIRA M. A. B. C. S. , DE LURDES S. ALMEIDA M. , RODRIGUES P. C. M. , FONSECA M. M. B. , ESTRADA J. M. A. C.
Published: May 2016

The Arrhenius parameters for the title reaction of (I) do not correlate with the polar characteristics of the substituents, but good Hammett correlations are obtained for the dehalogenation.
ChemInform Abstract: Methylenecyclopropane as an Alkene Component in the Khand‐Pauson Reaction.
Authors: SMIT W. A. , KIREEV S. L. , NEFEDOV O. M. , TARASOV V. A.
Published: May 2016

Methylenecyclopropane (I) reacts with the dicobalt hexacarbonyl alkyne complexes (II) on the surface of solid supports such as silica gel to form the regioisomeric spiro‐fused cyclopentenones (III) and (IV).
ChemInform Abstract: A Facile Route to Vinyl Isocyanides.
Authors: BALDWIN J. E. , YAMAGUCHI Y.
Published: May 2016

The cycloalkenes (I) are converted to the iodocycloalkyl isocyanates (III) which are reduced directly or in the form of their corresponding carbamates (V) to give the iodo isonitriles (VI).
ChemInform Abstract: Bifunctional Annulating Reagents: A Combined Annulation‐Ring Cleavage Approach to the Synthesis of Eight‐ and Nine‐Membered Rings.
Authors: LEE T. V. , RODEN F. S. , PORTER J. R.
Published: May 2016

Eight‐ and nine‐membered rings (cf.
ChemInform Abstract: A Facile Synthesis of Aryl Ethers of Ethynylcarbinols Using the Mitsunobu Reaction.
Authors: SUBRAMANIAN R. S. , BALASUBRAMANIAN K. K.
Published: May 2016

Coupling of the phenols (I) with the propargylic alcohols (II) under Mitsunobu conditions results in the formation of the phenol ethers (III).
ChemInform Abstract: Reactions of Organic Anions. Part 157. Nucleophilic Sulfonyl‐ and Cyanomethylation of Nitrobenzene Sulfonic Acids via Vicarious Nucleophilic Substitution of Hydrogen.
Authors: MAKOSZA M. , KINOWSKI A.
Published: May 2016

Carbanions of chloromethyl phenyl sulfone (II) and phenylthioacetonitrile (III) react with nitrobenzenesulfonic acids such as (I) via the vicarious nucleophilic substitution (VNS) to give the products (IV).
ChemInform Abstract: Synthesis of Diarylic Compounds by Palladium‐Catalyzed Reaction of Aromatic Triflates with Boronic Acids.
Authors: HUTH A. , BEETZ I. , SCHUMANN I.
Published: May 2016

The compounds (V), in which the cyclopentyloxy moiety of the antidepressant rolipram (IVa) is replaced by aromatic or heteroaromatic residues, are prepared by reaction of the triflate (IVb) with the boronic acids (I).
ChemInform Abstract: (R)‐ and (S)‐N,N‐dipropyl‐5,6,7,8‐Tetrahydro‐1‐hydroxy‐9H‐benzocyclohepten‐8‐ylamine. Stereoselective Interactions with 5‐HT1A Receptors in the Brain.
Authors: LIU Y. , MELLIN C. , BJOERK L. + , SVENSSON B. , CSOEREGH I. + , HELANDER A. , KENNE L. , ANDEN N.‐E. , HACKSELL U.
Published: May 2016

8‐Methoxytetralone (I) is converted to the benzocycloheptenone (IV) via ring expansion of the methylene derivative (III).
ChemInform Abstract: 1H NMR Spectroscopic Studies of Rotational Isomers of Several 1,2‐Diarylacenaphthylenes: Conformational Barriers and Buttressing Effects.
Authors: LAI Y.‐H. , CHEN P.
Published: May 2016

The barriers to rotation are measured for (Ia) and its derivatives (Ib) and (Ic).
ChemInform Abstract: A Novel Intramolecular (4 + 2)Cycloaddition of Silylene Protecting Dihydroxystyrene Derivatives: A Versatile Synthesis of Linearly Condensed peri‐Hydroxy Aromatic Compounds.
Authors: KITA Y. , OKUNAKA R. , HONDA T. , SHINDO M. , TAMURA O.
Published: May 2016

2‐Hydroxyacetophenone (I) is converted to the β‐acylamino ketones (VI).
ChemInform Abstract: Substituted 5‐Amino‐4,5,6,7‐tetrahydroindazoles as Partial Ergoline Structures with Dopaminergic Activity.
Authors: MCQUAID L. A. , LATZ J. E. , CLEMENS J. A. , FULLER R. W. , WONG D. T. , MASON N. R.
Published: May 2016

The 5‐aminotetrahydroindazoles (IV) or (XII) are prepared by the reduction of the corresponding amide precursors (III) and (XI) respectively.
ChemInform Abstract: Synthesis and Antiparkinsonian Activity of Newer Imidazolones.
Authors: NAITHANI P. K. , SRIVASTAVA V. K. , BARTHWAL J. P. , SAXENA A. K. , GUPTA T. K. , SHANKER K.
Published: May 2016

Eleven Mannich bases (cf.
ChemInform Abstract: Synthesis and Antifungal Activity of Some Alkylsubstituted 4‐(Substituted‐phenoxymethyl)‐2H‐1‐benzopyran‐2‐ones.
Authors: SINGH R. , SINGH R. P. , MALIK O. P. , MAKARANDI J. K.
Published: May 2016

The title compounds (IV) and (VI) are tested for their in vitro activity against the mycelial growth of seven plant pathogenic fungi.
ChemInform Abstract: Studies on Enamides. Part 3. A Novel Photochemical Synthesis of 9‐Arylacridines.
Authors: DATTA I. , DAS T. K. , GHOSH S.
Published: May 2016

The N‐benzoyldiphenylamines (I) are subjected to photolysis in methanol in the presence of iodine to give mixtures of the cyclization products (II) ‐ (IV).
ChemInform Abstract: Synthesis and Psychotropic Activity of 1‐(Hydroxy(acetoxy)phenyl)‐1,4‐dihydropyrimidin‐4‐ones.
Authors: ZHDANOV YU. A. , VEDERNIKOVA I. V. , SIMKINA YU. N. , RYABUKHIN YU. I. , KHAITIN M. I. , KOROL'CHENKO G. A. , IL'CHENKO I. A. , SADEKOVA E. I.
Published: May 2016

The oxazinium salt (I) reacts with 4‐aminophenol (II) to give the 1‐(4‐hydroxyphenyl)pyrimidinium salt (III).
ChemInform Abstract: Triazolo(4,5‐d)pyrimidines. Part 9. Reactions of 5‐Chloro‐ and 5‐(Methylsulfonyl)‐3‐phenyl‐3H‐1,2,3‐triazolo(4,5‐d)pyrimidines with C‐Nucleophiles.
Authors: TANJI K. , YAMAMOTO K. , HIGASHINO T.
Published: May 2016

Reaction of the triazolopyrimidines (I) with several nucleophiles are studied.
ChemInform Abstract: A Simple Method for the Synthesis of 2,3‐Bis(arylazo)quinoxalines.
Authors: GALLOS J. K. , COROBILI E. E.
Published: May 2016

The title compounds (IV) are obtained by cyclocondensation of the 1,2‐phenylenediamines (I) with the N,N''‐diarylethanedihydrazonoyl dichlorides (II) followed by dehydrogenation.
ChemInform Abstract: Sterically‐Hindered 5,11‐Dicarbo Analogues of Clozapine as Potential Chiral Antipsychotic Agents.
Authors: RUPARD J. H. , DE PAULIS T. , JANOWSKY A. , SMITH H. E.
Published: May 2016

Dibenzosuberone (I) is converted to the 10‐piperazinodibenzocycloheptenone (V) via the dibromide (II) and the 10‐bromo derivative (III).
ChemInform Abstract: Synthesis of Dipyrazolo(3,4‐b:4′,3′‐f)azepines and Dithieno(2,3‐b:3′,2′f)azepines from 1‐Substituted 2,7‐Dichloro‐4,5‐dihydro‐1H‐azepine‐3,6‐dicarbaldehydes.
Authors: AUBERT T. , FARNIER M. , MEUNIER I. , GUILARD R.
Published: May 2016

The title compounds (V) and (VII), new bis‐heterocyclic analogues of dibenzo(b,f)azepines, are prepared via the aldehydes (III).
ChemInform Abstract: Syntheses of Apogalanthamine Analogues as α‐Adrenergic Blocking Agents. Part 13. Syntheses of Phenolic 8‐Hydroxy‐5,6,7,8‐tetrahydrodibenz(c,e)azocines.
Authors: KIHARA M. , VANGVERAVONG S. , OHNISHI K. , IMAKURA Y. , KOBAYASHI S.
Published: May 2016

Coupling of the 2‐hydroxy‐2‐phenylethylamine hydrochlorides (I) with the o‐halobenzaldehydes (II) yields the secondary amines (III).
ChemInform Abstract: (R,R)‐2,3‐Butanediol and (s)‐Pinanediol Allylboronates in Chiral Synthesis of (2S,3S)‐3‐Methyl‐5‐hexen‐2‐ol.
Authors: MATTESON D. S. , CAMPBELL J. D.
Published: May 2016

(R,R)‐Butanediol (dichloromethyl)boronate (I) reacts with allyl‐MgCl (II) to give the mono‐ and diallylated products (IIIa) and (IIIb).
ChemInform Abstract: Novel Silyl Triflate Derivatives.
Authors: UHLIG W. , TZSCHACH A.
Published: May 2016

The selective cleavage of phenylsilanes with triflic acid (II) gives novel silyltriflates.
ChemInform Abstract: Allylic Organobismetallic Reagents. Part 1.
Authors: NORMANT J. F. , QUIRION J. C. , ALEXAKIS A. , MASUDA Y.
Published: May 2016

The 1‐methoxy‐1‐silylallene (I) is lithiated with n‐butyllithium and then coupled with allylzinc bromide (II) to yield the 1,4‐diene (III) after aqueous work‐up.
ChemInform Abstract: Reaction of Phosphorus and Iodine.
Authors: FESHCHENKO N. G. , RUTKOVSKII E. K. , GORBATENKO ZH. K.
Published: May 2016

Red phosphorus (I) is consecutively coupled with excess iodine and the amines (II) or (IV) to give the phosphonium salts (III) and (V) respectively.
ChemInform Abstract: Unusually Coordinated Phosphorus Compounds. Part 40. 1‐Chloro‐1H‐phosphirenes. A New Synthesis from Phosphaalkenes and Carbenes.
Authors: SCHNURR W. , REGITZ M.
Published: May 2016

The diazirines (I) are pyrolyzed to generate the chlorocarbenes (II) which react with the phosphaalkenes (III) to give the phosphiranes (IV).
ChemInform Abstract: Phenylseleno‐Lactonization of Olefinic Nitriles Promoted by Peroxydisulfate‐Ion Oxidation of Diphenyl Diselenide.
Authors: TIECCO M. , TESTAFERRI L. , TINGOLI M. , BARTOLI D.
Published: May 2016

The oxidation of Ph‐Se‐Se‐Ph (II) with (NH4)2S2O8 is a very simple and efficient method to produce phenylselenium cations in the absence of nucleophilic counterions.
ChemInform Abstract: The Reactions of Lithiobis(phenylseleno)methane with Chloromethyltrimethylsilane and Iodomethyltrimethylstannane: Novel 1,1‐ and 1,2‐Elimination Reactions of Organoselenium/Organotin Chemistry.
Authors: SARKAR, T K. , SATAPATHI T. K.
Published: May 2016

Bis(phenylseleno)methane (I) is converted to its Li salt (II) which reacts with trimethylstannylmethyl iodide (III) to give the compounds (IV) and (V).
ChemInform Abstract: Some 1,2‐Bis(diphenylphosphino)ethane Complexes of Molybdenum(0) and ‐(II).
Authors: BARRON A. R. , ANDERSON S. J. , MCGREGOR K. , WILKINSON G.
Published: May 2016

Reaction of the allylhydrido complex (IV) with various small molecules are studied.
ChemInform Abstract: Synthesis of Heteronuclear Di‐ and Tri‐Metal μ‐Carbyne Compounds from the Thiocarbyne (HB(pz)3)(CO)2WCSMe.
Authors: DOYLE R. A. , ANGELICI R. J. , STONE F. G. A.
Published: May 2016

The thiocarbyne (I) forms heteronuclear complexes (III), (V), (VII) and (IX) similar to those formed by analogous allyl and aryl carbynes.
ChemInform Abstract: The Synthesis of the Novel Mixed Halide Seven‐Coordinate Complex (WBrI(CO)3(NCMe)2) and Its Reactions with Alkynes.
Authors: BAKER P. K. , BURY A. , FLOWER K. R.
Published: May 2016

The complex W(CO)3(NC‐Me)3 reacts in situ to give the title complex (IV), which in analogy to the very similar diiodo complex is supposed to have a capped octahedral structure.
ChemInform Abstract: Preparation and Properties of (M(S2N2H)Cl(L)) (M: Pt, L: PMe2Ph or C2H4; M: Pd, L: PMe2Ph), (Pt(S3N)Cl(PMe2Ph)), and Corresponding 15N‐Enriched Complexes.
Authors: JOLLIFFE J. M. , KELLY P. F. , WOOLLINS J. D.
Published: May 2016

The preparation of one representative, (IV), of the title complexes is shown in the scheme.
ChemInform Abstract: Reaction of Organoboron Compounds with Platinum(II) Disolvento Complexes.
Authors: SIEGMANN K. , PREGOSIN P. S. , VENANZI L. M.
Published: May 2016

As demonstrated in the scheme for some examples, cationic complexes cis‐(Pt(solvent)2L2)2+ (L: PMe3, PEt3, PPh3; solvent: H2O or MeOH) react with arylboron derivatives ((BPh4)‐, (B(p‐tolyl)4)‐, (B(m‐tolyl)4)‐, BPh3, B(OMe)Ph2, B(OMe)2Ph, and B(OH)2Ph) to give trans‐(Pt(aryl)(solvent)L2)+ which are isolated and characterized as their neutral halo derivatives (VI).
ChemInform Abstract: Thiasteroids. Part 2. Investigations Concerning the Total Syntheses of 12‐Thiasteroids, 2,6‐Bisthiabenz(3,4)estra‐3,5(10),8,14‐tetraen‐17‐one and Its D‐Homo Analogue and 2,6,16‐Tristhiabenz(3,4)‐D‐homoestra‐3,5(10),8,14‐tetraen‐17a‐one.
Authors: RAMADAS S. R. , KUMARESAN S.
Published: May 2016

The ester (I) as well as the ketone (III) resist to cyclodehydration to give the expected 12‐thiasteroids.
ChemInform Abstract: Regioselective Synthesis of Ring A Polymethylated Steroids in the Androstane Series.
Authors: KUENZER H. + , SAUER G. , WIECHERT R.
Published: May 2016

The hitherto unknown, highly substituted androstane derivatives (VI), (X) and (XIII) are prepared in order to test their biological activity.
ChemInform Abstract: Erythrophleum Alkaloids. Synthesis of (‐)‐4‐epi‐Cassamine.
Authors: ABAD A. , AGULLO C. , ARNO M. , DOMINGO L. R. , ZARAGOZA R. J.
Published: May 2016

The mixture of the tricyclic ketones (IIIa + b) can easily be separated by column chromatography.
ChemInform Abstract: Electron‐Transfer Activation. Salt Effects on the Photooxidation of Tertiary Amines: A Useful N‐Demethylation Method.
Authors: SANTAMARIA J. , OUCHABANE R. , RIGAUDY J.
Published: May 2016

N‐Methylated alkaloids such as (I) are oxidized under sensitized irradiation in the presence of lithium or magnesium perchlorate to form mainly the N‐demethylated secondary amines (II), together with the N‐formyl derivatives (III).
ChemInform Abstract: A New Expeditious Synthesis of (+)‐exo‐Brevicomin via Efficient C‐C Bond Formation of Triflates.
Authors: KOTSUKI H. , KADOTA I. , OCHI M.
Published: May 2016

The diol (I), derived from diethyl tartrate, reacts consecutively with tosyl chloride (II) and trifluorosulfonic acid anhydride (IV) to give the tosyloxy triflate (V) which is selectively coupled with the Grignard compound (VI) and then methylated with lithium dimethylcuprate (VII) to produce the bisacetal (VIII).
ChemInform Abstract: First Total Synthesis of Girolline.
Authors: BEDOYA ZURITA M. , AHOND A. , POUPAT C. , POTIER P.
Published: May 2016

The title compound (VIII) is isolated from the sponge Pseudaxinyssa cantharella.
ChemInform Abstract: Antiparasitic Agents. Part 8. Synthesis of 1,6‐ and 1,8‐Disubstituted‐9H‐pyrido(3,4‐b)indoles and 2‐Substituted‐1(3),10‐dihydro‐9‐phenylpyrido(3,4‐b)imidazo(4,5‐g)indoles and Their Anthelmintic Activity.
Authors: AGARWAL A. , AGARWAL S. K. , BHAKUNI D. S. , GUPTA S. , KATIYAR J. C.
Published: May 2016

Twenty title compounds are prepared and tested for their anthelmintic activity.
ChemInform Abstract: Surface Reaction Film Formation by Si2H6 Transfer at Molecular Flow.
Authors: OHMI T. , MORITA M. , TEI G. , KOCHI T. , KOSUGI M. , KUMAGAI H. , ITOH M.
Published: May 2016

A novel film formation technology using a free‐jet molecular flow expanding into UHV as a source gas supply system, is presented.
ChemInform Abstract: Preparation and Characterization of Cu(II) Oxide.
Authors: COLLINS B. T. , DESISTO W. , KERSHAW R. , DWIGHT K. , WOLD A.
Published: May 2016

Cu1‐xO is prepared by air oxidation of metallic Cu at 600 °C (x = 0.0005) as well as by thermal decomposition of copper nitrate at 250 °C (x = 0.007) and the magnetic and electronic properties are studied as a function of preparation and annealing conditions (i.e., stoichiometry).
ChemInform Abstract: Electroreductive Hydrocoupling of Aldehyde with Acrylate in Heterogeneous System Mixed with Phase Transfer Catalysts.
Authors: KITAGUCHI N.
Published: May 2016

The synthesis of butanolides (III) and (VIII) by the title procedure is more effective than the homogeneous electrolysis reported earlier.
ChemInform Abstract: Nitroxides (Aminyl Oxides). Part 42. The Isolation of the First OC‐Bonded Dimer of a Vinyl Nitroxide.
Authors: AURICH H. G. , KESSLER W.
Published: May 2016

The vinyl nitroxide (II), generated in a slow reaction by oxidation of the nitrone (I), affords the OC dimer (III).
ChemInform Abstract: Reductions of Alkyl and Aryl Halides with Magnesium and Methanol.
Authors: HUTCHINS R. O. , SUCHISMITA SUCHISMITA , ZIPKIN R. E. , TAFFER I. M.
Published: May 2016

Various halides, e.g. the chlorides (I), the bromides (III), and the iodides (V), are reductively dehalogenated upon treatment with excess magnesium in methanol.
ChemInform Abstract: Chemo‐ and Regioselective Halogenation of a Cyclopalladated Imine.
Authors: ALBERT J. , GRANELL J. , SALES J.
Published: May 2016

The aldehyde (II) is obtained by chlorination of a cyclopalladated imine derivative of mesitylene carbaldehyde and characterized as a 2,4‐dinitrophenylhydrazone derivative (yield ca. 50%).
ChemInform Abstract: Fluorination of Hydroxy Esters with N,N‐Diethyl‐1,1,2,3,3,3‐hexafluoropropanamine.
Authors: WATANABE S. , FUJITA T. , SAKAMOTO M. , ARAI T. , KITAZUME T.
Published: May 2016

The reaction of the N,N‐diethylhexafluoropropanamine (II) with β‐hydroxycarboxylic esters, e.g. (Ia) ‐ (If), yields the corresponding β‐fluoro esters (III), in some cases the deoxygenated esters (IV) are also formed.
ChemInform Abstract: Vinyl Ethers with an Epoxy Group. Part 19. Vinyl 2‐Hydroxy‐3‐aminopropoxyalkyl Ethers.
Authors: NEDOLYA N. A. , VORONKOV M. G. , ZINOV'EVA V. P. , DYMCHENKO V. I. , KOSITSYNA E. I. , TROFIMOV B. A.
Published: May 2016

The polyfunctional title compounds (III), (IV) and (VI) may find application as versatile starting compounds in syntheses.
ChemInform Abstract: Synthesis of S‐(2‐Acylvinyl)heteryl Dithiocarbamates and Their Heterocyclization Under the Effect of Perchloric Acid.
Authors: ELOKHINA V. N. , NAKHMANOVICH A. S. , KALIKHMAN I. D. , KARNAUKHOVA R. V.
Published: May 2016

The reaction between the secondary amines (I) and CS2 (II) affords the corresponding dithiocarbamic acids.
ChemInform Abstract: Bromine‐Induced Autoxidation and Bromination Studies of Chlorinated Norbornenes.
Authors: NAGENDRAPPA G.
Published: May 2016

Chloroolefins contribute to environmental pollution.
ChemInform Abstract: Synthesis of Imines from N‐(1‐Haloalkyl)heteroarylium Salts.
Authors: MAQUESTIAU A. , ANDERS E. , VANDEN EYNDE J.‐J. , D'ORAZIO P. , MAYENCE A.
Published: May 2016

The condensation of benzaldehyde (II) with amines, e.g. (IV) and (VI), yields the title imines (V) and (VII), resp., with 25‐60% yield.
ChemInform Abstract: The Oxidative Coupling Reaction of Allylstannanes with Trimethylsilyl Enol Ethers.
Authors: TAKEDA T. , OGAWA S. , KOYAMA M. , KATO T. , FUJIWARA T.
Published: May 2016

The allylic stannanes (I) and (V) are coupled with the silyl enol ethers (II) in the presence of copper(II) salts or tin tetrachloride (or titanium tetrachloride) to form the regioisomeric homoallylic ketones (III) and (IV) or (VI) and (VII).
ChemInform Abstract: A Facile Conversion of α‐Nitro Epoxides into 1,2‐Diones and α‐Iodo Ketones.
Authors: VANKAR Y. D. , SAKSENA R. K. , BAWA A.
Published: May 2016

The α‐nitro epoxides (I) are oxidatively cleaved upon treatment with dimethyl sulfoxide in the presence of chlorotrimethylsilane or boron trifluoride etherate, yielding the 1,2‐diones (II).
ChemInform Abstract: Efficient Activation of Acetals Toward Nucleophiles with (Rh(cod)Cl)2 Catalyst. New Method for the Preparation of Aldols from Acetals and Silyl Enol Ethers by the Combined Use of Catalytic Amounts of (Rh(cod)Cl)2 and Trimethylsilyl Cyanide.
Authors: MUKAIYAMA T. , SOGA T. , TAKENOSHITA H.
Published: May 2016

The acetals (I) react with trimethylsilyl cyanide (II) in the presence of a Rh catalyst to give the cyanohydrin ethers (III).
ChemInform Abstract: Double‐Stranded Molecules: A (6)Beltene Derivative and the Corresponding Open‐Chain Polymer.
Authors: GODT A. , ENKELMANN V. , SCHLUETER A.‐D. +
Published: May 2016

Heating of the adduct (III) in concentrated or dilute solution leads either to a polymer which consists of a complex mixture of isomers, or to a low‐molecular weight compound which precipitates in stereochemically pure form and is identified as the (6)beltene derivative (IV).
ChemInform Abstract: A Mild Uncatalyzed Dearomatization Reaction.
Authors: BOLTON R. E. , MOODY C. J. , REES C. W.
Published: May 2016

Compound (I) is a precursor of the naturally occurring phosphodiesterase inhibitors PDE‐1 and PDE‐2. If heated in xylene, migration of the benzyl group leads to dearomatization of the central benzene ring in a first‐order reaction.
ChemInform Abstract: Acetylenic Chemistry. Part 13. Synthesis of Oxazoles and Oxazoloquinazolines from o‐Amino‐N‐(1,1‐disubstituted‐propynyl)benzamide.
Authors: REISCH J. , USIFOH C. O. , OLUWADIYA J. O.
Published: May 2016

The reaction between isatoic anhydride (I) and the alkynamines (II) affords the benzamides (III).
ChemInform Abstract: Synthesis and Properties of N‐Aminoguanines.
Authors: KOHDA K. , YASUDA M. , UKAI H. , BABA K. , YAMAGATA Y. , KAWAZOE Y.
Published: May 2016

The syntheses of all positional isomers of ring‐nitrogen monoaminated guanines and two N,N'‐diaminoguanines, i.e. the 1,7‐diamino and the 3,7‐diamino derivative, are achieved starting from deoxyguanosine or O‐methylguanine and with hydroxylamine‐O‐sulfonic acid or 2,4‐dinitrophenoxyamine.
ChemInform Abstract: Polybasic Amines. Part 1. Synthesis of N‐Carboxymethyl‐ and N‐(β‐Carboxyethyl)‐N′‐(β‐aminoethyl)piperazines.
Authors: ZAGIDULLIN R. N.
Published: May 2016

The novel and water‐soluble title compounds (VII) and (IX) are found to be effective chelating agents for heavy metal ions.
ChemInform Abstract: Analgesic and Antipyretic Activities of 1,2,6‐Thiadiazin‐3‐one 1,1‐Dioxides. SAR Design of a New Analgesic Agent.
Authors: GIRALDEZ A. , NIEVES R. , OCHOA C. , VARA DE REY C. , CENARRUZABEITIA E. , LASHERAS B.
Published: May 2016

In order to establish a comparison between the biological properties of a series of title compounds such as (I) and related pyrazolones (II), the analgesic and antipyretic activities of these compounds are evaluated under the same experimental conditions and subjected to a Hansch analysis.
ChemInform Abstract: Cobalt‐Catalyzed Ring‐Opening Carbonylation of Cyclic Ethers Using N‐(Trimethylsilyl)amines.
Authors: TSUJI Y. , KOBAYASHI M. , OKUDA F. , WATANABE Y.
Published: May 2016

Methyloxirane (I) reacts with N‐trimethylsilylbenzylamine (II) and carbon monoxide (III) to give a mixture of the isomeric carboxamides (IV) and (V).
ChemInform Abstract: Reactivity of Functionalized Isonitriles in Molybdenum Carbonyl Complexes.
Authors: CRESPO A. M. , STIRLING C. J. M.
Published: May 2016

The Mo complexes (I), prepared from molybdenum hexacarbonyl and the corresponding isonitriles, are treated with sodium ethoxide (II) to give the (thio)phenoxides (III), the vinylisonitrile complex (IV), and the ethoxyethylisonitrile complex (V).
ChemInform Abstract: Synthesis and Cis‐Trans Isomerism of (Pentamethylcyclopentadienyl)rhenium(III) Halide Complexes Formed by Oxidative Addition of X2 or HX (X: Cl, Br, I) to (η5‐C5Me5)Re(CO)2(PMe3) or (η5‐C5Me5)Re(CO)(PMe3)(N2).
Authors: KLAHN‐OLIVA A. H. , SINGER R. D. , ARAMINI J. M. , SUTTON D.
Published: May 2016

Oxidative additions of X2 (II) or HX (IV) to the Re(I) complex (III) result in the formation of the cis‐dihalide complexes (I) and the trans‐hydride halide complexes (V), respectively.
ChemInform Abstract: An Improved Method for the Preparation of Symmetrically‐Substituted Porphyrins via 2‐Methoxymethyl‐3,4‐Disubstituted Pyrrole Derivatives.
Authors: KINOSHITA H. , TANAKA S. , INOMATA K.
Published: May 2016

The imine (II), obtained from the 1‐sulfonylethylamine (I) and methylmagnesium bromide, reacts with the α‐lithio sulfones to give the mesylamino derivatives.
ChemInform Abstract: Tropical Marine Algae. Part 4. Novel Metabolites from the Red Alga Laurencia implicata (Rhodophyta, Rhodophyceae, Ceramiales, Rhodomelaceae).
Authors: COLL J. C. , WRIGHT A. D.
Published: May 2016

The constituent (I) possesses an unprecedented ring system; compound (III) represents the 10‐bromo analogue of chlorofucin.
ChemInform Abstract: Tropical Marine Algae. Part 5. The Structure Determination of Two Novel Sesquiterpenes from the Red Alga Laurencia tenera (Rhodophyceae, Ceramiales, Rhodomelaceae).
Authors: COLL J. C. , SKELTON B. W. , WHITE A. H. , WRIGHT A. D.
Published: May 2016

The less abundant compound (I) (space group P212121; Z=4) is found to be the 9‐epimer of the known metabolite perforatone.
ChemInform Abstract: The Conformation of Eight‐Membered 3,2′‐O‐Isopropylidene Acetals of Some Common Disaccharides.
Authors: BERNABE M. , FERNANDEZ‐MAYORALAS A. , JIMENEZ‐BARBERO J. , MARTIN‐LOMAS M. , RIVERA A.
Published: May 2016

The disaccharide acetals (Ia)‐(IIIa) and (Ib)‐(IIIb) are examined by MM2 calculations and/or 1H NMR methods.
ChemInform Abstract: Enzymatic Syntheses of Chiral sec‐Alcohols and Their NMR Chemical Shifts Induced by a Chiral Lanthanide Shift Reagent.
Authors: YOSHIDA N. , MORITA H. , OYAMA K. , LEE H.‐H.
Published: May 2016

The resolution of racemic (I) is accomplished via enzyme‐catalyzed transesterification in the absence of a solvent; the optical purity of (R)‐(‐)‐(I) can be improved to > 99% by esterification with phthalic anhydride and subsequent hydrolysis.
ChemInform Abstract: Addition Reactions of N‐Haloamides to Unsaturated Compounds
Authors: LABEISH N. N. , PETROV A. A.
Published: May 2016

Review: (113 refs.
ChemInform Abstract: EXAFS Investigation of Structural Changes Induced During the Pretreatment of a Titania‐Supported Iron‐Ruthenium Catalyst.
Authors: BERRY F. J. , XU C. , JOBSON S. , STRANGE R.
Published: May 2016

The in situ EXAFS study shows that the initial exposure of the Ru‐Fe/TiO2 catalyst to flowing H2 at 130 °C induces partial reduction of RuO2 to Ru metal.
ChemInform Abstract: Electronic Structure of Cr3+ in Cs2NaYCl6 and Cs2NaYBr6 Lattices. Electron‐Paramagnetic Resonance and Electron‐Nuclear Double Resonance Measurements and Multiple Scattering Xα Calculations.
Authors: MONNIER A. , CHAMBAZ D. , BILL H. , GUEDEL H. U. + , WEBER J.
Published: May 2016

The results of EPR and ENDOR measurements agree with a cubic Cr3+ center.
ChemInform Abstract: Electrochemical Reduction of Palladium(II) in the Basic Aluminum Chloride + 1‐Methyl‐3‐ethylimidazolium Chloride Molten Salt
Authors: SUN I.‐W. , HUSSEY C. L.
Published: May 2016

electrodeposition Pd metal appears to be the first example in which a transition metal is deposited from solution in a basic room‐temp.
ChemInform Abstract: On the Underpotential‐Overpotential Transition in the Deposition of Silver on Platinum.
Authors: ALONZO D. C. , SCHARIFKER B. R.
Published: May 2016

An investigation of the Ag deposition on polycrystalline Pt over a potential range covering the underpotential and overpotential regions provides clear evidence that underpotentially deposited atoms are involved in the three‐dimensional clustering process of Ag at overpotentials.
ChemInform Abstract: Photolysis of Chemisorbed Dioxygen on Pd(111): Dependence on Photon Energy.
Authors: HANLEY L. , GUO X. , YATES J. T. JUN.
Published: May 2016

Photolysis of chemisorbed dioxygen, bound in the peroxo and superoxo configuration to Pd(111), can occur by three distinct photoprocesses.
ChemInform Abstract: Anodic Electrosynthesis of CdTe Thin Films.
Authors: HAM D. , MISHRA K. K. , WEISS A. , RAJESHWAR K.
Published: May 2016

Cadmium telluride thin films are anodically electrosynthesized by using Cd anodes in an alkaline sodium telluride solution.
ChemInform Abstract: Zeolite Synthesis in the SiO2‐Al2O3‐Na2O‐Pyridine‐H2O System
Authors: SMITH W. J. , DEWING J. , DWYER J.
Published: May 2016

is studied by varying reaction parameters such as the SiO2/Al2O3, and H2O/SiO2 and pyridine/SiO2 ratios.
ChemInform Abstract: The Synthesis of Pure YBa2Cu3O7‐x
Authors: JANSEN M. , BREDTHAUER J.
Published: May 2016

is found to require a precise adjustment of the Y:Ba:Cu molar ratio and a low sintering temperature.
ChemInform Abstract: Trigonal Bipyramidal Compounds of Technetium with a Tetradentate Umbrella Ligand.
Authors: DE VRIES N. , DAVISON A. , JONES A. G.
Published: May 2016

The flexibility of the umbrella PS3 ligand in the complexes (I) and (II) is illustrated.
ChemInform Abstract: Lewis Acid‐Mediated Addition of Amino Ketene Dithioacetals to α,β‐Unsaturated Ketones.
Authors: PAGE P. C. B. , HARKIN S. A. , MARCHINGTON A. P.
Published: May 2016

The α‐amino ketene dithioacetals (I) are coupled with the α‐enones (II) in the presence of equimolar amounts of zinc chloride to form the 1,5‐dicarbonyl compounds (III).
ChemInform Abstract: (4 + 2) Cycloadditions with 1,4‐Bis(N,N‐dimethylamino)‐1,3‐dienes: Stereochemical Studies and Observation of Radical Ions.
Authors: SUSTMANN R. , LUECKING K. + , KOPP G. , RESE M.
Published: May 2016

Electron transfer as a mechanistic alternative in (4 + 2) cycloadditions is examined in the case of the electron‐rich dienes (I), (III), and (VIII) reacting with a series of dienophiles of increasing acceptor strength such as fumaric and maleic nitriles/esters, e.g., (V) and (IX).
ChemInform Abstract: Ring Cleavage of 1,2,3‐Triazolium Ions with Nucleophiles.
Authors: MODERHACK D.
Published: May 2016

1,2,3‐Triazolium salts such as (I) react with various nucleophiles to give products of ring scission such as (II), (IV) or (VI).
ChemInform Abstract: Base‐Induced 1,3‐Si,O‐Trimethylsilyl Migration in α‐Hydroxyalkylpolysilanes.
Authors: WUSTRACK R. , OEHME H.
Published: May 2016

The bis(trimethylsilyl)silylpentan‐3‐ol (II) is synthesized by hydrolysis of the siloxypentane (I) which is previously obtained by spontaneous, base‐induced 1,3‐Si,O‐SiMe3 migration in the adduct from (Me3Si)3SiLi and Et2CO.
ChemInform Abstract: Reaction Pathways of 3‐(3′‐Methylenecyclobutyl)propyl and 2‐(3′‐Methylenecyclobutyl)ethyl Radicals.
Authors: PIGOU P. E.
Published: May 2016

The (methylenecyclobutyl)alkyl halides (III) and the related selenide (VII), prepared as outlined in the reaction scheme, react with tributylstannyl deuteride, yielding the deuterated products (XII) ‐ (XV), and (XVII) ‐ (XIX) via the free radicals (XI) and (XVI) mentioned in the title.
ChemInform Abstract: Ruthenium Complex‐Catalyzed Benzylation of Arenes with Benzyl Formates. Decarbonylation and Decarboxylation of Alkyl Formates.
Authors: KONDO T. , TANTAYANON S. , TSUJI Y. , WATANABE Y.
Published: May 2016

The formates (I) are decarbonylated upon treatment with trimethylamine oxide and Ru catalysts to yield the corresponding alcohols (II).
ChemInform Abstract: Synthetic Methods. Part 31. α‐Substituted Cyclobutanones as Protecting Groups for Carboxylic Acids.
Authors: HASSNER A. , NAIDORF‐MEIR S.
Published: May 2016

The fused chloro(phenyl)cyclobutanones (I) and (VI) react with the carboxylic acids (II) to give the stable acyloxy derivatives (III) and (VII).
ChemInform Abstract: Reactions of Unsaturated Azides. Part 9. First Isolation of Allenyl Azides.
Authors: BANERT K. , HAGEDORN M.
Published: May 2016

The propargyl azides (I) and (V) rearrange in CDCl3 or CD3OD to the short‐living, quasi‐stationary intermediates (II) and (VI) (present in solution in quantities of 0.7‐8% depending on substitution) but rapidly react further to give triazoles (IV) (first order reaction) or, in the case of (VI), the butadienediazide (VII).
ChemInform Abstract: 3‐Butene‐1,2‐diol: An Attractive Precursor for the Synthesis of Enantiomerically Pure Organic Compounds.
Authors: RAO A. V. R. , BOSE D. S. , GURJAR M. K. , RAVINDRANATHAN T.
Published: May 2016

The title diol (II) is obtained by an improved isomerization procedure.
ChemInform Abstract: A New Synthesis of Bis(aminoethanethiol) (BAT) Chelating Agents Containing a γ‐Carboxylate.
Authors: MACH R. H. , KUNG H. F. , JUNGWIWATTANAPORN P. , GUO Y.‐Z.
Published: May 2016

The ω‐unsaturated esters (I) are converted to the epoxides (II) which are cleaved and transformed into the diamines (IV).
ChemInform Abstract: Highly Diastereoselective Coupling Reaction of Cyclopentenol Derivatives by Palladium Catalyst.
Authors: TORII S. , OKUMOTO H. , AKAHOSHI F. , KOTANI T.
Published: May 2016

Palladium‐catalyzed coupling of the cyclopentenol (I) or the meso‐diol (V) with the iodooctene (II) yields the alkenylated cyclopentanone derivatives (III) or (VI) with high stereoselectivity.
ChemInform Abstract: Superoxide Anion Radical (O2·‐)‐Mediated Base‐Catalyzed Autoxidation of Enones.
Authors: FRIMER A. A. , GILINSKY‐SHARON P. , ALJADEFF G. , GOTTLIEB H. E. , HAMEIRI‐BUCH J. , MARKS V. , PHILOSOF R. , ROSENTAL Z.
Published: May 2016

The superoxide anion radical, generated from KO2 upon treatment with a crown ether, induces the autoxidation of the cyclohexenones (I) and (III), yielding the hydroxycyclohexadienones (II).
ChemInform Abstract: Catalyst Dependent Mechanistic Paths in the Reactions of Ethyl Diazoacetate with β‐Keto Esters.
Authors: LOTTES A. C. , LANDGREBE J. A. , LARSEN K.
Published: May 2016

Ethyl acetoacetate (I) reacts with ethyl diazoacetate (II) in the presence of CuCl to form a mixture of the C‐ (III) and the O‐substituted product (IV).
ChemInform Abstract: Regio‐ and Diastereoselectivity of Enol Ether Formation by 1,4‐Sigmatropic Shifts of Hydrogen in Carbonyl Ylides.
Authors: LOTTES A. C. , LANDGREBE J. A. , LARSEN K.
Published: May 2016

The regio‐ and diastereoselectivity of the copper(I)‐ or rhodium(I)‐mediated reaction between the ketones (I) and ethyl diazoacetate (II), yielding the enol ethers (III) or (III) and (IV) is investigated.
ChemInform Abstract: Syntheses of Substituted 2‐Phenyl α,β‐Unsaturated Aliphatic Acids.
Authors: BARBIER M.
Published: May 2016

The isochromanone (I) is treated with the long‐chain aliphatic aldehydes (II) in ethanolic KOH to form the E‐ (III) and Z‐alkylidene derivatives (IV).
ChemInform Abstract: 1,4‐Naphthoquinones. Part 19. 2‐, 3‐, and 6‐Methyljuglone from Formylnaphthol Derivatives.
Authors: WURM G. , GOESSLER B.
Published: May 2016

Reaction of the naphthol (I) with paraformaldehyde (II) gives the 2‐formylated derivative (III).
ChemInform Abstract: Tri‐n‐butyltin Hydride‐Assisted Highly Stereoselective Lactonization of Homoallylic Xanthates.
Authors: YAMAMOTO M. , URUMA T. , IWASA S. , KOHMOTO S. , YAMADA K.
Published: May 2016

Treatment of the xanthates (I), (VIII), and (X) with tributyltin hydride/AIBN results in cyclization, forming the thionolactones (II), (IX), and (XI).
ChemInform Abstract: Photochemistry of Ethyl 2,3‐Dihydro‐2,2‐dimethyl‐3‐oxo‐1H‐pyrrole‐1‐carboxylate.
Authors: PATJENS J. , MARGARETHA P.
Published: May 2016

The photochemical behavior of the aza‐enone (II) is compared with that of the furanone (XVIa) and the thiophenone (XVIb).
ChemInform Abstract: Electrophilic Olefin Heterocyclization in Organic Synthesis. Stereoselective Synthesis of 4,5‐Disubstituted γ‐Lactams by Iodine‐Induced Lactam Formation of γ,δ‐Unsaturated Thioimidates.
Authors: TAKAHATA H. , TAKAMATSU T. , YAMAZAKI T.
Published: May 2016

The γ,δ‐unsaturated thioamides (I) and (V) react with methyl iodide (II) to give the S‐methyl derivatives (III) and (VI).
ChemInform Abstract: Antifungal Activity of Novel 5‐Carbonyl Derivatives of 3‐Phenyl‐3‐(1H‐imidazol‐1‐ylmethyl)‐2‐methylisoxazolidines.
Authors: BENNETT G. A. , MULLEN G. B. , DECORY T. R. , MARYNIAK D. M. , JONES W. E. , MITCHELL J. T. , ALLEN S. D. , GEORGIEV V. S.
Published: May 2016

1,3‐Dipolar cycloaddition reaction of the nitrones (I) with the olefinic dipolarophiles (II) yields the Z‐ (IIIa) ‐ (IIId) and E‐configurated 5‐acylisoxazolidines (IVc) mentioned in the title.
ChemInform Abstract: SNAr Displacement of Fluorine from Pentafluoropyridine by Sodium Oximates: Unprecedented Substitution Patterns.
Authors: BANKS R. E. , JONDI W. , TIPPING A. E.
Published: May 2016

Pentafluoropyridine (IV) reacts with the sodium oximates (II) to give mixtures of 2‐ and 4‐substitution products as shown in the reaction scheme.
ChemInform Abstract: Reissert Compound Studies. Part 61. Preparation and Reactions of Quinazoline Di‐Reissert Compounds.
Authors: HAHN J.‐T. , POPP F. D.
Published: May 2016

Nine title compounds of type (IV) are prepared and their reactions are compared with those of corresponding mono‐Reissert compounds.
ChemInform Abstract: Carba‐acyclonucleoside Antiherpetic Agents.
Authors: HANNAH J. , TOLMAN R. L. , KARKAS J. D. , LIOU R. , PERRY H. C. , FIELD A. K.
Published: May 2016

Ganciclovir (VI) and 2'‐carba‐ganciclovir (Va) are antiviral agents differing structurally only in the replacement of an oxygen by ‐CH2‐ and yet expressing their biological properties along mechanistically independent pathways.
ChemInform Abstract: Condensed Purines. Part 1. Synthesis of 6,7‐Dihydro‐1,3‐dimethylpyrimido(2,1‐f)purine‐2,4,8(1H,3H,9H)‐triones.
Authors: KALCHEVA V. , STOYANOVA D. , SIMOVA S.
Published: May 2016

The reaction of novel 8‐substituted theophyllines with methyl esters (II) of α,β‐unsaturated carboxylic acids is investigated.
ChemInform Abstract: Reactions of Furazano(3,4‐b)quinoxalines with Phosphorus Ylides and an Unusual Oxidative Transformation of the Transylidation Product.
Authors: GALLOS J. K. , LIANIS P. S. , NICOLAIDES D. N.
Published: May 2016

In addition to the dihydro derivatives (II) and (IV) triphenylphosphine oxide and dialkylbutenodioates are formed.
ChemInform Abstract: Synthesis of Completely Fixed Porphyrin‐Quinone Compounds and the Mutual Orientation Effect on Electron Transfer.
Authors: SAKATA Y. , NAKASHIMA S. , GOTO Y. , TATEMITSU H. , MISUMI S. , ASAHI T. , HAGIHARA M. , NISHIKAWA S. , OKADA T. , MATAGA N.
Published: May 2016

In the title compounds (VIa) and (VIb), porphyrin and a quinone ring are connected with a rigid spacer, so that the mutual orientation of the two chromophores is fixed at a similar separation distance without rotational freedom.
ChemInform Abstract: Reductions of 3,7‐Diazabicyclo(3.3.1)nonan‐9‐ones and Corresponding 1,3‐Diazaadamantan‐6‐ones.
Authors: SAMHAMMER A. , HOLZGRABE U. , HALLER R.
Published: May 2016

The reduction of the diazabicyclononan‐9‐ones (I) is performed under various conditions.
ChemInform Abstract: 3‐Methylthio‐5‐trifluoromethyl‐1,2,4‐triazine as Starting Material for the Synthesis of Hetero‐Annulated Pyridines via Intramolecular Diels‐Alder Cycloaddition with Inverse Electron Demand.
Authors: JOHN R. , SEITZ G.
Published: May 2016

Nucleophilic substitution of the methylthio group in the title compound (III), synthesized from (I) and (II), by the alkynols (IV) gives the ethers (V).
ChemInform Abstract: Boron‐Nitrogen Compounds. Part 122. New Boron‐Nitrogen Analogues of Uracil Derivatives.
Authors: KOMOROWSKI L. , NIEDENZU K.
Published: May 2016

The B‐N analogues of the type (III) are synthesized by the reactions of the 1,5‐diaza‐2,4‐dibora‐3‐oxacyclohexanone (I) with N,N'‐dimethylurea or with correspondingly substituted biurets (V).
ChemInform Abstract: Electrochemical Synthesis of (α‐Halobenzyl)silanes and Benzaldisilanes.
Authors: FRY A. J. , TOUSTER J.
Published: May 2016

The silanes (III) and the disilanes (V) are prepared by electrochemical reduction of the benzal chlorides (I) in the presence of trimethylchlorosilane (II).
ChemInform Abstract: Synthesis of Novel Ligands: Two or More Triphenylphosphine Units Containing Polysilicon Compounds.
Authors: TAKUMA Y. , IMAKI N.
Published: May 2016

The novel p‐(diphenylphosphino)phenyl‐Si compounds (III), (V), (VI) (yield 73%), and (VIII) (57%) are obtained by nucleophilic substitution of the halosilanes (II) and (IV) or corresponding ethoxysilanes using p‐(diphenylphosphino)phenyl‐MgBr or ‐Li.
ChemInform Abstract: Metal Complexes of Functional Isocyanides. Part 20. Unexpected Result of a Cycloaddition Between Metallo‐Nitrile Ylide and Keteneimine.
Authors: FEHLHAMMER W. P. , ZINNER G. , BECK G. , FUCHS J.
Published: May 2016

The 2:1 molar reaction of the metallo‐nitrile ylides (I) with the keteneimine (II) results in the formation of the unexpected organometallic compounds (IV).
ChemInform Abstract: A Unique Mononuclear Iron(III) Complex with the Binucleating Ligand 2,6‐Bis(N‐(2‐pyridylethyl)iminomethyl)‐4‐methylphenol.
Authors: MIKURIYA M. , KUSHIDA K. , NAKAYAMA H. , MORI W. , KISHITA M.
Published: May 2016

In the course of investigations of binuclear iron complexes with the binucleating title ligand, the novel mononuclear complex (IV) is obtained under the conditions outlined in the scheme.
ChemInform Abstract: Synthesis and Characterization of Copper(II) 5,10,15,20‐Tetrakis(2,6‐dipivalamidophenyl)porphyrinate: A Bis‐Picket‐Fence Porphyrin.
Authors: DRAIN C. M. , CORDEN B. B.
Published: May 2016

The porphyrin (IVa), which can also be synthesized directly from 2,6‐diaminobenzaldehyde and pyrrole, can be used as a starting material for the synthesis of a variety of cofacially hindered porphyrins.
ChemInform Abstract: Pentadienyl‐Metal‐Phosphine Chemistry. Part 19. Regioselective and Diastereoselective Addition of Methyl Anion to Chiral (Pentadienyl)ruthenium Complexes.
Authors: BLEEKE J. R. , RAUSCHER D. J.
Published: May 2016

The cationic electron‐rich (pentadienyl)‐Ru complexes (III) are obtained from the chloro complex (I) via its cationic methanol adduct according to the scheme.
ChemInform Abstract: Synthesis, Structure and Structural Dynamics of Ruthenium(II) Bis(2‐diphenylphosphinoethyl)phenylphosphine Dichloride.
Authors: GUIMERANS R. R. , HERNANDEZ E. C. , OLMSTEAD M. M. , BALCH A. L.
Published: May 2016

The title complex (III) (space group P1, Z=2) is prepared according to the scheme.
ChemInform Abstract: Synthesis, Spectroscopic, Electrochemical, and Magnetic Properties of Dimolybdenum(II,II), Diruthenium(II,III) and ‐(II,II) Complexes Containing Bridging Aspirinate (2‐Acetoxybenzoate) Ligands.
Authors: CARVILL A. , HIGGINS P. , MCCANN G. M. , RYAN H. , SHIELS A.
Published: May 2016

Carboxylate exchange reactions are used to prepare the tetra‐aspirinato‐Mo2(II,II) complex (IVa) and its soluble trifluoroacetate derivative (IVb).
ChemInform Abstract: Reactivity of New Osmium Dihydrides with Arenediazonium Cations: Preparation and Properties of Bis(aryldiazene) and Mono(aryldiazenido) Complexes. A Comparison with Analogous Iron and Ruthenium Derivatives.
Authors: ALBERTIN G. , ANTONIUTTI S. , BORDIGNON E.
Published: May 2016

The hydride complexes (I) are obtained in ca. 45% yield by NaBH4 reduction of (NH4)2(OsCl6) in the presence of the corresponding P ligands.
ChemInform Abstract: Stereoselective Oxidative Additions of a Carbon‐Carbon σ‐Bond in Tetrafluorocyclopropene to Iridium(I) Complexes.
Authors: HUGHES R. P. , KING M. E. , ROBINSON D. J. , SPOTTS J. M.
Published: May 2016

The oxidative addition of tetrafluoropropene (II) to Ir(I) complexes of the type (I) leads to iridacyclobutene‐Ir(III) products whose ligand arrangement is depended on the phosphine substituent R and the ligand X of the starting complex (I).
ChemInform Abstract: Total Synthesis of (.+‐.)‐Crassin by Titanium‐Induced Pinacol Coupling.
Authors: MCMURRY J. E. , DUSHIN R. G.
Published: May 2016

Titanium‐induced pinacol coupling of the aldehyde (V) gives a mixture of four diols.
ChemInform Abstract: Tumor Promoters. Part 8. The Synthesis of Phorbol.
Authors: WENDER P. A. , KOGEN H. , LEE H. Y. , MUNGER J. D. JUN. , WILHELM R. S. , WILLIAMS P. D.
Published: May 2016

The synthon (I), prepared in the preceding paper, is used for the first synthesis of phorbol (XI).
ChemInform Abstract: Synthesis of Acyclic Sugar Aldehydes by Ozonolysis of Oximes.
Authors: WIETZ D. J. , BEDNARSKI M. D.
Published: May 2016

Five sugars such as (I) are treated with O‐methylhydroxylamine (II) and subsequently with acetic anhydride (III) in pyridine to give the corresponding oxime ethers, e.g. (IV).
ChemInform Abstract: Novel Access to Bis‐carbazole Alkaloids: Substituent Effect on the Efficiency and Regioselectivity in BF3‐Et2O‐Mediated Intermolecular Coupling of Pyranocarbazole Alkaloids.
Authors: CHAKRABARTI A. , CHAKRABORTY D. P.
Published: May 2016

BF3·Et2O mediated reaction of girinimbine (Ia) or its derivatives (Ib), (Ic) affords the binary pyranocarbazoles (II).
ChemInform Abstract: Deaminocolchinyl Methyl Ether: Synthesis from 2,3,4,4′‐Tetramethoxybiphenyl‐2‐carbaldehyde. Comparison of Antitubulin Effects of Deaminocolchinyl Methyl Ether and Dehydro Analogues.
Authors: BOYE O. , ITOH Y. , BROSSI A.
Published: May 2016

The title compound (V) is synthesized via cyclization of the acid (I) which, in turn, is prepared from the title aldehyde by Wittig reaction.
ChemInform Abstract: Nucleotides. Part 31. Modified Oligomeric 2′‐5′ A Analogues: Synthesis of 2′‐5′ Oligonucleotides with 9‐(3′‐Azido‐3′‐deoxy‐β‐D‐xylofuranosyl)adenine and 9‐(3′‐Amino‐3′‐deoxy‐β‐D‐xylofuranosyl)adenine as Modified Nucleosides.
Authors: HERDEWIJN P. , CHARUBALA R. , PFLEIDERER W.
Published: May 2016

Natural oligomeric adenylates rapidly loose their biological activity due to the enzymatic cleavage of the internucleotide bond.
ChemInform Abstract: Regioselective Synthesis of 2‐ and 3‐Aryl‐1,4‐benzodioxanes.
Authors: ANTUS S. , BAITZ‐GACS E. , BAUER R. , GOTTSEGEN A. , SELIGMANN O. , WAGNER H.
Published: May 2016

Depending on the conditions, the oxidative coupling of caffeic acid ethyl ester (I) with coniferyl alcohol (II) yields the title compounds (III) or (IV) as major products.
ChemInform Abstract: Methyl Jasmonate: A Short Synthesis of Naturally Occurring Methyl Jasmonate and Its Unnatural Enantiomer via Enantiodivergent Alkylation of Cyclopent‐2‐ene‐1,3‐diol Derivatives by Palladium(0)‐Induced Reactions.
Authors: MONTFORTS F.‐P. , GESING‐ZIBULAK I. , GRAMMENOS W. , SCHNEIDER M. , LAUMEN K.
Published: May 2016

Palladium‐catalyzed alkylation of the cyclopentenediol derivative (I) is a useful method for enantiodivergent functionalization resulting in both enantiomeric series (III) and (XII) of chiral building blocks.
ChemInform Abstract: A “Spacer”‐Modified Trisaccharide as a Photolabile Ligand for Affinity Labeling of Antigalactan IgA X24.
Authors: GLAUDEMANS C. P. J. , LEHMANN J. , SCHEURING M.
Published: May 2016

High affinity for the four‐center binding site of a monoclonal antibody is a feature of the spacer‐modified trisaccharide (I) (synthesis described).
ChemInform Abstract: Asymmetric Addition to Chiral Naphthalenes. Part 5. An Approach to the Chlorothricolide System.
Authors: ROTH G. P. , RITHNER C. D. , MEYERS A. I.
Published: May 2016

In order to prepare chiral naphthalenes which are stereochemically identical with the "bottom half" (XV) of the antibiotic chlorothricolide, the tetralin (IV) is used as chiral precursor for a series of reactions.
ChemInform Abstract: Regioselective Acylative Cleavage of Cyclic Formal of Chloramphenicol.
Authors: HAZRA B. G. , PORE V. S. , MAYBHATE S. P. , NATEKAR M. V. , RAO A. S.
Published: May 2016

The amide (±)‐(III), derived from 5‐amino‐4‐phenyl‐1,3‐dioxane (±)‐(I) and dichloroketene, is treated with fuming nitric acid to yield the nitrophenyl derivatives (V) ‐ (VII).
ChemInform Abstract: Chemistry of Latrunculins A and B.
Authors: BLASBERGER D. , CARMELY S. , COJOCARU M. , SPECTOR I. , SHOCHET N. R. , KASHMAN Y.
Published: May 2016

The chemical behavior of latrunculins A (I) and B (II), which are marine toxins isolated from the Red Sea sponge Latrunculia magnifica, is described under a variety of reaction conditions.
ChemInform Abstract: Deposition of Silicon Carbonitride Films Using Methylsilazane.
Authors: DU H. , GALLOIS B. , GONSALVES K. E.
Published: May 2016

The formation of silicon carbonitride films from a gas mixture of cyclic methylsilazane ((CH3SiHNH)n with the major component being n = 4 for the liquid compound) and hydrogen on a single‐crystal silicon (100)‐face as the substrate is carried out in a resistance‐heated cold‐wall quartz reactor at normal pressure at 873‐1073 K. The title compound, a ternary phase in the Si‐C‐N system, has properties between silicon carbide and silicon nitride, such as high thermal and chemical stability.
ChemInform Abstract: Substituent Effects on the Gas‐Phase Acidity of Silane.
Authors: GORDON M. S. , VOLK D. E. , GANO D. R.
Published: May 2016

The effects of CH3, NH2, OH, F, SiH3, PH2, SH and Cl substituents on the gas‐phase acidity of silane is studied using the 6‐31G(d) geometries and full MP4/MC‐311++G(3df,2pd) energies.