bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Designed Synthesis of a Radical Cation Salt of Ni(tmp): Structural, Magnetic, and Charge‐Transport Properties of Bis((5,10,15,20‐tetramethylporphyrinato)nickel(II)) Hexafluorophosphate.
Authors: NEWCOMB T. P. , GODFREY M. R. , HOFFMAN B. M. , IBERS J. A.
Published: May 2016

Electrochemical oxidation of (5,10,15,20‐tetramethylporphyrinato)‐Ni(II), Ni(tmp), in the presence of PF6‐ ions affords the new molecular conductor, the title compound (space group P4/nnc, Z=2) which is comprised of partially oxidized (+1/2) S4‐ruffled Ni(tmp) molecules stacked metal‐over‐metal.
ChemInform Abstract: Closely Related Macrocyclic and Acyclic Tridentate, Pyridine Derivatives, Containing Sulfur, and Their Complexes. Crystal Structures of (Dichloro‐3,10‐dithia‐16‐azabicyclo(10.3.1)hexadeca‐1(16),12,14‐triene)copper(II) and (2,6‐bis(ethylthiomethyl)pyridine)dichlorocopper(II).
Authors: ESCRICHE L. , SANZ M. , CASABO J. , TEIXIDOR F. , MOLINS E. , MIRAVITLLES C.
Published: May 2016

The tridentate macrocycles (III) are prepared as shown.
ChemInform Abstract: Reactions of Cyclopalladated Compounds. Part 21. Various Examples of Sulfur‐Assisted Intramolecular Palladation of Aryl and Alkyl Groups.
Authors: DUPONT J. , BEYDOUN N. , PFEFFER M.
Published: May 2016

The cyclopalladation reactions of several S‐containing ligands are investigated.
ChemInform Abstract: Unique Zinc‐Induced α‐Elimination‐Rearrangement of Longibornyl Bromide: Generation of Isolongifolene/1,1‐Dimethyl‐7‐isopropyltetralin.
Authors: NAYAK U. R. , DALAVOY V. S. , DEODHAR V. B.
Published: May 2016

Refluxing the bromide (I) with Zn in the presence of dioxane, AcOH, benzene or toluene affords the unexpected rearranged products (II) (isolongifolene) and/or (III) (for the mixture (II)/(III) yield given in g).
ChemInform Abstract: Synthesis of the Heptacyclic Indole Alkaloid (.+‐.)‐Kopsine and Related Studies.
Authors: MAGNUS P. , KATOH T. , MATTHEWS I. R. , HUFFMAN J. C.
Published: May 2016

The known dione (I) is used as starting material for the synthesis of the title compound (VIII).
ChemInform Abstract: Synthesis and Antiviral Activity of the Nucleotide Analogue (S)‐1‐(3‐Hydroxy‐2‐(phosphonylmethoxy)propyl)cytosine.
Authors: BRONSON J. J. , GHAZZOULI I. , HITCHCOCK M. J. M. , WEBB R. R. II , MARTIN J. C.
Published: May 2016

The phosphonate (IV), prepared from the diol (I) by protection with the trityl chloride (II) and further reaction with the tosylate (III), is converted into the mesylate (VI).
ChemInform Abstract: Synthesis and Biological Evaluation of Certain 3‐β‐D‐Ribofuranosyl‐1,2,4‐triazolo(4,3‐b)pyridazines Related to Formycin Prepared via Ring Closure of Pyridazine Precursors.
Authors: KANG Y. , LARSON S. B. , ROBINS R. K. , REVANKAR G. R.
Published: May 2016

Coupling of the allonic acid (II) with the hydrazinopyridazines (I) and subsequent cyclization yield the triazolopyridazines derivatives (III).
ChemInform Abstract: Modelling the Metabolic Epimerization of Antiinflammatory 2‐Arylpropanoyl‐coenzyme‐A Conjugates: Solvent Effects on the 1H/2H Exchange in S‐(2‐(Dimethylamino)ethyl) 2‐Phenylpropanethioate.
Authors: MAYER J. M. , YOUNG M. , TESTA B. , ETTER J.‐C.
Published: May 2016

The exchange rates (increasing linearly with D2O content (10‐50%) and with the basicity of solvent) are slower than those observed in vivo for the configurational inversion of profens.
ChemInform Abstract: Synthesis and Antimicrobial Properties of Substituted β‐Aminoxypropionyl Penicillins and Cephalosporins.
Authors: BALSAMO A. , BROCCALI G. , LAPUCCI A. , MACCHIA B. , MACCHIA F. , ORLANDINI E. , ROSSELLO A.
Published: May 2016

The oximes (I) are coupled with ethyl acrylate (II), yielding the β‐(methylene)aminoxypropionic acid esters (III) which are hydrolyzed to give the corresponding acids (IV).
ChemInform Abstract: Reaction of Allyl Nonafluorobutyl Sulfones with Michael Acceptors. Synthesis of Chrysanthemic Acid Derivatives.
Authors: HANACK M. , AUCHTER A. , WUNDE C. , STOLL T.
Published: May 2016

The synthesis of chrysanthemic acid esters such as (V) via reaction between the nonaflone (III) and the Michael acceptor (IV) proceeds with fair yields only under the conditions of phase‐transfer catalysis and long reaction times.
ChemInform Abstract: Synthesis of Sinterable β‐SiC Powders by a Solid Combustion Method
Authors: PAMPUCH R. , STOBIERSKI L. , LIS J.
Published: May 2016

using Si/C mixtures is described in detail.
ChemInform Abstract: Preparation of Void‐Free Calcium Phosphate Glass‐Ceramics.
Authors: WATANABE A. , MITSUDOU M. , KIHARA S. , ABE Y.
Published: May 2016

The formation of voids observed during the crystallization of calcium phosphate glasses is attributed to an increase in density.
ChemInform Abstract: Anomalous X‐Ray Scattering (AXS) on Amorphous Al87Y8Ni5 and Al90Y10 Alloys.
Authors: MATSUBARA E. , WASEDA Y. , INOUE A. , OHTERA H. , MASUMOTO T.
Published: May 2016

The new amorphous alloy Al87Y8Ni5, displaying high strength and good ductility, and, for comparison, the binary amorphous Al90Y10 alloy are prepared by arc‐melting mixtures of pure elements and studied by AXS.
ChemInform Abstract: Crystal Structure of Rb2NaAl6F21; a New Member of the A2Na(AlxF3x+1)3 Family (A: Rb, Cs).
Authors: LE BAIL A. , GAO Y. , JACOBONI C.
Published: May 2016

The title compound crystallizes in the space group C2 with Z=2.
ChemInform Abstract: Electronic and Phononic Thermal Conductivity of A15 Polycrystalline Superconductors.
Authors: FERDEGHINI C. , PUTTI M. , SIRI A. S. , FERRETTI M. , MASINI R.
Published: May 2016

Thermal conductivity measurements for polycrystalline samples of the A15 superconductors Nb3Ge, V3Ge, and V3Si, combined with heat capacity and electrical resistivity data allow the separation of electronic and phonon contributions to the thermal conductivity.
ChemInform Abstract: Physico‐Chemical Properties of Melts of the System PbTe‐Fe2Te3.
Authors: AGDAMSKAYA S. G. , ABILOV CH. I. , ALIDZHANOV M. A.
Published: May 2016

Investigation of the title system reveals the formation of the novel ternary compound PbFe2Te4 which is formed at about 1145 K. It is found to be an n‐type semiconductor.
ChemInform Abstract: The Layered Phosphatotantalic Acid HTa(PO4)2, xH2O: Synthesis, Structure, Thermal Behavior and Ion Exchange Properties.
Authors: OYETOLA S. , VERBAERE A. , GUYOMARD D. , PIFFARD Y. , TOURNOUX M.
Published: May 2016

The layered title compound is prepared from KTa(PO4)2 by an ion‐exchange reaction in 9 N nitric acid at room temperature.
ChemInform Abstract: New Cu‐Cr Layered Double Hydroxide Compound: Discussion of Pillaring with Intercalated Tetrahedral Anions.
Authors: EL MALKI K. , DE ROY A. , BESSE J. P.
Published: May 2016

A new hydrotalcite‐like compound (Cu2Cr(OH)6)Cl·n H2O is synthesized from CuO and CrCl3 and its anion exchange properties are studied.
ChemInform Abstract: Multiple “Remote Functionalization” of Different Sites in Flexible Molecules by “Anchored” Bare Fe(I) Ions.
Authors: CZEKAY G. , ELLER K. , SCHROEDER D. + , SCHWARZ H.
Published: May 2016

The formal alkane elimination, initiated by a regiospecific, consecutive elimination of alkene and hydrogen, from Fe(I) complexes of α‐branched carbonitriles such as (I) or of 5‐nonanones is investigated by mass spectrometry.
ChemInform Abstract: Reactions with Aziridines. Part 51. Ring Opening of cis‐2‐Benzyl‐3‐phenyl‐1‐(phenylsulfonyl)aziridine by Alkoxide. The First Eliminative Fission of an Aziridine with Uncharged Nitrogen.
Authors: STAMM H. , SPETH D.
Published: May 2016

Three different modes of ring opening of the title compound (I) lead to the products (III)‐(VI).
ChemInform Abstract: Dehalogenation Reactions in Chemical Ionization Mass Spectrometry.
Authors: MADHUSUDANAN K. P. , MURTHY V. S. , FRAISSE D.
Published: May 2016

The reductive dehalogenation of the chalcones (I) and the nitriles (II) leads to the formation of the dehalogenated parent molecule ion of type (M‐X + 2H)+ under chemical ionization (NH3) conditions.
ChemInform Abstract: Stereoselective Synthesis of Alcohols. Part 31. Stereoselective C‐C Bond Formation Using Chiral Z‐Pentenylboronates.
Authors: HOFFMANN R. W. , DITRICH K. , KOESTER G. + , STUERMER R. +
Published: May 2016

Addition of benzaldehyde (II) to the boronate (I) proceeds with complete transfer of chirality to give the syn‐E‐homoallyl alcohol (III).
ChemInform Abstract: Influence of the Stereochemistry on the 1,2‐Dialkenylcyclobutanols Behaviour: Oxy‐Cope versus Retro‐Ene Rearrangements.
Authors: BARNIER J. P. , OLLIVIER J. , SALAUN J.
Published: May 2016

The vinylcyclobutanones (II), generated from the siloxycyclopropyl vinylic carbinols (I) by Lewis acid induced ring expansion, are treated with vinylmagnesium bromide (III) to form the trans‐ (IV) or cis‐divinylcyclobutanols (V).
ChemInform Abstract: N‐Hydroxy Amides. Part 8. Synthesis and Iron(III)‐Holding Properties of Di‐ and Trihydroxamic Acids Extending from Benzene‐di‐ and ‐tricarbonyl Units Through Oligo(ethyleneoxy) Arms.
Authors: AKIYAMA M. , KATOH A. , OGAWA T.
Published: May 2016

The title compounds (III) or (IV) ‐ the latter being prepared analogously ‐ form 1:3 complexes with Fe(III) at pH 7 or pH 4 and pH 7, respectively.
ChemInform Abstract: N,N‐Dichloroarenesulfonamides in the Imination Reaction of 2,2‐Dichlorovinyl Sulfides.
Authors: DROZDOVA T. I. , MIRSKOVA A. N. , LEVKOVSKAYA G. G. , KALIKHMAN I. D. , VITKOVSKII V. YU. , VORONKOV M. G.
Published: May 2016

The reaction between N,N‐dichloroarylsulfonamides as e.g. (I) and dichlorovinyl sulfides as e.g. (II) is investigated for the first time.
ChemInform Abstract: Cyclohexyl Spiro‐Fused α‐Hydroxy Tetronic Acid Derivatives from Vitamin C.
Authors: POSS A. J. , BRODOWSKI M. H.
Published: May 2016

Ascorbic acid (I) is converted to the methylene butenolide (X) which undergoes cycloaddition reaction with the dienes (XI), yielding the title compounds (XII).
ChemInform Abstract: Reaction of Aromatic N‐Oxides with Dipolarophiles. Part 13. Cycloaddition Behavior of Some Nitrones Toward N‐Phenylmaleimide and Conformational Isomers of the Cycloadducts.
Authors: HISANO T. , HARANO K. , MATSUOKA T. , WATANABE S. , MATSUZAKI T.
Published: May 2016

The 1,3‐dipolar cycloaddition reaction of nitrones such as (I) or (IV) with N‐phenylmaleimide (II) yields the oxazolidines (III) and (V).
ChemInform Abstract: Synthesis and Ferroelectric Properties of Chiral Esters of 2,5‐Diphenylpyrimidines with Different α‐Fluorocarboxylic Acids.
Authors: BOEMELBURG J. + , HEPPKE G. , RANFT A.
Published: May 2016

Two series of chiral esters (Va) and (Vb) are prepared starting from natural L‐amino acids (I).
ChemInform Abstract: A Convenient Synthesis of 1,3,4,5‐Tetrahydro‐2H‐3‐benzazepin‐2‐ones by Acid‐Catalyzed Cyclization of N‐(2‐Arylethyl)‐N‐methyl‐2‐sulfinylacetamides.
Authors: ISHIBASHI H. , HARADA S. , OKADA M. , SOMEKAWA M. , KIDO M. , IKEDA M.
Published: May 2016

The 2‐arylethylamines (I) are coupled with the sulfenylacetyl chlorides (II) to give the α‐sulfenyl amides (III) which are converted to the sulfoxides (IV).
ChemInform Abstract: Chemistry of Phosphorus. Part 199. P14iPr4 ‐ The First Hexacyclic Organophosphane.
Authors: BAUDLER M. , JACHOW H. , LIESER B. , TEBBE K.‐F. , FEHER M.
Published: May 2016

The title compound (I) (space group P1, Z=2) is formed to about 3 mol% on thermolysis of the product mixture obtained from the reaction of iPrPCl2 with white phosphorus and Mg.
ChemInform Abstract: Stereoselective Synthesis of 5,5‐Dimethyl‐2‐oxo‐2‐(3,4,6‐tri‐O‐acetyl‐2‐deoxy‐α‐D‐hexopyranosylseleno)# ‐1,3,2‐dioxaphosphorinane: Novel Observations on the Selenono‐Selenolo Isomerization of Phosphoroselenoates.
Authors: MICHALSKA M. , BOROWIECKA J. , LIPKA P. , ROKITA‐TRYGUBOWICZ T.
Published: May 2016

The first example of a 1‐phosphoroselenoate of a 2‐deoxy sugar, the title compound (IV), is obtained by three independent routes.
ChemInform Abstract: Carbanion‐Accelerated Claisen Rearrangements. Part 5. Studies on Stereocontrol with Phosphorus‐Stabilized Anions.
Authors: DENMARK S. E. , RAJENDRA G. , MARLIN J. E.
Published: May 2016

The Claisen rearrangement of the allyl vinyl ether (I) in the presence of dimesylate anions forms selectively the ketones (II).
ChemInform Abstract: 2‐Alkoxy‐trans‐cycloalkyltellurium(IV) Trihalides.
Authors: ALI M. E. S. , MALIK M. A. , SMITH B. C.
Published: May 2016

Cyclohexene (II) reacts with TeX4 (I) and an alcohol (III) to give the title compounds (IV).
ChemInform Abstract: Synthesis and Structure of a Novel Alumino Arsenate with an Open Framework.
Authors: YANG G. , LI L. , CHEN J. , XU R.
Published: May 2016

Aluminum oxide (I) reacts with the arsenic (V) oxide (II) in the presence of ethanolamine (III) to give the alumino arsenate (IV).
ChemInform Abstract: Organo‐Thallium Compounds. Part 2. Thallation of N,N‐Dimethylaniline.
Authors: GUN'KIN I. F. , IDELEVICH A. I. , RAKHLEVSKAYA M. N. , BUTIN K. P.
Published: May 2016

N,N‐Dimethylaniline (I) reacts with thallium(III) trifluoroacetate (II) in trifluoroacetic acid/diethyl ether to give the arylthallium bis(trifluoroacetate) (III), whereas in sheer trifluoroacetic acid dehydrodimerization of (I) takes place to form tetramethylbenzidine.
ChemInform Abstract: Novel Syntheses of Diiminonaphthalene‐Type Near‐IR Dyes.
Authors: KUBO Y. , KUWANA M. , OKAMOTO K. , YOSHIDA K.
Published: May 2016

The naphthylcyanamide (I) reacts with the diamines (II) in the presence of an oxidizing agent such as diammonium peroxodisulfate to produce the diiminonaphthalenes (III).
ChemInform Abstract: Ring‐Opened Analogues of Ambrox: Synthesis and Structure‐Odor Relationships.
Authors: WINTER B.
Published: May 2016

Only the title analogues (Ia), (V) and the C‐6 epimer of (Va) possess typical woody ambergris‐type odor.
ChemInform Abstract: Glycosylations with N‐Formylamino Sugars: A New Approach to 2′‐Deoxy‐β‐disaccharides.
Authors: TAVECCHIA P. , TRUMTEL M. , VEYRIERES A. , SINAY P.
Published: May 2016

The O‐acetyl N‐formylamino sugar (I) is converted to the chloride (II), the trichloroacetimidate (IV), or the glucosides (VI) by conventional methods.
ChemInform Abstract: A Concise Approach to the Morphinan Skeleton Using a Tandem Intramolecular Furan Diels‐Alder/Radical Cyclization Strategy.
Authors: FINCH H. , HARWOOD L. M. , ROBERTSON G. M. , SEWELL R. C.
Published: May 2016

The N‐allenyl amide (V) is cyclized upon heating to give the unsaturated fused δ‐lactam (VI) which is treated with butyllithium, producing the polycyclic aminol (VII).
ChemInform Abstract: Aminoglycoside Antibiotics ‐ Enantiomerically Pure Sannamine Building Blocks.
Authors: KUEHLMEYER R. + , SEITZ B. , WELLER T. , FRITZ H. , SCHWESINGER R. , PRINZBACH H.
Published: May 2016

Sannamine (IX) is the aglycon of the sannamycins, a new class of aminoglycoside antibiotics.
ChemInform Abstract: Stereoselective Synthesis of (1R,3R,5S)‐1,3‐Dimethyl‐2,9‐dioxabicyclo‐(3.3.1)nonane.
Authors: MORI Y. , KUHARA M. , SUZUKI M.
Published: May 2016

Starting with the Grignard reaction between the chiral dioxyaldehyde (I) and 4‐pentenylmagnesium bromide (II), the bicyclic nonane (VIc) mentioned in the title, which is a host‐specific substance of ambrosia beetle, is prepared.
ChemInform Abstract: Active Structures and Electronic States for Adsorption of CO2 and NO on an Na/TiO2(110) Surface.
Authors: ONISHI H. , ARUGA T. , EGAWA C. , IWASAWA Y.
Published: May 2016

Deposition of Na overlayers on a TiO2(110) surface is shown to enhence remarkably the adsorption of CO2 and NO, forming carbonate and nitride, resp. (XPS and UPS studies).
ChemInform Abstract: An IR and Electrical Conductance Study of V2O5/SiO2‐TiO2 Catalysts Active for the Reduction of NO by NH3
Authors: BJORKLUND R. B. , ODENBRAND C. U. I. , BRANDIN J. G. M. , ANDERSSON L. A. H. , LIEDBERG B.
Published: May 2016

is performed for a series of catalysts with V2O5 loadings in the range 2‐30 wt.%.
ChemInform Abstract: Kinetic Study of the Oxidation of Water by CeIV Ions Mediated by Activated Ruthenium Dioxide Hydrate
Authors: MILLS A. , MCMURRAY N.
Published: May 2016

(RuO2·yH2O*).
ChemInform Abstract: Chromium‐Substituted Heteropolytungstates.
Authors: GRUBA A. I. , DANILEIKO L. A. , MOROZ YA. A. , SERGIENKO V. S.
Published: May 2016

The title compounds (I) and (II) are prepared for the first time in the solid state from aqueous solution according to known procedures.
ChemInform Abstract: New Compounds in the Na2PtS2 Type and in the K2PtS2 Type.
Authors: BRONGER W. , JAEGER S. + , RENNAU R. , SCHMITZ D.
Published: May 2016

The title compounds (I)‐(XII) are prepared by reacting Pt(Pd), alkali metal carbonates, and Se(S,Te) at temp. between 600 and 900 °C (3‐4 h) (exact reaction conditions are listed in a table).
ChemInform Abstract: Conformational Analysis of N‐(1‐Methoxycarbonylethyl)‐δ4‐thiazoline‐2‐thiones by Temperature‐Dependent Circular Dichroism and NMR Spectroscopy and by Molecular Mechanics Calculations.
Authors: ROSCHESTER J. , SANDSTROEM J. +
Published: May 2016

The syn‐anti equilibrium on the chiral rotor, and in several cases such as (Ic) the substituent in position 4, influences the CD.
ChemInform Abstract: Structural Identification of the Reactive Vanadium(III) Intermediate Formed in the Electron‐Transfer Reactions of (N′‐(2‐Hydroxyethyl)ethylenediamine‐N,N,N′‐triacetato)aquavanadium(III) Complex ((V(hedtra)(H2O))) with Halogenopentaamminecobalt(III) Complexes: X‐Ray Crystal Structures of (V(hedtra)(H2O))·2 H2O and K(VO(hedtra))·H2O.
Authors: OGINO H. , SHIMOI M. , SAITO Y.
Published: May 2016

The structures of the title complexes (I) (space group Aa, Z=4) and (II) (P21/c, Z = 8) are determined.
ChemInform Abstract: Asymmetric Induction on Copper(I) Chloride Catalyzed 1,4‐Addition of Alkylmagnesium Chlorides to α,β‐Disubstituted (E)‐Enoylsultams and Subsequent Protonation.
Authors: OPPOLZER W. , KINGMA A. J.
Published: May 2016

The reaction of sultams, e.g. (I), with the Grignard reagents (II) is highly stereoselective yielding the sultams (III) as major products.
ChemInform Abstract: Synthesis of Diarylenes from Activated Nitro‐ or Halogen‐Substituted Aromatic Compounds and Sodium Sulfide.
Authors: PLAKHTINSKII V. V. , KRASOVSKAYA G. G. , ABRAMOVA M. B. , MIRONOV G. S.
Published: May 2016

Treatment of the benzonitriles (I), the acenaphthenedione (IV), or the naphthalic anhydride (VI) with sodium sulfides gives the thioethers (II), (V), and (VII) respectively.
ChemInform Abstract: A Preferred Intramolecular ′Ene′ Reaction Between Ketene and Olefin.
Authors: KHER S. M. , KULKARNI G. H. , MITRA R. B.
Published: May 2016

The acid chloride (VII), prepared from the phenol (I) by conventional methods, is treated with triethylamine to generate the corresponding ketene.
ChemInform Abstract: Thiol Esters in Organic Synthesis. Part 15. Reduction with Tetrabutylammonium Borohydride.
Authors: LIU H.‐J. , LUO W.
Published: May 2016

Refluxing with 3 equivalents of tetra‐n‐butylammonium borohydride converts the thioloesters (I) to the primary alcohols (II).
ChemInform Abstract: New Fluorinating Reagents. Part 2. Preparation and Synthetic Application of a Saccharin Derived N‐Fluorosultam.
Authors: DIFFERDING E. , LANG R. W.
Published: May 2016

The title reagent (I), whose synthesis is described starting from saccharin in 3 steps, is proven to be an efficient fluorinating reagent, which has considerable advantages over commercially available Barnette‐type N‐alkyl‐N‐fluorosulfonamides, in particular due to the absence of H‐atoms in the α‐position to the N‐atom.
ChemInform Abstract: Aziridination of Alkenes Using 3‐Amino‐2‐ethylquinazolin‐4(3H)‐one and Lead Tetraacetate‐Trifluoroacetic Acid.
Authors: ATKINSON R. S. , KELLY B. J.
Published: May 2016

The known aziridination of alkenes by oxidative addition of heterocycles of type (I) had previously given unsatisfactory results in the case of terminal alkenes (e.g.
ChemInform Abstract: Dehydration of β‐Hydroxy α‐Amino Acid Derivatives with Phenyltriflimide.
Authors: TORRINI I. , PAGANI ZECCHINI G. , PAGLIALUNGA PARADISI M.
Published: May 2016

The amino acid derivatives (I) mentioned in the title are dehydrated with phenyltriflimide in the presence of triethylamine, yielding the α‐alkylidene amino acids (II).
ChemInform Abstract: A Simple and Convenient Synthesis of 5‐Alkyl‐Substituted 3‐Isopropenyl‐and 3‐Acetyltropolones.
Authors: IMAFUKU K. , ARAI K.
Published: May 2016

The tropolones (IX) are prepared by cycloaddition reaction of dichloroketene with the fulvenes (VI) and subsequent base‐induced ring enlargement.
ChemInform Abstract: Fluoride‐Catalyzed Condensation of 1‐Phenylsulfinyl‐1‐(trimethylsilyl)cyclopropane with Carbonyl Compounds.
Authors: POHMAKOTR M. , SITHIKANCHANAKUL S.
Published: May 2016

The starting sulfinylcyclopropane (II), prepared by oxidation of the thioether (I), is coupled with the aldehydes (III) under desilylative conditions to produce the cyclopropyl carbinols (IV) as a mixture of diastereomers.
ChemInform Abstract: Conversion of Stilbene to Trisubstituted Olefins.
Authors: AL‐HASSAN M. I.
Published: May 2016

The stereoisomeric stilbenes (I) and (IV) are dibrominated and then subjected to base‐induced dehydrobromination, yielding selectively cis‐(III) or trans‐bromostilbene (VI).
ChemInform Abstract: Synthesis of (Trimethylsilyl)(cyclopropyl)acetylenes and Terminal Cyclopropylacetylenes via an Arsonium Ylide Under Phase‐Transfer Conditions.
Authors: SHEN Y. , LIAO Q.
Published: May 2016

Phase‐transfer reaction of the arsonium ylide (II), obtained from the arsonium salt (I) and aqueous sodium hydroxide, with the chalcones (III) leads to the stereoselective formation of the (trimethylsilyl)‐(cyclopropyl)acetylenes (IV).
ChemInform Abstract: Polycyclic Hydroxyquinones. Part 26. Regio‐ and Siteselectivity in the Diels‐Alder Reactions of 4‐Sulfonyliminoanthracene‐1,9,10‐triones.
Authors: FARINA F. , PAREDES M. C. , PUEBLA L. , STEFANI V.
Published: May 2016

With a view to the synthesis of anthracyclinone systems, Diels‐Alder reactions of the triones (IIa) and (IIb) with various substituted dienes are investigated.
ChemInform Abstract: Flavonoid Epoxides. Part 18. Solvolysis Products of 2‐Arylmethylenebenzo(b)furan‐3(2H)‐one (Aurone) Epoxides.
Authors: BRADY B. A. , GEOGHEGAN M. , O'SULLIVAN W. I.
Published: May 2016

The solvolysis of title compounds such as (I) results in oxirane ring opening to yield products of type (IV).
ChemInform Abstract: Reactions of 1H‐2‐Benzothiopyran 2‐Oxides with Active Methylene Compounds: A Novel Ring Contraction of 1‐Aryl Derivatives to Benzo(c)thiophenes. X‐Ray Molecular Structure of 1‐(2,2‐Diacetylvinyl)‐3‐phenylbenzo(c)thiophene.
Authors: HORI M. , KATAOKA T. , SHIMIZU H. , HONGO J. , KIDO M.
Published: May 2016

The title reaction fails to yield the expected sulfur ylides but rather leads to 1‐alkylated benzothiopyrans (III) if the unsubstituted compound (I) is used as the starting material.
ChemInform Abstract: Palladium‐Catalyzed Indole and Benzofuran Ring Formation Accompanying Carbonylation.
Authors: KONDO Y. , SAKAMOTO T. , YAMANAKA H.
Published: May 2016

Treatment of the acetylenes (I) and (V) with carbon monoxide (II) and methanol (III) results in the formation of the heterocyclic carboxylates (IV) and (VI).
ChemInform Abstract: Electron‐Transfer‐Induced Photochemical Reactions in Imide‐RXCH2TMS Systems. Photoaddition of α‐Trimethylsilyl‐Substituted Heteroatom Containing Compounds to Phthalimides.
Authors: YOON U.‐C. , KIM H.‐J. , MARIANO P. S.
Published: May 2016

Photolysis of the phthalimides (I) and (XI) with the α‐silyl ether (II), the sulfide (IV), and the amine (VIII) yields the coupling products (III), (V), (IX), (XII), and (XIV) or the dimer (XVI).
ChemInform Abstract: Preparation of 4‐Amino‐3(2H)‐pyridazinones by Direct Amination of 3(2H)‐Pyridazinones with Hydrazine.
Authors: COATES W. J. , MCKILLOP A.
Published: May 2016

Treatment of the pyridazinones (I) with hydrazine hydrate (II) in ethylene glycol leads to the formation of the 4‐aminopyridazinones (III) and the 3‐hydrazinopyridazines (IV).
ChemInform Abstract: 5‐Amino‐6‐nitroquinoxalines from 6‐Nitroquinoxalines by the Amination Reaction with Hydroxylamine.
Authors: NASIELSKI‐HINKENS R. , KOTEL J. , LECLOUX T. , NASIELSKI J.
Published: May 2016

The title reaction converting the nitroquinoxalines (I) to the aminonitro derivatives (III) is optimized.
ChemInform Abstract: Use of a Domestic Microwave Oven in Organometallic Chemistry.
Authors: ALI M. , BOND S. P. , MBOGO S. A. , MCWHINNIE W. R. , WATTS P. M.
Published: May 2016

Metalation of aromatic rings, e.g. the reaction of azobenzene (I) with mercury diacetate (II) and lithium chloride (III), yielding the phenylmercury compound (IV), or ligand redistribution reactions, e.g. the reaction of bismuth triphenyl (V) and bismuth trichloride (VI), producing phenyldichlorobismuthine (VII), as well as other organometallic reactions can be carried out in Teflon containers in domestic microwave ovens.
ChemInform Abstract: Reduction of the trans‐Isomers of 2‐Phenyl‐3‐(2‐furyl)‐2‐thioxo‐2‐phosphabicyclo(4.4.0)decan‐5‐one.
Authors: BOSYAKOV YU. G. , LOGUNOV A. P. , REVENKO G. P. , ATEZHANOVA G. O.
Published: May 2016

Reduction of the phosphadecalinones (I) with lithium alanate gives mixtures of the hydroxy compounds (II) and (III) depending on the orientation of R1/R2.
ChemInform Abstract: A Cyclic 1,2‐Diphospha‐1,3‐diene. Synthesis, Crystal Structure, and Bonding Properties.
Authors: GUETH W. + , BUSCH T. , SCHOELLER W. W. , NIECKE E. , KREBS B. , DARTMANN M. , RADEMACHER P.
Published: May 2016

Metal hydride reduction of the chlorophosphane (I) yields the crude secondary phosphane (II) which is pyrolyzed to yield the title compound (III).
ChemInform Abstract: Preparation and Structure of ((C6H5)4P)((C5H5)Mo(S4)2): A Convenient Synthesis of an Organometallic Metal Polysulfide Anion.
Authors: O'NEAL S. C. , PENNINGTON W. T. , KOLIS J. W.
Published: May 2016

The title compound (V), which is obtained on reaction of (III) with S8 either in situ or after isolation, is unique because it is an organometallic member of the series (Z=Mo(S4)2)2‐ (Z: O, S) affording an entry into the chemistry of organometallic metal sulfide anions.
ChemInform Abstract: Pentadienyluranium Borohydride Complexes and Their Cyclopentadienyl Analogues. Crystal Structures of (η‐2,4‐Me2C5H5)U(BH4)3 and (η‐C5H5)U(BH4)3.
Authors: BAUDRY D. , BULOT E. , CHARPIN P. , EPHRITIKHINE M. , LANCE M. , NIERLICH M. , VIGNER J.
Published: May 2016

U(BH4)4 (I) reacts with 2,4‐dimethylpentadienyl potassium (II) in toluene to give the borohydride uranium complex (III).
ChemInform Abstract: Monocapped Tris(dioxime) Complexes of Technetium(III): Synthesis and Structural Characterization of TcX(dioxime)3B‐R (X: Cl, Br; dioxime: Dimethylglyoxime, Cyclohexanedione Dioxime; R: CH3, C4H9).
Authors: TREHER E. N. , FRANCESCONI L. C. , GOUGOUTAS J. Z. , MALLEY M. F. , NUNN A. D.
Published: May 2016

The new family of complexes (V) (20‐56% yield) can also be obtained by template synthesis starting with (Bu4N)(TcOCl4) or (TcX6)2‐ (X: ‐Cl, ‐Br).
ChemInform Abstract: Novel Carbon‐Carbon Bond Formation Induced by Depalladation of Organometallic Compounds.
Authors: PFEFFER M. , ROTTEVEEL M. A. , SUTTER J.‐P. , DE CIAN A. , FISCHER J.
Published: May 2016

Treatment of the palladated dimethylaminomethylferrocene (I) with 3‐hexyne (IIa) or diphenylacetylene (IIb) at room temperature leads to the formation of the insertion products (III).
ChemInform Abstract: Studies of the Reduction of the Nickel(II) Complex of 5,10,15,20‐Tetraphenyl‐21‐thiaporphyrin to Form Corresponding Nickel(I) Complexes.
Authors: CHMIELEWSKI P. , GRZESZCZUK M. , LATOS‐GRAZYNSKI L. , LISOWSKI J.
Published: May 2016

The title complex (I) undergoes one‐electron reduction to give the Ni(I) complex.
ChemInform Abstract: Synthesis and Characterization of Rhodium(III) Complexes Bound to the Novel Bridging Ligand 2,3,5,6‐Tetra(2‐pyridyl)pyrazine (tppz).
Authors: RUMINSKI R. R. , LETNER C.
Published: May 2016

The complexes (I) and (II) are prepared by reacting 1:2 or 2:1 RhCl3 to tppz mole ratios in refluxing ethanol and methanol, resp. (yield 80/85%).
ChemInform Abstract: Syntheses and Characterization of Mn(III), Co(II), Zn(II) and Pd(II) Complexes of 5,7,12,14‐Tetraphenyldibenzo(b,i)(1,4,8,11)tetraaza(14)annulene: Electrochemical, Spectral Properties and the Effects of Axial Ligation.
Authors: HOCHGESANG P. J. , BEREMAN R. D.
Published: May 2016

The title complexes (Ia) and (Ib) are synthesized in 30‐50% yield from PdCl2(DMSO)2, Co(OAc)2, Zn(SO3CF3)2, and Mn(acac)2Cl by modifying a general procedure described previously.
ChemInform Abstract: Reactions of Hexachloroosmate(IV) with Hydrazine Hydrate: Syntheses and Properties of Pentaammine(dinitrogen)osmium(II) Chloride and Decaammine(μ‐nitrido)diosmium(IV) Chloride.
Authors: LAY P. A. , TAUBE H.
Published: May 2016

Slow addition of powdered hexachloroosmate (II) to hydrazine hydrate (I) followed by refluxing results in a mixture of the monomeric dinitrogen derivatives (IIIa) and (IIIb) and some of the nitrido‐bridged dimer (IV).
ChemInform Abstract: Thermal and Photochemical C‐H Bond Reactions of Alkenes in (Tris(pyrazolyl)borato)iridium(I) Complexes.
Authors: TANKE R. S. , CRABTREE R. H.
Published: May 2016

In the hope of obtaining a labile system from which it is possible to prepare polyhydrides an attempt is made to prepare the cyclooctene analogue of (V).
ChemInform Abstract: Bis(platinum) Complexes. Formation of Trans Derivatives from Tetraamine Complexes.
Authors: FARRELL N. , QU Y.
Published: May 2016

Diamine‐bridged trans Pt2 complexes of the type (V) are prepared as shown in the scheme using 1,4‐diaminobutane (II) as an example for α,ω‐diaminoalkanes.
ChemInform Abstract: Steroids. Part 345. Antiandrogenic A‐Homo‐B,19‐dinorandrostanes from 5β‐Methyl‐19‐norandrost‐9‐enes with Different Substituents in Positions 3 and 17.
Authors: KASAL A.
Published: May 2016

Westphalen‐type 6β‐chloro derivatives such as (I) are converted into methyleno‐A‐homo‐B,19‐dinorandrostenes such as (III) with different substituents in positions 3 and 17, which are used for the preparation of the antiandrogenic compound (V).
ChemInform Abstract: Synthesis of Chiral Piperazin‐2‐ones as Model Peptidomimetics.
Authors: DIMAIO J. , BELLEAU B.
Published: May 2016

The title compounds (II) and (IV) are peptidomimetics which on incorporation into the backbone of important peptide neurotransmitters generate analogues with interesting biological activity.
ChemInform Abstract: Synthesis of Boc‐Cys‐Ala‐OMe and Its Stereoselective Addition to α‐Methylene‐γ‐butyrolactones.
Authors: TALAGA P. , SCHAEFFER M. , MATTES H. , BENEZRA C. , STAMPF J.‐L.
Published: May 2016

The stereoselective addition of the enantiomerically pure dipeptide (III) to various α‐methylene‐γ‐butyrolactones such as (IV) is studied.
ChemInform Abstract: Characterization of Crystalline and Amorphous Phases During the Synthesis of (TPA, M)‐ZSM‐5 Zeolites (M: Li, Na, K).
Authors: NAGY J. B. , BODART P. , COLLETTE H. , FERNANDEZ C. , GABELICA Z. , NASTRO A. , AIELLO R.
Published: May 2016

In addition to an examination of the crystallization kinetics of the title zeolites, the intermediate gel and crystalline phases progressively formed during the synthesis are characterized by using XRD, thermal analysis, bulk and surface chemical analyses, SEM, and multi‐nuclear NMR (7Li, 13C, 23Na, 27Al, 29Si).
ChemInform Abstract: Crystal Structure of Li2Cu3(SeO3)2(SeO4)2.
Authors: GIESTER G.
Published: May 2016

The title compound, prepared under hydrothermal conditions (500 °C, 7 d), starting from Li2CO3, Cu(OH)2, and conc.
ChemInform Abstract: The Tungsten(IV) Aqua Ion; Reduction Studies and Detection of Aquachloro Complexes of (W3(μ3‐O)(μ2‐O)3)4+ by 17O and 183W NMR Spectroscopy.
Authors: PATEL A. , MCMAHON M. R. , RICHENS D. T.
Published: May 2016

The use of 17O and 183W NMR allows the clear identification of (II), which is found to be the main product of the acid catalyzed hydrolysis of hexachlorotungstate(IV).
ChemInform Abstract: The Atmospheric Sulfidation of Silver in a Tubular Corrosion Reactor
Authors: VOLPE L. , PETERSON P. J.
Published: May 2016

is studied using air with H2S or H2S‐containing corrosive mixtures.
ChemInform Abstract: High‐Resolution 1H NMR Study of Hydrogen Sulfide Adsorption on Heterogeneous Catalysts.
Authors: MASTIKHIN V. M. , MUDRAKOVSKY I. L. , NOSOV A. V. , MASHKINA A. V.
Published: May 2016

For the first time, 1H MAS NMR spectra of a variety of unloaded and H2S‐loaded catalysts (Al2O3, NaOH/Al2O3, K2CO3/Al2O3, HF/Al2O3, H3PO4/SiO2, K2CO3/SiO2, NaX, NaY, and H‐ZSM‐5) are obtained and analyzed.
ChemInform Abstract: Zeolites H‐(Ga)ZSM‐5 and H‐ZSM‐5. A Comparative Study of the Introduction of Transition‐Metal Cations by a Solid‐State Reaction.
Authors: KUCHEROV A. V. , SLINKIN A. A. , BEYER G. K. , BORBELY G.
Published: May 2016

The results of an ESR investigation of the solid‐state interaction at 300‐800 °C between H‐(Ga)ZSM‐5 and compounds of Cu, Fe, Cr, or V (CuO, FeCl3, CrO3, V2O5, and VO(NO3)2) are compared with data previously obtained for H‐ZSM‐5. It is shown that replacement of Al by Ga in the ZMS‐5 framework reduces the strength of the protonic (acid) sites resulting in less powerful and less thermostable "traps" for migrating cationic species.
ChemInform Abstract: Nature of the Different Nickel Species in Sulfided Bulk and Alumina‐Supported NiMo Hydro‐Treating Catalysts.
Authors: HOUSSENBAY S. , KASZTELAN S. , TOULHOAT H. , BONNELLE J. P. , GRIMBLOT J.
Published: May 2016

Comparative XPS and ISS studies of bulk nickel molybdenum sulfides and of a sulfided NiMo/γ‐Al2O3 catalyst permit the identification of several types of Ni species on both the catalytic systems.
ChemInform Abstract: Crystal Growth and Substitutional Chemistry of Pb2Sr2MCu3O8
Authors: SCHNEEMEYER L. F. , CAVA R. J. , JAMES A. C. W. P. , MARSH P. , SIEGRIST T. , WASZCZAK J. V. , KRAJEWSKI J. J. , PECK W. P. JUN. , OPILA R. L. , GLARUM S. H. , MARSHALL J. H. , HULL R. , BONAR J. M.
Published: May 2016

(M: Y, La, Ce‐Lu).
ChemInform Abstract: The Preparation and Crystal Structure of an Anionic Silver Pentasulfide Chain in ∞(Ag(S5)‐)(Me4N+).
Authors: BANDA R. M. H. , CRAIG D. C. , DANCE I. G. , SCUDDER M. L.
Published: May 2016

The title polysulfide (IV), which is prepared using the procedure outlined in the scheme, crystallizes in the space group Cc with Z=4.
ChemInform Abstract: Hexacarbonylmolybdenum(0)‐Induced Dechalcogenization of Allylic Sulfides, Sulfones, and Selenides: Nucleophilic Substitution and Reductive Dechalcogenization.
Authors: MASUYAMA Y. , YAMADA K. , SHIMIZU S. , KURUSU Y.
Published: May 2016

Allyl chalcogenides have been applied as reagents for three‐carbon homologation.
ChemInform Abstract: The Copper‐Catalyzed Reaction of Sodium Methoxide with Aryl Bromides. A Mechanistic Study Leading to a Facile Synthesis of Anisole Derivatives.
Authors: AALTEN H. L. , VAN KOTEN G. , GROVE D. M. , KUILMAN T. , PIEKSTRA O. G. , HULSHOF L. A. , SHELDON R. A.
Published: May 2016

The title reaction is extensively studied a) to develop a convenient synthesis of methyl aryl ethers from aryl bromides, b) to elucidate the mechanism, and c) to extend eventually this reaction to aryl chlorides (yielding the environmentally favored NaCl as the waste product instead of NaBr).
ChemInform Abstract: Pyridazines. Part 45. Mechanism of an Unusual 1,2‐Diazine → 1,2‐Diazole Ring Contraction.
Authors: HEINISCH G. , HUBER T. , LANGER C. , GOESSLER W. + , KOLLENZ G.
Published: May 2016

As reported previously, the treatment of aryl(4‐pyridazinyl)methanols of type (I) with TosOH leads unexpectedly to a rearranged pyrazole like (II) along with dismutation products (III).
ChemInform Abstract: Racemization vs. 1,3‐Shift in the Excited State of 1‐Methyl‐2‐cyclohexenyl Phenyl Ketone (I).
Authors: CHAE M. Y. , CHAE W. K.
Published: May 2016

Rac. (±)‐(I) remains unchanged after direct irradiation (350 nm) up to 40 min; more than 60 min irradiation produces products such as Ph‐CHO (under investigation).
ChemInform Abstract: Simultaneous Hydrodenitrogenation of Pyridine and Hydrodesulfurization of Thiophene Over Carbon‐Supported Platinum Metal Sulfides.
Authors: VIT Z. , ZDRAZIL M.
Published: May 2016

At 280 °C and 2 MPa the platinum metal sulfides are better catalysts in hydrodesulfurization (HDS) and much better catalysts in hydrodenitrogenation (HDN) than the conventional Ni‐Mo/Al2O3 and Co‐Mo/Al2O3 systems.
ChemInform Abstract: A Meerwein‐Ponndorf‐Verley Type Reduction of α,β‐Unsaturated Ketones to Allylic Alcohols Catalyzed by MgO.
Authors: KASPAR J. , TROVARELLI A. , LENARDA M. , GRAZIANI M.
Published: May 2016

The title method is also successfully applied to the homoallylic ketone (VII).
ChemInform Abstract: The Bromination of Pyridines. Part 3. The Bromination of Ethylated Pyridines and Higher Homologues.
Authors: DUNN A. D. , BLAIS M.
Published: May 2016

As an extension of the bromination of lutidines in 20% oleum at 155‐175 °C (already published), results are now reported for the bromination of other alkylated pyridines such as (I), (III), (V), and (VII); milder conditions A) are found to be inevitable.
ChemInform Abstract: First Example of Catalytic Decarbonylation and Metathesis Reactions of α‐Ketophosphonates Promoted by a Palladium Complex.
Authors: NAKAZAWA H. , MATSUOKA Y. , YAMAGUCHI H. , KUROIWA T. , MIYOSHI K. , YONEDA H.
Published: May 2016

Aryl‐ and alkylketophosphonates such as (I) undergo decarbonylation in the presence of a catalytic amount of a Pd complex.
ChemInform Abstract: A Simple Route to α,β‐Unsaturated Aldehydes from Prop‐2‐ynols.
Authors: MA D. , LU X.
Published: May 2016

Treatment of the alkynols (I) with a Ru(II) complex results in isomerization to give the alkenals (II).
ChemInform Abstract: Reaction of 1‐Chloroalkyl Isocyanates with N‐Substituted Amides of Carboxylic and Imides of Dicarboxylic Acids.
Authors: VOVK M. V. , DOROKHOV V. I. , PIROZHENKO V. V. , SAMARAI L. I.
Published: May 2016

The reaction between the isocyanates (I) and the N‐arylamides (II) affords the N‐alkylidene‐N'‐acylureas (III) in fair to good yields.
ChemInform Abstract: Reaction of Diazoamino Compounds with Electrophiles Using Phase‐Transfer Catalyst.
Authors: HASHIDA Y. , YAMAGUCHI K. , KOBARI M. , SEKIGUCHI S.
Published: May 2016

The triazenes (I) are alkylated by the electrophiles (II) to give the derivatives (III).
ChemInform Abstract: Copper Coupling Reactions of 1,3‐Bis(2‐hydroxyhexafluoro‐2‐propyl)‐5‐iodobenzene and Its Derivatives.
Authors: SOULEN R. L. , GRIFFITH J. R.
Published: May 2016

Copper‐initiated homocoupling of the bis(methyl ether) (I) of the title compound gives the biphenyl derivative (II), whereas the corresponding diacetate or diol (III) fail to perform this reaction.
ChemInform Abstract: Synthesis of Triarylmethanes Under High Pressure.
Authors: YASUMOTO M. , YANAGIYA K. , SHIBUYA I. , SEKIGUCHI T.
Published: May 2016

The aromatic aldehydes (I) react with N,N‐dimethylaniline (II) under high pressure to give the triarylmethanes (III).
ChemInform Abstract: Selective Functionalization of Calix(4)arenes at the Upper Rim.
Authors: VAN LOON J.‐D. , ARDUINI A. , VERBOOM W. , UNGARO R. , VAN HUMMEL G. J. , HARKEMA S. , REINHOUDT D. N.
Published: May 2016

The calixarene (I) is selectively substituted at the two facing OH groups, producing the bis(phenol ethers) (III).
ChemInform Abstract: Implications of Unusual Population Ratios in Rotational Isomers of 9‐(4‐Substituted Benzyl)‐8,13‐dichloro‐1,4‐dimethyltriptycenes and 4‐Substituted 9‐Benzyl‐8,13‐dichloro‐1‐methyltriptycenes: CH3···π Hydrogen Bond.
Authors: NAKAI Y. , INOUE K. , YAMAMOTO G. , OKI M.
Published: May 2016

Population ratios of the rotational isomers of the title compounds (III)‐(V) and (VII) are examined by equilibration in solution.
ChemInform Abstract: Reactions of Benzyl Alcohol Over Oxide Catalysts: A Novel Condensation to Form Anthracene.
Authors: GANESAN K. , PILLAI C. N.
Published: May 2016

At temp. above 400 °C, instead of the expected dibenzyl ether, anthracene (III) is formed ‐ via the intermediate (II) ‐ in the heterogeneously catalyzed condensation of (I); additionally, the products (IV) and (V) of disproportionation are obtained.
ChemInform Abstract: The Use of β‐(Tri‐n‐butylstannyl)acrylamides as β‐Lithioacrylamide Synthons.
Authors: IMANIEH H. , MACLEOD D. , QUAYLE P. , DAVIES G. M.
Published: May 2016

The β‐stannylacrylamides (I) and (V) are lithiated and then quenched with proton or deuterium donators, yielding the destannylated derivatives (IV) or (VI).
ChemInform Abstract: Synthesis of Benzofuro(3,2‐b)benzofuran and Benzofuro(2,3‐b)benzofuran.
Authors: TOLMACH E. L. , KUDRYAVTSEV A. B. , ZHELTOV A. YA. , STEPANOV B. I.
Published: May 2016

Although a large number of derivatives of the compounds specified in the title is already known, the title compounds (IV) and (VIII) themselves are not known until now.
ChemInform Abstract: Synthesis of Heterocyclic Ketene N,O‐Acetals and Their Reactions with α,β‐Unsaturated Esters.
Authors: HUANG Z.‐T. , ZHANG P.‐C.
Published: May 2016

The amino alcohols (I) react with the ketene dithioacetals (II) to give the azolidines (III).
ChemInform Abstract: Synthesis of 4‐Nitro‐1,2,3‐triazoles.
Authors: VERESHCHAGIN L. I. , NIKITIN V. M. , MESHCHERYAKOV V. I. , GAREEV G. A. , KIRILLOVA L. P. , SHUL'GINA V. M.
Published: May 2016

A novel and reliable method of preparation of the title compound (V) and of its N‐oxide (VIII) is reported.
ChemInform Abstract: Reactions of Unsaturated Azides. Part 7. Base‐Catalyzed Formation of Allenyl Azides from Propargyl Azides: New Syntheses for 1,2,3‐Triazoles.
Authors: BANERT K.
Published: May 2016

The short‐lived allenyl azide derived from base‐catalyzed rearrangement of the propargyl azide (I) rapidly cyclizes to triazafulvenes, which can be trapped by nucleophiles such as NH3 (II) to give regioselectively the triazoles (III) or (IV).
ChemInform Abstract: Synthesis of Some Substituted Tetrazolylacetic Acids.
Authors: JANDA L. , VOTICKY Z.
Published: May 2016

5‐(5‐Bromo‐2‐furyl)‐1H‐tetrazole (III), prepared from 5‐bromo‐2‐furonitrile (I) by cyclization with sodium azide (II), is alkylated with ethyl bromoacetate (IV) to give a mixture of the tetrazolylacetates (V) and (VI).
ChemInform Abstract: Replacement Reactions of 2,3‐Dihydro‐1H‐naphtho(2,1‐b)thiopyran‐1‐ols.
Authors: NAKAZAWA T. , SHIOZAWA Y. , SETSUDA K. , ITABASHI K.
Published: May 2016

The thionaphthols (I) react with the acrylic aldehydes (II) to form the (naphthylthio)propionic aldehydes (III).
ChemInform Abstract: Bromination of Pyridines. Part 2. Bromination of Aminopicolines.
Authors: DUNN A. D. , CURRIE A. , HAYES L. E.
Published: May 2016

The bromination of all ten possible aminopicolines is investigated using 48% HBr/H2O2 at 70 °C. In general, the major product is that corresponding to electrophilic attack at the sites para or ortho to the amino group.
ChemInform Abstract: Pyridazines. Part 42. On the Synthesis of N‐5‐Substituted Pyridazino‐(4,5‐b)quinolin‐10(5H)‐ones.
Authors: HAIDER N. , HEINISCH G. , VOLF I.
Published: May 2016

The benzyldihydropyridazinoquinolinium iodide (IIIa), prepared from the N‐benzyldihydropyridazinoquinolinone (I), undergoes debenzylation upon treatment with aluminum trichloride to give the ethylpyridazinoquinolinone (IV).
ChemInform Abstract: Condensed Thienopyrimidines. Part 5. Studies on the Thermal Cyclization of Various ortho‐Formylthiophene Carbamates with Ethanolamine.
Authors: SUGIYAMA M. , SAKAMOTO T. , FUKUMI H.
Published: May 2016

The (het)aromatic aldehydes (I) and (VII) react with ethanolamine (II) to give the Schiff bases (III) and (VIII).
ChemInform Abstract: Synthesis of N,N,9‐Trisubstituted Adenines Under the Phase‐Transfer Catalysis.
Authors: RAMZAEVA N. P. , GOL'DBERG YU. SH. , ALKSNIS E. R. , LIDAK M. YU. , SHIMANSKAYA M. V.
Published: May 2016

Three novel methods of preparation of the title compounds (III) and (VI) are reported.
ChemInform Abstract: Novel Synthesis of Optically Active Morpholines.
Authors: WAGLE D. R. , MONTELEONE M. G. , KRISHNAN L. , MANHAS M. S. , BOSE A. K.
Published: May 2016

The imines (III) undergo cycloaddition with the acid chloride (IV) to give the allyloxy‐β‐lactams (V) which are converted into the chloroethoxy analogues (VIII).
ChemInform Abstract: Reaction of o‐Isocyanatobenzoyl Chloride by Cyanotrimethylsilane. Formation of 4‐Oxo‐4H‐benzoxazine‐2‐carbonitrile and Its Ring Transformation to 3,4‐Dihydro‐1H‐1,3,4‐benzotriazepine‐2,5‐diones.
Authors: TAKAHASHI M. , HIRATSUKA A.
Published: May 2016

The oxobenzoxazinecarbonitrile (III) reacts with the amino or hydrazino compounds (IV) or (X) to give the quinazolidinediones (V) or the tetrahydrobenzotriazepinediones (XI).
ChemInform Abstract: 12‐O‐(4′‐Benzo‐15‐crown‐5‐sulfonyl)‐3,6,9,12‐tetraoxa‐1‐dodecanol.
Authors: KAL'CHENKO V. I. , RUDKEVICH D. M. , TSYMBAL I. F. , MARKOVSKII L. N.
Published: May 2016

The reaction between equimolar quantities of the 4‐chlorosulfonyl‐substituted benzocrown ether (I) and tetraethyleneglycol (II) yields the hitherto unknown title compound (III).
ChemInform Abstract: Thionation Studies on a 2,3‐Oxaphosphabicyclo(2.2.2)octene Derivative. O‐C Bond Cleavage with Incorporation of the Species ArPS2.
Authors: QUIN L. D. , OSMAN F. H. , DAY R. O. , HUGHES A. N. , WU X.‐P. , WANG L.‐Q.
Published: May 2016

The phosphole oxide dimer (I) undergoes oxygen insertion with MCPBA to form the 2,3‐oxaphosphabicyclo(2.2.2)octene derivative (II).
ChemInform Abstract: A Direct Formation of Alkenyl Chalcogenides from Nonactivated Alkenyl Halides and Diorganyl Dichalcogenides Under Neutral Conditions.
Authors: OGAWA T. , HAYAMI K. , SUZUKI H.
Published: May 2016

The vinylic bromides (I) react with the disulfides and diselenides (II) in the presence of cuprous iodide to form the chalkogenides (III).
ChemInform Abstract: Synthesis and Characterization of Binuclear Zirconocene Complexes Linked by a Bridged Bis(cyclopentadienyl) Ligand.
Authors: REDDY K. P. , PETERSEN J. L.
Published: May 2016

The metathetical reaction of (II) with the Zr compounds (I) provides a convenient method for the preparation of a new class of binuclear zirconocenophane complexes (III).
ChemInform Abstract: A Facile Preparation of β‐(Tri‐n‐butyltin)acrylamides.
Authors: IMANIEH H. , MACLEOD D. , QUAYLE P. , DAVIES G. M.
Published: May 2016

The vinylic tributylstannanes (I), (IX), and (XI) are treated with the sulfonyl isocyanates (II) or (V) to form the β‐stannylacrylamides (III), (VI), and (VII) or (X) and (XII) with predominance of the Z‐isomers.
ChemInform Abstract: Synthesis and Properties of (O‐Acyl imidato)carbene Complexes of Chromium, Molybdenum, and Tungsten.
Authors: HEGEDUS L. S. , SCHULTZE L. M. , MONTGOMERY J.
Published: May 2016

The Mo and W analogues (Vc) of the title complexes are prepared at ‐40 °C in the same way as shown for the Cr compounds.
ChemInform Abstract: Preparation and Properties of Molybdenum‐Pentadienyl Complexes: A Facile η5 ⇄ η3 Reversible Interconversion for a Pentadienyl Ligand.
Authors: LEE G.‐H. , PENG S.‐M. , TSUNG I.‐C. , MU D. , LIU R.‐S.
Published: May 2016

On treatment with AgBF4 in CH2Cl2 the complex (I) gives the η5‐complex (II), which contains an asym.
ChemInform Abstract: Stepwise, Metal‐Assisted Decarboxylation Promoted by Manganese: Reactivity Relationship Between Manganese and Vanadium.
Authors: LI X. , PECORARO V. L.
Published: May 2016

Mn(III) complexes of the ligand ethylenebis((o‐hydroxyphenyl)glycine) H4EHPG (meso or racemic) such as the racemic complex (I) are shown to oxidatively decarboxylate in acetone, methanol, and DMF solutions to generate derivatives of (ethylenebis(salicylideneaminato))‐Mn(III), (Mn(salen))+.
ChemInform Abstract: Reactivity Studies on Metal‐Functionalized Phosphaarsenes and the Diarsene Aryl‐As=As‐Aryl (Aryl: 2,4,6‐tBu3C6H2) ‐ Three‐Membered Heterocycles Containing Arsenic Atoms.
Authors: WEBER L. , SONNENBERG U.
Published: May 2016

The iron‐functionalized thiophospharsirane (IIIa) is obtained from the reaction of the phosphaarsenyl‐Fe complex (I) with an equimolar amount S8 (II).
ChemInform Abstract: Heterocycles as Ligands. Part 5. Synthesis and Characterization of 2,3,4,5‐Tetramethyl‐1‐azaferrocene.
Authors: KUHN N. , SCHULTEN M. , ZAUDER E. , AUGART N. , BOESE R.
Published: May 2016

The title compound (IV) is obtained by deprotonation of the pyrrole complex (III).