bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Preparation of Cyclic Ethers via a Transacetalization‐Cationic Cyclization Sequence.
Authors: NIKOLIC N. A. , GONDA E. , LONGFORD C. P. D. , LANE N. T. , THOMPSON D. W.
Published: May 2016

The acetals (I) and (IV) are treated with the homoallylic alcohols (II) or (V) in the presence of titanium tetrachloride, producing the chlorotetrahydropyran derivatives (III) and (VI) respectively via a transacetalization/cyclization procedure.
ChemInform Abstract: Organoaluminum‐Promoted Rearrangement of Epoxy Silyl Ethers to β‐Siloxy Aldehydes.
Authors: MARUOKA K. , OOI T. , YAMAMOTO H.
Published: May 2016

The title rearrangement of epoxy silyl ethers such as (I) or (III) is achieved using a bulky organoaluminum reagent to give the products (II) and (IV) without loss of optical purity.
ChemInform Abstract: Rearrangement of Isoxazoline‐5‐spiro Derivatives. Part 3. Indolizine, Quinolizine and Pyrido(1,2‐a)azepine Derivatives by Sequential Rearrangement‐Annulation.
Authors: GOTI A. , BRANDI A. , DANZA G. , GUARNA A. , DONATI D. , DE SARLO F.
Published: May 2016

The spiroisoxazolines (I), (III) and (VI), by either flash vacuum pyrolysis or thermolysis, yield fused pyridones.
ChemInform Abstract: Kinetics of a Carbene Rearrangement: The 1,2‐Carbon Migration of Cyclopropylchlorocarbene (II).
Authors: HO G.‐J. , KROGH‐JESPERSEN K. , MOSS R. A. , SHEN S. , SHERIDAN R. S. , SUBRAMANIAN R.
Published: May 2016

Carbene (II) is photostable (at 335 nm) when generated at 12 K in N2 or argon matrix; some photo‐ and thermochemical reactions are studied.
ChemInform Abstract: o‐Nitroaniline Derivatives. Part 12. The Reaction of N‐(2,4‐Dinitrophenyl)sarcosine Ethyl Ester with Bases: Some Novel Redox Processes Revealed by X‐Ray Crystallography.
Authors: MCFARLANE M. D. , SMITH D. M. , FERGUSON G. , KAITNER B.
Published: May 2016

According to the base used, the title reaction gives either the products (IIa), (IIIa) or (IV) as main compounds.
ChemInform Abstract: Formation of Metal‐Element Double Bonds by Chlorosilane Elimination.
Authors: SCHUBERT U. , KIRCHGAESSNER U. + , GROENEN J. + , PIANA H.
Published: May 2016

Transition metal complexes, capable of chlorosilane elimination to give metal‐element double bonds, are generated as transient species such as (III) and (X) by two novel methods.
ChemInform Abstract: Reactions of Organic Anions. Part 159. A New Reaction of 1‐Bromo‐2‐(chloromethyl)cyclopropane in Basic Medium: A Simple Preparation of 1‐(Alkoxymethylene)cyclopropanes.
Authors: JONCZYK A. , KMIOTEK‐SKARZYNSKA I.
Published: May 2016

1‐Bromo‐2‐(chloromethyl)cyclopropane (I) reacts with the alcohols (IIa) ‐ (IIc), thiophenol (IId), and the nitriles (IIe) and (IIf) under phase‐transfer catalytic basic conditions, forming the methylenecyclopropanes (III) and/or the chain‐substituted compounds (IV).
ChemInform Abstract: Enantioselective Preparation of Functionalized Cyclopentanoids via a Common Chiral (π‐Allyl)palladium Complex.
Authors: DEARDORFF D. R. , LINDE R. G. II , MARTIN A. M. , SHULMAN M. J.
Published: May 2016

The chiral acetoxyhydroxycyclopentene (+)‐(I), prepared by an enzymatic method, undergoes substituted reaction with various nucleophiles (II), (V), or (VII) in the presence of Pd(0)/phosphine catalytic systems to produce selectively the cis‐1,4‐disubstituted cyclopentenes (III), (VI), or (VIII).
ChemInform Abstract: Carbon‐Carbon Bond Formation in Reactions of PhIO·HBF4/Silyl Enol Ether Adduct with Alkenes or Silyl Enol Ethers.
Authors: ZHDANKIN V. V. , MULLIKIN M. , TYKWINSKI R. , BERGLUND B. , CAPLE R. , ZEFIROV N. S. , KOZ'MIN A. S.
Published: May 2016

The adducts (IV), generated from the silyl enol ethers (I), iodosobenzene (II), and fluoboric acid (III), react with the enol ethers (I) or (VI) to form the 1,4‐diones (V) or (VII).
ChemInform Abstract: Fluorinated Dioxolanes. Part 3. Nucleophilic Reactions of Perfluoro‐4‐methyl‐1,3‐dioxolane Derivatives.
Authors: YUMINOV V. S. , KARTSOV S. V. , MAKSIMOV V. L. , BARGAMOVA M. D. , FOKIN A. V.
Published: May 2016

The perfluorodimethyldioxolanecarboxylic fluoride (I) reacts with sodium carbonate to give a mixture of the compounds (II) ‐ (V).
ChemInform Abstract: Reaction of Acylmethylbenzoxazoles with o‐Naphthoquinone.
Authors: MAKOVETSKII V. P. , GRUBYI V. P. , KHOTKEVICH A. B.
Published: May 2016

The nicotinoylmethylbenzoxazole (I) is coupled with o‐naphthoquinone (II) in the presence of atmospheric oxygen to give the adduct (III).
ChemInform Abstract: Reaction of 2,5‐Dimethyl‐1,3,4‐thiadiazole with Carboxylic Acid Esters.
Authors: KANTLEHNER W. , HAUG E. , KINZY W. , HAGEN H. , SPEH P. , BRAEUNER H.‐J. +
Published: May 2016

The thiadiazole (I) is deprotonated by sodium hydride and subsequently coupled with the esters (II) to give the ketones (III).
ChemInform Abstract: Bimetallic Complexes (Zr, Rh): Cp′2Zr(CH2PPh2)2(Rh(μ‐S‐tBu)(CO))2 and Cp′2Zr(CH2PPh2)2(Rh(COD))BPh4 (Cp′=C5H4CMe3) and Their Catalytic Behavior as Hydroformylation Catalysts.
Authors: CHOUKROUN R. , GERVAIS D. , RIFAI C.
Published: May 2016

The title complexes (III) and (V) are synthesized according to the scheme.
ChemInform Abstract: Synthesis, Characterization, and Thermolytic Behavior of η3‐Allyl(methyl)(tertiary phosphine)palladium(II), and X‐Ray Structure of the Cluster (Pd4(μ‐C3H5)2(μ‐Cl)2(μ‐dppm)2)·4 C4H8O (dppm: Ph2PCH2PPh2).
Authors: HAYASHI Y. , MATSUMOTO K. , NAKAMURA Y. , ISOBE K.
Published: May 2016

Complexes such as (IV) decompose thermally with preferential evolution of ethane rather than 1‐butene, the allylic alkylation product.
ChemInform Abstract: Synthesis, Structure, and Reactivity of the Heteronuclear Clusters (Os5H(CO)15(M(PR3))) and (Os5(CO)15(M(PR3))2) (M: Cu, Ag, or Au; R: Ph or Me): The X‐Ray Crystal Structure of (Os5H(CO)15(Au(PPh3))).
Authors: JOHNSON B. F. G. , KHATTAR R. , LEWIS J. , RAITHBY P. R.
Published: May 2016

The cluster salt (I) reacts with a slight excess of the chloro(phosphine) complexes (II) in the presence of TlPF6 to afford the hydrido(phosphinemetal) clusters (III).
ChemInform Abstract: Synthesis of Structural Variants of Phospholipids: Inhibition of Phospholipase A2.
Authors: CAMPBELL M. M. , FOX J. L. , SAINSBURY M. , LIU Y.
Published: May 2016

With regard to model inhibitors of extracellular PLA2, the butanoylfuranone (VIa) is prepared via silyl‐protected butanoylfuranone (IIIa) (both the butanoyl and the respective acetyl (R: ‐Me) lactones (III) exist as mixtures of keto/enol tautomers (III)/(IV)).
ChemInform Abstract: Rechargeable Silver Solid Electrolyte Cells with Ag2O‐V2O5 Glasses as Cathode.
Authors: MACHIDA N. , HANDA H. , MINAMI T.
Published: May 2016

The electrochemical behavior of Ag2O‐V2O5 glasses as cathode material in cells of the type shown in the scheme is investigated.
ChemInform Abstract: Synthesis of Homoallylic Alcohols in Aqueous Media.
Authors: WILSON S. R. , GUAZZARONI M. E.
Published: May 2016

The aldehydes (Ia) or (Ib) and the ketone (Ic) react with allylic halides such as (II) in a slurry of zinc dust, C‐18 silica (reverse‐phase chromatography support), and saturated aqueous ammonium chloride solution to form the homoallylic alcohols (III).
ChemInform Abstract: Hydroacylation of Simple Alkyl Vinyl Ketones Using Organotetracarbonylferrates.
Authors: YAMASHITA M. , TASHIKA H. , SUEMITSU R.
Published: May 2016

The alkyl bromides (I) are treated with dipotassium tetracarbonylferrate (II) to form intermediate iron carbonyl complexes which react with the vinyl ketones (III) in polar media, e.g. dimethylacetamide, yielding the 1,4‐diketones (IV).
ChemInform Abstract: The Regio‐ and Diastereoselectivity of the Intramolecular (2 + 2)Photocycloadditions of 4‐(2′‐Isopropyl‐3′‐butenyl)‐2,5‐cyclohexadien‐1‐ones.
Authors: SCHULTZ A. G. , GEISS W. , KULLNIG R. K.
Published: May 2016

Irradiation of the isopropylbutenylcyclohexadienonecarboxylate (I) yields only one (II) of the possible isomeric tricyclodecanones.
ChemInform Abstract: Synthesis and Photochemical Properties of 1,3‐Di(9‐anthryl)‐2‐propanol, 1,3‐Di(9‐anthryl)acetone, and Related Propano‐Linked Anthracenes.
Authors: BECKER H.‐D. , AMIN K. A.
Published: May 2016

9‐Bromoanthracene (I) is converted to its lithium salt which reacts with epichlorohydrin (II), forming the dianthryl‐2‐propanol (III).
ChemInform Abstract: Aziridination of Cyclohex‐2‐enols and 3‐Substituted Cyclohexenes: Comparison with Epoxidation.
Authors: ATKINSON R. S. , KELLY B. J.
Published: May 2016

Aziridination of the cyclohexenes (I) using the acetoxyaminoquinazolone (II), derived by PbOAc4‐oxidation of the corresponding aminoquinazolone, leads to the aziridines (III) and/or (IV) poossessing a syn or anti relationship between the aziridine ring and R1.
ChemInform Abstract: New Extended Donors, 2,2′‐(2,5‐Dihydrothiophene‐2,5‐diylidene)bis(1,3‐benzodithiole)s and Their Electroconductive Complexes with Electron Acceptors.
Authors: TAKAHASHI K. , NIHIRA T. , TAKASE K. , SHIBATA K.
Published: May 2016

Thiophene‐2,5‐dialdehyde (I) reacts with the o‐dimercaptobenzenes (II) to give the bis(benzodithioles) (III) which are deprotonated, forming the new extended donors (V).
ChemInform Abstract: Optically Active Tetrahydro‐α‐phenyl‐6,7‐dimethoxyisoquinoline‐1‐methanols from (1‐Phenylethyl)ureas. Absolute Configuration of (‐)‐ and (+)‐Isomers of the erythro‐Series.
Authors: ROZWADOWSKA M. D. , BROSSI A.
Published: May 2016

The benzoyldihydroisoquinoline (I) is reduced with sodium borohydride, producing a mixture of the racemic erythro‐isomer (±)‐(II) and the racemic threo‐isomer (±)‐(III).
ChemInform Abstract: Synthesis, Antinociceptive Activity and Opioid Receptor Profiles of 3‐(Octahydro‐1H‐pyrano‐ and ‐thiopyrano(4,3‐c)pyridin‐8a‐yl)phenols.
Authors: BAYS D. E. , BROWN D. S. , BELTON D. J. , LLOYD J. E. , MCELROY A. B. , MEERHOLZ C. A. , SCOPES D. I. C. , BIRCH P. J. , HAYES A. G. , SHEEHAN M. J.
Published: May 2016

Alkylation of the tetrahydropyridine (I) with the dichloride (II) and subsequent cyclization give the bicyclic enamine (III).
ChemInform Abstract: Friedel‐Crafts Alkylation of Phenylsilanes with α‐Chloro Sulfides.
Authors: ISHIBASHI H. , SAKASHITA H. , MORITA S. , MITANI S. , IKEDA M.
Published: May 2016

Various phenylsilanes such as (I) or (IX) are coupled with the chloro‐(methylsulfenyl)acetate (II) in the presence of stannic chloride, producing regioisomeric alkylated arylsilanes, e.g. (III) ‐ (V) or (X) and (XI).
ChemInform Abstract: Cavity‐Containing Cyclophosphazanes: (C6H4N2(μ‐PhP)(PPh))2 and (C6H4N2(μ‐PhP)(PhPS))2.
Authors: BARENDT J. M. , BENT E. G. , HALTIWANGER R. C. , NORMAN A. D.
Published: May 2016

The first examples of a novel class of phosph(III)azane donor cavity molecules (III) and (V) are prepared according to the scheme.
ChemInform Abstract: Synthesis of Tris(triphenylsiloxy)yttrium and Derivatives: Crystal Structure of (Y(OSiPh3)3(THF)3)·THF.
Authors: MCGEARY M. J. , COAN P. S. , FOLTING K. , STREIB W. E. , CAULTON K. G.
Published: May 2016

1H and 13C NMR spectra of the title compound (III) are consistent with the formulation of this compound as an aggregate presumably involving bridging Ph3SiO ligands.
ChemInform Abstract: Synthesis, Structure, and Reactivity of Cerium(III) Alkoxides. Part 2. Thermal Decomposition of Ce(OCtBu3)3 and the Structure of (Ce(OCHtBu2)3)2.
Authors: STECHER H. A. , SEN A. , RHEINGOLD A. L.
Published: May 2016

Thermolysis of the monomeric Ce(III) alkoxide (I) results in its decomposition to the dimeric title compound (II) (space group P1, Z=1) and isobutylene (III).
ChemInform Abstract: Efficient Syntheses of Dioxorhenium(V) Complexes.
Authors: BREWER J. C. , GRAY H. B.
Published: May 2016

Treating the bis(phosphine)‐Re(V) complex (I) with an excess of ethylenediamine (II) or of electron‐rich pyridines e.g. (IV) results in the formation of the corresponding tetrakis(N‐ligand) complexes (III) and (V) as their iodides.
ChemInform Abstract: Organometallic Thiazyl Fluoride and Thionitrosyl Complexes.
Authors: BERAN K. , STEINKE G. , MEWS R.
Published: May 2016

Thiazyl fluoride complexes such as (III), (VI), and (VIII) are synthesized by SO2 replacement with NSF (II) or by halide exchange using (Ag(NSF))(AsF6) (V).
ChemInform Abstract: Enzymatic Esterification of 1‐Ferrocenylethanol: An Alternate Approach to Chiral Ferrocenyl Bisphosphines.
Authors: BOAZ N. W.
Published: May 2016

Esterification of racemic 1‐ferrocenylethanol (±)‐(I) with vinyl acetate (II) in the presence of a lipase from Pseudomonas fluorescens gives enantioselectively the acetate (R)‐(III) and the alcohol (S)‐(+)‐(I).
ChemInform Abstract: Preparation and Physicochemical Properties of Natural (23R)‐3α,7α,23‐ and (23R)‐3α,12α,23‐Trihydroxylated Bile Acids and Their (23S)‐Epimers.
Authors: PELLICCIARI R. , NATALINI B. , RODA A. , MACHADO M. I. L. , MARINOZZI M.
Published: May 2016

The title acids (IVa) and (VIIa) and their epimers are synthesized by analogous procedures.
ChemInform Abstract: Stereoisomeric Flavor Substances. Part 31. Tetrahydro‐2‐methylthiophen‐3‐ol ‐ Structure and Properties of the Stereoisomers.
Authors: MOSANDL A. , HENER U. , FENSKE H.‐D.
Published: May 2016

Starting from the bromo ester (I), the title compound (V) is prepared as diastereomeric racemic mixture and separated into its four optically active stereoisomers via 1. separation into the racemic cis and trans isomers by liquid chromatography and 2. optical resolution of the cis and trans isomers using (S)‐tetrahydro‐5‐oxo‐2‐furancarboxylic acid chloride.
ChemInform Abstract: Improvement in Catalytic Activity of Molybdenum Oxide by Incorporation of Ni(II) Ions.
Authors: ABD EL‐SALAAM K. M. , HASSAN E. A. , SAID A. A. , EL‐AWAD A. M.
Published: May 2016

IR and XRD analysis indicate a solid state reaction between MoO3 and NiO in different ratios at ∼500 °C. In the presence of 70 mol% Ni2+, formation of the NiMoO4 spinel is observed.
ChemInform Abstract: X‐Ray Absorption Edge and EXAFS Study of the Copper Sites in ZnO Methanol Synthesis Catalysts.
Authors: KAU L.‐S. , HODGSON K. O. , SOLOMON E. I.
Published: May 2016

X‐ray absorption edge and EXAFS data for the binary form of the Cu‐ZnO methanol synthesis catalysts show four phases to be present in the reduced catalyst.
ChemInform Abstract: Syntheses and X‐Ray Structures of Molecular Metal Polyselenide Complexes (M(Se4)2)2‐, M: Zn, Cd, Hg, Ni, Pb.
Authors: BANDA R. M. H. , CUSICK J. , SCUDDER M. L. , CRAIG D. C. , DANCE I. G.
Published: May 2016

The title bis‐tetraselenide complexes (V) are synthesized according to the scheme.
ChemInform Abstract: Tetraphenylphosphonium Hexachlorodizincate and Hexachlorodicadmate, (PPh4)2Zn2Cl6 and (PPh4)2Cd2Cl6.
Authors: WILHELM J. H. , MUELLER U. +
Published: May 2016

The title compounds (III), prepared as outlined in the scheme, crystallize isotypic in the monoclinic system, space group P1 with Z=1.
ChemInform Abstract: Acid‐Catalyzed Hydrolysis of Vinyl Acetals. Reaction Through the Acetal Rather Than the Vinyl Ether Functional Group.
Authors: CHIANG Y. , CHWANG W. K. , KRESGE A. J. , YIN Y.
Published: May 2016

The hydrolysis of (I) and (VIII) is studied kinetically (1H NMR, UV; variation of pH, buffer, H2O/D2O).
ChemInform Abstract: Supramolecular Photochemistry and Photophysics. Adducts of Pt(bpy)(NH3)2+ 2 with Aromatic Crown Ethers.
Authors: BALLARDINI R. , GANDOLFI M. T. , PRODI L. , CIANO M. , BALZANI V. , KOHNKE F. H. , SHAHRIARI‐ZAVAREH H. , SPENCER N. , STODDART J. F.
Published: May 2016

The absorption spectra, emission spectra, luminescence lifetimes and photochemical behavior of the host‐guest species originating from the title Pt complex (bpy: bipyridine) and the crown ethers (I)‐(IV) are examined in a systematic way.
ChemInform Abstract: Oxidations by Methyl(trifluoromethyl)dioxirane. Part 2. Oxyfunctionalization of Saturated Hydrocarbons.
Authors: MELLO R. , FIORENTINO M. , FUSCO C. , CURCI R.
Published: May 2016

The title dioxirane is an extremely powerful O‐atom insertion agent allowing the efficient oxyfunctionalization of saturated hydrocarbons such as (I), (III), (VI) or (X) under mild conditions.
ChemInform Abstract: Fluorination of Cyclohexanols with 4‐Morpholinosulfur Trifluoride.
Authors: MANGE K. C. , MIDDLETON W. J.
Published: May 2016

Solvents of moderate polarity are the best choice for the title reaction.
ChemInform Abstract: Alkylation of Toluene with 2‐Propanol Over Titania‐Silica‐Alumina Catalysts.
Authors: RAO K. V. C. , SABU K. R. , NAIR C. G. R.
Published: May 2016

The catalyst which is obtained by CO‐precipitation of sodium silicate, aluminum sulfate, and TiCl4 from dilute nitric acid (pH 4) proves to be most effective one, TiO2 exerting a synergistic effect.
ChemInform Abstract: Addition‐Rearrangement Reactions of N‐(Arylsulfonyloxy)amines and 3,4‐Dihydro‐2H‐pyran.
Authors: HOFFMAN R. V. , SALVADOR J. M.
Published: May 2016

The title amines (II) undergo addition to the double bond of dihydropyran (I).
ChemInform Abstract: Azido Glycols: Potent, Low Molecular Weight Renin Inhibitors Containing an Unusual Post Scissile Site Residue.
Authors: ROSENBERG S. H. , WOODS K. W. , KLEINERT H. D. , STEIN H. , NELLANS H. N. , HOFFMAN D. J. , SPANTON S. G. , PYTER R. A. , COHEN J. , EGAN D. A. , PLATTNER J. J. , PERUN T. J.
Published: May 2016

Basic hydrolysis of the oxazolidinone (I) followed by N‐protection produces the allylic alcohol (IIb) which is converted to the diol (IV) by hydroboration.
ChemInform Abstract: Asymmetric Induction in the Palladium‐Catalyzed (3 + 2)Cycloaddition Reaction of Trimethylenemethane with Homochiral Vinyl Sulfoxides.
Authors: CHAIGNE F. , GOTTELAND J.‐P. , MALACRIA M.
Published: May 2016

Wittig‐Horner olefination of the aldehydes (II) with the α‐lithio‐α‐sulfinylmethylphosphonate (I) gives a mixture of the E‐ (III) and Z‐vinyl sulfoxides (IV).
ChemInform Abstract: Rhodium Acetate Catalyzes the Addition of Carbenoids α‐ to Ether Oxygens.
Authors: ADAMS J. , POUPART M.‐A. , GRENIER L. , SCHALLER C. , OUIMET N. , FRENETTE R.
Published: May 2016

Catalytic release of nitrogen from α‐diazocarbonyl compounds induces inter‐ or intramolecular coupling of the reactive intermediates obtained with carbon atoms in α‐position to ether oxygen.
ChemInform Abstract: Synthesis of (1,2,4)Triazino(4,3‐a)benzimidazol‐4(10H)‐ones as Antimicrobial Agents.
Authors: JOSHI K. C. , JAIN R. , DANDIA A. , SHARMA K.
Published: May 2016

Title compounds with R: ‐H are found to exist in two tautomeric forms to the labile hydrogen atom.
ChemInform Abstract: Polyfunctional Macroheterocycles. Part 3. Synthesis of Nitrogen‐ and Sulfur‐Containing Crown Compounds with Exocyclic Methoxycarbonyl and Phenethyl Groups.
Authors: VORONKOV M. G. , KNUTOV V. I. , BUTIN M. K.
Published: May 2016

The crown compounds (V) are obtained by reaction of the diamino sulfides (III) with formaldehyde (IV) using high dilution.
ChemInform Abstract: Nucleophilic Substitution of Fluorine in Tetrafluorodibenz(b,f)(1,4)oxazepines.
Authors: KONSTANTINOVA A. V. , KOZLOVA M. M. , GERASIMOVA T. N.
Published: May 2016

The tetrafluorodibenzoxazepines (I) and (IV) react with the nucleophiles (II) under substitution of the fluorine in p‐position to the azomethine group to give the trifluorodibenzoxazepines (III) and (V).
ChemInform Abstract: Synthesis of Phenylmagnesium Carboxylates.
Authors: KAPOOR P. N. , BHAGI A. K. , SHARMA H. K. , KAPOOR R. N.
Published: May 2016

Reaction of the sodium carboxylates (I) with the Grignard reagent (II) in THF (III) leads to the formation of the new phenylmagnesium carboxylates (IV).
ChemInform Abstract: Tetracyanophthalocyaninatoiron(II) with Isocyanides as Axial Ligands.
Authors: HANACK M. , GROSSHANS R.
Published: May 2016

The tricyanobenzene (III), prepared for the first time in good yield, reacts with Fe(CO)5 to give (V), which may consist of four constitution isomers, which are not separated and assigned.
ChemInform Abstract: Regioselective β‐Scission of α‐Oxoalkoxyl Radicals: A Novel Formation of α‐Hydroxy ε‐Lactones by Photolysis of Steroidal α‐Oxo Alcohol Hypoiodites in the Presence of Mercury(II) Oxide and Iodine.
Authors: SUGINOME H. , WANG J. B. , SATOH G.
Published: May 2016

The mixture of the epimeric lactones (II)/(III) can be dehydrated to the enolic lactone (V) in the presence of AcCl/Ac2O under reflux (60% yield).
ChemInform Abstract: Controlled Oxidative Coupling of Glycals: A New Strategy for the Rapid Assembly of Oligosaccharides.
Authors: FRIESEN R. W. , DANISHEFSKY S. J.
Published: May 2016

Controlled oxidative coupling of various glucal triethers such as (I) with glucals containing a single hydroxy group either at C‐4 or C‐3 and acyloxy groups at the two other positions such as (II) yields α‐linked disaccharides such as (III).
ChemInform Abstract: Magnesium Ion Catalyzed P‐N Bond Hydrolysis in Imidazolide‐Activated Nucleotides. Relevance to Template‐Directed Synthesis of Polynucleotides.
Authors: KANAVARIOTI A. , BERNASCONI C. F. , DOODOKYAN D. L. , ALBERAS D. J.
Published: May 2016

A detailed investigation of the hydrolysis of (Ia) in the pH range 6‐12.4 at 37 °C is presented.
ChemInform Abstract: Synthesis of Novel 5‐Fluoro Analogues of Norfloxacin and Ciprofloxacin.
Authors: MORAN D. B. , ZIEGLER C. B. JUN. , DUNNE T. S. , KUCK N. A. , LIN Y.
Published: May 2016

Treatment of the 3‐ethoxyacrylate (I) with the primary amines (II) gives the enamines (III) which are cyclized to form the quinolonecarboxylic acid esters (IV).
ChemInform Abstract: The Asymmetric Total Syhthesis of (‐)‐Dehydrovomifoliol. The Penultimate Precursor to (‐)‐Abscisic Acid (ABA).
Authors: MEYERS A. I. , STURGESS M. A.
Published: May 2016

Ozonolytic cleavage of isophorone (I) gives the γ‐keto ester (III) which performs ring closure reaction with (S)‐valinol (IV), producing the bicyclic lactam (+)‐(V).
ChemInform Abstract: Electrocatalysis on Pb2Ir2‐xPbxO7‐y.
Authors: MANOHARAN R. , PARANTHAMAN M. , GOODENOUGH J. B.
Published: May 2016

The electrocatalytic properties of sintered pellets of Pb2Ir2O7‐y and Teflon‐bonded particles of Pb2Ir2‐xPbxO7‐y (I) with and without carbon are studied by cyclic voltammetry and steady‐state galvanostatic polarization.
ChemInform Abstract: Crystal Structures of XeF+ 5MF‐ 4 (M: Ag, Au) and Their Relevance to the Basicity and Oxidizability of MF‐ 4.
Authors: LUTAR K. , JESIH A. , LEBAN I. , ZEMVA B. , BARTLETT N.
Published: May 2016

The Au analogue (III) of XeF5+AgF4‐ is synthesized for the first time as shown in the scheme (yield not given).
ChemInform Abstract: Mass Spectrum and Thermal Behavior in Solid State of N,N‐Di(l‐hydroxyalkyl)‐2‐imidazolidinone.
Authors: SHIMASAKI C. , NAKAJIMA K. , SUGIMORI Y. , TSUKURIMICHI E. , YOSHIMURA T.
Published: May 2016

No molecular ion peak is found in the MS of the unstable and moisture‐sensitive (I) and of the dimer (II), the base peak in the fragmentation of (I) resulting from the loss of H2O which is followed by the stepwise fragmentation of the side‐chains.
ChemInform Abstract: Host‐Guest Chemistry. Part 18. The Kinetic Effects of Water and of Cyclodextrins on Diels‐Alder Reactions.
Authors: SANGWAN N. K. , SCHNEIDER H.‐J.
Published: May 2016

Water by comparison with MeOH accelerates the reaction of cyclopentadiene with fumaric or maleic esters such as (I) and (II) differing widely in hydrophobicity by factors in the range of 31‐7680.
ChemInform Abstract: β‐Perfluoroalkylvinyl Alkyl Ethers.
Authors: PAZENOK S. V. , CHAIKA E. A. , GERUS I. I. , YAGUPOL'SKII L. M.
Published: May 2016

The title compounds (III), valuable intermediates in the preparation of e.g. heterocycles or dyes, are prepared by a novel and effective two‐step procedure: in the presence of a Pd catalyst the perfluoroalkyl iodides (I) add to the vinyl ethers (II) and subsequent elimination of HI from these adducts yields the desired products (III) as mixtures of cis and trans isomers.
ChemInform Abstract: Reaction of Tetrafluoroethylene Oxide with Alcohols.
Authors: SOSHIN V. A. , PAVLOVA N. B.
Published: May 2016

Only under strictly anhydrous conditions does the reaction specified in the title afford the alkoxydifluoro acetates (III).
ChemInform Abstract: Synthesis of Amines with Brexane, Brendane and Noradamantane Structure.
Authors: GEVORKYAN G. G. , ORDUBADI M. D. , PEKHK T. I. , BELIKOVA N. A.
Published: May 2016

Starting from the isomeric mixtures of brexan‐5‐ol (I) or noradamantan‐2‐ol (V) the acetylamino derivatives (III) or (VI), respectively, are prepared via Ritter reaction.
ChemInform Abstract: Rearrangement Approach to Bridgehead Substitution of 1‐Methoxybicyclo(2.2.2)oct‐5‐en‐2‐ones.
Authors: UYEHARA T. , OSANAI K. , SUGIMOTO M. , SUZUKI I. , YAMAMOTO Y.
Published: May 2016

A formal bridgehead‐substitution of the methoxybicyclo(2.2.2)octenones (I), derived stereoselectively from anisoles by the Diels‐Alder strategy followed by Birch reduction and isomerization, leads to the products (V), which are of interest as potential precursors of (5‐5) fused ring systems such as (VIII) via triplet‐sensitized photochemical oxa‐di‐π‐methane rearrangement.
ChemInform Abstract: Cycloadditions. Part 16. Influence of Alkyl‐ and Phenyl Groups in the Allenic ω‐Position on the Intramolecular Diels‐Alder Reactions of Allene Carboxamides.
Authors: HIMBERT G. , DIEHL K. , SCHLINDWEIN H.‐J.
Published: May 2016

In the course of studies on intramolecular Diels‐Alder reactions of allene carboxamides it is shown that methyl groups decelerate and phenyl groups hinder or prevent the intramolecular Diels‐Alder reaction of the N‐phenyl carboxamides (I).
ChemInform Abstract: Reduction of Arylalkylazomethines by Sodium Borohydride.
Authors: DUMPIS M. A. , KUDRYASHOVA N. I. , VERESOVA M. A.
Published: May 2016

A novel and highly effective method of preparation of the 2‐phenylisopropylamines (II) and (IV) is described.
ChemInform Abstract: Synthesis of (2‐(3‐(2‐Ammonioethoxy)benzoyl)ethyl)trimethylammonium Bromide Hydrobromide for the Affinity Chromatography of Choline Acetyltransferase (ChAT; EC 2.3.1.6).
Authors: RIGGIO G. , RAEBER A. J. , HOPFF W. H.
Published: May 2016

ChAT is an essential enzyme that catalyzes the synthesis of acetylcholine from choline and activated acetic acid.
ChemInform Abstract: Reactions of α‐Amino Ester Imines with Nitrosobenzene.
Authors: RODRIGUEZ H. , MARQUEZ A. , CHUAQUI C. A.
Published: May 2016

The amino ester imines (I) react with the nitroso compounds (II) to give the diarylnitrones (III) and the bis(imino esters) (IV).
ChemInform Abstract: Recyclization Reactions of Small Rings. Part 4. Synthesis of N‐(2,3‐Epithiopropyl)azolones from Cyclic Thioamides and Epichlorohydrin.
Authors: KOROTKIKH N. I.
Published: May 2016

The cyclic thioamides (I), (VI) and (IX), undergo smooth reaction with epichlorohydrin (II) to afford the stable S‐chlorohydrin derivatives (III), (VII) or (X), respectively.
ChemInform Abstract: Europium‐Catalyzed Intramolecular Oxazole Diels‐Alder Reactions for the Synthesis of Benzopyrano(4,3‐b)pyridines and Benzo(h)‐1,6‐naphthyridines.
Authors: LEVIN J. I.
Published: May 2016

The 2‐(ortho‐amino or ortho‐hydroxy)phenyloxazoles (I) are coupled with the acyl or crotonyl halides (II), yielding the derivatives (III).
ChemInform Abstract: Novel Porphyrinoids. Part 7. Biomimetic Synthesis of an Inverted Porphyrinoid with Peripheral N Atoms.
Authors: SCHUMACHER K.‐H. , FRANCK B.
Published: May 2016

Starting from the known aldehyde (I), the stable derivative (III) is prepared.
ChemInform Abstract: Syntheses of Apogalanthamine Analogues as α‐Adrenergic Blocking Agents. Part 12. Syntheses and Stereochemistry of Methoxy and Methylenedioxy Derivatives of 8‐Hydroxy‐5,6,7,8‐tetrahydrodibenz(c,e)azocines.
Authors: KIHARA M. , OHNISHI K. , VANGVERAVONG S. , KOBAYASHI S.
Published: May 2016

Condensation reaction of the aminoethanols (I) with the aldehydes (II) followed by reduction of the Schiff bases yields the adducts (III).
ChemInform Abstract: Halogenotropy in Phosphorus‐Carbon Diad.
Authors: KOLODIAZHNYI O. I. , GOLOKHOV D. B. , BOLDESKUL I. E.
Published: May 2016

Halogen transfer to the alkyldiaminophosphines (I) produces the α‐halo phosphorus ylids (II) which isomerize, forming the α‐haloalkylphosphines (III).
ChemInform Abstract: Cyclic (H2C(CH2)5NLi)6, the First Cyclized Lithium Amide Ladder: Synthesis and Structure of Hexamethyleneimidolithium.
Authors: BARR D. , CLEGG W. , HODGSON S. M. , LAMMING G. R. , MULVEY R. E. , SCOTT A. J. , SNAITH R. , WRIGHT D. S.
Published: May 2016

The title compound (III) (space group P1, Z=1) is obtained as shown and characterized by X‐ray analysis.
ChemInform Abstract: Formation of Phenyl(chloro)phosphinophosphonium Tetrachloroaluminates.
Authors: TARASOVA R. I. , ZYKOVA T. V. , SHAGVALEEV F. SH. , SITDIKOVA T. SH. , MOSKVA V. V.
Published: May 2016

The chlorophosphines (I) are coupled with 0.5 equiv. AlCl3 (II) to give the phosphinophosphonium tetrachloroaluminates (III).
ChemInform Abstract: New Irone‐Related Constituents from the Essential Oil of Iris germanica L.
Authors: MAURER B. , HAUSER A. , FROIDEVAUX J.‐C.
Published: May 2016

Twenty irone‐related constituents containing 10 to 16 C‐atoms, e.g. (I)‐(III), are identified for the first time.
ChemInform Abstract: Aminoglycoside Antibiotics ‐ Enantiomerically Pure Sporamine Building Blocks.
Authors: SEITZ B. , KUEHLMEYER R. + , WELLER T. , MEIER W. , LUDIN C. , SCHWESINGER R. , KNOTHE L. , PRINZBACH H.
Published: May 2016

Sporamine (VIII) is synthesized from the epoxide (I) via regiospecific epoxide opening, resolution of the resulting iodide (II) and transformation to the azide (VII) via nucleophilic substitution.
ChemInform Abstract: Synthesis of the Indole Nucleoside Antibiotics Neosidomycin and SF‐2140: Structural Revision of Neosidomycin.
Authors: BUCHANAN J. G. , STODDART J. , WIGHTMAN R. H.
Published: May 2016

The nucleoside antibiotics neosidomycin (VIIc) and SF‐2140 (VIIb) are synthesized as shown in the reaction scheme.
ChemInform Abstract: 6α‐(N‐Substituted‐Formamido)penicillins and Derivatives.
Authors: BROWN A. C. , GUEST A. W. , MILNER P. H.
Published: May 2016

In contrast to N‐unsubstituted formamidopenicillins, the N‐methylformamidopenicillin (I), prepared by conventional methods, decomposes only slowly in aqueous solutions and does not show any biological activities.
ChemInform Abstract: Enantiospecific Synthesis of (+)‐(R)‐6‐Ethyl‐2,3‐dihydro‐2‐methyl‐4H‐pyran‐4‐one, Sex Pheromone of the Male Swift Moth Hepialus hecta L.
Authors: DESCHENAUX P.‐F. , KALLIMOPOULOS T. , JACOT‐GUILLARMOD A.
Published: May 2016

The desired title compound (VI) is prepared by a novel and simple procedure starting from the alcohol (I).
ChemInform Abstract: Structure of Germanium Oxide on CVD Zeolites by Extended X‐Ray Absorption Fine Structure and X‐Ray Photoelectron Spectroscopy.
Authors: HIBINO T. , NIWA M. , MURAKAMI Y. , SANO M.
Published: May 2016

GeO2 is deposited at 333 K on two kinds of H‐mordenite (HM10 with Si/Al = 4.9 and HM20 with Si/Al = 10.0) by using Ge(OMe)4 as the CVD reagent and characterized by EXAFS and XPS.
ChemInform Abstract: Electrochemical Characterization of BaSn1‐xSbxO3 Perovskites.
Authors: DA SILVA PEREIRA M. I. , MELO M.‐J. B. V. , DA COSTA F. M. A. , ROSA NUNES M. , PETER L. M.
Published: May 2016

The electrochemical behavior of sintered pellets of the title mixed oxide perovskite system, obtained by heating appropriate quantities of BaCO3, SnO2, and Sb2O3 in air at 900 °C for 12 h followed by 14 h at 1200‐1300 °C, is investigated by using cyclic voltammetry and a.c.
ChemInform Abstract: Redox and Acidic Properties of the Borate Radical B(OH)· 4. A Flash Photolysis Study.
Authors: PADMAJA S. , RAMAKRISHNAN V. , RAJARAM J. , KURIACOSE J. C.
Published: May 2016

The borate radical is generated by flash photolysis of an aqueous solution of NaBO2 and K2S2O8 at pH 11.5 and characterized by absorption maxima at 590 and 650 nm.
ChemInform Abstract: Ammonia‐Hexaammine Aluminum Iodide(1/1), (Al(NH3)6)I3·NH3 ‐ Synthesis and Crystal Structure.
Authors: PETERS D. , BOCK J. , JACOBS H.
Published: May 2016

The title compound (IV), which is discussed as an educt for the AlN synthesis, is obtained using the procedure outlined in the scheme, when the excess NH3 is evaporated at temp. between 15 and 65 °C. Above 65 °C (Al(NH3)6)I3 is formed.
ChemInform Abstract: High Pressure Synthesis and Crystal Structure of Al3Au8.
Authors: RANGE K.‐J. , BUECHLER H. +
Published: May 2016

The title intermetallic phase, synthesized by melting the elements at 2 kbar in a modified Belt‐type apparatus, crystallizes in the rhombohedral system, space group R3c, Z=12.
ChemInform Abstract: Potentiometry of Mixtures: Metal Chelate Stability Constants of 1‐Hydroxy‐3‐oxapentane‐1,2,4,5‐tetracarboxylic Acid and 3,6‐Dioxaoctane‐1,2,4,5,7,8‐hexacarboxylic Acid.
Authors: MOTEKAITIS R. J. , MARTELL A. E.
Published: May 2016

A novel method is described in which potentiometric pH determinations of stability constants are made on two solutions containing mixtures of the acids (I) and (II), along with known concentrations of other ligands as minor impurities.
ChemInform Abstract: Nitrile Sulfides. Part 10. Intramolecular 1,3‐Dipolar Cycloadditions.
Authors: BROWNSORT P. A. , PATON R. M. , SUTHERLAND A. G.
Published: May 2016

The reactions given in the scheme show the results of the first study on the intramolecular 1,3‐dipolar cycloaddition of nitrile sulfides (e.g.
ChemInform Abstract: Synthetic Photochemistry. Part 51. Structure Elucidation of the Pyrolysates Formed by “Retro‐Benzilic Acid Rearrangement” of the Proto‐Photocycloadducts of Methyl 2,4‐Dioxopentanoate Olefins.
Authors: HATSUI T. , NOJIMA C. , TAKESHITA H.
Published: May 2016

During studies of the photochemical cycloadditions of the ester (I) with various olefins such as (II), the pyrolysates obtained from the proto‐photoadducts (III) are shown to be the diones (V).
ChemInform Abstract: Mechanism and Stereochemistry of Hydrogen Transfer Involving Photodeoxygenation of Sugar Esters in Hexamethylphosphoric Triamide/Water.
Authors: KLAUSENER A. , BEYER G. , LEISMANN H. , SCHARF H.‐D. , MUELLER E. + , RUNSINK J. , GOERNER H. +
Published: May 2016

Solvated electrons are formed by the photoionization of HMPA and initiate the reduction of the title compounds to give radical anions such as (I).
ChemInform Abstract: Efficient Olefin Synthesis Using the Pyrazinylsulfinyl Group.
Authors: OHTA A. , TONOMURA Y. , ODASHIMA H. , FUJIWARA N. , SHIMAZAKI M.
Published: May 2016

The pyrazinethiol (I) is coupled with the halides (II) to give the thioethers (III) which are oxidized, producing the sulfoxides (IV).
ChemInform Abstract: Synthesis of (4S,5R)‐1,4,5‐Hexanetriol and D‐Amicetose.
Authors: MARCO J. L.
Published: May 2016

Starting with the diazoketone (I), derived from L‐glutamic acid, a diastereomeric mixture of the triols (III) is formed via reduction and hydrolysis of the chloroacetyl‐γ‐lactone (II).
ChemInform Abstract: Trinacrene ‐ A Product of Structure‐Directed Synthesis.
Authors: ASHTON P. R. , ISAACS N. S. , KOHNKE F. H. , STAGNO D'ALCONTRES G. , STODDART J. F.
Published: May 2016

The synthesis of the title compound (III) (yield given in g) is accomplished in two steps involving six Diels‐Alder reactions.
ChemInform Abstract: Synthesis of a Conformationally Restricted Tryptamine Analog via an Improved Reduction of a Derivative of Uhle′s Ketone.
Authors: TAYLOR E. W.
Published: May 2016

The known β‐keto acid (I) is reduced and N‐deprotected by consecutive treatment with triethylsilane in trifluoroacetic acid and hydrazine, yielding the tetrahydrobenzindolecarboxylic acid (II).
ChemInform Abstract: Halogenation of 2‐Hydroxynicotinic Acid.
Authors: GERO T. W. , JAQUES L. W. , MAYS R. P. , REID D. H. , SHAMBLEE D. A. , LO Y. S.
Published: May 2016

Treatment of 2‐hydroxynicotinic acid (I) with sodium hypochlorite generated in situ in aqueous sodium hydroxide yields the 5‐halo derivatives (II).
ChemInform Abstract: Synthesis of Some 1‐Aryl‐1,4‐dihydro‐4‐oxoquinoline‐3‐carboxylic Acids and Their Antibacterial Activity.
Authors: RADL S. , ZIKAN V.
Published: May 2016

A variety of title compounds are prepared via the ester (IIIa), which is obtained by direct arylation of the oxoquinoline (I), and subsequent derivatization.
ChemInform Abstract: Crystallographic Evidence of Stereoselective exo‐Cycloaddition for 1,3‐Dipolar Reaction of 3,5‐Dimethylpyridine N‐Oxide with N‐Substituted Maleimides and Some Comments.
Authors: HARANO K. , MATSUOKA T. , ETO M. , MATSUZAKI T. , HISANO T.
Published: May 2016

3,5‐Dimethylpyridine N‐oxide (I) and N‐butylmaleimide (II) primarily form an exo‐cycloadduct which rearranges to give the endo‐cycloadduct (III).
ChemInform Abstract: Ligand Exchange and Reduction Reactions of Oxochromate(V) Complexes: Characterization of the Common Chromium(V) Intermediates in the Reductions of Chromium(VI) and of trans‐Bis(2‐ethyl‐2‐hydroxybutanoato(2‐))oxochromate(V) by Oxalic Acid.
Authors: FARRELL R. P. , JUDD R. J. , LAY P. A. , BRAMLEY R. , JI J.‐Y.
Published: May 2016

Cr(V) intermediates play an important role in the mechanisms of Cr(VI) oxidations used in organic chemistry and are implicated as the active carcinogens in Cr(VI)‐induced cancers.
ChemInform Abstract: Preparation and Structure of the Dimolybdenum(III) Compound Mo2Cl6(PEt3)4. An Anomaly in Metal‐Metal‐Bonded Edge‐Sharing Bioctahedral Compounds.
Authors: MUI H. D. , POLI R.
Published: May 2016

The title complex (III) (space group Pnma, Z=4) is obtained according to the scheme and characterized by X‐ray structure analysis.
ChemInform Abstract: Synthesis, Structure, and Reactivity of Zerovalent Group 6 Metal Pentacarbonyl Aryl Oxide Complexes. Reactions with Carbon Dioxide.
Authors: DARENSBOURG D. J. , SANCHEZ K. M. , REIBENSPIES J. H. , RHEINGOLD A. L.
Published: May 2016

The synthesis of the title compounds (III) occurs according to the scheme.
ChemInform Abstract: Synthesis, Structure, and 31P NMR Spectra of Mo2W2Cl8(PR3)4 Rectangular Clusters.
Authors: CARLIN R. T. , MCCARLEY R. E.
Published: May 2016

The new title compounds are prepared by cycloaddition reactions of the air‐sensitive tetracarboxylate derivative (I).
ChemInform Abstract: Reactivity of the α‐Ketoacyl Ligand in Cp′(L)(NO)Mn‐C(O)C(O)Tol with Electrophiles, Nucleophiles, and Alkynes.
Authors: BASSNER S. L. , SHERIDAN J. B. , KELLEY C. , GEOFFROY G. L.
Published: May 2016

The reactivity of the α‐ketoacyl complexes (I) and (VII) is explored.
ChemInform Abstract: Bioinorganic Model Complexes for Metalloproteins of Iron(III): Syntheses, Crystal Structures, and Magnetism of the Binuclear Complexes (L2FeIII 2(μ‐O)(μ‐SO4)2)·3 H2O and (L2FeIII 2(μ‐O)(μ‐SO3)2)·5/3 NaClO4·(H2O)3.67 (L: N,N′,N′′‐Trimethyl‐1,4,7‐triazacyclononane).
Authors: WIEGHARDT K. , DRUEEKE S. + , CHAUDHURI P. , FLOERKE U. + , HAUPT H.‐J. , NUBER B. , WEISS J.
Published: May 2016

The triamine‐Fe trichloride (I) reacts with Na sulfate (II) in aqueous solution to give the trihydrate of the μ‐oxo‐bis(μ‐sulfato) complex (III) (space group Pnma, Z=4).
ChemInform Abstract: Intramolecular Conversion of an Azoalkane Ligand to Two Nitrene Ligands on a Triiron Cluster.
Authors: WUCHERER E. J. , TASI M. , HANSERT B. , POWELL A. K. , GARLAND M.‐T. , HALET J.‐F. , SAILLARD J.‐Y. , VAHRENKAMP H.
Published: May 2016

Azoalkanes react with iron carbonyl compounds to yield the μ‐η2‐products (III) and μ3‐η2‐compounds (V).
ChemInform Abstract: Esterification of Amino Acids as Their 2,2‐Bis(ethoxycarbonyl)vinyl Derivatives.
Authors: ALAIZ M. , GIRON J. , HIDALGO F. J. , DE LA MAZA M. P. , MILLAN F. , ZAMORA R. , VIOQUE E.
Published: May 2016

The 2,2‐bis(ethoxycarbonyl)vinyl group is a new protection group for the amino function in amino acids and is introduced by treatment of the amino acids, e.g. (I), with the ethoxymethylenemalonate (II).
ChemInform Abstract: Organometallic Vapor Phase Epitaxy of InP Layers Using the New Precursor Methylcyclopentadienylindium
Authors: STARING E. G. J. , MEEKES G. J. B. M.
Published: May 2016

is studied in order to eliminate problems observed during the growth of InP layers using Me3In and PH3 as precursors (i.e., side reactions, incorporation of carbon).
ChemInform Abstract: Ab initio SCF Studies of the Electronic Structures of Halogen Nitrates. Part 2. FNOx (x = 1, 2, 3).
Authors: MORRIS V. , WALKER G. A. , JONES P. , CAO Y. , BHATIA S. C. , HALL J. H. JUN.
Published: May 2016

The SCF calculations using 4‐31G, 6‐31G*/MP2, and PDZ/MP2 basis sets predict the relative stability for FNO2 isomers to be FNO2 > cis‐FONO > trans‐FONO.
ChemInform Abstract: Electrochemically Enhanced High Tc Superconductor Single‐Crystal Flux Growth.
Authors: GARZON F. , RAISTRICK I.
Published: May 2016

The availability of structurally homogeneous orthorhombic YBa2Cu3O7‐x single crystals is crucial for the successful characterization of the anisotropic physical behavior of this high Tc superconductor.
ChemInform Abstract: Luminance Improvement of Red‐Emitting CaS:Eu Thin Film Electroluminescent Cells Prepared by Electron Beam Evaporation.
Authors: ONISAWA K. , TAGUCHI K. , FUYAMA M. , TAMURA K. , ABE Y. , ONO Y. A. , YAMAMOTO H.
Published: May 2016

A further improvement of the luminance of the title EL cells can be achieved by increasing the deposition rate of the phosphor layer by using the electron beam evaporation technique.
ChemInform Abstract: Photo‐ and Electroluminescence (PL, EL) on n‐TiO2 in an Electrochemical Cell.
Authors: SMANDEK B. , GERISCHER H.
Published: May 2016

PL and EL are investigated on n‐TiO2 in aqueous electrolyte solutions.
ChemInform Abstract: Glass‐Forming Region and Some Properties of the Glasses from the System Se‐Te‐Ag.
Authors: MITKOVA M. , BONCHEVA‐MLADENOVA Z.
Published: May 2016

The glass‐forming region of the title ternary system is concentrated in narrow boundaries near 100 at.% Se and comprises concentrations of 38 at.% Te and 17 at.% Ag.
ChemInform Abstract: Evidence for Hole Injection from O2(1δ) into p‐Si.
Authors: GRAETZEL M. + , FREI H.
Published: May 2016

Based on the photocurrent spectrum (520‐700 nm) and photocurrent vs.
ChemInform Abstract: The Influence of pH, Temperature and Surface Pretreatments on the Stability of Passive Films Formed on Sanicro 28 and 5R60 Stainless Steels in Aqueous Chloride Solutions
Authors: CARROLL W. M. , WALSH T. G.
Published: May 2016

is studied by long‐term (> 60 min) potentiostatic tests.
ChemInform Abstract: A New Oxoiridate(IV), Ba7Ir6O19
Authors: LANG C. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

, is obtained by reacting BaCO3 and Ir in a BaCl2 flux (1:1; 1000‐1100 °C, 3 months; ZrO2 crubible; in air).
ChemInform Abstract: Reaction of O,S‐Acetals and Phosphites in the Presence of Lewis Acids: Chemoselectivity in the Cleavage of the Acetals.
Authors: HAN D. I. , KIM D. Y. , OH D. Y.
Published: May 2016

A mixture of the products (III) and (IV) or pure products are formed in the reaction of the title acetals (I) with phosphites, e.g. (II).
ChemInform Abstract: Asymmetric (2 + 2)Cycloaddition Reaction Catalyzed by a Chiral Titanium Reagent.
Authors: HAYASHI Y. , NARASAKA K.
Published: May 2016

The addition of a chiral titanium complex to the reaction mixture of the N‐acryloyloxazolidinones (I) and the ketene dithioacetal (II) results in almost complete suppression of Michael addition reaction in favour of (2 + 2)cycloaddition, yielding the optically active cyclobutanes (III).
ChemInform Abstract: Unusual “Lewis Acid” Effect on the Photodimerization of 4,5′,8‐Trimethylpsoralen(TMP) (I).
Authors: SHIM S. C. , LEE S. S.
Published: May 2016

Photodimerization of (I) leads to the major pyrone‐furan cis‐syn dimer (II) (quantum yield Φ = 1.0 · 10‐2) and the minor pyrone‐pyrone trans‐anti dimer (III) (Φ = 7.6 · 10‐3).
ChemInform Abstract: Oxidation of Benzoic Acid to Phenol in the Vapor Phase. Part 2. Copper Catalysts.
Authors: STOLCOVA M. , HRONEC M. , ILAVSKY J.
Published: May 2016

The most efficient Cu‐catalyst (84% selectivity) contains Bi and Cd or Pb promoters.
ChemInform Abstract: A Facile Conversion of Alkenes to Alcohols with Benzyltriethylammonium Borohydride‐Chlorotrimethylsilane.
Authors: BASKARAN S. , GUPTA V. , CHIDAMBARAM N. , CHANDRASEKARAN S.
Published: May 2016

Consecutive treatment of the alkenes (I) and (IV) with benzyltriethylammonium borohydride/chlorotrimethylsilane and aqueous potassium carbonate yields the alcohols (II) or (V) and (VI) as the main products.
ChemInform Abstract: Reaction of N‐Phenylthioglycolamide with Acetylacetylenes and Methyl Propiolate.
Authors: KARNAUKHOVA R. V. , NAKHMANOVICH A. S. , ELOKHINA V. N. , KALIKHMAN I. D.
Published: May 2016

The addition reactions between the amide (I) specified in the title and the acylacetylenes (IIa) and (IIb) or methyl propiolate (IIc) afford the adducts (IIIa)‐(IIIc); the reaction between (I) and the 1‐bromo‐2‐acylacetylenes (IV) yields the α‐keto ketene mercaptals (V).
ChemInform Abstract: Phenoxythioacetamides as Additives to Lubricating Oils.
Authors: KULIEV A. B. , ABDULLAEVA M. I. , AKHADOV N. O.
Published: May 2016

The title compounds (V) are found to be highly effective anticorrosives.
ChemInform Abstract: Imination of Thio Compounds. Part 30. Arylsulfonylimination of the Sodium Salts of Diethoxycarbonylmethyl Aryl Sulfides.
Authors: KOVAL' I. V. , PANASENKO T. G.
Published: May 2016

Treatment of the diethoxycarbonylmethyl aryl sulfides (I) with NaOMe generates a carbanion which is stabilized by mesomeric distribution of the negative charge between the sulfur atom and the ester groups.
ChemInform Abstract: 3,4‐Benzotropone: Generation, Spectroscopic Characterization, and Reactions.
Authors: OHKITA M. , TSUJI T. , NISHIDA S.
Published: May 2016

Photolysis of the dihydrocyclopentacyclobutabenzenone (I) results in valence isomerization to give a mixture of the mesomers (IIA) and (IIB).
ChemInform Abstract: One‐Pot Synthesis of Homochiral Aziridines and Amino Alcohols from Homochiral 1,2‐Cyclic Sulfates.
Authors: LOHRAY B. B. , GAO Y. , SHARPLESS K. B.
Published: May 2016

The cyclic sulfates (II), prepared from the diols (I), are cleaved with lithium azide (III) to yield the intermediate β‐azido sulfates (IV) which are reduced, forming the aziridines (V).
ChemInform Abstract: Aziridine‐Azirine Transformation by 1,2‐Elimination via an Aziridinyl Carbanion Intermediate.
Authors: ATKINSON R. S. , KELLY B. J.
Published: May 2016

The aminoquinazolinone (I) reacts with lead tetraacetate (II) to give the hydroxylamine O‐acetate (III) which is coupled with the α‐silylstyrene (IV) to form the aziridine (V).
ChemInform Abstract: Preparation of β‐Lactams (IIb) ‐ (IId) from β‐Amino Acids (I) with Bis‐(2‐pyridyl) Sulfite.
Authors: KIM S. , YI K. Y. , NAMKUNG J.‐Y.
Published: May 2016

(IId) from B‐Amino Acids (I) with Bis‐(2‐pyridyl) Sulfite.
ChemInform Abstract: Indoloquinones from Azomethine Ylides via the 4‐Oxazoline Route.
Authors: VEDEJS E. , DAX S. L.
Published: May 2016

The lactone (I) reacts with the isonitrile (II) to give the intermediate (III) which cyclizes, forming the oxazole (IV).
ChemInform Abstract: Cyclization of Allyl Silanes. A Novel Approach to 2‐Azabicyclo(3.3.0)octanes.
Authors: GRAMAIN J.‐C. , REMUSON R.
Published: May 2016

The hydroxypyrrolidinones (IV) and ethoxypyrrolidines (XII), prepared from the succinimides (I) or 1‐trimethylsilyl‐2‐pyrrolidone (VII) via coupling with the allylic iodide (II) and reduction, undergo acid‐catalyzed cyclization to give the methyleneazabicyclooctanes (V) or (XIII).
ChemInform Abstract: Synthesis, Properties and Application of Ethers Derived from 4‐Hydroxymethyl‐1,3‐dioxolane.
Authors: TEREGULOVA G. T. , ROL'NIK L. Z. , ZLOTSKII S. S. , RAKHMANKULOV D. L. , SILISHCHEV N. N. , SOKOLOVA T. A. , KHAZIPOV R. KH.
Published: May 2016

The title compounds (III) are tested for their inhibitory activity towards the sulfate‐reducing bacteria Desulfovibrio desulfuricans.
ChemInform Abstract: Synthesis of Five‐Membered Nitrogen Heterocycles Substituted with a Trifluoromethyl Group.
Authors: QUINZE K. , LAURENT A. , MISON P.
Published: May 2016

The rearrangement of the N‐substituted (trifluoromethyl)aziridines (I) is accomplished by treatment with sodium iodide or mineralic acid or by thermolysis to give the oxazolines (II), (V), the acyclic amides (III), or the oxazolidinones (IV) or (VI).
ChemInform Abstract: The Formation of 2,3‐Disubstituted Thiazolidin‐4‐ones from S‐α′‐Aminomercaptoacetic Acid Derivatives.
Authors: TIERNEY J.
Published: May 2016

Kinetics of the first order cyclization (III)‐(IV) (10 examples) are obtained over the temp. range 333‐383 K (almost no effects of solvents of varying dielectric constants; Arrhenius parameters, mechanism).