bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Metallation of Aliphatic Carbon Atoms. Part 5. Synthesis and Characterization of the Cyclopalladated Complexes of 2‐(Trimethylsilyl)pyridine and Their Dynamic Behavior Observed by Proton Nuclear Magnetic Resonance Spectroscopy.
Authors: FUCHITA Y. , NAKASHIMA M. , HIRAKI K. , KAWATANI M. , OHNUMA K. 
Published: May 2016

Abstract2‐(Trimethylsilyl)pyridine (II) reacts with Pd(II) acetate (I) to give the acetato‐bridged binuclear cyclopalladated complex (III).
ChemInform Abstract: Synthesis and Photoisomerization of 5‐Methyl‐5‐vinyl‐1,3‐cyclopentadiene.
Authors: BURGER U. , PAMINGLE‐CRISTOFORETTI E. , BRINGHEN A. O. 
Published: May 2016

AbstractThe remarkably stable title compound (V) is irradiated with light of wavelength 254 nm and 350 nm (sensitized).
ChemInform Abstract: Peri Fluoro Steric Effects: Syntheses and Comparative Acid‐Catalyzed Isomerization of the 8‐, 9‐, and 11‐Fluoro‐1,2,3,4‐tetrahydro‐7,12‐dimethylbenz(a)anthracenes to exo‐Methylene Tautomers.
Authors: WITIAK D. T. , GOSWAMI S. , MILO G. E. 
Published: May 2016

AbstractThe fluorobenzanthracene derivative (XI) is prepared via the oxazoline (III), the lactone (V), and the anthraquinone (IX) as shown in the reaction scheme.
ChemInform Abstract: Synthesis of Indoles from Pyridinium Salts. Part 4. Application of Ketimines in the Synthesis of Indoles from 3‐Nitropyridinium Salts.
Authors: YUROVSKAYA M. A. , AFANAS'EV A. Z. , CHERTKOV V. A. , GIZATULLINA E. M. , BUNDEL' YU. G. 
Published: May 2016

AbstractThe 3‐nitropyridinium salts (I) are coupled with the acetone imine (II) to give the indoles (III).
ChemInform Abstract: Organo‐Arsenic Compounds with an As=N Bond. Part 9. Synthesis, Properties, and Structure of Diaminoarsonium Chlorides.
Authors: KOKOREV G. I. , LITVINOV I. A. , NAUMOV V. A. , YAMBUSHEV F. D. 
Published: May 2016

AbstractThe diaminoarsonium chloride (III), prepared from the trichloroarsorane (I) and tert‐butylamine (II), is hydrolyzed to produce (II), its hydrochloride (V), and diphenylarsinic acid (IV).
ChemInform Abstract: Nucleoside Peptides. Part 9. Synthesis of Peptide Derivatives of Sangivamycic Acid and Deaminosangivamycic Acid.
Authors: RAMASAMY K. , ROBINS R. K. , REVANKAR G. R. 
Published: May 2016

AbstractA series of amino acid and peptide conjugates of the title acids is prepared in which the peptide linkage is on the carboxylic group of the aglycon moiety.
ChemInform Abstract: Temperature Dependence of the Rate Constant and Product Channels for the BrO + ClO Reaction.
Authors: HILLS A. J. , CICERONE R. J. , CALVERT J. G. , BIRKS J. W. 
Published: May 2016

AbstractThe rate constant of the title reaction is measured over the temp. range 241‐408 K under pseudo‐first‐order conditions, ((ClO) ≫ (BrO)), using discharge‐flow mass spectrometry.
ChemInform Abstract: Free Radical Reactions Initiated by Organocobalt Complexes. A New Method for the Degradation of Carboxylic Acids to Functionalized nor‐Alkanes via Acylcobalt Salophen Intermediates.
Authors: PATEL V. F. , PATTENDEN G. 
Published: May 2016

AbstractAcylcobalt salophen complexes such as (I), (IV), or (IX) are prepared from the corresponding acyl chlorides or anhydrides.
ChemInform Abstract: ((CH3)5C5)2Th(CH3)2 Surface Chemistry and Catalysis. Direct NMR Spectroscopic Observation of Surface Alkylation and Ethylene Insertion/Polymerization on MgCl2.
Authors: HEDDEN D. , MARKS T. J. 
Published: May 2016

AbstractUnder anhydrous and anaerobic conditions MgCl2 is prepared from Bu2Mg and HCl.
ChemInform Abstract: Synthesis, 119Sn‐NMR, and Moessbauer Studies and Bioassay Data of O‐Tricyclohexylstannyl Derivatives of Substituted 8‐Hydroxyquinolines.
Authors: BLUNDEN S. J. , PATEL B. N. , SMITH P. J. , SUGAVANAM B. 
Published: May 2016

AbstractThe hydroxyquinolines (I) react with the tin hydroxide (II) under azeotropic conditions to form the stannyloxy compounds (III).
ChemInform Abstract: Synthesis and Characterization of Monothiocarbamates and Monothioacetylacetonates of Bismuth(III) and Antimony(III).
Authors: SRIVASTAVA D. K. , SINGH R. P. , GUPTA V. D. 
Published: May 2016

AbstractThe title compounds (I) and (II) are prepared by 1:3 molar reaction of BiCl3 and SbCl3 with diethylammonium N,N'‐diethylthiocarbamate, potassium pyrrolylthiocarbamate, and sodium monothioacetylacetonate.
ChemInform Abstract: Synthesis, Characterization and Catalytic Oxidations of Oxovanadium(IV), Oxotitanium(IV) and Dioxomolybdenum(VI) Complexes with Chiral Imines of L‐Amino Acids.
Authors: CASELLA L. , GULLOTTI M. , PINTAR A. , COLONNA S. , MANFREDI A. 
Published: May 2016

AbstractThe vanadium complexes are prepared by a known method and the other title compounds by reacting the corresponding oxometal acetylacetonates with the partially preformed Schiff base ligands in aqueous‐alcoholic medium at reflux temperature.
ChemInform Abstract: Synthesis and Characterization of Cr, Mo and W Carbonyl Complexes of Bis(2‐(diphenylphosphino)ethyl)benzylamine.
Authors: REDDY V. V. S. 
Published: May 2016

AbstractA mixture of the isomeric complexes mer‐(I) and fac‐(II) is obtained by the reaction of the tridentate ligand with Cr(CO)6 and Mo(CO)6 in toluene and with W(CO)6 in xylene.
ChemInform Abstract: Preparation and Physico‐Chemical Studies of Some Chloride and Alkoxide Isopropoxymetallates of Cobalt(II) Containing (Al(OiPr)4)‐, (Zr2(OiPr)9)‐ and (M(OiPr)6)‐ Units (M: Nb or Ta).
Authors: DUBEY R. K. , SINGH A. , MEHROTRA R. C. 
Published: May 2016

AbstractThe chloro‐Co(II) isopropoxometallates (III), (IVa), and (Va) are prepared by equimolar reaction of Co(II) chloride (I) with the lithium aluminate (II) or the corresponding potassium metallates in refluxing isopropanol.
ChemInform Abstract: Syntheses, Structures and Ligand Dissociation Kinetics of Vitamin B12 Model Compounds with Exceptionally Poor Electron Donating Groups, LCo(DH)2CHX2 (X: Cl or Br).
Authors: CHEN Q. , MARZILLI L. G. , BRESCIANI‐PAHOR N. , RANDACCIO L. , ZANGRANDO E. 
Published: May 2016

AbstractThe syntheses of the title compounds (IV) and (VII) are reported.
ChemInform Abstract: Binuclear Complexes of the Ligand 3,6‐Bis(2‐pyridylthio)pyridazine Involving Homo‐ and Heterodiatomic Binuclear Centers (Cu‐Cu, Cu‐Co, Cu‐Zn). Crystal Structure of Bis(μ‐3,6‐bis(2‐pyridylthio)pyridazine‐N1,μ‐N2,μ‐N3,N4)(μ‐chloro)di# copper(II) Triperchlorate‐Acetonitrile.
Authors: MANDAL S. K. , THOMPSON L. K. , GABE E. J. , CHARLAND J.‐P. , LEE F. L. 
Published: May 2016

AbstractThe binuclear complexes (IIIa) and (IIIb) triply‐bridged by the title ligand and chloride are synthesized according to the scheme.
ChemInform Abstract: Stable Pentaammineruthenium(III) Complexes of Reductic Acids: Synthesis, Linkage Isomers, and Autoxidation Kinetics.
Authors: BRYAN D. M. , PELL S. D. , KUMAR R. , CLARKE M. J. , RODRIGUEZ V. , SHERBAN M. , CHARKOUDIAN J. 
Published: May 2016

AbstractStable monodentate complexes (I) of the acids are prepared starting with the corresponding chloro‐complex.
ChemInform Abstract: Structure and Magnetic Properties of the LaCo8P5‐Type Compounds PrCo8P5 (I) and EuCo8P5 (II).
Authors: REEHUIS M. , JEITSCHKO W. , MOERSEN E. + , MUELLER‐WARMUTH W. + 
Published: May 2016

AbstractThe new title compounds (I) and (II) are prepared by annealing mixtures of the elements in a tin flux (880 °C, 7d, evacuated silica tubes).
ChemInform Abstract: A Double Triphosphate of Manganese(III) and Cesium.
Authors: LYUTSKO V. A. , PAP O. G. , PRISEDSKAYA T. I. 
Published: May 2016

AbstractThe reactions proceeding between 570 and 770 K in the system Mn2O3‐Cs2O‐P2O5‐H2O are investigated.
ChemInform Abstract: Structure of N‐Methylenecarbamates: Crystal Structure Analysis, Spectroscopic Investigation, and Quantum Mechanical Calculations.
Authors: WUERTHWEIN E.‐U. + , KUPFER R. , MEIER S. , KRESTEL M. , ALLMANN R. 
Published: May 2016

AbstractThe new carbamate (I) is prepared by condensation of the appropriate methyleneamine with phenyl chloroformate in hexane (yield 81%, space group Pna21).
ChemInform Abstract: A New Method for Regioselective Introduction of Trifluoromethyl Groups into Heteroarenes. Part 3. Formation of Linearly and Angularly Coupled Ring Systems and Synthesis of Ring‐Fused Trifluoromethyl‐1,3‐azoles.
Authors: BURGER K. , GEITH K. , HUEBL D. + 
Published: May 2016

Abstract4,4‐Bis(trifluoromethyl)‐substituted hetero‐1,3‐dienes containing a heterocyclic moiety are cyclized upon treatment with tin(II) chloride, forming heterocyclic substituted azoles such as (II), (IV), or (VI).
ChemInform Abstract: 5‐Substituted 6‐Amino‐2,3‐dihydroimidazo(2,1‐b)thiazoles and 2‐Amino‐5,6‐dihydrothiazolo(3,2‐b)‐1,2,4‐triazole.
Authors: IWATA C. , WATANABE M. , OKAMOTO S. , FUJIMOTO M. , SAKAE M. , KATSURADA M. , IMANISHI T. 
Published: May 2016

AbstractAlkylation of 2‐(cyanimino)thiazolidine (I) under basic conditions yields the 3‐alkyl derivatives (III) which cyclize upon treatment with sodium ethoxide, forming the imidazothiazole derivatives (IV).
ChemInform Abstract: Metal‐Oxo Photooxidants: Photochemical Oxidation of Hydrocarbons by trans‐Dioxo Complexes of Ruthenium(VI) and Osmium(VI).
Authors: YAM V. W.‐W. , CHE C.‐M. , TANG W.‐T. 
Published: May 2016

AbstractRuthenium(VI) or osmium(VI) dioxo complexes are employed in the photooxidation of the alkenes (I) or (III) to give the exo‐epoxide (II) or a mixture of cyclohexen‐2‐one (IV), cyclohexen‐2‐ol (V), and cyclohexene epoxide (VI).
ChemInform Abstract: Addition of 1‐Lithio‐1‐(phenylthio)alkanes to 2‐(N‐Methylanilino)acrylonitrile: An Easy Access of 3‐(Phenylthio)ketones and 2‐Enones.
Authors: AHLBRECHT H. , IBE M. 
Published: May 2016

AbstractReaction of the 1‐lithio sulfides (I) with 2‐(N‐methylanilino)acrylonitrile (II) yields the adducts (III) which are alkylated with the halides (VI).
ChemInform Abstract: Special Reactions of α,β‐Unsaturated Ketones. Part 1. Dimerization of 2‐Benzylidene‐1‐indanone in the Presence of Strong Bases.
Authors: WENDELIN W. , SCHERMANZ K. , BREITMAIER E. 
Published: May 2016

AbstractHeating of the indanone (II) with guanidine carbonate or thiourea yields not the expected indenopyrimidines, but ‐ without consumption of guanidine or thiourea ‐ the dimer (I).
ChemInform Abstract: Oxidative Conversion of β‐Hydroxy Selenides to Epoxides and Ketones with meta‐Chloroperbenzoic Acid.
Authors: UEMURA S. , OHE K. , SUGITA N. 
Published: May 2016

AbstractCoupling of the aldehyde (Ia) and the ketones (Ib) ‐ (Id) with phenylselenomethyllithium (II) yields the hydroxy selenides (III) which produce the epoxides (IVa) and (IVb) or the ketones (Vc) and (Vd) upon treatment with a peracid.
ChemInform Abstract: Nonpeptide Mimetics of β‐Turns: A Facile Oxidative Intramolecular Cycloaddition of an Azodicarbonyl System.
Authors: KAHN M. , WILKE S. , CHEN B. , FUJITA K. 
Published: May 2016

AbstractWith the view to synthesizing conformationally restricted nonpeptide mimetics for the investigation of the relationship between peptide structure and function, the compound (IX) is prepared as shown in the scheme.
ChemInform Abstract: Benzocrown Derivatives as Ionophores for Alkali Cations. Part 1. Synthesis of Urethane‐ and Urea‐Linked Mono‐ and Bis‐Crown Ethers.
Authors: TOKE L. , BITTER I. , AGAI B. , CSONGOR E. , TOTH K. , LINDNER E. , HORVATH M. , HARFOUCH S. , PUNGOR E. 
Published: May 2016

AbstractThe reaction of the isocyanates (I) with a series of mono‐ and bifunctional alkohols and amines such as (II) and (IV) yields the corresponding mono‐ and bisbenzocrown ethers of type (III) and (V), respectively (24 monoethers and 20 bisethers on the whole).
ChemInform Abstract: Reactions of Mesoionic Five‐Membered Heterocycles with o‐Quinoid Compounds. Part 7. Thermal (π4 + π4)Cycloadditions of a Bicyclic Imidazolo(1,2‐c)thiazole System.
Authors: FRIEDRICHSEN W. , KOENIG B.‐M. + , DEBAERDEMAEKER T. 
Published: May 2016

AbstractThe imidazolothiazole (IV) is prepared starting from the readily available thiazole (I) via the intermediate (II).
ChemInform Abstract: The Condensation Products of 2‐Chloro‐3‐formylquinolines with o‐Aminothiophenol.
Authors: TORRINI I. , ZECCHINI G. P. , PARADISI M. P. 
Published: May 2016

AbstractTreatment of the chloroformylquinolines (I) and 2‐aminothiophenol (II) with potassium carbonate results in cyclization, producing the quinobenzothiazepines (III).
ChemInform Abstract: 1,2‐Shift of a Trimethylsilyl Group to a Vinylic Cation: Synthesis of Silylated Conjugated Dienes from 1,4‐Bis(trimethylsilyl)‐2‐alkynes.
Authors: PORNET J. 
Published: May 2016

AbstractAlkylation of the Li‐salt of the propargylic silanes (I) with iodomethyltrimethylsilane (II) gives the bis(trimethylsilyl)alkynes (III).
ChemInform Abstract: Complexes of Lanthanoid Salts with Macrocyclic Ligands. Part 32. Synthesis and Characterization of the Complexes Between Lanthanoid Nitrates and a Tetraoxadiaza Macrocycle.
Authors: JIN L. , PLANCHEREL D. , BUENZLI J.‐C. G. + 
Published: May 2016

AbstractDehydrated lanthanoid nitrates react with the six‐dentate macrocycle L in refluxing acetonitrile to give the dodeca‐coordinate 1:1 complexes (I) and the ionic 4:3 complexes (II) containing deca‐coordinate cations.
ChemInform Abstract: Organotin Biocides. Part 12. Synthesis and Structural Characterization of Organotin Derivatives of 3‐Indolylacetic Acid, Including the Crystal Structure of Tributylstannyl 3‐Indolylacetate and Tricyclohexylstannyl N‐Methyl‐3‐indolylacetate.
Authors: MOLLOY K. C. , PURCELL T. G. , MAHON M. F. , MINSHALL E. 
Published: May 2016

AbstractThe indolylacetic acids (I) react with the stannyl hydroxides (II) to yield the organotin compounds (III).
ChemInform Abstract: Synthesis, ESR Studies, Band Electronic Structure, and Superconductivity in the (BEDT‐TTF)2M(NCS)2 System (M: Cu, Ag, Au).
Authors: CARLSON K. D. , GEISER U. , KINI A. M. , WANG H. H. , MONTGOMERY L. K. , KWOK W. K. , BENO M. A. , WILLIAMS J. M. , CARISS C. S. , CRABTREE G. W. , WHANGBO M.‐H. , EVAIN M. 
Published: May 2016

AbstractThe title salts (BEDT‐TTF: bis(ethylenedithio)tetrathiafulvalene) are prepared by electrocrystallization by use of different solvents, different current densities and different sources of anions (CuSCN/KSCN/18‐crown‐6; ((PPh3)2N) (Cu(SCN)2), CuSCN/(Bu4N)SCN; AgSCN/KSCN/18‐crown‐6; ((PPh3)2N) (Au(SCN)2)) (tab.).
ChemInform Abstract: Regiospecific Ene‐Reaction of Benzenesulfinyl Chloride with Linear Isoprenoids.
Authors: VESELOVSKII V. V. , DRAGAN V. A. , MOISEENKOV A. M. 
Published: May 2016

AbstractThe dienes or trienes (I) are coupled with benzenesulfinyl chloride (II) to give regiospecifically the labile allyl sulfoxides (III) which are transformed into the allyl alcohols (IV).
ChemInform Abstract: Diantimony Tetraoxides Revisited.
Authors: AMADOR J. , GUTIERREZ PUEBLA E. , MONGE M. A. , RASINES I. , RUIZ VALERO C. 
Published: May 2016

AbstractUntwinned crystals of α‐Sb2O4 (I) and β‐Sb2O4 (II) are grown for the first time.
ChemInform Abstract: X‐Ray and NMR Study on Cerium(III) and Magnesium(II) Perchlorate Solutions.
Authors: CAMINITI R. , CERIONI G. , CRISPONI G. , CUCCA P. 
Published: May 2016

AbstractStructural information on the complex formation between Ce(III) and the ClO4‐ group and on ClO4‐‐H2O interactions are obtained from X‐ray scattering measurements and 35Cl NMR spectroscopy of metal‐perchlorate solutions.
ChemInform Abstract: First X‐Ray Crystal Structures of Nickel(II)‐Oxocyclam Complexes. Effects of the Deprotonated Amide and of an Intramolecular Pendant Pyridine on the Cyclam Ligand Field.
Authors: KIMURA E. , KOIKE T. , NADA H. , IITAKA Y. 
Published: May 2016

AbstractThe square‐planar, low‐spin Ni(II) complex (I) and the octahedral, high‐spin Ni(II) complex (II) are prepared from Ni sulfate, the corresponding 14‐membered oxocyclam ligand and NaClO4.
ChemInform Abstract: Reactions of MCl5 (M = Nb or Ta) with Excess PhLi: Structural Characterization of Bisbenzyne/Polyphenyl Derivatives of Niobium and Tantalum.
Authors: BARTLETT R. A. , POWER P. P. , SHONER S. C. 
Published: May 2016

AbstractThe title complexes (I) and (II) are prepared by a modified literature method.
ChemInform Abstract: Inversion of Configuration on α‐Furylic Chirality Center. An Unusual Course of Mitsunobu Reaction.
Authors: JURCZAK J. , PIKUL S. , RACZKO J. 
Published: May 2016

AbstractIn contrast to the furan (I), its syn isomer (III) is not directly available from 2,3‐O‐isopropylidene‐D‐glyceraldehyde.
ChemInform Abstract: Bis(trimethylstannyl)benzopinacolate‐Mediated Intermolecular Free‐Radical Carbon‐Carbon Bond‐Forming Reactions: A New One‐Carbon Homologation.
Authors: HART D. J. , SEELY F. L. 
Published: May 2016

AbstractThe tin‐radical‐mediated reaction of compounds such as (I) with the aldoxime ether (XIV) as addend affords products such as (II).
ChemInform Abstract: Utilization of Basic Alumina in a One‐Pot Synthesis of 1,4‐Diketones, 1,4,7‐Triketones, and Dihydrojasmone by Conjugate Addition of Nitroalkanes to Enones.
Authors: BALLINI R. , PETRINI M. , MARCANTONI E. , ROSINI G. 
Published: May 2016

AbstractCoupling of the primary nitroalkanes (I) with the α,β‐unsaturated ketones (II) in the presence of neat basic alumina, followed by oxidation with hydrogen peroxide gives the 1,4‐diketones (III).
ChemInform Abstract: 1‐Acetyl‐5‐aryl‐3‐((Substituted‐indol‐3‐ylmethyleneamino)phenyl)‐4‐pyrazolines as Antiinflammatory Agents.
Authors: KUMAR ATUL , KUMAR ASHOK , SAXENA A. K. , SHANKER K. 
Published: May 2016

AbstractThe indole‐3‐carbaldehydes (I) react with p‐aminoacetophenone (II) to yield the azomethines (III) which are coupled with the benzaldehydes (IV), forming the chalcones (V).
ChemInform Abstract: A Novel Optically Active Host: Design, Computer Graphics, Synthesis, and Diastereomeric Complex Formation in Aqueous Solution.
Authors: DHARANIPRAGADA R. , FERGUSON S. B. , DIEDERICH F. 
Published: May 2016

AbstractThe application of molecular mechanics (MM2) to the design of the novel optically active macrocyclic host (+)‐(X) is described.
ChemInform Abstract: Synthesis of 2‐Oxa‐4‐phosphonia‐1‐boratacyclohex‐5‐enes.
Authors: BALUEVA A. S. , ERASTOV O. A. 
Published: May 2016

AbstractTributylborane (I) reacts with lithium phenylacetylenide (II) and diphenylchlorophosphine (III) to give the phosphoniaboratacyclobutene (IV).
ChemInform Abstract: Isolation and Characterization of the Principal Kinetic Products in the Rothemund Synthesis of Sterically Hindered Tetraarylporphyrins. Crystal and Molecular Structures of (Tetrakis(2,6‐dichlorophenyl)porphinato)zinc(II) and Bis((meso‐2,6‐dichlorophenyl)‐5‐(o,o′‐dichlorobenzyl)dipyrromethene)zinc(II) Complexes.
Authors: WILLIAMSON M. M. , PROSSER‐MCCARTHA C. M. , MUKUNDAN S. JUN. , HILL C. L. 
Published: May 2016

AbstractThe complex (I) is prepared by the Rothemund template synthesis using pyrrole, and 2,6‐dichlorobenzaldehyde in 2,4,6‐collidine in the presence of Zn acetate.
ChemInform Abstract: Chlorination of Bis(ethylenediamine)cobalt(III) Complexes Containing Chelated N,S‐Bound (R)‐Cysteine and Cysteamine: Novel Oxidative Ring Expansion Reactions.
Authors: JACKSON W. G. , SARGESON A. M. 
Published: May 2016

AbstractExhaustive chlorine oxidation of the S center in the N,S‐bonded (R)‐cysteine and cysteamine complexes such as λ‐(I) and (IV) leads to a remarkable rearrangement involving an increase in the ring size of the original amino thiolate from five‐membered to six‐membered, concomitantly with the conversion of S‐bonded thiolate to O‐bonded sulfonate.
ChemInform Abstract: Chemistry of Ayurvedic Crude Drugs. Part 8. Shatavari‐2: Structure Elucidation of Bioactive Shatavarin‐I and Other Glycosides.
Authors: JOSHI J. , DEV S. 
Published: May 2016

AbstractThe title compound is shown to possess structure (I) by comparison with shatavarin‐IV and degradation products.
ChemInform Abstract: The Substrate Specificity of the Enzyme Amyloglucosidase (AMG). Part 2. 6‐Substituted Maltose Derivatives.
Authors: BOCK K. , PEDERSEN H. 
Published: May 2016

AbstractThe synthesis of the maltose derivatives (VII), substituted in the 6‐position, is accomplished by conventional substitution procedures from the compound (VI) which in turn is accessible starting from the maltose octaacetate (I) as outlined in the scheme.
ChemInform Abstract: Studies in the Friedel‐Crafts Reaction. Part 3. Friedel‐Crafts Reaction of 2,3‐Diarylpentanedioic Anhydride.
Authors: KHADILKAR B. M. , JOSHI U. R. , SAMANT S. D. 
Published: May 2016

AbstractThe title reaction yields the indanones (II).
ChemInform Abstract: Intramolecular Friedel‐Crafts Alkylation and Chloroalkylation of 5‐Aryl‐1,1,1‐trifluoropentan‐2‐ones. A Route to (Trifluoromethyl)dihydronaphthalenes and (Trifluoromethyl)tetrahydronaphthalenes.
Authors: BONNET‐DELPON D. , CHARPENTIER‐MORIZE M. , JACQUOT R. 
Published: May 2016

Abstract1,1,1‐Trifluoro‐5‐phenylpentan‐2‐one (Ia) is cyclized upon treatment with Lewis acids in methylene chloride to form the trifluoromethylnaphthalene derivatives (II) ‐ (IV) and (Va) depending on the nature of the acidic catalyst.
ChemInform Abstract: Nitrones and Oxaziridines. Part 36. Synthesis of Cyclic Thiohydroxamic Acids.
Authors: BLACK D. ST. C. , OOI K. L. 
Published: May 2016

AbstractA reliable and high‐yielding method is presented to transform cyclic hydroxamic acids (IV) to cyclic thiohydroxamic acids (IX)/(X) via the respective methyl ethers (VI) and (VIII).
ChemInform Abstract: A Convenient Synthesis of Novel Spiro(benzoxazole‐2′,4(1H,3′H)pyrazolo‐(5,1‐c)(1,2,4)triazines) by Ring Transformation of Novel Pyrazolo‐(1′,5′:3,4)(1,2,4)triazino(5,6‐b)(1,5)benzoxazepines.
Authors: KURASAWA Y. , OKIYAMA M. , KAMIGAKI Y. , KANOH M. , OKAMOTO Y. , TAKADA A. 
Published: May 2016

AbstractThe pyrazolotriazines (I) react with o‐aminophenol hydrochloride (II) to give the tetracyclic esters (III) and (VII) which are rearranged upon treatment with conc.
ChemInform Abstract: Contributions to the Chemistry of Silicon‐Nitrogen Compounds. Part 164. 1‐Silaisoindolinones: Structural Analogues of Saccharins and Related Compounds.
Authors: WANNAGAT U. , SCHRADER R. 
Published: May 2016

AbstractTwofold lithiation of 2‐bromobenzoic acid (I), followed by coupling with the chlorodimethylarylsilane (II), yields the 2‐silylated benzoic acid (III) which is treated with thionyl chloride to form the 2‐(chlorodimethylsilyl)benzoyl chloride (IV).
ChemInform Abstract: Structural Studies of the Interaction Between Indole Derivatives and Biologically Important Aromatic Compounds. Part 20. Specific Ring Stacking Interaction on the Tryptophan‐7‐Methylguanine System: Comparative Crystallographic Studies of Indole Derivatives‐7‐Methylguanine Base, Nucleoside, and Nucleotide Complexes.
Authors: ISHIDA T. , DOI M. , UEDA H. , INOUE M. , SCHELDRICK G. M. 
Published: May 2016

AbstractX‐Ray crystal analyses of the three model complexes (Ia) (space group P21 with Z=4), (Ib) (P21 with Z=4), and (II) (P1 with Z=1) clearly show the importance of the tryptophan residue in protein for the selective recognition of the protonated or methylated guanine base in nucleic acid.
ChemInform Abstract: Crystal Structure of the Yttrium‐Ammonium Polyphosphate, YNH4(PO3)4.
Authors: BAGIEU‐BEUCHER M. , GUITEL J.‐C. 
Published: May 2016

AbstractSingle crystals of the title compound are prepared by annealing Y2O3 and excess (NH4)2HPO4 in a graphite crucible (553 K, 1 d; 673 K, several h).
ChemInform Abstract: Gamma‐Irradiation Effect on the Catalytic Behavior of Binary Oxide Catalysts.
Authors: HASSAN E. A. , ABD EL‐SALAAM K. M. , SAID A. A. 
Published: May 2016

AbstractThe influence of γ‐irradiation on the catalytic activity of CoxFe3‐xO4 spinels (0 ≤ x ≤ 3.0) for H2O2 decomposition is studied.
ChemInform Abstract: (2 + 2)‐ and (4 + 2)Cycloaddition Reactions of 1,3‐Diazabutadienes with Diphenylketene.
Authors: LUTHARDT P. , WUERTHWEIN E.‐U. + 
Published: May 2016

AbstractThe 1,3‐diazabutadienes (I) react with diphenylketene (II) to produce the (2 + 2)cycloadducts (III).
ChemInform Abstract: Synthetic Methods. Part 23. Rearrangement of Some Hydroxamic Acids into Amides. A Self‐Condensation Leading to Disproportionation.
Authors: HASSNER A. , RUSE M. , GOTTLIEB H. E. , COJOCARU M. 
Published: May 2016

AbstractAccording to an earlier investigation the reaction between o‐nitrophenylpyruvic acid (Ia) and p‐nitroso‐N,N‐dimethylaniline (II) yields the amide (IVa).