bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: A Study of the Stereochemical Factors Involved in Multistep 1,2‐Hydride Transfers.
Authors: SORENSEN T. S. , WHITWORTH S. M. 
Published: May 2016

AbstractSynthetic routes are developed to the all‐cis‐ (VIII) and the all‐trans‐pentamethylcyclopentyl cation (V) as models to study the possibility that the rate of a single 1,2‐hydride shift within a series of multiple 1,2‐hydride shifts may depend on the overall stereochemistry associated with those shifts.
ChemInform Abstract: Photodissociation of Halonaphthalenes in Solution: Comparative Photochemistry of 1‐Iodo‐, 1‐Bromo‐, and 1‐Chloronaphthalenes.
Authors: HASELBACH E. , ROHNER Y. , SUPPAN P. 
Published: May 2016

AbstractThe halonaphthalenes (I) react via their π,π* excited states affording naphthalene (II) with quantum yields > 0.7 and 0.03, respectively.
ChemInform Abstract: The Photoreversible Addition of Sulfur Dioxide to Benzobenzvalene: A New Approach to the Benzoprefulvene Biradical.
Authors: BURGER U. , GMUENDER C. + , SCHMIDLIN S. , BERNARDINELLI G. 
Published: May 2016

AbstractThe crystalline cycloadducts (III) as well as (IV) (space group: Pbca, Z = 8) undergo photolytical elimination of SO2 regenerating (I) accompanied by (V) in the ratio 1:3.
ChemInform Abstract: Diastereoselectivity in the Reduction of Sterically Unbiased 2,2‐Diarylcyclopentanones.
Authors: HALTERMAN R. L. , MCEVOY M. A. 
Published: May 2016

AbstractReduction of the sterically unbiased title compounds with either NaBH4 in MeOH or LiBH4 in THF produces diastereomeric cyclopentanols (II) and (III) in varying cis/trans ratios.
ChemInform Abstract: Selective Hydrodechlorination of 3,4,5,6‐Tetrachlorophthalic Anhydride: Preparation of 3,4,6‐Trichlorophthalic Acid.
Authors: O'REILLY N. J. , DERWIN W. S. , LIN H. C. 
Published: May 2016

AbstractTreatment of tetrachlorophthalic anhydride (I) with zinc dust and aqueous sodium hydroxide produces 3,4,6‐trichlorophthalic acid (II) which under similar reaction conditions yields predominantly a mixture of 3,6‐dichlorophthalic acid (III) and 3‐chlorophthalic anhydride (IV).
ChemInform Abstract: Stereoselective Syntheses of Ephedrine and Related 2‐Amino Alcohols of High Optical Purity from Protected Cyanohydrins.
Authors: JACKSON W. R. , JACOBS H. A. , MATTHEWS B. R. , JAYATILAKE G. S. , WATSON K. G. 
Published: May 2016

AbstractThe O‐silylated cyanohydrins (I) react with Grignard reagents (II) to give the imines (III) which are reduced with zinc boranate, forming the β‐amino alcohols (IV) with predominance of the erythro‐isomer.
ChemInform Abstract: A Synthesis of 2‐Alkyl‐ and 2‐Benzyl‐Substituted Acrylonitriles from 2‐Alkyl‐ and 2‐Benzylidenecyanoacetate Esters Under Mild Conditions.
Authors: CUSHMAN M. , JURAYI J. 
Published: May 2016

AbstractThe α‐cyano alkanoates (I) and the benzylidenecyanoacetates (IV) are reduced with sodium borohydride to produce the saturated β‐hydroxy nitriles (II) or (V).
ChemInform Abstract: Reactions of Perfluoro Aromatic Compounds with Etheral Solutions of Methylmagnesium Iodide in the Presence of Silver(I) and Copper(I) Salts.
Authors: BOGACHEV A. A. , KOBRINA L. S. , YAKOBSON G. G. 
Published: May 2016

AbstractGrignard reaction of the perfluorinated aromatic compounds (I) or (VI) forms the methylated derivatives (IV) or (VII) and (VIII), together with the corresponding 1‐ethoxyethylated derivatives (V) or (IX) and (X) due to participation of the solvent (III).
ChemInform Abstract: Novel Halogenation of Thiophenes with Benzeneseleninyl Chloride and Aluminum Halide.
Authors: KAMIGATA N. , SUZUKI T. , YOSHIDA M. 
Published: May 2016

AbstractIn the presence of aluminum halides, Ph‐SeO‐X is an efficient regioselective halogenating reagent for heterocyclic compounds such as (I).
ChemInform Abstract: Unexpected Diels‐Alder and Oxidation Reactions of Benzo(c)thiophenes.
Authors: VOLZ W. , VOSS J. , ADIWIDJAJA G. 
Published: May 2016

AbstractThe oxidation of thiophenes by peracids to form thiophene S‐oxides cannot be carried out with benzo(c)thiophenes.
ChemInform Abstract: Synthesis of N‐Substituted 3‐Acylpyrroles by Intramolecular Cycloamination of 4‐Amino‐1‐azabutadienes.
Authors: BARLUENGA J. , TOMAS M. , SUAREZ‐SOBRINO A. 
Published: May 2016

AbstractHeating of the 3‐propargyl‐4‐amino‐1‐azabutadienes (Ia) ‐ (Ic) and subsequent hydrolysis with 1N HCl results in intramolecular cyclization to give the 3‐acylpyrroles (IIa) ‐ (IIc).
ChemInform Abstract: Polyphosphate Ester Catalysed Cyclodehydration of Monoesters of N‐Substituted 3‐(Indol‐3′‐yl)‐5‐methylcyclohex‐4‐ene‐1,2‐dicarboxylic Acids; Stereoselective Synthesis of Methyl 9‐Methyl‐6‐oxo‐5‐tosyl‐5,6,6aβ,7β,8,10aβ‐hexahydroindeno(2,1‐b)i# ndole‐7α‐carboxylate. X‐Ray Molecular Structure of Methyl 5‐Methoxy‐9‐methyl‐6‐oxo‐5,6,6aβ,7β,8,10aβ‐hexahydroindeno(2,1‐b# )indole‐7‐carboxylate.
Authors: CHENG K.‐F. , WONG T.‐T. , WONG W.‐T. , LAI T.‐F. 
Published: May 2016

AbstractThe effect of the N‐substituents on the cyclodehydration of acids such as (I) is investigated.
ChemInform Abstract: Synthesis and Steric Structures of 3,4‐Disubstituted 1,6,7,11b‐Tetrahydropyrimido(6,1‐a)isoquinolin‐2‐ones.
Authors: FUELOEP F. + , SEMEGA E. , BERNATH G. , SOHAR P. 
Published: May 2016

Abstract1‐Hydrazinomethyl‐6,7‐dimethoxy‐1,2,3,4‐tetrahydroisoquinoline (I) reacts with equimolar amounts of the aromatic aldehydes (II) to give the hydrazones (III).
ChemInform Abstract: Synthesis of Quinonimines with Iodoxybenzene.
Authors: BARRET R. , DAUDON M. 
Published: May 2016

AbstractOxidation of the rigid diphenylamines (Ia) ‐ (Ic) with iodylbenzene gives the quinonimines (IIa) ‐ (IIc) as the main products, whereas the dibenzoazepine (Id) undergoes ring contraction under these conditions, forming the acridinecarboxaldehyde (V).
ChemInform Abstract: Boron Compounds. Part 95. 9‐Fluoro‐9‐borabicyclo(3.3.1)nonane ‐ Characterization in Solution and in the Solid State.
Authors: KOESTER R. + , SCHUESSLER W. + , BOESE R. 
Published: May 2016

AbstractThe title compound (II) (space group P1, Z = 6) is prepared by treating the bis(borabicyclononane) (I) with SbF3 or SbF5 in high yields and is characterized by IR, mass and NMR spectroscopy.
ChemInform Abstract: A General Synthesis of S‐(β‐Oxoalkyl) O,O‐Dialkyl Thio‐ and Dithiophosphates.
Authors: DYBOWSKI P. , SKOWRONSKA A. 
Published: May 2016

AbstractThe carbonyl compounds (I) are converted to the corresponding silyl enol ethers (III) which are directly coupled with S‐chloro thio‐ (IV) or S‐bromo dithiophosphates (VI) to yield the desired thio‐ (V) or dithiophosphates (VII).
ChemInform Abstract: O‐Silylation of Some Unsaturated Cyclic Phosphine Oxides.
Authors: QUIN L. D. , KISALUS J. C. , SKOLIMOWSKI J. J. , RAO N. S. 
Published: May 2016

AbstractNormally, phosphoryl oxygen is not sensitive to electrophilic attack, but some cyclic phosphine oxides such as (I) and (IV) undergo O‐silylation.
ChemInform Abstract: Preparation and Characterization of Tris(trimethylsilyl)silyl Derivatives of Tin. X‐Ray Crystal Structure of Cl2Sn(Si(Si(CH3)3)3)2.
Authors: MALLELA S. P. , GEANANGEL R. A. 
Published: May 2016

AbstractThe trisilylsilyltin compounds (III), (V), and (VI) are prepared from the Sn chlorides (I) and (IV) and the trisilylsilyl‐Li compound (II) as shown and characterized by IR and NMR data.
ChemInform Abstract: Clusters Containing the (ReFe3(μ3‐S)4) Core: An Expansion of the Heterometal Cubane‐Type Cluster Series MFe3S4.
Authors: CIURLI S. , CARRIE M. , HOLM R. H. 
Published: May 2016

AbstractFrom self‐assembly systems containing well‐defined stoichiometric ratios of the reactants the clusters (IV)‐(V), are isolated.
ChemInform Abstract: Novel Cofacial Bioctahedral Complexes of Ruthenium: Syntheses and Properties of the Mixed‐Valence Species (LRu2.5(μ‐X)3Ru2.5L)2+ (X: Cl, Br, I, OH). Crystal Structures of (LRu2.5(μ‐OH)3Ru2.5L)(PF6)2·H2O and (LRuIV(μ‐O)3RuIVL)(PF6)2·H2O (L: 1,4,7‐Trimethyl‐1,4,7‐triazacyclononane).
Authors: NEUBOLD P. , DELLA VEDOVA B. S. P. C. , WIEGHARDT K. , NUBER B. , WEISS J. 
Published: May 2016

AbstractThe mixed‐valence complex (VI) and its oxidation product (VII) both crystallize in Pnma with Z=4.
ChemInform Abstract: Synthesis and Deprotonation Reactions of Neutral and Cationic Cyclic (Aminooxy)carbenes Derived from Platinum(II) Carbonyls.
Authors: ZANOTTO L. , BERTANI R. , MICHELIN R. A. 
Published: May 2016

AbstractThe deprotonation of (IIIa) and subsequent alkylation with (VIII) gives a mixture of chloro and bromo derivatives which are formed by metal‐halide exchange due to the presence of Br ions in the reaction medium.
ChemInform Abstract: Syntheses with Aliphatic Dialdehydes. Part 44. Chiral Pentamethine Cyanine Dyes and Heterocycles from Derivatives of (S)‐(+)‐2‐sec‐Butylmalonaldehyde.
Authors: REICHARDT C. , BUDNIK U. 
Published: May 2016

AbstractThe synthesis of the homochiral title aldehyde (VI) (unstable, no yield given), the first known chiral malonaldehyde, is described in a seven‐step procedure starting from the homochiral alcohol (I).
ChemInform Abstract: Preparation of Protected α‐Methoxyglycine and Its Incorporation into Peptide Synthesis.
Authors: KAWAI M. , NEOGI P. , KHATTRI P. S. , BUTSUGAN Y. 
Published: May 2016

AbstractThe protected glycine (I) is chlorinated to give the N‐chloro derivative (II) which is substituted to produce the α‐methoxyglycinate (IV).
ChemInform Abstract: Free‐Radical Reactions of Some Phenylthio‐2,3‐dideoxyhex‐2‐enopyranosides.
Authors: MARCO‐CONTELLES J. L. , FERNANDEZ C. , GOMEZ A. , MARTIN‐LEON N. 
Published: May 2016

AbstractThe dideoxydidehydroglucopyranosid (I) is treated with the stannane (II) under irradiation to give a mixture of the compounds (III) and (IV), both of them being mixtures of diastereomers.
ChemInform Abstract: Chemistry of Opium Alkaloids. Part 33. Synthesis of Novel Morphinan Peptides Based on Ethenoisomorphinans and Enkephalin Residues Containing L‐ and D‐Phenylalanine; Conformational Analysis and Preliminary Pharmacology.
Authors: CAPPON J. J. , LIE T. S. , MAAT L. 
Published: May 2016

AbstractIn vitro binding studies show that the title peptide (VI) and its D‐phenylalanine analogue exhibit equally high affinity for the opioid receptor.
ChemInform Abstract: From Semiconductor‐Semiconductor Transition (42 K) to the Highest‐Tc Organic Superconductor, ϰ‐(ET)2Cu(N(CN)2)Cl (Tc = 12.5 K).
Authors: WILLIAMS J. M. , KINI A. M. , WANG H. H. , CARLSON K. D. , GEISER U. , MONTGOMERY L. K. , PYRKA G. J. , WATKINS D. M. , KOMMERS J. M. , BORYSCHUK S. J. , CROUCH A. V. S. , KWOK W. K. , SCHIRBER J. E. , OVERMYER D. L. , JUNG D. , WHANGBO M.‐H. 
Published: May 2016

AbstractThe new title superconductor (space group Pnma, Z=4) is prepared in the same way as the recently prepared isostructural Br salt by electrocrystallization.
ChemInform Abstract: Kinetics of a Manganese Dioxide Electrode in Aqueous and Non‐Aqueous Electrolytes.
Authors: LAIG‐HOERSTEBROCK H. + 
Published: May 2016

AbstractThe mechanisms which are decisive for the discharge ability of MnO2 electrodes in both alkaline and organic electrolytes at higher current loads are examined with the help of probe experiments and model calculations.
ChemInform Abstract: Electrochemical and SIMS Studies of Cathodically Formed Hydride Layers on Titanium.
Authors: WILHELMSEN W. , GRANDE A. P. 
Published: May 2016

AbstractExtended‐time polarization measurements show that the formation of hydride on active Ti suppresses the hydrogen evolution reaction (HER), and that this suppression becomes constant as the hydride forms a continuous layer.
ChemInform Abstract: Photoelectrochemical Study on Thin‐Film Electrodes of the High‐Temperature Superconductor Y‐Ba‐Cu‐O.
Authors: HAMPEL M. , GRABNER E. W. , SCHNEIDER R. 
Published: May 2016

AbstractStudies of the photoelectrochemical behavior in an aprotic electrolyte occurring on epitaxial thin films of Y‐Ba‐Cu‐O, obtained by inverted cylindrical magnetron sputtering, provide evidence for a p‐type semiconducting layer to exist on the superconductor surface.
ChemInform Abstract: Electrochemical Behavior of the Nb2O5 Anodic Oxide Film‐Electrolyte Junction.
Authors: JOUVE G. , BELKACEM Y. 
Published: May 2016

AbstractAmorphous anodic Nb2O5 films grown in 0.1 N NaOH are shown to exhibit the behavior of an n‐type semiconductor (Mott‐Schottky plots determined by impedance measurements in 0.1 N H2SO4 and 0.1 N NaOH electrolytes).
ChemInform Abstract: Y10I13C2: A Novel Compound with Chains of Both Carbon‐Centered and Empty Clusters.
Authors: KAUZLARICH S. M. , PAYNE M. W. , CORBETT J. D. 
Published: May 2016

AbstractThe reaction of Y, YI3, and Y2O3 at 800‐900 °C is found to produce black needles of Y10I13C2 in low yields (≤ 20%).
ChemInform Abstract: Conductivity of Reduced Metallo‐tetra‐N‐methyl‐2,3‐pyridinoporphyrazine Complexes.
Authors: KASUGA K. , MORISADA M. , HANDA M. , SOGABE K. 
Published: May 2016

AbstractThe title complexes are reduced under mild conditions (sodium dithionite in H2O) in order to investigate their conductivities.
ChemInform Abstract: (4 + 2), (2 + 2), and Carbene Addition Reactions Involving Cyclohexa‐3,5‐diene‐cis‐1,2‐diol Derivatives.
Authors: DOWNING W. , LATOUCHE R. , PITTOL C. A. , PRYCE R. J. , ROBERTS S. M. , RYBACK G. , WILLIAMS J. O. 
Published: May 2016

AbstractReaction of the diene (Ia) with N‐phenylmaleimide (and, analogously, with N‐ethylmaleimide), diphenylketene, dichlorocarbene and ethoxycarbonyl carbene gives the products shown in the scheme.
ChemInform Abstract: Intramolecular Conversions of Acyllithium. Cyclization in the Reaction of Carbon Monoxide with (1‐(Silyl)vinyl)lithium.
Authors: RYU I. , HAYAMA Y. , HIRAI A. , SONODA N. , ORITA A. , OHE K. , MURAI S. 
Published: May 2016

AbstractThe cyclizations via the α‐silyl‐substituted α,β‐unsaturated acyllithium compounds are a new class of intramolecular transformations, which are achieved through anionic 1,2‐silicon rearrangement.
ChemInform Abstract: Cesium Fluoride‐Mediated Claisen Rearrangement of Aryl Propargyl Ether and Its Application to the Synthesis of Chelerythrine.
Authors: ISHII H. , ISHIKAWA T. , TAKEDA S. , UEKI S. , SUZUKI M. , HARAYAMA T. 
Published: May 2016

AbstractClaisen rearrangement of aryl propargylic ethers such as (I) is influenced by the addition of (alkaline) earth metal halides.
ChemInform Abstract: Preparation of Platinum Cluster Catalyst Supported on Porous Chelate Resin‐Metal Complexes for Hydrogenation of Olefin and Diene.
Authors: TOSHIMA N. , TERANISHI T. , ASANUMA H. , SAITO Y. 
Published: May 2016

AbstractA platinum cluster catalyst, prepared via reduction of platinum ions immobilized on a resin composed of the copolymer of styrene and divinylbenzene with iminodiacetic acid groups, is investigated in the hydrogenation of 1,3‐cyclooctadiene, cyclohexene, cycloheptene or cyclooctene.
ChemInform Abstract: α,β‐Epoxy Sulfoxides as Useful Intermediates in Organic Synthesis. Part 26. Ring‐Opening Fluorination of α,β‐Epoxy Sulfoxides: A Novel Synthesis of α‐Fluoro Ketones.
Authors: SATOH T. , SHISHIKURA J. , YAMAKAWA K. 
Published: May 2016

AbstractThe title reaction is achieved by treatment of the phenylsulfinyloxiranes (I) with KHF2 and boron trifluoride etherate to yield the α‐fluoro ketones (II), together with the α,β‐unsaturated ketones (III).
ChemInform Abstract: Vinyl Ethers with an Isothiocyanate Group. Part 3. Nucleophilic Addition of Polyfluoroalkanols.
Authors: NEDOLYA N. A. , GERASIMOVA V. V. , SARAPULOVA G. I. 
Published: May 2016

AbstractThe reaction between the vinyloxyethyl isothiocyanate (I) and the polyfluoroalkanols (II) yields the hitherto unknown derivatives (III).
ChemInform Abstract: Reaction of 5‐Hydroxy‐ and 5‐Methoxy‐1‐arylsulfonyl‐5‐methyl‐1‐hexen‐3‐ynes with Arenesulfinates.
Authors: YAKOVLEV V. V. , CHEKHLOV A. N. , STADNICHUK M. D. , MARTYNOV I. V. 
Published: May 2016

AbstractThe reactions between the 5‐hydroxy compounds (I) or their 5‐methoxy analogues and the sodium arenesulfinates (II) are investigated in order to evaluate the influence of the aryl groups Ar1 and Ar2 on the course of the reaction.
ChemInform Abstract: Rearrangement Reactions of Oxaziridines to Nitrones. X‐Ray Crystal and Molecular Structure of N‐tert.‐Butyl‐α(o‐hydroxyphenyl)nitrone.
Authors: CHRISTENSEN D. , JOERGENSEN K. A. , HAZELL R. G. 
Published: May 2016

AbstractThe influence of the substituents at the phenyl ring on the formation of oxaziridines (II), (V) and/or nitrones (III), (VI) during the oxidation of the Schiff bases (I), (IV) and on the acid or Lewis acid catalyzed rearrangement is discussed.
ChemInform Abstract: Sulfur(IV) Compounds as Ligands. Part 12. Ring Opening of Thiirane‐1‐oxide, Structure of the Intermediary Lewis‐Acid Adduct.
Authors: SCHENK W. A. , KHADRA A. , BURSCHKA C. 
Published: May 2016

AbstractThe octahedral Sn(IV) complex (III) (space group P21/c, Z=4) containing O‐coordinated thiirane‐1‐oxide ligands is obtained as shown.
ChemInform Abstract: Synthesis, 19F NMR Spectral Studies, and Antibacterial Evaluation of Some New Fluorine‐Containing Indole Derivatives.
Authors: JOSHI K. C. , DANDIA A. , BHAGAT S. 
Published: May 2016

AbstractCondensation reactions of the indolediones (I) or (VIII) with the fluorinated anilines (II) and (V) and with the phenylhydrazine derivatives (VIII) leading to different kinds of products are described.
ChemInform Abstract: Recyclization of Indolo(2,3‐c)pyrylium Salts Upon Treatment with Secondary Amines.
Authors: DULENKO V. I. , KIBAL'NYI A. V. , NIKOLYUKIN YU. A. , LUK'YANENKO V. I. , GONCHAROV A. V. , SIDOROVA S. A. , YUFIT D. S. , STRUCHKOV YU. T. 
Published: May 2016

AbstractDepending on the substitution pattern, the pyrylium salts (I), (IV), or (VII) react with the secondary amines (II) to give the aminocarbazoles (III), (V) and (VI), or (VIII).
ChemInform Abstract: Tetrahydrofolate Coenzyme Models: Imidazolines as Nucleophilic C1‐Transfer Reagents.
Authors: JONES R. C. F. , NICHOLS J. R. 
Published: May 2016

Abstract1‐Benzyl‐2‐imidazoline (I) reacts with butyllithium and the disulfides (II) to form the 2‐sulfenylated compounds (III).
ChemInform Abstract: Heterocycles Synthesis Through Reactions of Nucleophiles with Acrylonitriles. Part 5. Synthesis of Several New Thiazole and Thiazolo(2,3‐a)pyridine Derivatives.
Authors: ABDEL‐LATIF F. F. , SHAKER R. M. 
Published: May 2016

AbstractThe 4‐thiazolone (III), obtained by coupling of α‐cyano‐2‐ethylacetanilide (I) with thioglycolic acid (II), undergoes cycloaddition reaction with the acrylonitriles (IV), (VI), (VIII), and (X) to form either the thiazolo(2,3‐a)pyridines (V), the α‐ylidene thiazolylacetamides (VII) and (XI), or the thiazolinylpyridines (X).
ChemInform Abstract: Tetrazolyl Peptides and the Tetrazole Analogue of 3‐Aminonocardicinic Acid.
Authors: ANDERSON D. W. , CAMPBELL M. M. , MALIK M. 
Published: May 2016

AbstractThe general method of converting the arylglycine derivative (I) into chiral tetrazolylbenzyllactams, e.g. (XII), is outlined in the reaction scheme.
ChemInform Abstract: 2,5‐Dihydro‐1,2,3,5‐thiatriazole 1‐Oxides, 2H‐1,2,3,5‐Thiatriazol‐1‐ium Salts, and 2,5‐Dihydro‐1,2,3,5‐thiatriazol‐5‐yl Radicals. X‐Ray Molecular Structure of 2,5‐Dihydro‐2,4‐diphenyl‐1,2,3,5‐thiatriazole 1‐Oxide and 2,4‐Diphenyl‐2H‐1,2,3,5‐thiatriazol‐1‐ium Bromide.
Authors: NEUGEBAUER F. A. , FISCHER H. , CROCKETT R. , KRIEGER C. 
Published: May 2016

AbstractTitle compounds (III) are prepared from amidrazones (I) (and some labeled isotopomers) and transformed to radicals (V) via salts (IV).
ChemInform Abstract: Synthesis of 4‐Mercapto‐3‐nitrocoumarins.
Authors: MOZHAEVA T. YA. , DROZD V. N. , KNYAZEV V. N. , SAVEL'EV V. L. , LEZINA V. P. 
Published: May 2016

AbstractThe title compounds (IV) are prepared by a novel procedure starting from the known spirodithiolanes (I).
ChemInform Abstract: Improved Synthesis of 2,3‐Disubstituted Pyridines by Metallation of 2‐Chloropyridine: A Convenient Route to Fused Polyheterocycles.
Authors: TRECOURT F. , MARSAIS F. , GUENGOER T. + , QUEGUINER G. 
Published: May 2016

AbstractDisubstituted pyridines such as (III) and (VII) are of biological interest.
ChemInform Abstract: Cardiotonic ′C′ Ring Modified Isomazole Analogues.
Authors: BARRACLOUGH P. , BLACK J. W. , CAMBRIDGE D. , DEMAINE D. , GERSKOWITCH V. P. , GILES H. , HILL A. P. , HULL R. A. D. , LYER R. , KING W. R. , LIVINGSTONE D. J. , NOBBS M. S. , RANDALL P. , SHAH G. , WHITING M. V. 
Published: May 2016

AbstractThe 2‐methoxybenzoic acids (VI) and (XI), prepared as outlined in the reaction scheme, are coupled with the diaminopyridine (VII) to form the corresponding imidazopyridines (VIII) and (XIII).
ChemInform Abstract: Substituting Stannylation of Some Element‐Containing Acetylenes.
Authors: BOGORADOVSKII E. T. , ZAVGORODNII V. S. , PETROV A. A. 
Published: May 2016

AbstractThe 1,3‐disubstituted propynes (I) are coupled with the aminostannane (II) to give mixtures of the propynes (III) and the allenes (IV) or the tetrasubstituted allenes (V) depending on the molar ratio of the educts.
ChemInform Abstract: Synthesis and Reactions at Co‐CH2 and CC Bonds of Cobalt‐Propargyl Complexes.
Authors: UNGVARY F. , WOJCICKI A. 
Published: May 2016

AbstractThe first Co‐propargyl complexes (III) and the first Co‐acylpropargyl complexes (VI) are synthesized and characterized by elemental analysis, IR and NMR spectroscopy.
ChemInform Abstract: The Coordination Chemistry of Iminooxosulfuranes. Part 7. Coordinative Activation of Tolyliminooxosulfurane Towards Electrophiles.
Authors: HERBERHOLD M. , HILL A. F. 
Published: May 2016

AbstractReactions of p‐tolyliminooxosulfurane complexes of the type (I) and (VIII) with a range of electrophiles are investigated.
ChemInform Abstract: Synthesis of an Aqua trans‐Diphosphine Complex of Ruthenium: Crystal Structure of trans‐(Ru(H2O)(PEt3)2(trpy))(ClO4)2·3 H2O.
Authors: LAWSON H. J. , JANIK T. S. , CHURCHILL M. R. , TAKEUCHI K. J. 
Published: May 2016

AbstractThe stepwise synthesis of the title complex (IX) (space group P21/c, Z=4) occurs starting with trichloro(2,2',2''‐terpyridine)‐Ru(III).
ChemInform Abstract: Coordination Chemistry of Iminooxosulfuranes. Part 9. Insertion Reactions of Tosyliminooxosulfurane with Coordinatively Unsaturated Ruthenium and Osmium Aryl Complexes.
Authors: HERBERHOLD M. , HILL A. F. 
Published: May 2016

AbstractThe 16‐electron compounds (I) react with the iminooxo‐λ4‐sulfurane (II) to give the sulfinimidato‐S complexes (III) which are presumably stabilized by weak coordination of the sulfimide N atom.
ChemInform Abstract: Oligomeric Flavanoids. Part 15. Base‐Catalyzed Pyran Rearrangements of Procyanidin B‐2 and Evidence for the Oxidative Transformation of B‐ to A‐Type Procyanidins.
Authors: BURGER J. F. W. , KOLODZIEJ H. , HEMINGWAY R. W. , STEYNBERG J. P. , YOUNG D. A. , FERREIRA D. 
Published: May 2016

AbstractFacile C‐ring isomerization of (I) leads to a novel series of pyranochromenes (III) and (IV).
ChemInform Abstract: Secondary Metabolites by Chemical Screening. Part 6. Cleavage of Elaiophylin and Transformation into a Spiroketal Building Block.
Authors: HAMMANN P. , KRETZSCHMAR G. 
Published: May 2016

AbstractA novel methodology is developed for the controlled basic cleavage of (I) into the seco‐acid ester (II) (one‐pot synthesis possible) and further transformation into the spiroketal building blocks (III) (using a hydrogenation catalyst of Merck) and (IV).
ChemInform Abstract: Ageliferins, Potent Actomyosin ATPase Activators from the Okinawan Marine Sponge Agelas sp.
Authors: KOBAYASHI J. , TSUDA M. , MURAYAMA T. , NAKAMURA H. , OHIZUMI Y. , ISHIBASHI M. , IWAMURA M. , OHTA T. , NOZOE S. 
Published: May 2016

AbstractAgeliferin (Ia), bromo‐ (Ib), and dibromoageliferin (Ic) are isolated.
ChemInform Abstract: Flux‐Mediated Syntheses, Structural Characterization and Low‐Temperature Polymorphism of the P‐Type Semiconductor Cu2Ta4O11.
Authors: King Nacole , Sullivan Ian , Watkins‐Curry Pilanda , Chan Julia Y. , Maggard Paul A. 
Published: May 2016

Abstractα‐Cu2Ta4O11 is prepared in a molten CuCl‐flux by the reaction of nanocrystalline Cu2O and Ta2O5 in the molar ratio of 2:1 (evacuated silica tubes, 665 °C, 1 h).