bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Synthesis and Characterization of Symmetrical and Unsymmetrical Low‐Valent Rhenium‐Oxo Dimers, Re2O2(RCCR)4.
Authors: VALENCIA E. , SANTARSIERO B. D. , GEIB S. J. , RHEINGOLD A. L. , MAYER J. M. 
Published: May 2016

AbstractThe reaction of (I) with tBu2Zn does not produce a tert.‐butyl complex but results in reduction of the Re center with formation of the unusual Re‐oxo dimer (II).
ChemInform Abstract: Total Synthesis of Didemnins, A, B,and C.
Authors: RINEHART K. L. JUN. , KISHORE V. , NAGARAJAN S. , LAKE R. J. , GLOER J. B. , BOZICH F. A. , LI K.‐M. , MALECZKA R. E. JUN. , TODSEN W. L. , MUNRO M. H. G. , SULLINS D. W. , SAKAI R. 
Published: May 2016

AbstractThe total synthesis of the title compound (Ia) (didemnin A) is accomplished using conventional condensation procedures starting from the readily accessible units (II) and (III) via the key intermediates (IV) and (VI).
ChemInform Abstract: Synthesis of Phosphonylmethyl Analogues of Diribonucleoside Monophosphates Containing Modified Internucleotide Bond.
Authors: ROSENBERG I. , HOLY A. 
Published: May 2016

AbstractFour types of diribonucleoside monophosphates (V)‐(VIII) are prepared via condensation of protected phosphonates (e.g.
ChemInform Abstract: Coupling of Cyclopropapyrroloindole (CPI) Derivatives. The Preparation of CC‐1065, ent‐CC‐1065, and Analogues.
Authors: KELLY R. C. , GEBHARD I. , WICNIENSKI N. , ARISTOFF P. A. , JOHNSON P. D. , MARTIN D. G. 
Published: May 2016

AbstractThe preparation of the Boc derivative (IV) from the mesylate (I) proves to be an optimized route to the desired title compounds.
ChemInform Abstract: Acid‐Catalyzed Intramolecular Allylic Rearrangement of Methyl Ethers in Aqueous Solvent. Evidence for the Intermediacy of Ion‐Molecule Pairs in Solvolysis.
Authors: THIBBLIN A. 
Published: May 2016

Abstract(I) undergoes a facile H+‐catalyzed intramolecular allylic isomerization to (II) along with solvolysis to (III) and (IV).
ChemInform Abstract: Stereoselective (E)‐Olefin Formation by Wittig‐Type Olefination of Aldehydes with Allylic Tributylphosphorus Ylides Derived from Allylic Nitro Compounds.
Authors: TAMURA R. , KATO M. , SAEGUSA K. , KAKIHANA M. , ODA D. 
Published: May 2016

AbstractThe allylic nitro compounds (I) are converted to the phosphonium salts (III) by reaction with tributylphosphine (II) in the presence of a Pd(0) complex.
ChemInform Abstract: Et3B Induced Radical Addition of Thiols to Acetylenes.
Authors: ICHINOSE Y. , WAKAMATSU K. , NOZAKI K. , BIRBAUM J.‐L. , OSHIMA K. , UTIMOTO K. 
Published: May 2016

AbstractThe alkynes (I) are coupled with the thiols (II) in the presence of triethylboron to give the 1‐sulfenylalkenes (III).
ChemInform Abstract: Coupling of Indoleacetic Acid Trianion or Methyl Indoleacetic Acid Dianion. A Biomimetic Approach to Indolocarbazole Alkaloids.
Authors: BERGMAN J. , PELCMAN B. 
Published: May 2016

AbstractThe indole‐3‐acetic acid derivatives (I) are two‐ or threefold deprotonated and then treated with iodine to give the dimers (II).
ChemInform Abstract: Michael Addition of Novel Acyl Anion Equivalents Generated by the Electroreduction of Oxazolinium Salts to Activated Olefins.
Authors: SHONO T. , KASHIMURA S. , YAMAGUCHI Y. , KUWATA F. 
Published: May 2016

AbstractThe carboxylic acids (I) are cyclized with 2‐aminoisobutanol (II) and then methylated to form the oxazolinium salts (IV).
ChemInform Abstract: Bipyridines. Part 19. Synthesis of Some Novel 2,7,9,10‐Tetraazaphenanthrene Derivatives.
Authors: KACZMAREK L. 
Published: May 2016

AbstractDiazotization of the bipyridine‐3,3'‐diamine (I) affords the tetraazaphenanthrene (II) along with the pyrrolo‐dipyridine (III), instead of the expected bipyridine‐3,3'‐diol and the furo‐dipyridine.
ChemInform Abstract: Activation of Platinum Catalysts with Oxygen to Enhance Hydrosilylation of Unactivated Alkyl‐, Dialkyl‐, and Trialkylsilanes with 1‐Alkenes. Synthesis of Tetraalkylsilanes.
Authors: ONOPCHENKO A. , SABOURIN E. T. 
Published: May 2016

AbstractReaction of 1‐octene (Ia) with n‐hexylsilane (II) in the presence of an oxygen‐activated platinum catalyst gives hexyltrioctylsilane (III).
ChemInform Abstract: New Decomposition Pathways for Formyl Complexes of Ruthenium(II).
Authors: BARRATT D. S. , COLE‐HAMILTON D. J. 
Published: May 2016

AbstractThe formyl complex (II), prepared as shown by hydridic reduction of the complex (I), decomposes with first‐order kinetics to give exclusively the hydrido complex (III).
ChemInform Abstract: Preparation, NMR Spectra, and X‐Ray Diffraction Study of Bis(N‐benzylacetimidic acid ethyl ester)dichloropalladium(II).
Authors: MCCULLOUGH K. J. , BLADON P. , JANECKI T. , PAUSON P. L. 
Published: May 2016

AbstractThe ligand (I) reacts with PdCl2 (II) to yield the trans‐complex (III) with N coordination of the ligand as established by an X‐ray analysis (space group P21/c, Z=2).
ChemInform Abstract: A Combined Microbial/Chemical Synthesis of (+)‐(R)‐Methyloxirane Having High Enantiomeric Excess.
Authors: SIMON E. S. , WHITESIDES G. M. , CAMERON D. C. , WEITZ D. J. , COONEY C. L. 
Published: May 2016

AbstractClostridium thermosaccharolyticum converts glucose (I) to R‐propylene glycol (II).
ChemInform Abstract: Rearrangement of Derivatives of Trivalent Phosphorus Acids Under the Influence of Protonating Reagents with Formation of a C‐P Bond.
Authors: GLADSHTEIN B. M. , ZIMIN V. M. , SHISHKOV I. M. , REVEL'SKII I. A. 
Published: May 2016

AbstractReaction of the CH‐acidic compounds (I) with the phosphonites (II) or the phosphites (IV) gives the bisphosphinates (III), the monophosphonates (V), or a mixture of the mono‐ (VI) and bisphosphinate (VII) depending on the substituents.
ChemInform Abstract: Reactions of the Dirhenium(III) Carboxylate Complexes Re2(O2CR)2X4L2 (R: Me, Et; X: Cl, Br; L: H2O, 4‐Mepy) with 2‐Hydroxypyridine (Hhp) and 2‐Hydroxy‐6‐methylpyridine (Hmhp). Isolation and Structural Characterization of Complexes of the Types Re2(hp)2X4·Hhp and Re2(mhp)2X4·Hmhp and Hydrolysis of Nitriles (R′CN) to Give the Carboxylate‐Bridged Species Re2(μ‐O2CR′)(mhp)2X3.
Authors: CUTLER A. R. , ESJORNSON S. M. V. , FANWICK P. E. , WALTON R. A. 
Published: May 2016

AbstractThe reaction of (Ia)‐(Ic) with (II) or (IV) in THF or acetone affords the diamagnetic complexes (III), (IIIb) being characterized by X‐ray crystallography (P1, Z=2).
ChemInform Abstract: Acid‐Catalyzed Additions of Acetylenes to (XPd(μ‐Ph2PCH2PPh2)2PdX) (X: Cl, Br, or I) to Give Dimetalated Olefin Complexes of Type (XPd(μ‐Ph2PCH2PPh2)2(μ‐HC=CR)PdX) (R: H, Ph, or C6H4Me‐p).
Authors: HIGGINS S. J. , SHAW B. L. 
Published: May 2016

AbstractThe addition of the acetylenes (II) to the diphosphine‐bridged Pd complexes (I) is catalyzed by traces of acid and (in some cases) methanol giving the title products (III).
ChemInform Abstract: Preparative Synthesis of 2‐Acetamido‐2,6‐dideoxy‐L‐galactose (N‐Acetyl‐L‐fucosamine).
Authors: ANISUZZAMAN A. K. M. , HORTON D. 
Published: May 2016

AbstractThe hexenitol (I) is treated with sodium azide (II) in the presence of ceric ammonium nitrate to form the azides (III) and (IV) which are acetylated and hydrogenated, producing the acetamidogalactopyranose (VI).
ChemInform Abstract: Mechanism of the Reaction of Trialkyl Phosphites (I) with α‐Haloacetophenones (II) and (VI) in Alcoholic Solvents
Authors: PETNEHAZY I. , KEGLEVICH G. , TOEKE L. + , HUDSON H. R. 
Published: May 2016

Abstract(second‐order rate constants, activation parameters, Hammett plots, solvent effect (toluene) in the reaction of (Ia) with (II) and (VI) (Y: ‐H); Arbuzov vs.
ChemInform Abstract: A Conjugated Bis(tetrathiafulvalene) System (VII) with Tetrathia‐s‐indacene Structure.
Authors: WOLF P. , NAARMANN H. , MUELLEN K. + 
Published: May 2016

AbstractElectrochemical oxidation (cyclovoltammetry) of (VII) leads to reversible electron transitions at +0.70 and +1.00 V (ESR of (VII)·+).
ChemInform Abstract: The 1,4 O→C Silyl Migrations of Various 3‐((Trialkylsilyl)oxymethyl)furans and ‐thiophenes.
Authors: BURES E. J. , KEAY B. A. 
Published: May 2016

AbstractThe trialkylsiloxymethylfurans and thiophenes (Ia) ‐ (Ic) are treated with butyllithium in the presence of HMPA to yield the rearranged hydroxymethylsilyl derivatives (II).
ChemInform Abstract: Synthesis and Crystal Structure of Sr3Ga2O5Cl2 (I) and Sr3Fe1.18Al0.82O5Cl2 (II).
Authors: LEIB W. , MUELLER‐BUSCHBAUM HK. + 
Published: May 2016

AbstractSingle crystals of the title compounds are obtained by solid state reactions using SrCl2 as a flux.
ChemInform Abstract: Kinetics of Oxidation of Uranium(IV) by Permanganate Ion in Aqueous Perchlorate Media.
Authors: HASSAN R. M. , MOUSA M. A. , EL‐SHATOVRY S. A. 
Published: May 2016

AbstractUsing a stopped‐flow apparatus the title reaction, with a stoichiometry according to the scheme, is found to be first order in the concentrations of both the reactants.
ChemInform Abstract: Pulse Radiolysis Studies of Berkelium(III): Preparation and Identification of Berkelium(II) in Aqueous Perchlorate Media.
Authors: SULLIVAN J. C. , SCHMIDT K. H. , MORSS L. R. , PIPPIN C. G. , WILLIAMS C. 
Published: May 2016

AbstractA freshly prepared Bk(III) solution (2.0·10‐3 M in Bk(III), pH 5, 0.1 M EtOH, Ar saturated) is irradiated with a 40‐ns pulse of electrons (ca.
ChemInform Abstract: Synthesis, Prototropic Tautomerism and Ionization Constants of Novel Polyfluorinated Monothio‐β‐diketones.
Authors: BUSYGIN I. G. , EGOROVA L. G. , NIKOL'SKII A. L. , PASHKEVICH K. I. 
Published: May 2016

AbstractThe synthesis of the tautomeric title compounds (II) and (III) is described.
ChemInform Abstract: Temperature and Pressure Dependent Equilibrium Studies of 1,4,8,11‐Tetramethyl‐1,4,8,11‐tetraazacyclotetradecane Nickel(II) in Coordinating Solvents.
Authors: CRICK I. S. , TREGLOAN P. A. 
Published: May 2016

AbstractSpectrophotometric measurements of the equilibria between four coordinate and five coordinate complex species are carried out.
ChemInform Abstract: Methanetrisulfofluoride in Addition Reactions with Unsaturated Compounds.
Authors: YAGUPOL'SKII YU. L. , GERUS I. I. , SAVINA T. I. 
Published: May 2016

AbstractThe reaction of the title compound (I), the strongest carbon acid known, with (II), (IV) and (VI) yields (III), (V) and the unstable adduct (VII), which is converted to its stable 2,4‐dinitrophenylhydrazone by standard procedures.
ChemInform Abstract: Direct Oxidation of Trimethyl‐ and Triethylsilyl‐substituted Alcohols to Carbonyl Compounds by the System Dimethyl Sulfoxide‐Oxalyl Chloride.
Authors: TOLSTIKOV G. A. , MIFTAKHOV M. S. , VOSTRIKOV N. S. , KOMISSAROVA N. G. , ADLER M. E. , KUZNETSOV O. M. 
Published: May 2016

AbstractThe silyl‐protected alcohols (Ia)‐(Ie), on reaction with the system DMSO‐(COCl)2, i.e. the Swern reagent, are converted to the carbonyl compounds (IIa)‐(IIe) in high yields.
ChemInform Abstract: Regioselective Control of Allyllithiums of Some Heterocycles: α vs γ Condensation with Aldehydes.
Authors: EPIFANI E. , FLORIO S. , INGROSSO G. 
Published: May 2016

AbstractThe allyl‐substituted heterocycles (I) are lithiated and then coupled with the aldehydes (IV) to produce the homoallylic alcohols (V) and (VI) or the allylic alcohol (VII).
ChemInform Abstract: Reactions of Electrophilic Cyclobutenes with Enamines: Factors Determining the Formation of Bicyclo(2.2.0)hexane Derivatives.
Authors: FRANCK‐NEUMANN M. , MIESCH M. , BARTH F. 
Published: May 2016

AbstractThe reaction of the cyclobutenes (Ia) or (Ib) with the enamines (IId)‐(IIf) in the presence of MgBr2 gives rise to the cyclobutyl ketones (III) or (V) whereas reaction of (Ib) with the morpholino enamines (IIa)‐(IIc) or (VII) leads to morpholinobicycloalkane adducts (IV) or (VI).
ChemInform Abstract: Synthesis of 5‐Substituted Nitriles of 2,2,4‐Trichloropentanoic Acid.
Authors: SHVEKHGEIMER M.‐G. A. , KOBRAKOV K. I. , SYCHEV S. S. , OPPENGEIM V. D. 
Published: May 2016

AbstractIn the presence of a catalytic amount of CuCl, trichloroacetonitrile (I) reacts with the allyl derivatives (IIa)‐(IIc) to yield the adducts (IIIa)‐(IIIc), whereas the allyl derivatives (IId) give complex mixtures of products, which are not identified.
ChemInform Abstract: Preparation and Crystal Structure of ((CF3)2NCF=NHCF3)+AsF6‐·HF.
Authors: MINKWITZ R. , KERBACHI R. , NASS R. , BERNSTEIN D. , PREUT H. 
Published: May 2016

AbstractThe salt (IV) is synthesized from the dimer (II) of perfluoroazapropene (I).
ChemInform Abstract: Sterically Crowded Cyclohexanes. Part 7. Synthesis, Crystal Structure, Conformation and Dynamics of Hexaspiro(2.0.3.0.2.0.3.0.3.0.3.0)docosane and Hexaspiro(2.0.3.0.3.0.3.0.3.0.3.0)tricosane.
Authors: FITJER L. , GIERSIG M. , WEHLE D. , DITTMER M. , KOLTERMANN G.‐W. , SCHORMANN N. , EGERT E. 
Published: May 2016

AbstractThe synthesis of the title compounds (VIIb) and (VIIc) is described and their crystal structure ((VIIb): P21/m; Z=2; (VIIc): P1; Z=1), conformation and dynamics are studied and discussed.
ChemInform Abstract: Asymmetric Induction in the Reaction of a Chiral Lithiated Sulfoxide and Aldehydes.
Authors: HOUSE S. , JENKINS P. R. , FAWCETT J. , RUSSELL D. R. 
Published: May 2016

AbstractLithiation of the isomeric phenyl‐p‐tolylsulfinylethylenes (R)‐(I) and (R)‐(IV) and subsequent reaction with the aldehydes (II) give a mixture of the diastereomeric allylic alcohols (III).
ChemInform Abstract: 1,2‐Derivatives of Acenaphthene. Part 7. Synthesis of Bromo Derivatives of Acenaphthylene Oxide.
Authors: ANIKIN V. F. , LEVANDOVSKAYA T. I. , STADNIK V. S. 
Published: May 2016

AbstractStarting from (I), the title compounds (IV) are prepared as shown.
ChemInform Abstract: The Electron Transfer Induced Head to Tail Coupling Reaction of an Isoprenoidal Sulfone Enone.
Authors: HOUGE‐FRYDRYCH C. S. V. , MOTHERWELL W. B. , O'SHEA D. M. 
Published: May 2016

AbstractThe dibromodimethyltetrahydrothiophene dioxide (I) is dehydrobrominated to give the 3,4‐dimethylthiophene dioxide (II) which is converted into the cyclic sulfone enone (IV) by consecutive isomerization and ozonolysis.
ChemInform Abstract: Heterocyclization of o‐Aminoacetylenylanthraquinones.
Authors: SHWARTSBERG M. S. , MOROZ A. A. , PISKUNOV A. V. , BUDZINSKAYA I. A. 
Published: May 2016

AbstractThe o‐aminoacetylenylanthraquinones (I), (III), or (VI) are cyclized in the presence of copper phenylacetylide, KOH/pyridine, or sulfuric acid to give the naphthoindolediones (II), (IV), or (VII).
ChemInform Abstract: Reaction of Cyanoformamidines with 2,2,4,4‐Tetrakis(trifluoromethyl)‐1,3‐dithietane.
Authors: GRUETZMACHER H. + , KEWELOH N. , ROESKY H. W. , NOLTEMEYER M. , SHELDRICK G. M. 
Published: May 2016

AbstractThe reaction of the cyanoformamidine (III), generated in situ from cyanogen (I) and dimethylamine (II), with the dimer (IV) of hexafluorothioacetone yields a separable mixture of the thiazolines (V) and (VI).
ChemInform Abstract: 1‐Hydroxytetrazole‐5‐carboxylic Acid Derivatives.
Authors: LUK'YANOV O. A. , SHLYKOVA N. I. 
Published: May 2016

AbstractThe title compound (IV), prepared from the hydroximoyl chloride (I) via its azide (III), is transformed into the derivatives (V), (VIII), (X), and (XI) as shown in the reaction scheme.
ChemInform Abstract: Thio‐Claisen Rearrangement Approach to the Synthesis of 2,3‐Disubstituted 4‐Piperidones.
Authors: TUBERY F. , GRIERSON D. S. , HUSSON H.‐P. 
Published: May 2016

AbstractThe Δ2‐thiopiperidone (II) is S‐allylated and then coupled with the Grignard compounds (V), yielding the 2‐substituted derivatives (VI).
ChemInform Abstract: A New Route to N‐Hydroxyquinoxaline‐2,3‐diones and Some Aza Analogues.
Authors: MCFARLANE M. D. , SMITH D. M. 
Published: May 2016

AbstractThe sarcosine esters (I) are cyclized in the presence of bases to give the N‐hydroxyquinoxaline‐2,3‐diones (II).
ChemInform Abstract: Organolanthanoids. Part 13. Bis(pentadeuterocyclopentadienyl)ytterbium(II).
Authors: DEACON G. B. , WILKINSON D. L. , DAVIS R. L. 
Published: May 2016

AbstractThe reaction of Tl(I) pentadeuterocyclopentadienide (I) with ytterbium metal (II) in DME yields the complex (IV), which is isostructural with (C5H5)2Yb(DME).
ChemInform Abstract: 2,4,6‐Ph3C6H2M (M: Cu, Ag), Monomeric Cu(I) and Ag(I) Complexes with the Coordination Number 1.
Authors: LINGNAU R. , STRAEHLE J. + 
Published: May 2016

AbstractThe novel title complexes (III) crystallize in P21/c with Z=4.
ChemInform Abstract: Molecular Recognition During 1,2‐Addition of Chiral Vinyl Organometallics to Chiral β,γ‐Unsaturated Ketones. Case Studies of Three 7,7‐Disubstituted 2‐Norbornenones. Part 5.
Authors: PAQUETTE L. A. , LEARN K. S. , ROMINE J. L. , LIN H.‐S. 
Published: May 2016

AbstractThe level of double diastereoselection attainable upon 1,2‐addition of several chiral vinylorganocerium reagents such as (III) formed from the precursors (II), (VI), (X) to disubstituted norbornenes (I) is assessed.
ChemInform Abstract: Synthetic Methods. Part 24. TiCl4‐Catalyzed Addition of NH3 to Aldehydes and Ketones. Thermolysis and Photolysis of α‐Azido Ethers.
Authors: HASSNER A. , FIBIGER R. , AMARASEKARA A. S. 
Published: May 2016

AbstractThe aldehydes (I) react with hydrazoic acid (II) and methanol (III) to give the α‐azido ethers (IV).
ChemInform Abstract: Oxidation Reactions of a 1‐Phosphadiene: Synthesis of Phosphacyclobutenes.
Authors: BOYD B. A. , THOMA R. J. , NEILSON R. H. 
Published: May 2016

AbstractOxidation reaction of the phosphadiene (I) with trimethylsilyl azide (II) yields the phosphacyclobutene (III).
ChemInform Abstract: Preparation of Ultrafine Amorphous Fe1‐xCx Alloy Particles on a Carbon Support
Authors: VAN WONTERGHEM J. , MOERUP S. 
Published: May 2016

Abstractis achieved by thermal decomposition of Fe(CO)5 at 353 K. Moessbauer spectroscopic results indicate the formation of amorphous Fe78C22 alloy particles with a mean diameter of about 3.9 nm.
ChemInform Abstract: Observation of a Mobile Molybdenum Carbonyl Fragment on γ‐Alumina by Solid‐State Carbon‐13 Nuclear Magnetic Resonance Spectroscopy.
Authors: WALTER T. H. , THOMPSON A. , KENIRY M. , SHINODA S. , BROWN T. L. , GUTOWSKY H. S. , OLDFIELD E. 
Published: May 2016

AbstractBy means of high‐resolution solid‐state 13C NMR spectroscopic studies it is shown that chemical shift anisotropy information, obtained by analysis of spinning sideband intensities in magic‐angle spinning spectra, can be used to study the mobilities of chemisorbed metal carbonyl fragments.
ChemInform Abstract: Electrochemical Methods for Determination of Rate Constants. Part 3. Homogeneous Electron Transfer Followed by Elimination Induced by the Substrate Anion.
Authors: GATTI N. , PEDERSEN S. U. , LUND H. 
Published: May 2016

AbstractThe indirect electrochemical reduction of the bromostilbenes (I) in the presence of a number of aromatic and heteroaromatic mediators yields the products (II)‐(IV).
ChemInform Abstract: A New Rigid Sulfur‐Bridged Dithiametacyclophane and Its Acyclic Analogue: Direct Observation of the Transannular Bond Formation Between the Three Sulfur Atoms and Isolation of Dicationic Salts.
Authors: FUJIHARA H. , CHIU J.‐J. , FURUKAWA N. 
Published: May 2016

AbstractD2SO4 treatment of the new rigid sulfur‐bridged dithiametacyclophane (Ia) or its sulfoxides (Ib) and (Ic) leads in all cases to the formation of the dication (II), which is attacked at the central sulfur atom by a water molecule to give the sulfoxide (IV).
ChemInform Abstract: Synthetic Application of Tris(methylthio)methyl Salts. An Efficient Route to Trithioorthocarboxylic Esters from Strongly Activated Aromatic and Heteroaromatic Systems.
Authors: BARBERO M. , CADAMURO S. , DEGANI I. , FOCHI R. , GATTI A. , RGONDI V. 
Published: May 2016

AbstractThe reaction of the electron‐rich aromatic and heteroaromatic compounds (IV) with the tris(methylthio)methyl salts (III), easily prepared from dimethyl trithiocarbonate (I), yields the trithioorthocarboxylic esters (V).
ChemInform Abstract: Pauson‐Khand Cycloaddition of Norbornenones and Norbornenols: Electronic Effect on Regioselectivity.
Authors: MACWHORTER S. E. , SAMPATH V. , OLMSTEAD M. M. , SCHORE N. E. 
Published: May 2016

AbstractThe bicyclic olefins (I) react with the acetylenes (II) in the presence of dicobalt octacarbonyl (III) to form the anellated products (IV) and (V).
ChemInform Abstract: Intra‐ and Intermolecular Acylation of 2‐Benzylsuccinic and 2‐Benzylglutaric Anhydrides.
Authors: HASHIMOTO I. , TASHIRO M. 
Published: May 2016

AbstractAcid‐induced intramolecular acylation of 2‐benzylsuccinic anhydride (Ia) yields the benzo‐fused cycloalkanones (II) and (III).
ChemInform Abstract: 5,6‐Dichloroindole‐3‐acetic Acid as a Potent Auxin: Its Synthesis and Biological Activity.
Authors: HATANO T. , KATAYAMA M. , MARUMO S. 
Published: May 2016

AbstractThe dichloroindoleacetic acids (IV) and (V) are prepared by conventional Fischer indolization of the hydrazones (III) which are obtained from the hydrazine (I) and the protected oxobutyric acid (II).
ChemInform Abstract: Cyclophanes. Part 1. Preparations and Conformational Properties of Dioxazolo(32)metacyclophane and Related Compounds.
Authors: SASAKI H. , KITAGAWA T. 
Published: May 2016

AbstractThe cyclophanes (III), (V), and (VII) are obtained by cyclocondensation of the regioisomeric bis(2‐isocyano‐2‐tosylethyl)benzenes (I), (IV), or (VI) with isophthalaldehyde (II).
ChemInform Abstract: Vilsmeier‐Haack Reaction of 2‐Amino‐X‐benzothiazoles with N‐Phenylformamide in the Presence of Benzenesulfonyl Chloride.
Authors: LACOVA M. , NGUYEN THI NGA NGUYEN THI NGA , HALGAS J. 
Published: May 2016

AbstractThe title reaction of the benzothiazoles (I), (V) or (VII) in the presence of 2 equiv. Ph‐SO2‐Cl leads to the different products (III) and (IV), (VI) or (IX) and (X).
ChemInform Abstract: Reaction of Acylketene S,N‐Acetals with Malonyl Chloride: Synthesis of Novel 1,5‐Substituted 4‐Hydroxy‐6‐methylthio‐2(1H)‐pyridones and 6,8‐Substituted 4‐Hydroxy‐7‐methylthio‐2,5‐dioxo‐5,6‐dihydro‐2H‐pyrano‐(3,2‐c)pyridines.
Authors: CHAKRASALI R. T. , ILA H. , JUNJAPPA H. 
Published: May 2016

AbstractThe reaction of the ketene acetals (I) with one equivalent of malonyl chloride (II) in the presence of triethylamine leads to the formation of the pyridones (III), whereas with an excess of malonyl chloride (II) the pyranopyridones (IV) are obtained.
ChemInform Abstract: Selective Binding of Imidazoles and Related Organic Molecules in an Organic Solvent.
Authors: KILBURN J. D. , MACKENZIE A. R. , STILL W. C. 
Published: May 2016

AbstractThe new ligand (VII), incorporating an enforced cavity lined with convergent but spatially separated hydrogen bond donor and acceptor functionalities, is prepared starting from the cyclic urea (I).
ChemInform Abstract: A New Electron Donor. Bis(3‐oxa‐1,5‐dithiapentano)tetrathiafulvalene.
Authors: RUSSKIKH V. S. , ABASHEV G. G. 
Published: May 2016

AbstractThe zinc complex (I) reacts with the bischlorinated ethers and thioethers (II) to give the anellated dithiolethiones (III) which are transformed into the dithiolium salts (V) on treatment with triethyl orthoformate in the presence of boron trifluoride etherate.
ChemInform Abstract: Preparation of 3‐Substituted E‐1‐Alkenylboronic Esters.
Authors: HOFFMANN R. W. , DRESELY S. 
Published: May 2016

AbstractThe title compounds (VI) are prepared from the terminal alkynes (I) in a one‐pot procedure by consecutive hydroboration with dicyclohexylborane (II), oxidation with trimethylamine oxide, and trans‐esterification with pinacol (V).
ChemInform Abstract: Silacyclobutadienes: The Generation of 1‐Mesityl‐2,3,4‐tri‐tert‐butyl‐1‐silacyclobutadiene.
Authors: FINK M. J. , PURANIK D. B. , JOHNSON M. P. 
Published: May 2016

AbstractThe 254‐nm photolysis of the cyclopropenyltrisilane (I) gives the propenylsilylene (II) which reacts with EtOH (III) to afford the ethoxysilane (IV).
ChemInform Abstract: Efficient Syntheses of Diselenides from Selenols.
Authors: KRIEF A. , DE MAHIEU A. F. , DUMONT W. , TRABELSI M. 
Published: May 2016

AbstractDiselenides (II) are obtained by oxidation of the selenols (I) with hydrogen peroxide in ethanol or in the presence of potassium hydroxide in a two phase system.