bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Anomalous Reaction of Pentafluorophenacyl Bromide with Hexamethylenetetramine. Structure of the Product.
Authors: HENRY R. A. , HOLLINS R. A. , LOWE‐MA C. , MOORE D. W. , NISSAN R. A. 
Published: May 2016

AbstractThe phenacyl bromide (I) mentioned in the title reacts with hexamethylenetetramine (IIa) and the triazaadamantanes (IIb) ‐ (IId) to give the corresponding fused indoles (III).
ChemInform Abstract: Pyrazole‐Organoboranes. Part 7. Addition Complexes of Pyrazolylboranes.
Authors: YALPANI M. , BOESE R. , KOESTER R. + 
Published: May 2016

AbstractThe slow addition of a toluene solution of pyrazoles (II) to a solution of one equivalent of the dimer (I) gives the complex (III).
ChemInform Abstract: Some Dimethyl Ether Adducts of Silyl and Germyl Halides.
Authors: BLAKE A. J. , CRADOCK S. , FRANKLIN K. C. , FRASER S. G. 
Published: May 2016

AbstractThe ether adducts (I) are formed from a mixture of corresponding silyl and germyl halides in Me2O at low temp. and are stable only below their melting points.
ChemInform Abstract: 1,5‐Sigmatropic Rearrangements of Diels‐Alder Adducts in the Reaction of Alkatrienylphosphonates with Alkyl Acetylenecarboxylates ‐ A New Method for the Synthesis of Benzyl‐ and Phenylphosphonates.
Authors: MONDESHKA D. , TANCHEVA C. , ANGELOV C. 
Published: May 2016

AbstractThe reaction of the alkatrienylphosphonates (I) and (V) with the acetylenecarboxylic acid esters (II) and (VI) proceeds via 1,5‐sigmatropic rearrangement and aromatization of the initially formed Diels‐Alder adducts to give the benzylphosphonates (III) and the phenylphosphonates (VII), respectively.
ChemInform Abstract: Adduct of a Five‐Membered Trisulfurdinitrogen Dioxide Ring with Titanium Tetrachloride.
Authors: ROESKY H. W. , SCHIMKOWIAK J. , SCHMIDT H.‐G. , NOLTEMEYER M. , SHELDRICK G. M. 
Published: May 2016

AbstractReaction of S6N4O4 with TiCl4 leads to (I).
ChemInform Abstract: Coordination Chemistry of π‐Bonded Cyclopentadienyl Chalcogeno Ethers. Part 1. Chelate Complexes of Pentakis(methylthio)cymantrene with Metal Carbonyls.
Authors: SUENKEL K. + , BLUM A. , POLBORN K. , LIPPMANN E. 
Published: May 2016

Abstract(IIIc) and (IIId), the latter in a mixture with (VI) via unstable intermediates, are obtained with Cr(CO)3(NCMe)3 (hexane, reflux, 45% yield) and (p‐xylene)Mo(CO)3 (THF, ‐78 to 20 °C, 22% yield).
ChemInform Abstract: Synthesis and Reactivity of Chiral Rhenium Alcohol Complexes of the Formula ((η5‐C5H5)Re(NO)(PPh3)(ROH))+BF‐ 4.
Authors: AGBOSSOU S. K. , SMITH W. W. , GLADYSZ J. A. 
Published: May 2016

AbstractThe title complexes such as (III) produce (IV) which in turn can react with HBF4·Et2O to give (III).
ChemInform Abstract: Zn(II),Fe(III) and Fe(II),Fe(III) Complexes with a Novel (μ‐Phenoxo)bis(μ‐diphenylphosphato)dimetal(II,III) Unit as Model Compounds for Active Centers of Violet Phosphatases.
Authors: SCHEPERS K. , BREMER B. , KREBS B. , HENKEL G. , ALTHAUS E. , MOSEL B. , MUELLER‐WARMUTH W. + 
Published: May 2016

AbstractThe binuclear metal(II),Fe(III) complexes (I) are synthesized by reaction of 2,6‐bis(bis(2‐pyridylmethyl)aminomethyl)‐4‐methylphenol with equimolar amounts of Fe(ClO4)3 and ZnBr2 or with two equivalents of Fe(ClO4)3 in methanol with addition of diphenylphosphate (yields not given).
ChemInform Abstract: Synthesis and Dioxygen Reactivity of Dinuclear Copper‐Phenolate and Copper‐Phenol Complexes with Pyrazole and Pyridine Donors.
Authors: SORRELL T. N. , VANKAI V. A. 
Published: May 2016

AbstractThe reactivity of the copper complexes derived from the new hybrid ligands (V) is compared with the reaction chemistry of Cu(I) complexes of related dinucleating ligands containing two equal residues (pyridylethyl or pyrazolylethyl) attached to the amino nitrogen in the side chains of the phenol derivative.
ChemInform Abstract: Reactivity of PPh3 Toward Ru2Cl(μ‐O2CAr)4: Isolation of Asymmetric, Trapped Mixed‐Valence Diruthenium(III,II) Compounds with an (Ru2(μ‐OH2)(μ‐O2CAr)3+ 2) Core (Ar: Ph, C6H4‐p‐OMe).
Authors: DAS B. K. , CHAKRAVARTY A. R. 
Published: May 2016

AbstractThe paramagnetic title compounds (V) are obtained by reacting the tetrakis(μ‐carboxylato)chloro‐Ru2 complex (I) with two mol PPh3 (II) as shown.
ChemInform Abstract: Photophysics and Photoredox Reactions of Ligand‐Bridged Binuclear Polypyridyl Complexes of Ruthenium(II) and of Their Monomeric Analogues.
Authors: KALYANASUNDARAM K. , NAZEERUDDIN MD. K. 
Published: May 2016

AbstractInfluence of the bridging ligand, spectator ligand and solvent on the photophysics and the absorption spectra of the MLCT excited states of the complexes (I)‐(IV) are presented.
ChemInform Abstract: Synthesis, Spectroscopy, and Photochemistry of Bis(bis(diphenylphosphino)methane)‐bis(2,5‐di‐isocyano‐2,5‐dimethylhexane)dirhodium(I).
Authors: CHE C.‐M. , LEE W.‐M. , KWONG H.‐L. , YAM V. W.‐W. , CHO K.‐C. 
Published: May 2016

AbstractThe novel title complex (I) is prepared by the reaction of the tetrakis(2,5‐diisocyano‐2,5‐dimethylhexane)dirhodium complex with the diphosphino ligand.
ChemInform Abstract: A Unique Transformation of 5‐Amino‐N′‐methoxyimidazole‐4‐carboxamidines by Diazotization: Synthesis of the 5‐Azido Analogue of AICA Riboside.
Authors: SAITO T. , ASAHI Y. , NAKAJIMA S. , FUJII T. 
Published: May 2016

AbstractConsecutive treatment of the aminoimidazolecarboxamidoximes (I) with sodium nitrite and Na2CO3 as the base produces the azidocyanoimidazoles (II) which are converted into the aminoimidazoles (III) and (V).
ChemInform Abstract: Novel Strategy for the Construction of the Oligosaccharide Fragment of Calicheamicin γ1αI. Synthesis of the ABC Skeleton.
Authors: NICOLAOU K. C. , GRONEBERG R. D. 
Published: May 2016

AbstractThe ABC skeleton (XI) of the calicheamicin γ1αI oligosaccharide fragment can be prepared in optically active form following the reaction sequences shown in the scheme.
ChemInform Abstract: Stable Phases Isotypical to Pd25Ge9.
Authors: ELLNER M. , EL‐BORAGY M. 
Published: May 2016

AbstractTwo new stable phases, Pd25Ga4.5As4.5 and Pd25Ga4.5Sb4.5, found by XRD in the systems Pd‐Ga‐As and Pd‐Ga‐Sb, are shown to be isotypic with the known phase Pd25Ge9 (hP34), a superstructure of Ni2In with constitutional vacancies.
ChemInform Abstract: Electronic Spectra of (Mg,Co)2P2O7 Phases.
Authors: BARAN E. J. , NORD A. G. , DIEMANN E. , ERICSSON T. 
Published: May 2016

AbstractThe electronic reflectance spectra of (Mg,Co)2P2O7 solid solutions show the presence of two chromophoric groups, CoO6 and CoO5.
ChemInform Abstract: EPR Investigation of Paramagnetic Point Defects in ZnO and ZnO‐Supported Ruthenium.
Authors: MORAZZONI F. , SCOTTI R. , VOLONTE S. 
Published: May 2016

AbstractChanges in the EPR lines following thermal vacuum treatment or contact with molecular O2 are used to study the nature of the ZnO point defects and the electron‐transfer processes at the ZnO/O2 interface.
ChemInform Abstract: ω‐LixV2O5, a New Electrode Material for Rechargeable Lithium Batteries.
Authors: DELMAS C. , BRETHES S. , MENETRIER M. 
Published: May 2016

Abstractω‐LixV2O5 (x ∼3) is prepared by intercalation of Li into V2O5 either electrochemically using a LiClO4/propylene carbonate electrolyte, a Li‐foil cathode, and a V2O5‐ketjen black mixture as anode, or chemically using excess BuLi.
ChemInform Abstract: Effect of Thermal Cycling on the Hydriding Rate of MmNi4.5Al0.5.
Authors: KIM S.‐R. , LEE J.‐Y. 
Published: May 2016

AbstractMeasurements of the hydriding rates of the activated title compound (Mm= misch metal: 28% La, 40% Ce, 4% Pr, 14% Nd, 7% other lanthanoids, 5% Fe, 2% Al + Ca + Mg) and of the thermally degraded alloy after 5500 absorption‐desorption cycles show that the hydriding rate‐controlling step changes from dissociative chemisorption of H2 molecules at the surface to hydrogen diffusion through the hydride phase with decreasing of the reversible absorption capacity during cycling.
ChemInform Abstract: 2,5‐Bis(trifluoromethyl)‐1,3,4‐oxadiazole in Cycloaddition Reactions.
Authors: VASIL'EV N. V. , LYASHENKO YU. E. , GALAXOV M. V. , KOLOMIETS A. F. , GONTAR' A. F. , SOKOL'SKII G. A. 
Published: May 2016

AbstractThe title compound (I) reacts with the olefins (II), (IV), or (X) to form the 7‐oxabicyclo(2.2.1)heptane derivatives (III), (V) ‐ (IX), or (XI).
ChemInform Abstract: New Chemistry of Amines. Part 3. New Syntheses of Alkenes and Alkynes from Amines.
Authors: GODFREY A. G. , GANEM B. 
Published: May 2016

AbstractIn the presence of rhodium catalysts N‐nitrosoacetamides, e.g. (I), (III), (V) and (VII) react to give alkenes.
ChemInform Abstract: Cooperative Reactivity in Photogenerated Radical Ion Pairs: Photofragmentation of Amino Ketones.
Authors: BERGMARK W. R. , WHITTEN D. G. 
Published: May 2016

AbstractIrradiation of 9,10‐dicyanoanthracene (I) in the presence of amino ketone (II) in benzene‐d6 with a trace of water (0.011%) leads to an acylated form of (I) (either (V) or (VI)), morpholine (III), and acetone (IV).
ChemInform Abstract: First Example of Electrophilic Addition of Perfluoroalkyl Iodides to Unsaturated Compounds.
Authors: ROZHKOV I. N. , IGUMNOV S. M. , PLETNEV S. I. 
Published: May 2016

AbstractThe perfluorohexyl iodide (I) is coupled with the unsaturated hydrocarbons (II) or (IV) in 2,2,2‐trifluoroethanol to give the addition products (III) and (V) respectively.
ChemInform Abstract: Allylation of N‐Sulfonyl Imines Produced in situ from Aldehydes and N‐Sulfinyl‐p‐toluenesulfonamide.
Authors: RALBOVSKY J. L. , KINSELLA M. A. , SISKO J. , WEINREB S. M. 
Published: May 2016

AbstractThe aldehydes (I) or (VIII) undergo cycloaddition reaction with N‐sulfinyl‐p‐toluenesulfonamide (II) in the presence of iron trichloride or tin tetrachloride to generate N‐tosylimines, e.g. (III), after extrusion of SO2 from the primary (2 + 2)cycloadducts.
ChemInform Abstract: A New Simple Route to Styrylamides.
Authors: ESTEVEZ J. C. , VILLAVERDE M. C. , ESTEVEZ R. J. , SEIJAS J. A. , CASTEDO L. 
Published: May 2016

AbstractOxidative acetoxylation of the N‐phenethylbenzamides (I) produces the β‐acetoxy derivatives (III) which undergo thermally induced elimination of acetic acid, yielding the N‐styrylbenzamides (IV).
ChemInform Abstract: Studies in the Synthesis of Helical Naphthoquinone Oligomers. Part 1. 2,2′;3′,2′′‐Ter‐ and 2,2′;3′,2′′;3′′,2′′′‐Quater(1,4‐naphthoquinone).
Authors: LAATSCH H. 
Published: May 2016

AbstractThe title compounds (III) and (IV) are obtained by cooxidation of the phenolic precursors (I) and (II).
ChemInform Abstract: A Simple Route to 3‐Amino‐1,4‐dimethyl‐6‐hydroxy(or methoxy)carbazoles.
Authors: LANCELOT J.‐C. , LETOIS B. , RAULT S. , ROBBA M. 
Published: May 2016

AbstractEsterification of the 1,4‐dimethyl‐6‐hydroxycarbazole (I) with ethyl chloroformate (II) yields the carbonate (III) which is nitrated with nitric acid (IV) to produce the mononitro‐ (V) or the dinitrocarbazole (VI).
ChemInform Abstract: Alkylation of 3,5‐Dimethylisothiazole. A Regioselective Synthesis of 5‐Alkyl‐3‐methylisothiazoles.
Authors: ALBEROLA A. , ANDRES C. , CASADO J. L. , GONZALEZ A. , PEDROSA R. 
Published: May 2016

AbstractWhen 3,5‐dimethylisothiazole (I) is consecutively treated with one equivalent of a base ‐ preferably lithium diisopropylamide ‐ and an excess of the halides (II), only the methyl group in position 5 is attacked, yielding the 5‐alkyl‐3‐methylisothiazoles (III).
ChemInform Abstract: Structure of the Products from the Addition Reaction of Thiosemicarbazides and Thiosemicarbazones with Acetylenedicarboxyclic Acid and Its Dimethyl Ester.
Authors: KAUSS V. YA. , LIEPIN'SH E. E. , KALVIN'SH I. YA. , LUKEVITS E. 
Published: May 2016

AbstractThiosemicarbazides and thiosemicarbazones react with acetylenedicarboxylic acid (IIa) or its dimethylester (IIb) to give thiazolidines as outlined in the scheme.
ChemInform Abstract: Conjugate Addition of Cuprate Reagents to Chromones: A Route to 2‐Substituted Chroman‐4‐ones.
Authors: SAENGCHANTARA S. T. , WALLACE T. W. 
Published: May 2016

AbstractChromones, which are activated by an electron‐withdrawing group at C‐3, undergo efficient 1,4‐addition of cuprate reagents to give 2,3‐disubstituted chroman‐4‐ones.
ChemInform Abstract: Phase Transfer Catalyzed Alkylation: An Efficient Protection of Acid Labile Hemiketals.
Authors: SURYAWANSHI S. N. , MUKHOPADHYAY A. , BHAKUNI D. S. 
Published: May 2016

AbstractThe fused hemiacetals (I) and (IV) are protected by O‐alkylation with methyl iodide (II) in the presence of solid sodium hydroxide and tetrabutylammonium iodide to form the acetals (III) and (V).
ChemInform Abstract: Regiospecific Formation of Keto Amides During the Thermolysis of 2,6‐Epidioxypiperidine Derivatives.
Authors: SHUMAKOV S. A. , KAMINSKII V. A. , TILICHENKO M. N. 
Published: May 2016

AbstractThermolysis of the fused epidioxypiperidines (XI), prepared as outlined in the reaction scheme, yields the rearranged products (XII).
ChemInform Abstract: New Pyrimidine‐Mannich Bases of Possible Schistosomicidal Activity.
Authors: KAMEL M. M. , ABDOU W. A. M. , AMIN K. M. , KASSEM E. M. M. , SOLIMAN A. M. 
Published: May 2016

AbstractThe pyrimidine derivatives (VII) are prepared starting with the Mannich bases (IV) obtained from 2‐methyl‐4‐amino‐6‐hydroxypyrimidine (I) as outlined in the scheme.
ChemInform Abstract: Synthetic Studies Using 2‐Imino‐4‐thiazolidinones and Related Structures with Active Nitriles.
Authors: EL‐SHAFEI A. K. , EL‐SAYED A. M. , ABDEL‐GHANY H. , EL‐SAGHIER A. M. 
Published: May 2016

AbstractThiazolopyrimidines such as (III) and (V) are prepared by a one‐pot synthesis.
ChemInform Abstract: Het(arylation) of Substituted Acetonitriles. Part 3. Hetarylation of 2‐Pyridinyl‐ and 2‐Quinolinylacetonitrile with Chloroquinoxalines.
Authors: KOZYNCHENKO A. P. , VOLOVENKO YU. M. , BABICHEV F. S. , PROMONENKOV V. K. 
Published: May 2016

AbstractThe dichloroquinoxaline (I) is coupled with the hetarylacetonitriles (II) to give the (benzo‐fused) indolizinoquinoxalines (III).
ChemInform Abstract: Unsaturated Sulfinamides. Part 7. Unusual Lithiation of 4‐(1′,2′‐Alkadienesulfinyl)morpholines. Preparation of Substituted Propargylic Sulfinamides and Their Hydrolytic Desulfinylation into the Corresponding Allenes.
Authors: BAUDIN J.‐B. , JULIA S. A. , RUEL O. , WANG Y. 
Published: May 2016

AbstractThe allenenylsulfinylmorpholines (I) are lithiated and then treated with the electrophiles (II) to give the substituted propargylsulfinylamides (III).
ChemInform Abstract: Facile Formation and Reaction of Mixed Trimethylstannyl(methyl)cuprates.
Authors: OEHLSCHLAGER A. C. , HUTZINGER M. W. , AKSELA R. , SHARMA S. , SINGH S. M. 
Published: May 2016

AbstractThe mixed lithium trimethylstannyl(methyl)cuprate (III) generated by different methods is coupled with 2‐cyclohexenone (IX) to give the 3‐stannylated derivative (X).
ChemInform Abstract: Unpredictable Structural Features of Chromium(II) Pyrrolyls: Synthesis and X‐Ray Structures of Monomeric Square‐Planar (η1‐2,5‐Me2C4H2N)2Cr(py)2, Square‐Pyramidal (η1‐C4H4N)2Cr(py)3, Dimeric ((7‐azaindolyl)2Cr(DMF))2, and Polymeric ((η1‐2,5‐Me2C4N2)4CrNa2(THF)2(Et2O))n. An Aborted Cr‐Cr Quadruple Bond Formation?
Authors: EDEMA J. J. H. , GAMBAROTTA S. , MEETSMA A. , VAN BOLHUIS F. , SPEK A. L. , SMEETS W. J. J. 
Published: May 2016

AbstractThe title compounds (IV) (space group P1, Z=2), (VI) (P1, Z=1), (XIII) (P21/a, Z=2), and (IX) (P21, Z=2) are synthesized as shown and characterized by X‐ray structure analysis.
ChemInform Abstract: Synthesis of Technetium(V)‐Nitrido Complexes with Chelating Amines: A Novel Class of Monocationic, Octahedral Complexes Containing the (TcN)2+ Core. Crystal Structures of (TcN(en)2Cl)+ (en: Ethylenediamine) and (TcN(tad)Cl)+ (tad: 1,5,8,12‐Tetraazadodecane).
Authors: MARCHI A. , GARUTI P. , DUATTI A. , MAGON L. , ROSSI R. , FERRETTI V. , BERTOLASI V. 
Published: May 2016

AbstractThe nitrido‐Tc(V) complexes (III) ((IIIa): space group P21/n, Z=4) and (IV) (Pna21, Z=4) are synthesized as demonstrated for the diamine derivatives (III).
ChemInform Abstract: Reduction Pathways in Lateral and Diagonal (η5‐C5Me5)Re(CO)2Br2. Synthesis, Structure, Reactivity of ((η5‐C5Me5)Re(CO)2Br‐).
Authors: NUNN C. M. , COWLEY A. H. , LEE S. W. , RICHMOND M. G. 
Published: May 2016

AbstractThe anion of (II) (Pbca, Z = 8) is also obtained from the lateral complex (I) and its diagonal isomer with Grignard reagents, trialkylhydrido borates and one‐electron reducing agents.
ChemInform Abstract: Cobalt Complexes with Bulky Perfluorinated Alkyl Ligands. Synthesis, Characterization, and Molecular Structure of trans‐Bis(dimethylglyoximato)(pyridine)(F‐isopropyl)cobalt(III).
Authors: TOSCANO P. J. , BRAND H. , LIU S. , ZUBIETA J. 
Published: May 2016

AbstractIn the preparation of (III) (P21/m, Z=2) the amount of NaBH4 used is important to get an isolable organocobalt(III) complex.
ChemInform Abstract: Bimetallic μ‐Oxo Complexes Formed by Coordination of the Oxo Ligands of Cp2Mo=O and Cp2W=O to Rhodium(I) and Iridium(I) Centers.
Authors: PILATO R. S. , RUBIN D. , GEOFFROY G. L. , RHEINGOLD A. L. 
Published: May 2016

AbstractThe binuclear μ‐oxo complexes (III) are synthesized according to the scheme.
ChemInform Abstract: Structure of Cerpegin, a New Alkaloid.
Authors: SIVAKUMAR K. , ESWARAMURTHY S. , SUBRAMANIAN K. , NATARAJAN S. 
Published: May 2016

AbstractThe new title alkaloid (I) is isolated from the plant Ceropegia juncea, which is used as a tranquillizer, antiinflammatory and antiulcer agent in the Indian indigenous system of medicine.
ChemInform Abstract: The Chemistry of Erythromycin. Reactions of Erythromycin A Imine and Its 6‐Methyl Ether with Aldehydes and Hydrazines.
Authors: DAVIES J. S. , HUNT E. , ZOMAYA I. I. 
Published: May 2016

AbstractIn order to complete the study of macrolides, some reactions of the imine derivatives (I) of erythromycin A, which is an important member of the macrolide group of antibiotics, are investigated.
ChemInform Abstract: Investigation of Lithium Diffusion in Octalithium Plumbate by Conductivity and NMR Measurements.
Authors: KONISHI S. , OHNO H. , HAYASHI T. , OKUNO K. , MATSUO T. 
Published: May 2016

AbstractThe electrical conductivity of polycrystalline Li8PbO6, prepared by solid state reaction of Li2O and PbO2 at 873 K, is measured in the range 300‐973 K. Comparison of the complex impedance data with 7Li NMR results indicates that the observed (very high) conductivity is predominantly caused by diffusion of lithium ions.
ChemInform Abstract: Rapid Formation of the 110 K Phase in Bi‐Pb‐Sr‐Ca‐Cu‐O Through Freeze‐Drying Powder Processing.
Authors: SONG K.‐H. , LIU H.‐K. , DOU S.‐X. , SORRELL C. C. 
Published: May 2016

AbstractA comparison of the dry‐mixing and freeze‐drying techniques shows that the sintering time required to form single‐phase (Bi,Pb)2Sr2Ca2Cu3O10‐y (Tc = 110 K) can be reduced from 120 h at 850 °C (dry mixing) to 30 h at 840 °C (freeze‐drying).
ChemInform Abstract: Shock Processing of Bi‐Sr‐Ca‐Cu‐O and Tl‐Ba‐Ca‐Cu‐O Superconductors.
Authors: YOSHIMOTO M. , KOINUMA H. , YAMAMOTO H. , SAWAOKA A. B. 
Published: May 2016

AbstractIt is shown that a shock‐compaction treatment of a sintered Bi2Sr2Ca2Cu3Ox superconductor increases the Tc (onset) value from 85 to 93 K. In addition, shock processing is successfully applied to the synthesis of a Tl‐Ba‐Ca‐Cu‐O superconductor directly from a mixture of the metal oxides.
ChemInform Abstract: New Ternary Phases in Some Alkaline‐Earth Rare‐Earth Sulfide Systems.
Authors: PROVENZANO P. L. , WHITE W. B. 
Published: May 2016

AbstractThe new phases SrLa2S7, SrNd2S7, SrGd2S7, and CaGd2S7 are prepared by heating SrLa2S4, SrNd2S4, SrGd2S4, or CaGd2S4 in a flowing H2S atmosphere.
ChemInform Abstract: Enantioselective Oxidation of Cyclic Dithioacetals and Dithioketals.
Authors: DI FURIA F. , LICINI G. , MODENA G. 
Published: May 2016

AbstractThe asym. oxidation of a series of dithioacetals and dithioketals to their corresponding monosulfoxides is carried out using the procedure A) previously developed.
ChemInform Abstract: Three‐Different‐Component (1 + 2 + n)Annulation Reactions: Ionic and Radical Cyclizations.
Authors: POSNER G. H. , ASIRVATHAM E. , HAMILL T. G. , WEBB K. S. 
Published: May 2016

AbstractConjugate addition reaction of tri(phenylthio)methyllithium (II) to the Michael acceptors (I) and subsequent alkylation with allyl bromides such as (III) or (VII) yield the disubstituted cyclohexanones or γ‐lactones (IV) and (VIII).
ChemInform Abstract: Isolation of Exceptionally Persistent Nitrogen‐Centred Free Radicals: N‐Arylthio‐2,4,6‐triphenylanilino Radicals.
Authors: MIURA Y. , TANAKA A. 
Published: May 2016

AbstractTreatment of the N‐(arylthio)triphenylanilines (I) with lead dioxide leads to the formation of the radicals (II) which are not affected by oxygen in solution.
ChemInform Abstract: Transition‐Metal‐Catalyzed Oxidations. Part 2. Titanium‐ or Zirconium‐Catalyzed Selective Dehydrogenation of Benzyl Alcohols to Aldehydes and Ketones with tert.‐Butyl Hydroperoxide.
Authors: KROHN K. , KHANBABAEE K. , RIEGER H. 
Published: May 2016

AbstractPrim. and sec. alcohols are selectively converted in high yields into the corresponding aldehydes using tert.‐butylhydroperoxide and catalytic amounts of Ti‐ or (better) Zr alcoholates.
ChemInform Abstract: Nickel‐Catalyzed Alkylative Alkenation of Orthothioesters with Grignard Reagents: a Convenient Procedure for Introducing the Isopropenyl Group. Synthesis of Substituted 1,3‐Bis(trimethylsilyl)propenes.
Authors: TZENG Y.‐L. , LUH T.‐Y. , FANG J.‐M. 
Published: May 2016

AbstractThe aromatic orthothioesters (I) reacts with the Grignard compounds (II) or (IV) in the presence of a nickel(II) catalyst to produce the 2‐arylpropenes (III) or the 1,3‐bis(trimethylsilyl)‐2‐arylpropenes (V).
ChemInform Abstract: Intramolecular Ene and Related Reactions. Part 5. Stereoselective Formation of trans‐1,2‐Disubstituted Cyclopentanes by Intramolecular Cyclization of Allylsilane‐alkylidene‐1,3‐dioxo Compounds.
Authors: TIETZE L. F. , RUTHER M. 
Published: May 2016

AbstractThe title dioxo compounds, e.g. (I), also undergo cyclization in the presence of Me2AlCl and trimethylsilyltriflate to give the trans cyclopentanes (II) as major products.
ChemInform Abstract: Heterocyclic Substituted Arenediazonium Salts with a Long‐Wavelength Range of Sensitivity. Part 2. 4‐(1‐Heterocyclidene‐2,3‐diaza‐prop‐2‐en‐3‐yl)‐arenediazonium Tetrafluoroborates.
Authors: FANGHAENEL E. + , TSCHOETSCH C. K. J. + , RICHTER A. M. 
Published: May 2016

AbstractThe title compounds (III) and their protonated analogues (V) are prepared as shown.
ChemInform Abstract: Photochemical Reaction of o‐Alkylphenyl 1,3‐Diketones. A New Method for the Preparation of Benzocyclobutenones.
Authors: YOSHIOKA M. , ARAI M. , NISHIZAWA K. , HASEGAWA T. 
Published: May 2016

AbstractThe o‐alkylphenyl 1,3‐diketones (I) undergo intramolecular cyclization upon irradiation, yielding the benzocyclobutenols (II).
ChemInform Abstract: Preparation of Optically Active Stilbene Oxides via Sulfonium Salts Derived from C2 Symmetric Thiolanes.
Authors: BREAU L. , OGILVIE W. W. , DURST T. 
Published: May 2016

AbstractThe thiolane (I) reacts with benzyl bromide (II) and silver perchlorate to give the sulfonium perchlorate (III) which is converted stereoselectively to the oxirane (V) via an ylide intermediate generated in situ.
ChemInform Abstract: α‐Methylene‐β‐S‐thiolactones: Synthesis of a New Heterocycle by Sulfurization of an α‐Methylene β‐Lactone and Its Structure.
Authors: ADAM W. , HASEMANN L. 
Published: May 2016

AbstractStarting from the novel 2‐(2‐adamantylidene)propionic acid (III) the hitherto unknown α‐methylene‐β‐S‐thiolactone (VII) is prepared.
ChemInform Abstract: A Method for the Synthesis of Alkynyl Phenyl Sulfides from Alkynyltrimethylsilanes. A Novel, Efficient Synthesis of the Thienamycin Intermediate from (R)‐3‐Hydroxybutyric Acid.
Authors: MIYACHI N. , SHIBASAKI M. 
Published: May 2016

AbstractTreatment of the β‐amino thioloesters (I) with cuprous triflate and calcium carbonate in refluxing dioxane/benzene results in the formation of the β‐lactams (II) and (III).