bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Stereospecific Synthesis of (+)‐Carbocyclic 2′‐Deoxyadenosine. An Improved Procedure for the Preparation of (+)‐(1R,2S,4R)‐4‐Amino‐2‐hydroxy‐1‐hydroxymethylcyclopentane.
Authors: BERES J. , SAGI GY. , BAITZ‐GACS E. , TOEMOESKOEZI I. + , OETVOES L. + 
Published: May 2016

AbstractThe diol (I) is transformed to the title cyclopentane derivative (VI) via two iododecarboxylation steps.
ChemInform Abstract: Patellazole C: A Novel Cytotoxic Macrolide from Lissoclinum patella.
Authors: ZABRISKIE T. M. , MAYNE C. L. , IRELAND C. M. 
Published: May 2016

AbstractIn contrast to the didemnid tunicate L. patella collected in Palau which produces a family of unique, cytotoxic cyclic peptides, all containing thiazole amino acids, L. patella from the Fiji Islands produces a new family of novel thiazole‐containing polyketide metabolites, the patellazoles A‐C, (Ia)‐(Ic), respectively.
ChemInform Abstract: The Synthesis of a Conjugate of Progesterone with Lucifer Yellow VS: A Potential Probe for Fluoroimmunoassay of Steroids.
Authors: KIRK D. N. , MILLER B. W. 
Published: May 2016

AbstractThe vinyl group of the fluorescent label Lucifer Yellow VS (I) readily undergoes conjugate addition with the steroidal aminobutyrate (II) to give the title compound (III).
ChemInform Abstract: Preparation and Sintering of Colloidal Silica‐Potassium Silicate Gels.
Authors: CAO W. , GERHARDT R. , WACHTMAN J. B. JUN. 
Published: May 2016

AbstractHighly porous silica gels are prepared by using a formamide/water mixture to hydrolyze mixtures of colloidal silica sols and potassium silicate solutions.
ChemInform Abstract: Kinetics of Thermal Devitrification and Correlation with the Change of Electrical Conductivity of Glassy Alloys TixCuyNizSiv.
Authors: SUSIC M. V. , MARICIC A. M. 
Published: May 2016

AbstractAnalyzing the results of thermal and electric measurements for the Ti‐based glassy alloys 50.7 at.% Ti‐47.27 Cu‐2.03 Si, 48.0 Ti‐45.0 Cu‐5.0 Ni‐1.5 Si, and 46.55 Ti‐42.80 Cu‐8.40 Ni‐2.25 Si during the crystallization it follows that the devitrification process occurs via two stages.
ChemInform Abstract: The Anodic Oxidation of Valve Metals. Part 2. The Influence of the Anodizing Conditions on the Transport Processes During the Anodic Oxidation of Zirconium.
Authors: KHALIL N. , BOWEN A. , LEACH J. S. L. 
Published: May 2016

AbstractThe transport numbers for metal and oxygen in anodic ZrO2 are measured as a function of oxide film thickness, growth rate, electrolyte composition, and electric field.
ChemInform Abstract: A New Highly Active Hydrotreating Catalyst Prepared by the Decomposition of Thiotungstatonickelate and Characterized by High Resolution Electron Microscopy.
Authors: ELTZNER W. , BREYSSE M. , LACROIX M. , LECLERCQ C. , VRINAT M. , MUELLER A. + , DIEMANN E. 
Published: May 2016

AbstractThe bisthiometalato complex (I) is used as precursor for the preparation of an unsupported mixed Ni‐W‐sulfide catalyst.
ChemInform Abstract: Reaction of Magnesium Silicide and Silicon Tetrachloride/Trichlorosilane in the Presence of Hydrogen.
Authors: MULLA I. S. , CHOUBE A. C. , DONGARE M. K. , SINHA A. P. B. 
Published: May 2016

AbstractIn the course of the reaction of SiCl4 and H2 with Mg2Si at 400‐500 °C formation of SiH4 is observed by gas chromatography (schematic diagram of the experimental set‐up).
ChemInform Abstract: New Arsenates M(I)3Sc2(AsO4)3 (M(I): K or Rb): Synthesis and Study by X‐Ray Diffraction, Vibrational Spectroscopy, and Ionic Conductivity Measurements.
Authors: WINAND J.‐M. , TARTE P. 
Published: May 2016

AbstractThe isotypic title arsenates, synthesized by solid state reactions between stoichiometric amounts of KHCO3 (or Rb2CO3), Sc2O3, and NH4H2AsO4 at 850 °C, crystallize in the cubic system with Z=16.
ChemInform Abstract: Heterobimetallic Clusters Derived from (MS4)2‐ (M: Mo or W): Synthesis and Structural Characterization of (NMe4)4((CuCl)5Cl2WS4), a Double Cubane‐Like Complex.
Authors: SECHERESSE F. , MANOLI J.‐M. , POTVIN C. , MARZAK S. 
Published: May 2016

AbstractThe hexanuclear complex anion in (III), obtained by the procedure outlined in the scheme, is a new example for discrete copper tetrathiometalate clusters.
ChemInform Abstract: Remarkably Similar Solution and Solid‐State Structures for Two Divergently Reactive Lithium Enolates Derived from Vinylogous Urethanes.
Authors: WILLIARD P. G. , TATA J. R. , SCHLESSINGER R. H. , ADAMS A. D. , IWANOWICZ E. J. 
Published: May 2016

AbstractIn contrast to the known anti‐selectivity of (IIa) in aldol reactions to give, e.g., lactone (IVa), the dimethyl derivative (IIb) undergoes aldol addition surprisingly in the syn‐stereo‐manifold to yield (IVb).
ChemInform Abstract: Cesium Fluoroxysulfate Addition to Alkenes Leading to Vicinal Fluoroalkylsulfates.
Authors: ZEFIROV N. S. , ZHDANKIN V. V. , KOZ'MIN A. S. , FAINZIL'BERG A. A. , GAKH A. A. , UGRAK B. I. , ROMANIKO S. V. 
Published: May 2016

AbstractThe addition of cesium fluoroxysulfate (II) to the alkene (I) yields the salt‐like vicinal fluoro alkyl sulfates (III) and (IV), which are converted to the covalent ethoxysulfates (VI) and (VII).
ChemInform Abstract: Radical Thiylation of Some Unsaturated 1,3‐Dixolanes.
Authors: ETLIS V. S. , SHOMINA F. N. , TSAREVA L. A. , SEMENOVA E. A. , DEGTYAREVA L. M. 
Published: May 2016

AbstractThe radical addition of the thiols (I) to unsaturated 1,3‐dioxolanes such as (II) or (IV) proceeds contrary to the rule of Markovnikov to give the products (III) or (V).
ChemInform Abstract: Synthesis and Reactivity of a Stable Precursor of 2‐Cyano‐1,3‐butadiene.
Authors: BARALDI P. G. , BARCO A. , BENETTI S. , MANFREDINI S. , POLLINI G. P. , SIMONI D. , ZANIRATO V. 
Published: May 2016

AbstractThe sulfolene (III) can serve as a stable precursor for the title compound (V) which undergoes Diels‐Alder reactions with electron‐deficient dienophiles to give the products (VI), (VII), (X), (XII) + (XIII).
ChemInform Abstract: Five‐Membered 2,3‐Dioxoheterocycles. Part 8. Reaction of 1‐Aryl‐4‐aroyl‐5‐methoxycarbonyl‐2,3‐dihydropyrrole‐2,3‐diones with Secondary Aliphatic Amines.
Authors: MASLIVETS A. N. , SMIRNOVA L. I. , ANDREICHIKOV YU. S. 
Published: May 2016

AbstractThe reaction between the title compounds (I) and the secondary alicyclic or acyclic amines (II) affords mixtures of the ring cleaved products (III) (10 derivatives in the original paper) as the main components and minor amounts of the 5‐dialkylamino derivatives (IV).
ChemInform Abstract: Photochemistry of the Nitrogen‐Thiocarbonyl Systems. Part 12. Photochemistry of the N‐Acyllactam and Acyclic Thioimide Systems. Competition Between Paterno‐Buechi Type and Norrish Type 1 Reactions.
Authors: ODA K. , MACHIDA M. , KANAOKA Y. 
Published: May 2016

AbstractPhotolysis of the cyclic (thio)imides (I) with 2,3‐dimethyl‐2‐butene (II) gives the cycloadducts (III) and (IV), together with the cleavage products (V).
ChemInform Abstract: Alkylation Orientation Rules in Conjugate Addition of Grignard Reagents to Nitropyrrole and Nitrothiophene Systems.
Authors: BALLINI R. , BARTOLI G. , BOSCO M. , DALPOZZO R. , MARCANTONI E. 
Published: May 2016

AbstractConjugate addition of the Grignard reagents (II) to the nitropyrroles (I) affords mainly the 5‐alkylation products (IV) whereas the 3‐alkylation products (VI) are predominantly formed from a similar treatment of the nitrothiophene (V).
ChemInform Abstract: Heterogeneous Catalytic Transfer Hydrogenation of 4‐Nitrodiphenylamine to p‐Phenylenediamines.
Authors: BANERJEE A. A. , MUKESH D. 
Published: May 2016

AbstractWhen the nitrodiphenylamine (I) is treated with the alcohols (II) in the presence of Raney‐Ni, reduction and alkylation take place, producing the p‐phenylenediamines (III).
ChemInform Abstract: Chiral Electron‐Transfer Active Quinones with Triptycene Units: Concept for Their Synthesis and Molecular Properties.
Authors: DAUB J. , JAKOB L. , SALBECK J. 
Published: May 2016

Abstract(8 + 2) Cycloaddition of the heptafulvene (I) with the triptycene quinones (II) yields the triptycene azulenoquinones (III), which undergo BBr3 promoted C‐C coupling to give the biaryls (IV).
ChemInform Abstract: Reactions of N,N‐Dialkylynamines and β‐Acylynamines with Ethynyl (p‐Tolyl) Sulfone.
Authors: HIMBERT G. , KOSACK S. 
Published: May 2016

AbstractThe title reaction leads to the sulfinylfurans (III) which may be oxidized to give sulfonylfurans, e.g. (IV).
ChemInform Abstract: Selective Preparation and Cyclization of 2‐(2‐Hydroxyphenyl)‐2‐(isopropylthio)ethanols. New Synthesis of 1‐Benzofurans.
Authors: OTA T. , HASEGAWA S. , INOUE S. , SATO K. 
Published: May 2016

AbstractThe ortho‐selective alkylation of the phenols (I) with the acetates (II), activated by sulfuryl chloride, yields the isopropylthioethanols (III) via (2,3) sigmatropic rearrangement of the corresponding phenoxysulfonium ylides.
ChemInform Abstract: Conjugate Addition with Organometallics and Nitration of Nitroxide (Aminoxyl) Free Radicals. Synthesis of Potentially Useful Cross‐Linking Spin Label Reagents.
Authors: HIDEG K. , HANKOVSZKY H. O. , HALASZ H. A. , SOHAR P. 
Published: May 2016

AbstractConjugate addition of the Grignard (II) to the nitroxide (I) yields the compounds (III) and (IV) as main products; both the inseparable diastereomers undergo nitration to give the separable para‐nitrophenyl derivatives (VI) and (VII).
ChemInform Abstract: New Syntheses of Heterocycles by Wittig Reaction. Part 2. 2,2′‐Biindolyls; 1,2‐Di(2‐indolyl)‐ and 1,2‐Di(1‐benzofuran‐2‐yl)ethylenes.
Authors: CAPUANO L. , DRESCHER S. , HAMMERER V. , HANISCH M. 
Published: May 2016

AbstractThe title compounds (III), (V) and (VIII) may be used as laser dyes.
ChemInform Abstract: 9‐Alkenylcarbazoles. Part 13. Trifluoroacetylation of trans‐ and cis‐9‐Alkenylcarbazoles.
Authors: MOSKALEV N. V. , FILIMONOV V. D. , SIROTKINA E. E. 
Published: May 2016

Abstract9‐Vinylcarbazole (Ia) reacts with trifluoroacetic anhydride (II) to give the trifluoroacetyl derivative (III).
ChemInform Abstract: On the Synthesis of 3(5)‐Carbomethoxy‐4‐hetarylpyrazoles.
Authors: CATIVIELA C. , DIAZ DE VILLEGAS M. D. , MAYORAL J. A. , AVENOZA A. , ROY M. A. 
Published: May 2016

AbstractThe oxazolones (I) are converted to the propenoates (II) which react with diazomethane (III) to give the dihydropyrazoles (IV).
ChemInform Abstract: Pyrazoles. Part 3. N‐1 Protected 4‐Substitued Pyrazoles. Synthesis and NMR Investigation.
Authors: HEINISCH G. , HOLZER W. 
Published: May 2016

Abstract1‐Benzyl‐4‐pyrazolecarbaldehyde (I) is coupled with the CH‐acidic compounds (II) to give the 4‐vinyl derivatives (III).
ChemInform Abstract: Reaction of 4‐Amino‐3‐mercapto‐5‐phenyl‐1,2,4‐triazole with Acylacetylenes.
Authors: GLOTOVA T. E. , NAKHMANOVICH A. S. , SIGALOV M. V. 
Published: May 2016

AbstractThe reaction between (I) and (II), conducted under varied conditions, proceeds regiospecifically to afford the 3‐acylvinyl derivatives (III) in high yields.
ChemInform Abstract: Homolytic Ethoxycarbonylation of Aminopyridines.
Authors: MIN R. S. , AKSENOV V. S. 
Published: May 2016

AbstractIron(II)‐catalyzed reaction of ethyl α‐hydroxy‐α‐hydroperoxypropionate, generated in sity from ethyl pyruvate (II) and hydrogen peroxide, with the aminopyridines (I) or (IV) gives the pyridine carboxylates (III) and (V) ‐ (VII) respectively.
ChemInform Abstract: Synthesis, Platelet Aggregation Inhibitory Activity, and in vivo Antithrombotic Activity of New 1,4‐Dihydropyridines.
Authors: SUNKEL C. E. , FAU DE CASA‐JUANA M. , CILLERO F. J. , PRIEGO J. G. , ORTEGA M. P. 
Published: May 2016

AbstractThe β‐keto esters (III), derived from saccharin, are synthesized from diketene (I) and the trioxobenzoisothiazole (II).
ChemInform Abstract: Carbinolamines from Substituted Tetrahydroisoquinolines.
Authors: MOEHRLE H. + , BIEGHOLDT M. 
Published: May 2016

AbstractOxidative dehydrogenation of the tetrahydroisoquinolines (I) with Hg(II) ethylenediaminetetraacetate and subsequent treatment with conc.
ChemInform Abstract: Synthesis and Spectra of 7‐(o‐ and p‐R‐Phenyl)‐10,10‐dimethyl‐8,9,10,11‐tetrahydrobenz(c)acridin‐8‐ones. Structure Correction of 1,2,3,4‐Tetrahydro‐2,2‐dimethyl‐5‐aryl‐6‐aza‐7,8‐benzophenanthren‐4‐ones.
Authors: CORTES E. , MARTINEZ R. , AVILA J. G. , TOSCANO R. A. 
Published: May 2016

AbstractReaction of the aldehydes (II) with 1‐naphthylamine (III) and dimedone (IV) in benzene or ethanol does not give the compounds (I) as reported in the literature but yields the benzacridinone derivatives (V) which are oxidized, forming the compounds (VI).
ChemInform Abstract: Synthesis of 1,2,4‐Triazolo‐Fused Heterocycles.
Authors: MITRA R. B. , MULJIANI Z. , DESHPANDE S. R. 
Published: May 2016

AbstractAlkylation of the 1,2,4‐triazole (I) with the α‐bromo ketones (II) and subsequent treatment with thionyl chloride give the chloro ketones (IV) which undergo intramolecular ring closure on treatment with a base, producing the triazolooxazines (V).
ChemInform Abstract: Synthesis of Some 6‐Arylamino‐3‐amino‐1,2,4,5‐dithiadiazines.
Authors: SINGH A. P. , SINGH R. , VERMA V. K. 
Published: May 2016

AbstractBenzylation of thiosemicarbazide (I) and subsequent coupling with the phenyl isothiocyanate (IV) give the S‐benzylisothiohydrazodicarbonamides (V) which undergo oxidative ring closure upon treatment with bromine, forming the dithiadiazines (VI).
ChemInform Abstract: Synthesis and Biological Activity of 5‐Phenyl‐1,3,4‐benzotriazepines. Part 12. Preparation of 2‐Amino‐5‐phenyl‐1,3,4‐benzotriazepines from 2‐Aminobenzophenone Hydrazones and Cyanogen Bromide.
Authors: RICHTER P. , MORGENSTERN O. , BESCH A. 
Published: May 2016

AbstractMethylation of the 1,3,4‐benzotriazepine‐2‐thiones (I) and (IV) with methyl iodide (II) leads to the formation of the 2‐methylthio derivatives (III) and (V).
ChemInform Abstract: Phosphenium Cations/Iminophosphane Reactions. Synthesis of a Spiranic Azadiphosphiranium Cation.
Authors: ROQUES C. , MAZIERES M.‐R. , MAJORAL J.‐P. , SANCHEZ M. 
Published: May 2016

AbstractThe phosphenium salts (I) react with the iminophosphane (II) to give the diazaphosphetidines (III) which are converted to the phosphonium triflates (V).
ChemInform Abstract: Polynuclear Mixed‐Metal Complexes. Preparation and Structure of (Mn(III)((OH)2Co(III)(en)2)3)(ClO4)4Cl2·4 H2O.
Authors: THEWALT U. , MUELLER S. + 
Published: May 2016

AbstractAerial oxidation of Mn(II) in an aqueous solution containing ((en)2Co(OH)(H2O))2+ cations gives the title complex (III), which crystallizes in Pbca with Z=8.
ChemInform Abstract: ESR Evidence of the Formation of a New Superoxide Complex of Tetra‐p‐tolylporphyrinatocobalt(II) in Aprotic Solvents.
Authors: OZAWA T. , HANAKI A. 
Published: May 2016

AbstractESR studies on the reactions of the title complex (I) show that in the absence of oxygen in DMSO solution the adduct (II) is formed.
ChemInform Abstract: Conversion of Coordinated Threonine into 3‐Carboxyisothiazoline.
Authors: HARTSHORN R. M. , WILLIS A. C. , SARGESON A. M. 
Published: May 2016

AbstractThe threoninatocobalt(III) complex (I) reacts with thionyl chloride (II) to give the carboxyisothiazoline complex (III).
ChemInform Abstract: Oligophosphane Ligands. Part 29. Chelate‐Phosphane‐Stabilized Rhodium(I) Complexes Containing Terminal Phosphido Ligands: Synthesis, Reactions, and Electronic Structure.
Authors: DAHLENBURG L. , HOECK N. + , BERKE H. 
Published: May 2016

AbstractThe phosphido‐Rh(I) complexes (III) are prepared according to the scheme.
ChemInform Abstract: Radical Dideoxygenation Reaction of a 1,4‐Bisdithiocarbonate: A Strategy for the Synthesis of Chiral Polyhydroxylated Thiolane Derivatives.
Authors: RAO A. V. R. , REDDY K. A. , GURJAR M. K. , KUNWAR A. C. 
Published: May 2016

AbstractThe bis(dithiocarbonate) (I) is cyclized upon treatment with tributyltin hydride, forming the thiolane (II).
ChemInform Abstract: Syntheses and Alkaline Hydrolyses of 2,2′‐Imino‐ and 2,2′‐(Substituted Imino)‐1‐(2′‐deoxy‐β‐D‐arabinofuranosyl)uracils.
Authors: MINAMOTO K. , AZUMA K. , TANAKA T. , IWASAKI H. , EGUCHI S. , KADOYA S. , MOROI R. 
Published: May 2016

AbstractIn order to examine the possibility of "up" amination of the sugar part of pyrimidine nucleosides through pyrimidine N‐cyclonucleosides, the imino compounds (III) and (IV) are synthesized by amination‐cyclization reactions of the anhydrouridine (I).
ChemInform Abstract: The Chemistry of 2′,3′‐Seconucleosides. Part 3. Synthesis and Reactions of Purine‐2,′3′‐secoribonucleosides.
Authors: BEATON G. , JONES A. S. , WALKER R. T. 
Published: May 2016

AbstractThe 5'‐O‐protected purine‐ribonucleosides (I) are transformed into the open‐chain 2',3'‐di‐O‐mesyl derivatives (IV).
ChemInform Abstract: M43 Antibiotics: Methylated Vancomycins and Unrearranged CDP‐I Analogues.
Authors: NAGARAJAN R. , MERKEL K. E. , MICHEL K. H. , HIGGINS H. M. JUN. , HOEHN M. M. , HUNT A. H. , JONES N. D. , OCCOLOWITZ J. L. , SCHABEL A. A. , SWARTZENDRUBER J. K. 
Published: May 2016

AbstractFrom the filtered broth of culture Amycolatopsis orientalis M43‐05865 the M43 complex is obtained and some individual M43 factors are isolated.
ChemInform Abstract: Applications of Enzymes in the Synthesis and Hydrolytic Study of 2‐Deoxy‐α‐D‐glucopyranosyl Phosphate.
Authors: PERCIVAL M. D. , WITHERS S. G. 
Published: May 2016

AbstractThe otherwise unsuccessful synthesis of the extremely labile title compound (IV) is achieved by a two‐step route using a combination of three enzymes (see scheme).
ChemInform Abstract: Valence Isomer Interconversion of Norbornadienes and Quadricyclanes Having an Acyl Group.
Authors: HIRAO K. , YAMASHITA A. , ANDO A. , HAMADA T. , YONEMITSU O. 
Published: May 2016

AbstractAs a model for light energy conversion, eleven acylnorbornadienes such as (III), (VI), and (IX) are prepared.
ChemInform Abstract: Location of Nickel Oxide and Nickel in Silica‐Supported Catalysts: Two Forms of “NiO” and the Assignment of Temperature‐Programmed Reduction Profiles.
Authors: MILE B. , STIRLING D. , ZAMMITT M. A. , LOVELL A. , WEBB M. 
Published: May 2016

AbstractThe preparation of nickel catalysts by impregnation of silicas of different morphologies with Ni(NO3)2 followed by drying and calcination results in the formation of two distinct types of "NiO" which reduce at different temperatures.
ChemInform Abstract: Carbon‐Covered Alumina as a Support for Sulfide Catalysts.
Authors: VISSERS J. P. R. , MERCX F. P. M. , BOUWENS S. M. A. M. , DE BEER V. H. J. , PRINS R. 
Published: May 2016

AbstractThe carrier materials prepared by pyrolysis (873‐973 K) of cyclohexene or ethene on the surface of γ‐Al2O3 (10‐35 wt.% carbon deposited) exhibit promising textural properties: BET surface areas up to 334 m2/g, meso‐ and macropore surface areas reaching values of 190‐270 m2/g, and a narrow pore size distribution in the range 2.5‐10 nm.
ChemInform Abstract: Intramolecular Dynamics of Tetranuclear Carbonyliridium Cluster Compounds. Part 2. Disubstituted Complexes with One Chelating Ligand. Crystal Structure of (Ir4(CO)7(μ‐CO)3(1,5‐cyclooctadiene)).
Authors: STRAWCZYNSKI A. , ROS R. , ROULET R. , GREPIONI F. , BRAGA D. 
Published: May 2016

AbstractThe two complexes (I) bear a bidentate ligand chelating one metal atom of the basal face of the Ir4 tetrahedron.
ChemInform Abstract: Rotational Barriers. Part 2. Energies of Alkane Rotamers. An Examination of Gauche Interactions.
Authors: WIBERG K. B. , MURCKO M. A. 
Published: May 2016

AbstractThe barrier of rotation around C(2)‐C(3) and the trans/gauche energy difference of butane (Ia) is calculated to be 6.34 and 0.86 kcal/mol, resp., using several basis sets.
ChemInform Abstract: Radical Stabilization Energies of Disubstituted Methyl Radicals. A Detailed Theoretical Analysis of the Captodative Effect.
Authors: PASTO D. J. 
Published: May 2016

AbstractThe radical stabilization energies (= the change in total energies of the species in X‐·CH‐Y + CH4‐X‐CH2‐Y + ·CH3) are calculated for some 60 disubstituted methanes and methyl radicals.
ChemInform Abstract: Application of N‐Tritylmethionine in the Preparation of Heterocycles of Biological and Synthetic Interest.
Authors: BARLOS K. , PAPAIOANNOU D. , VOLIOTIS S. 
Published: May 2016

AbstractVarious ring closure reactions of sulfonium salts of N‐tritylmethionine derivatives such as (I), (III), (Vb), or (X) are studied in order to obtain biologically and synthetically interesting cyclic amino acid derivatives such as (II), (IV), (VI), (VII) or (XI).
ChemInform Abstract: Acid‐Catalyzed Rearrangement of Aryl Cyclopropyl Ketones.
Authors: MURPHY W. S. , HANTAWONG K. 
Published: May 2016

AbstractThe rearrangements of 1‐benzoyl‐2‐phenylcyclopropanes (I) (and 10 derivatives substituted in the benzoyl/phenyl moiety with 3‐ and/or 4‐O‐Me) are studied by in situ 1H and 13C NMR spectroscopy to elucidate the mechanism of the formation of tetralones (III) which are generated exclusively via cations (II).
ChemInform Abstract: Are Triplet Exciplexes Involved in (2 + 2) Photocycloaddition of Cyclic Enones to Alkenes?
Authors: SCHUSTER D. I. , HEIBEL G. E. , BROWN P. B. , TURRO N. J. , KUMAR C. V. 
Published: May 2016

AbstractRate constants and quantum yields are presented for (2 + 2) photocycloadditions of enones (I) and (II) with all alkenes (V)‐(IX), of enone (III) with alkenes (Va), (VII), and (IXb), and of enone (IV) with (Va) and (VIIa).
ChemInform Abstract: Aminoacryl Derivatives. Part 22. Synthesis, 13C NMR Spectra, and X‐Ray Investigation of “Push‐Pull” Diacetylenes.
Authors: GALLI R. , NEUENSCHWANDER M. , ENGEL P. 
Published: May 2016

AbstractIn addition to the known diacetylenes (I), (IIc), and (IId), the new compounds (IIa) and (IIb) are prepared.
ChemInform Abstract: Syntheses and Chiroptical Properties of 4‐Oxo‐ and 4‐Methyl‐2‐adamantylidene Derivatives.
Authors: WALBORSKY H. M. , REDDY S. M. 
Published: May 2016

AbstractPCC oxidation of the hydroxyadamantanes (I) yields the 4‐oxo‐2‐adamantylidene derivatives (II).
ChemInform Abstract: A Facile and Efficient Preparative Method of Methyl 2‐Arylpropanoates by Treatment of Propiophenones and Their Derivatives with Iodine or Iodine Chlorides.
Authors: YAMAUCHI T. , HATTORI K. , NAKAO K. , TAMAKI K. 
Published: May 2016

AbstractTreatment of propiophenones such as (I) or its derivatives (IV) or (V) with iodine or iodine chlorides and trimethyl orthoformate (II) yields the 2‐arylpropanoates mentioned in the title, e.g. (III).
ChemInform Abstract: Synthesis of 1‐Aryl‐5‐arylazo‐3‐(phenylsulfonyl)pyrazol‐4‐ols from 1‐Bromo‐3‐phenylsulfonyl‐2‐propanone.
Authors: TAKAHASHI M. , ABE H. , TETSUKA T. 
Published: May 2016

AbstractThe α‐bromo‐α'‐(phenylsulfonyl) ketone (I) mentioned in the title reacts with the aryldiazonium chlorides (II), forming the 5‐arylazohydroxy(phenylsulfonyl)pyrazoles (IV) via the pyrazolones (III).
ChemInform Abstract: Synthesis of Heterocyclic Compounds from 3‐Acetyl‐3‐chloropropyl Acetate.
Authors: D'AMICO J. J. , BOLLINGER F. G. , THOMPSON M. , FREEMAN J. J. , DAHL W. E. , PUSTINGER J. V. 
Published: May 2016

Abstract3‐Acetyl‐3‐chloropropyl acetate (II) reacts with the potassium salt (I) of 2‐mercaptobenzimidazole to give the cyclization product (III) which is coupled with 4‐fluorophenyl isocyanate (IV), forming the carbamate (V).
ChemInform Abstract: The Preparation of 3‐Hydrazino‐4‐hydroxy‐ and 3‐Hydrazino‐4‐methoxypyridine from Sydnones.
Authors: EL‐BAKOUSH M. M. , PARRICK J. 
Published: May 2016

AbstractThe 3‐aminopyridine hydrochlorides (I) react with butyl glyoxalate (II) to give the glycine ester hydrochlorides (III) via the imines.
ChemInform Abstract: New Heterocyclic Compounds Derived from Diethyl 2,5‐Dioxo‐1,4‐cyclohexanedicarboxylate and 2‐Aminobenzophenone.
Authors: KITAHARA K. , NISHI H. 
Published: May 2016

AbstractTwo equivalents of 2‐aminobenzophenone (II) and the cyclohexane‐1,4‐dione‐2,5‐dicarboxylate (I) give the pentacyclic cyclocondensation product (III) which is dehydrogenated with chloranil to form the aromatic system (IV).