bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Ferroelectric Liquid Crystal with Extreme Polarization: X‐Ray Structure Analysis of the Crystalline Phase.
Authors: COLQUHOUN H. M. , DUDMAN C. C. , O'MAHONEY C. A. , ROBINSON G. C. , WILLIAMS D. J. 
Published: May 2016

AbstractOptically pure (III) (and analogously its enantiomer) is prepared from (I) via the diastereomers (II) which are resolved.
ChemInform Abstract: Metal‐Containing Heterocycles: Preparation, Properties, Reactions. Part 69. Independent Mechanisms of the Cyclocotrimerization of Thiophosphinito Manganese Complexes with Alkynes. ‐ An Easy Access to Five‐Membered Heterocycles.
Authors: LINDNER E. , KAESS V. + , MAYER H. A. 
Published: May 2016

AbstractIn solution the dimeric thiophosphinito‐Mn complexes (I) are in equilibrium with the appropriate monomeric species (II), which are kinetically stabilized in the case of (IIc) and (IId).
ChemInform Abstract: Sequential Wittig Oxyanion‐Accelerated Cope Reactions of 2,2,2‐Triphenyl‐5‐vinyl‐1,2λ5‐oxaphospholane.
Authors: ENHOLM E. J. , SATICI H. , PRASAD G. 
Published: May 2016

AbstractCoupling of the phosphonium salt (I) with vinyloxirane (II) gives the hydroxyalkenylphosphonium bromide (III) which is cyclized, forming the title compound (IV).
ChemInform Abstract: VO(OR)Cl2‐Induced Oxidative Aromatization of α,β‐Unsaturated Cyclohexenones.
Authors: HIRAO T. , MORI M. , OHSHIRO Y. 
Published: May 2016

AbstractThe cyclohexenones (I) are heated with ethoxyvanadyl dichloride (II) in ethanol (III) to produce the ethoxybenzenes (IV).
ChemInform Abstract: Chemistry of Oxaziridines. Part 12. Oxidation of Alkylidenetriphenylphosphoranes with N‐Sulfonyloxaziridines.
Authors: DAVIS F. A. , CHEN B.‐C. 
Published: May 2016

AbstractThe acylmethylenephosphoranes (I) are treated with 2‐(phenylsulfonyl)‐3‐phenyloxaziridine or the known camphorylsulfonyloxaziridine to give the symmetrical 1,2‐diacylethenes (IIa) and (IIb) and the bis(methoxycarbonyl)ethene (IIc) with the predominance of the E‐isomers.
ChemInform Abstract: Redox Chemistry of Diphenyl Diselenide and Its Chemistry in the Presence of Protons, Hydroxide, Water, and Hydrogen Peroxide.
Authors: SOBKOWIAK A. , SAWYER D. T. 
Published: May 2016

AbstractIn acetonitrile, diphenyldiselenide undergoes a reversible one‐electron reduction, which is similar to the electrochemical behavior of O2.
ChemInform Abstract: Clathrate Formers with Allene Structure ‐ Host Compounds, Crystal Inclusion, and Structure of a Dioxane Clathrate.
Authors: WEBER E. , SEICHTER W. , GOLDBERG I. 
Published: May 2016

AbstractFifteen tetraaryl‐substituted allenes such as (III)‐(V) are prepared, and their properties in crystal inclusion are determined.
ChemInform Abstract: Bacterial Metabolism of 6,7‐Dihydro‐5H‐benzocycloheptene by Pseudomonas putida. Synthesis and Absolute Configuration of Benzylic Alcohol and cis‐Diol Metabolites of 6,7‐Dihydro‐5H‐benzocycloheptene.
Authors: BOYD D. R. , DORRITY M. R. J. , MALONE J. F. , MCMORDIE R. A. S. , SHARMA N. D. , DALTON H. , WILLIAMS P. 
Published: May 2016

AbstractThe synthesis of optically pure metabolites such as (VII), (VIII) and (IX) is described.
ChemInform Abstract: New Reactions of a Thionitrosoarene.
Authors: TAKAHASHI M. , OKAZAKI R. , INAMOTO N. 
Published: May 2016

AbstractThe 3‐azido‐2,1‐benzisothiazole (I) is thermally or photolytically cleaved to generate the intermediate thionitrosoarene (II) which is transformed into the products (III) ‐ (V) or is trapped with the diazo compounds (VI) to give the imines (VIIIa), (VIIIc), or the thiocarbonylimine (IXb) via the thiatriazoles (VII).
ChemInform Abstract: Lewis‐Acid‐Catalyzed Fries Rearrangement of Isopropylcresol Esters.
Authors: MARTIN R. , DEMERSEMAN P. 
Published: May 2016

AbstractEsters of type (II) and (VI) undergo normal Fries rearrangement when treated by method A. However, in the presence of AlCl3 at 100 °C (method B) alkyl migration takes place.
ChemInform Abstract: Efficient Procedures for in situ Trapping of (R)‐ and (S)‐Glyceraldehyde Acetonides by Stabilized Wittig Reagents.
Authors: LEONARD J. , MOHIALDIN S. , SWAIN P. A. 
Published: May 2016

AbstractOxidative cleavage of the mannitol diacetonide (I) with lead tetraacetate generates the acetonide (R)‐(II) of (R)‐glyceraldehyde.
ChemInform Abstract: Reactions of Pentafluoropyridine with Organo‐Silicon Compounds in the Presence of Fluoride Ions.
Authors: ARTAMKINA G. A. , KOVALENKO S. V. , BELETSKAYA I. P. , REUTOV O. A. 
Published: May 2016

AbstractIn the presence of an F‐ source the reactions between pentafluoropyridine (I) and the organo‐silicon compounds (II) afford the 4‐substituted tetrafluoropyridines (III) in fair to high yields.
ChemInform Abstract: Dehydration of 2‐(2‐Hydroxyethyl)benzimidazole. Synthesis of 6,13‐Dimethyl‐5H,12H‐pyrazino(1,2‐a:4,5‐a′)bisbenzimidazole.
Authors: POPOV I. I. 
Published: May 2016

AbstractDehydration of 2‐(2‐hydroxyethyl)benzimidazole (I) in the presence of acids gives the pyrazinobisbenzimidazole (II).
ChemInform Abstract: Metal Complexes of Molecular Clefts. The Synthesis and X‐Ray Crystal Structures of a Mononuclear Barium and Four Binuclear Silver(I) Complexes of Bibracchial Tetraimine Schiff‐Base Macrocycles.
Authors: ADAMS H. , BAILEY N. A. , CARLISLE W. D. , FENTON D. E. , ROSSI G. 
Published: May 2016

AbstractThe binuclear Ag(I) complexes (I) (yield 72‐80%) and the mononuclear Ba complex (II) (78%) of the macrocycles L are synthesized by the "2 + 2" condensation of 2,6‐diacetylpyridine and the correspondingly functionalized triamines in the presence of AgNO3/NaClO4 or Ba(ClO4)2 in refluxing methanol.
ChemInform Abstract: Alkyne ⇌ Vinylidene Rearrangements on Tetranuclear Clusters.
Authors: ALBIEZ T. , POWELL A. K. , VAHRENKAMP H. 
Published: May 2016

AbstractThe expansion of the vinylidene‐bridged FeCo2 clusters (I) with the cyclopentadienyl‐Rh building block (II) yields the two isomeric alkyne‐bridged FeCo2Rh clusters (III) ((IIIa): space group P21/c, Z = 8) and (IV) ((IVa): Pnma, Z=4).
ChemInform Abstract: Photoinduced Molecular Transformations. Part 106. Intramolecular Addition vs β‐Scission of Oxyl Radicals Generated from A‐Homo‐5α‐cholest‐1‐en‐4α‐ and ‐4β‐ol Hypoiodites and 4‐Methyl‐A‐homo‐5α‐cholest‐1‐en‐4α‐ and ‐4β‐ol Hypoiodites.
Authors: SUGINOME H. , YAMAMOTO Y. , ORITO K. 
Published: May 2016

AbstractOn irradiation in the presence of I2 and HgO, the 4‐methyl‐A‐homo‐5α‐cholest‐1‐en‐4‐ols (IX) and (X) give similar results as the parent compounds (II) and (III).
ChemInform Abstract: Preparation of 2,4‐Bis(methylsulfonyl)‐1‐naphthyl (BMSN) Active Esters and Their Potential Utility in Peptide Bond Formation.
Authors: BEREZNAK J. F. , JOULLIE M. M. 
Published: May 2016

Abstract1‐Naphthol (I) is converted to the 2,4‐di(methylthio) derivative (V) via reduction and methylation of the di(thiocyanate) (III).
ChemInform Abstract: Synthesis of Vinca Alkaloids and Related Compounds. Part 48. Synthesis of (+)‐Catharanthine and (.+‐.)‐Allocatharanthine.
Authors: SZANTAY C. , BOELCSKEI H. + , GACS‐BAITZ E. 
Published: May 2016

AbstractCoupling of catharanthine (IXa), the major alkaloid of Catharanthus roseus, with vindoline leads to vinblastine derivatives which show antitumor activity.
ChemInform Abstract: The Alkaloids of Picrasma javanica: Further Studies.
Authors: ARBAIN D. , BYRNE L. T. , SARGENT M. V. , SKELTON B. W. , WHITE A. H. 
Published: May 2016

AbstractThe structures of hydroxydehydrocrenatine and hydroxycrenatine (isolated from P. javanica and reported to be the 5‐hydroxy compounds) are revised to the 8‐hydroxy compounds (Ia) (space group P1 with Z=4) and (Ib), respectively.
ChemInform Abstract: Synthesis of the Methyl Ethers of (.+‐.)‐Grandisol and (.+‐.)‐Fragranol by the Reaction of an Olefin with a Ketene Immonium Ion.
Authors: GRANDGUILLOT J.‐C. , ROUESSAC F. 
Published: May 2016

AbstractWith a view to preparing terpenes related to pheromones the title compounds are synthesized via (2 + 2) cycloaddition of the title immonium ion, derived from the amine (I), with the alkene (II).
ChemInform Abstract: Origin of the Solvent Effect on the Photolysis of Co(NH3)5Br2+ at 254 nm in a Water‐Acetonitrile Solvent System.
Authors: LANGFORD C. H. , LINDSAY E. 
Published: May 2016

AbstractMeasurements of the quantum yield as a function of the MeCN:H2O ratio for the title reaction (yielding a Co(II) species and a Br radical) show that variations of the viscosity or the polarity of the solvent do not explain the observed solvent effect.
ChemInform Abstract: Synthesis and Crystal Structure of Two Polymorphs of (NH4)2Mo4O13, Orthorhombic (o) and Triclinic (t).
Authors: BENCHRIFA R. , LEBLANC M. , DE PAPE R. 
Published: May 2016

AbstractThe hydrothermal treatment of an (NH4)2O/MoO3 mixture at 200 °C (teflon autoclave) yields (NH4)2Mo2O7, (NH4)8Mo10O34 and the title compound (NH4)2Mo4O13 (I).
ChemInform Abstract: Dynamics of Agostic Complexes of the Type C5R5(C2H4)M(CH2CH2‐μ‐H)+. Energy Differences Between and Ancillary Ligand Control of Agostic and Terminal Hydride Structures.
Authors: BROOKHART M. , LINCOLN D. M. , BENNETT M. A. , PELLING S. 
Published: May 2016

AbstractThe degenerate interconversions of the two enantiomeric forms of the agostic title complexes (M: Co; R: H, Me) via the sym. terminal hydrides (C5R5)Co(C2H4)2H+ are investigated by 13C NMR spectroscopy at 100.6 MHz in the temp. range ‐80 to ‐100 °C. The determined free energies of activation for this process (5.3 kcal/mol) represent a maximum energy difference between the agostic and terminal hydride structures.
ChemInform Abstract: A Light‐Initiated Process for Rapid Debenzylation of Carbohydrates.
Authors: BINKLEY R. W. , HEHEMANN D. G. 
Published: May 2016

AbstractThe diarabinosides (Ia) ‐ (Ic) and the methyl α‐arabinohexopyranosides (Id) ‐ (If) are O‐debenzylated upon irradiation in the presence of N‐bromosuccinimide and calcium carbonate to give the pyranosides (II).
ChemInform Abstract: Sodium Mercury Edetate Dehydrogenation of N‐Aliphatic Substituted 1,2,3,6‐Tetrahydropyridine Derivatives.
Authors: MOEHRLE H. + , OTTERSBACH D. 
Published: May 2016

AbstractOxidative dehydrogenation of the tetrahydropyridine derivative (I) and the piperidine derivatives (VI) with the mercury(II)‐EDTA complex in water leads in all cases to the formation of the 4‐hydroxypiperidone (II) as the main reaction product, together with small amounts of the dihydropyridone (III), the pyridone (IV), and benzaldehyde (V).
ChemInform Abstract: Halogenation Using Quaternary Ammonium Polyhalides. Part 22. Selective Bromination of Aromatic Ethers with Benzyltrimethylammonium Tribromide.
Authors: KAJIGAESHI S. , MORIWAKI M. , TANAKA T. , FUJISAKI S. , KAKINAMI T. , OKAMOTO T. 
Published: May 2016

AbstractThe reaction of aromatic ethers such as (I) with a stoichiometric amount of benzyltrimethylammonium tribromide in dichloromethane‐methanol gives only mono‐substituted ethers such as (II), whereas in acetic acid‐ZnCl2 di‐ or tri‐substituted ethers such as (III) are selectively obtained in quantitative yields.
ChemInform Abstract: Rapid Synthesis of α,β‐Unsaturated Iodides: Iodination Under Vacuum with Solid Diphosphorus Tetraiodide.
Authors: LASNE M.‐C. , CAIRON P. , VILLEMIN D. 
Published: May 2016

AbstractThe allylic alcohols (I) are converted to the corresponding iodides (II) by treatment with solid diphosphorus tetraiodide either in the vapor phase or in hot carbon disulfide.
ChemInform Abstract: Cu(II)‐Catalyzed Hydrolysis of an Unactivated Ester Based on Reversible Conjugate Addition.
Authors: DUERR B. F. , CZARNIK A. W. 
Published: May 2016

AbstractConjugate addition of the diamine (II) to methyl acrylate (I) produces the β‐amino acid ester (III) which is hydrolyzed in the presence of various metal dications to yield the corresponding acid (IV).
ChemInform Abstract: Reaction of the Ethyl Esters of Methoxy‐ and Halosubstituted Benzylidenehydrazides of Oxalic Acid with the Grignard Reagent.
Authors: BERDINSKII I. S. , POSYAGINA E. YU. , ORLOVA L. D. , LYADOVA A. A. 
Published: May 2016

AbstractThe title reactions afford the arylidenehydrazides (IIIb), (IIIe) as the sole products or mixtures of the arylidenehydrazides (IIIa), (IIIc), (IIId) and the diarylmethylhydrazides (IVa), (IVc), (IVd), depending on the nature of the radical R of the Grignard reagents RMgBr (II).
ChemInform Abstract: Synthesis, Structure, and Transformation of 1‐Amino‐5‐phenyl‐2,6,6‐tricyano‐3‐cyclopropyl‐1,3‐cyclohexadiene into 6‐Phenyl‐2‐dicyanomethylene‐3‐cyano‐4‐cyclopropyl‐1,2‐dihydropyridine.
Authors: NESTEROV V. N. , SHKLOVER V. E. , SHARANIN YU. A. , STRUCHKOV YU. T. , KHOROSHILOV G. E. 
Published: May 2016

AbstractThe cyclohexadiene derivative (III) mentioned in the title is obtained by reaction of the malononitriles (I) and (II).
ChemInform Abstract: Methoxyethoxymethyl, t‐Butoxymethyl, and Benzyloxymethyl Substituents as 1‐Protecting Groups Against Organolithium Reagents in the Syntheses of Imidazoles.
Authors: NGOCHINDO R. I. 
Published: May 2016

AbstractThe imidazoles (I), protected by the title substituents, undergo quantitative monolithiation at ‐78 °C; the protecting groups are, consequently, complementary to existing protecting groups in the imidazole chemistry.
ChemInform Abstract: Donor‐Substituted 2,5‐Dihydropyrazines as Dienophiles in the Diels‐Alder Reaction with Inverse Electron Demand. A Simple Synthesis of Substituted Pyrazino(2,3‐d)pyridazines.
Authors: SEITZ G. , WASSMUTH H. 
Published: May 2016

AbstractInverse (4 + 2)cycloaddition reaction of the 1,2,3,5‐tetrazine (I) with the electron‐rich 2,5‐dihydropyrazines (II) leads to the formation of the title compounds (III).
ChemInform Abstract: Convenient Synthesis of Silyl Ketenes from 1‐tert‐Butoxy‐2‐silylethynes.
Authors: VALENTI E. , PERICAS M. A. , SERRATOSA F. 
Published: May 2016

AbstractThe tert‐butoxyethynylsilanes (III) are prepared by base‐induced coupling of tert‐butoxyacetylene (I) or Z‐bromovinyl tert‐butyl ether (IV) with the chlorosilanes (II).
ChemInform Abstract: Addition of Stannyl Phosphines to Alkynes and Allenes.
Authors: MITCHELL T. N. , BELT H.‐J. 
Published: May 2016

AbstractDiphenyl(trimethylstannyl)phosphine (II) adds to terminal and non‐terminal alkynes such as (I) and allenes such as (V) under free‐radical conditions.
ChemInform Abstract: Metal‐Metal Bonds Involving Vanadium Atoms. A Facile Synthesis of a Novel Divanadium Tetrakis(dithioacetate) That Contains Two .mu±eta.2‐S2 Bridges from Bis(benzene)vanadium(0) and Dithioacetic Acid.
Authors: DURAJ S. A. , ANDRAS M. T. , KIBALA P. A. 
Published: May 2016

AbstractThe diamagnetic title complex (III) crystallizes in P21/c with Z=2.
ChemInform Abstract: Metal‐Mediated Addition of Carbon Dioxide to the Activated Benzene in (Cr(η4‐C6H6)(CO)3)2‐.
Authors: CORELLA J. A. II , COOPER N. J. 
Published: May 2016

AbstractThe benzene ligand in the complex (I) can be activated toward electrophiles by potassium naphthalenide reduction to the dianionic η4‐benzene complex (II).
ChemInform Abstract: Reactions of the Novel (Cp2MoCl2)2+ Cation with Organothiolates to Give Molybdenocene(VI) Dithiolates and the Oxidation of Cp2Mo(SR)2 to Give (Cp2Mo(SR)2)2+.
Authors: GOWIK P. K. , KLAPOETKE T. M. + 
Published: May 2016

AbstractThe title reactions lead to the formation of the first molybdenocene(VI) dithiolate complexes (IV) which are characterized by NMR, IR, and mass spectroscopic data.
ChemInform Abstract: A Stable 6‐Metalated 1‐Azafulvene: Synthesis and Reactions of Cyclic Ru(C(C4H3N)SCNMe2S)(η2‐S2CNMe2)(CO)(PPh3) and Crystal Structure of Cyclic (Ru(=C(SCNMe2S)(2‐pyrrolyl))(η2‐S2CNMe2)(CO)(PPh3))+.
Authors: IRVINE G. J. , RICKARD C. E. F. , ROPER W. R. , WRIGHT L. J. 
Published: May 2016

AbstractDimethyldithiocarbamate displaces chloride from both the carbene center and the metal in the carbene‐Ru complex (I) to give the stable Ru‐substituted 1‐azafulvene (III).
ChemInform Abstract: Synthesis of Compounds with Juvenile Hormone Activity. Part 28. Synthesis of (‐)‐Juvenile Hormone I, the Antipode of the Natural Compound.
Authors: MORI K. , FUJIWHARA M. 
Published: May 2016

AbstractThe synthesis of unnatural (‐)‐juvenile hormone I (VI) starts from (+)‐(I) (1.6% overall yield) and leads via the antipode (‐)‐(I).
ChemInform Abstract: Mass‐Transfer Measurements of Copper Deposition in a Fluosilicate Electrolyte.
Authors: UCEDA D. , O'KEEFE T. , COLE E. 
Published: May 2016

AbstractThe diffusion coefficient of Cu2+ in fluosilicate solutions and the mass transfer parameters for Cu deposition are determined under various conditions and the results are compared with those obtained in acidic sulfate electrolytes.
ChemInform Abstract: Ternary BaAl4‐Type Derivatives. Preparation and Crystal Structure of CaCu2As2, Ca2Cu6P5, and Ba2Cu3P4.
Authors: PILCHOWSKI I. , MEWIS A. 
Published: May 2016

AbstractThe title compounds are prepared by annealing mixtures of the corresponding elements at 900‐950 °C. CaCu2As2 and Ca2Cu6P5 crystallize in the space group I4/mmm with Z=2, Ba2Cu3P4 belongs to space group Ibam, Z=4.
ChemInform Abstract: Diastereoselective Nitrile Oxide and Nitrone Additions.
Authors: OLSSON T. , STERN K. , WESTMAN G. , SUNDELL S. 
Published: May 2016

AbstractNitrile oxide addition to the acrylates (Ia) and (Ib) (space group P21 with Z=2) provides products (III) in high yields.
ChemInform Abstract: Oxidation of Aminophenols by 4a‐Hydroperoxy‐5‐ethyllumiflavin Anion. Flavoenzyme Hydroxylase Mechanism.
Authors: KEUM S.‐R. , GREGORY D. H. , BRUICE T. C. 
Published: May 2016

AbstractThe pseudo‐first‐oder rate constant at saturation is independent of the structure of the oxidizable anions such as (I), (V), and (VI).
ChemInform Abstract: Reagents for the Directed Modification of Biopolymers. Part 4. Synthesis of 1‐(p‐Isothiocyanatophenyl)ethylenediaminetetraacetic Acid and Its Complex with Europium.
Authors: SHISHKIN G. V. , GRACHEVA E. A. , PRIKHOD'KO T. A. , VYSOCHIN V. I. , SIL'NIKOV V. N. , DORONINA S. O. , LUK'YANCHUK N. P. , DOROGINA A. V. , KUZNETSOVA E. N. 
Published: May 2016

AbstractThe preparation of the title compound (XII) and its conversion to its Eu(III) complex are described.
ChemInform Abstract: S‐Aryl (Tetramethyl)isothiouronium Salts as Possible Antimicrobial Agents. Part 4.
Authors: TAIT A. , GAMBERINI G. , GIOVANNINI M. G. , DI BELLA M. 
Published: May 2016

AbstractThe hydrophobicity of fifty‐five literature‐known isothiouronium salts such as (I) are determined by 1‐octanol/water partition.
ChemInform Abstract: Synthesis of 2‐(((p‐Nitrophenyl)sulfonyl)oxy) 3‐Keto Esters from 3‐Keto Esters and (p‐Nitrophenyl)sulfonyl Peroxide.
Authors: HOFFMAN R. V. , WILSON A. L. , KIM H.‐O. 
Published: May 2016

Abstractβ‐Keto esters such as (I) are converted into the title compounds (III) by reaction with the nosyl (= p‐nitrophenylsulfonyl) peroxide (II).
ChemInform Abstract: Cyclofunctionalization of Epoxy Alcohol Derivatives. Part 4. Cyclization of Sulfonyl Ester Dianions. A Synthesis of MeBMT.
Authors: MCCOMBIE S. W. , SHANKAR B. B. , GANGULY A. K. 
Published: May 2016

AbstractThe epoxyalkyl arenesulfonylcarboxylates (III) and (V) undergo rearrangement upon treatment with LDA and subsequent acidic work‐up to form the arenesulfonyl γ‐lactones (IV) or (VI).
ChemInform Abstract: Difunctionalized 4‐Nitroisoxazoles as Dienophilic in Diels‐Alder Reactions.
Authors: NESI R. , GIOMI D. , PAPALEO S. , CORTI M. 
Published: May 2016

AbstractCycloaddition reaction of the 4‐nitrooxazoles (I) with the dimethylbutadiene (IIa) gives the fused cyclohexenes (III) (= IV), together with the elimination products (V), whereas (I) and isoprene (IIb) form the isomers (III) and (IV).
ChemInform Abstract: Potential Antimalarials. Part 9. Di‐Mannich Bases of 4‐(7′‐Trifluoromethylquinazolin‐4′‐ylamino)phenol and 4‐(7′‐Trifluoromethylquinolin‐4′‐ylamino)phenol.
Authors: BARLIN G. B. , JIRAVINYU C. 
Published: May 2016

AbstractA series of the title di‐Mannich bases such as (I) and (II) are known or prepared by standard methods.
ChemInform Abstract: Electrochemical Oxidation of Benzyl Chlorides: A New Synthesis of 5‐Methyl‐2‐pyrazinecarboxylic Acid.
Authors: BORSOTTI G. P. , FOA' M. , GATTI N. 
Published: May 2016

AbstractBy selective electrochemical oxidation at a nickel hydroxide electrode, benzyl chlorides, e.g. (I), are converted to the corresponding acids, e.g. (II).
ChemInform Abstract: Geminal Alkylation: Substitutions of Allyl Sulfones. Regiocontrol via Molybdenum Catalysis.
Authors: TROST B. M. , MERLIC C. A. 
Published: May 2016

AbstractThe allyl sulfones (I) are bislithiated and subsequently coupled with the dihalides (II) to give the cyclic derivatives (III).
ChemInform Abstract: Photolytic Ring‐Expansions of 6‐Azidoquinolines and 6‐Azidodiazines: Some Unexpected Azepine Ring‐Opening Reactions.
Authors: HAYES R. , SCHOFIELD J. M. , SMALLEY R. K. , SCOPES D. I. C. 
Published: May 2016

AbstractPhotolysis of 6‐azidoquinazoline (I) in the presence of MeOK (II) in MeOH/dioxane according to method A) unexpectedly affords the azepine (III) instead of the expected "unreduced" pyrimidoazepine.
ChemInform Abstract: Tribenzyltin‐ and Tribenzyltitaniumcyclopentadienyl.
Authors: JACOB K. , GLANZ M. , HOLECEK J. , LYCKA A. 
Published: May 2016

AbstractThe cerium compound (I), which contains σ‐ as well as π‐bounded cyclopentadienyl rings, reacts with the chlorides (II) and (IV) to give the products (III) and (V), respectively.
ChemInform Abstract: Syntheses of a σ,π‐Bidentate Bicyclo(3.2.1)octene Complex of Manganese via Carbene‐Dienyl Coupling and of a Novel η2‐Arene Species.
Authors: WANG C. , LANG M. G. , SHERIDAN J. B. , RHEINGOLD A. L. 
Published: May 2016

AbstractThe formation of (VI) demonstrates an approach to the construction of bicyclic ring systems via the intramolecular coupling of two unsaturated ligands at a metal center.
ChemInform Abstract: Bioconversion of (+)‐Fenchone to (+)‐6‐endo‐Hydroxyfenchone by Aspergillus niger.
Authors: MIYAZAWA M. , YAMAMOTO K. , NOMA Y. , KAMEOKA H. 
Published: May 2016

AbstractIn contrast to the title conversion the microbial transformation of (+)‐fenchone (I) by Corynebacterium sp.
ChemInform Abstract: A Novel Cyclization Reaction of a C‐6 Substituted Uridine Analog: An Entry to 5,6‐Dialkylated Uridine Derivatives.
Authors: WANG B. , KAGEL J. R. , RAO T. S. , MERTES M. P. 
Published: May 2016

AbstractThe uridine (I) is coupled with the acetal (II) and then cyclized in the presence of trifluoroacetic acid to form the hydroxy compound (IV).
ChemInform Abstract: Pulsed‐Nozzle Fourier‐Transform Microwave Spectroscopy of Laser‐Vaporized Metal Oxides: Rotational Spectra and Electric Dipole Moments of YO, LaO, ZrO, and HfO.
Authors: SUENRAM R. D. , LOVAS F. J. , FRASER G. T. , MATSUMURA K. 
Published: May 2016

AbstractThe microwave spectra of the title compounds are obtained by coupling a laser‐ablation source to a pulsed‐nozzle Fourier transform microwave spectrometer (detailed description of the instrumentation).
ChemInform Abstract: Intramolecular Michael Addition of Chiral Imines to Enoates: A New Asymmetric Carbocyclization Reaction.
Authors: DUMAS F. , D'ANGELO J. 
Published: May 2016

AbstractThe imines (I), (III) and (V) are cyclized to the ketones (II), (IV) and (VI) by using three methods of activation: high pressure, heating and Lewis acid.
ChemInform Abstract: A Synthesis of Polycyclic Aromatic Compounds by the Ca(OAc)2‐Induced Aromatization of Polyoxoalkanedioates Generated from Diesters and Acetoacetate Dianion.
Authors: YAMAGUCHI M. , HASEBE K. , HIGASHI H. , UCHIDA M. , IRIE A. , MINAMI T. 
Published: May 2016

AbstractThe 1,5‐dicarboxylates (I) are coupled with two equivalents of the methyl acetoacetate (II) dianion to form the intermediate tetraoxodicarboxylates (III) which are directly cyclized, yielding the hydroxytetralones (IV).
ChemInform Abstract: Photooxygenation of Benzene Derivatives by a Novel Derivative of the Heterocyclic N‐Oxide, Pyrimido(5,4‐g)pteridine 5‐Oxide, Involving a Single Electron Transfer Process.
Authors: SAKO M. , OHARA S. , SHIMADA K. , HIROTA K. , MAKI Y. 
Published: May 2016

AbstractThe photochemical oxygenation of benzene (I) and its derivatives (III) and (IX) by two N‐oxides is investigated.