bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Preparation and Comparative Studies of Some Substituted 4‐Thiazolidinones and 2‐Azetidinones Linked to 1,3,4‐Thiadiazole.
Authors: CHANGANI V. S. , KALAVADIA A. V. , MANVAR U. V. , JOSHI G. K. 
Published: May 2016

AbstractThe azomethines (III), prepared by coupling the diaminothiadiazole (I) with the ketones (II), react with ketene to give the bisazetidinones (V).
ChemInform Abstract: The Use of Acyl Derivatives of N‐Hydroxy‐2‐thiopyridone in a Simple Synthesis of Pyrrolidines and Tetrahydrofurans.
Authors: CASTAGNINO E. , CORSANO S. , BARTON D. H. R. 
Published: May 2016

AbstractIrradiation of the N‐(acyloxy)thiopyridones (Ia) and (Ib) gives the 2‐pyridylthiomethyl heterocycles (II) which are reductively desulfurized to yield N‐acetyl‐3‐methylpyrrolidine (IIIa) or 3‐methyltetrahydrofuran (IIIb).
ChemInform Abstract: Synthesis and Lithiation of γ,γ‐Difunctionalized Ketene Dithioacetals. Access to a New Synthetic Equivalent of a β‐Hydroxy‐β‐lithioacrylate. X‐Ray Molecular Structure of 2‐(1,3‐Dithian‐2‐ylidenemethyl)‐1,3‐dithiane.
Authors: DZIADULEWICZ E. , GILES M. , MOSS W. O. , GALLAGHER T. , HARMAN M. , HURSTHOUSE M. B. 
Published: May 2016

AbstractWhereas the ketene dithioacetals (III) do not generate allylic anions under a variety of conditions, the analogue (VIII) (space group P21/c; Z=4) is readily deprotonated with LDA; the anion formed reacts with electrophiles, e.g. (IX), to give adducts such as (X).
ChemInform Abstract: Synthesis and Biological Activity of Substituted 1,4,5,6‐Tetrahydropyridazin‐4‐ones, 5,6‐Dihydro‐3‐hydroxy‐1H‐pyrazolo(4,3‐c)pyridazines and 2,8‐Dihydro‐1H‐pyrano(2,3‐d)pyridazines.
Authors: PATEL H. V. , FERNANDES P. S. 
Published: May 2016

AbstractA large variety of title compounds is prepared by a convenient method using hydropyridazinones as the precursors.
ChemInform Abstract: Synthesis of Arylhydrazonotetrazolopyrimidones, Related Thiazolopyrimidones, Pyrazolopyridones, and Pyrimidobenzimidazoles. Part 4.
Authors: METWALLY M. A. , ISMAIEL A.‐K. M. , YOUSIF M. Y. , EID F. 
Published: May 2016

AbstractThe 2‐arylazo‐3‐oxobutyrates (I) react with the amino or imino azoles (II), (IV), and (VI) to give the ring closure products (III), (V), and (VII).
ChemInform Abstract: Synthesis and Biological Activity of Pyrido(3′,2′:4,5)thieno(3,2‐d)pyrimidines.
Authors: DAVE C. G. , SHAH P. R. , SHAH A. B. , DAVE K. C. , PATEL V. S. 
Published: May 2016

AbstractThe aminothienopyridine (I) undergoes ring closure reaction with the isothiocyanates (II) to give the pyrimidines (III).
ChemInform Abstract: Reaction of 3‐Phenyl‐3‐chloro‐2‐oxopropionic Acid Derivatives with o‐Phenylenediamine.
Authors: MAMEDOV V. A. , NURETDINOV I. A. , SIBGATULLINA F. G. 
Published: May 2016

Abstracto‐Phenylenediamine (I) is coupled with the chlorophenylpyruvic amides (II) or the esters (IV) to give the quinoxalines (III) and (V) respectively.
ChemInform Abstract: Nucleophilic Addition‐Elimination Reactions of 4‐ and 6‐Chloroindoline‐2,3‐diones with 6‐Chloro‐2‐hydrazinobenzothiazole.
Authors: VARMA R. S. , GUPTA P. 
Published: May 2016

AbstractThe condensation reaction of the indoline‐2,3‐diones (I) with the 2‐hydrazinobenzothiazole (II) yields the hydrazones (III).
ChemInform Abstract: Synthesis of Some New Fluorinated Derivatives of 1,3,5‐Triazine as Potential Biologically Active Agents.
Authors: SHAIHLA SHAIHLA , TYAGI E. , MITAL R. L. , PRAKASH L. 
Published: May 2016

AbstractReaction of m‐nitroaniline (I) with the trichlorotriazine (II) gives the dichlorotriazine (III) which is further coupled with the trifluoromethylaniline (IV), producing the bis(arylamino)triazine (V).
ChemInform Abstract: Synthesis of Macrocyclic O/S Crown Ethers with Dicyanoethylenedithiolate.
Authors: MAERKL G. + , VYBIRAL R. 
Published: May 2016

AbstractThe known reaction of carbon disulfide (I) with sodium cyanide (II) gives the disodium dicyanoethylenedithiolate (III) which is coupled with the ditosylates or dihalides (IV) to produce low yields of the macrocycles (V) which incorporate two molecules of (IV).
ChemInform Abstract: Boron Compounds. Part 90. (Ligand)Transition Metal π‐Complexes of Organosubstituted 2,5‐Dihydro‐1,2,5‐azasilaboroles ‐ Preparation and Characterization in Solution.
Authors: KOESTER R. + , SEIDEL G. , WRACKMEYER B. , SCHLOSSER D. 
Published: May 2016

AbstractReactions of 4,5‐diethyl‐2,5‐dihydro‐1H‐1,2,5‐azasilaboroles, differently substituted in positions 1, 2, and 3, with various metal complexes affording the fragments Cr(CO)4, Mo(CO)4, Fe(CO)3, Co(η5‐C5H5), Ru(CO)3, Rh(η5‐C5H5), Rh(acac), IrCl(CH2=CH2) as well as Ni are investigated.
ChemInform Abstract: Reaction of 1,1‐Dichloro‐1‐nitrosobutane with Dimethylphosphoramidous Dichloride.
Authors: SOKOLOV V. B. , IVANOV A. N. , EPISHINA T. A. , MARTYNOV I. V. 
Published: May 2016

AbstractThe dichloronitrosobutane (I) is coupled with the phosphoramidous dichloride (II) to give the phosphorane (III), together with butyronitrile oxide (IV).
ChemInform Abstract: Oxidation of Bis(trimethylsilyl)phosphoramidous Difluoride.
Authors: LERMONTOV S. A. , SUKHOVA N. V. , MARTYNOV I. V. 
Published: May 2016

AbstractReaction of the phosphoramidous difluoride (I) with tert‐butyl hypochlorite gives the phosphorodifluoridimidate (II) and the phosphoramidic difluoride (III).
ChemInform Abstract: The Formation of 2‐Oxopropyl‐2‐oxopropylidenediphenylphosphorane. Crystal and Molecular Structure of Its Lithium Enolate.
Authors: ANGELOVA O. , KIRILOV E. M. G. , KIRILOV M. , PETROV G. , KANETI J. , MACICEK J. 
Published: May 2016

AbstractSubsequent dehydrobromination in the reaction of bromoacetone (I) and diphenyltrimethylsilylphosphine (II) yields the title phosphorane (III).
ChemInform Abstract: Hydrometalation Reactions: An Improved Hydrozirconation Reagent and the Structure of a (MCp)2ZrCl(alkenyl) Carbonylation Product.
Authors: ERKER G. , SCHLUND R. , KRUEGER C. + 
Published: May 2016

AbstractThe hydridozirconium chloride (II) is synthesized as shown and used as the hydrozirconation reagent.
ChemInform Abstract: Synthesis, Spectroscopy, and Structural Characterization of Five‐Coordinate, Bis(aryldiazenido)technetium Complexes and Their Protonation Reactions. X‐Ray Structure of (TcCl(PPh3)2(NNC6H4Br)2).
Authors: NICHOLSON T. , DE VRIES N. , DAVISON A. , JONES A. G. 
Published: May 2016

AbstractThe complex (IIIa) is characterized by an X‐ray investigation ( P21/n, Z=4).
ChemInform Abstract: Synthesis of CpCo‐Complexed α‐Pyrans via an Intramolecular (2 + 2 + 2)‐Cycloaddition.
Authors: GLEITER R. , SCHEHLMANN V. 
Published: May 2016

AbstractThe cycloalkynone (I) is dimerized in the presence of the cyclopentadienylcobalt complexes (II) to form the complexed fused and bridged pyran derivative (III).
ChemInform Abstract: Spectroscopic and Electrochemical Study of Copper and Zinc Complexes with a N2S2 Ligand Donor Set. Crystal Structure of the Copper(II) Complex Derived from 1,3‐Propylenediamine and 3‐Formyl‐1‐phenyl‐2(1H)‐pyridinethione.
Authors: GULLOTTI M. , CASELLA L. , PINTAR A. , SUARDI E. , ZANELLO P. , MANGANI S. 
Published: May 2016

AbstractWith a view to the central role which plays the couple Cu(II)/Cu(I) in biological electron transfer processes, the copper(I) and zinc(II) analogues of recently reported Cu(II)‐N2S2 systems are described.
ChemInform Abstract: A Barium Dithiocyanate Complex with an Unusual Macrocycle Containing Pendant Arms, the Amine Precursor, and Related Copper(II) Diperchlorate Complexes: Synthesis and Structure.
Authors: TAMBURINI S. , VIGATO P. A. , CASELLATO U. , GRAZIANI R. 
Published: May 2016

AbstractThe crystal structures of the amine ligand (V) ( P21/n, Z=4), the Cu complex (VIII) (P212121, Z=4) and the Ba complex (XI) (Pbcn, Z=4) are determined.
ChemInform Abstract: Clusters Containing Carbene Ligands. A New Route to Alkyl(dialkylamino)carbene Ligands by a Novel 1,1‐Hydrogenation of Ynamine Ligands.
Authors: ADAMS R. D. , CHEN G. , TANNER J. T. , YIN J. 
Published: May 2016

AbstractThe cluster complex (III) (space group P1, Z=2) is prepared according to the scheme.
ChemInform Abstract: Mercaptoquinazoline Dyes. Synthesis of 2‐Mercapto‐3‐(2′,4′‐dichloro‐4‐stilbenyl)‐6‐arylazo‐4‐oxoquinazoline Dyes and Their Application.
Authors: NAIK N. M. , DESAI K. R. 
Published: May 2016

AbstractThe anthranilic acid (I) reacts with the thiourea (II), forming the quinazoline (III) which is coupled with the aldehyde (IV) and subsequently reduced to give the aminoquinoxaline derivative (V).
ChemInform Abstract: Regioselective Anodic Oxidation of N‐Acyl, N‐Alkoxycarbonyl, and N‐(2‐Nitrophenylsulfenyl) Dipeptide Esters.
Authors: PAPADOPOULOS A. , HEYER J. , GINZEL K.‐D. , STECKHAN E. 
Published: May 2016

AbstractThe chloride‐mediated anodic methoxylation of protected dipeptide esters such as (I) or (V) depends on both the nature of the N‐protecting group and the amino acid side chain.
ChemInform Abstract: Synthesis, Molecular Conformation and Biological Activity of 6‐Amino‐5‐azacytidine.
Authors: PISKALA A. , HANNA N. B. , ZAJICEK J. , CIHAK A. 
Published: May 2016

AbstractIn addition to the title compound (IV), the synthesis of the 6‐methoxy‐ and 6‐oxo‐derivatives is described.
ChemInform Abstract: Evaluation of Evaporated ZnxPb1‐xS as a Gate Insulator for HgCdTe Metal‐Insulator‐Semiconductor (MIS) Devices.
Authors: ORENT T. 
Published: May 2016

AbstractAmorphous ZnxPb1‐xS dielectric films with uniform compositions (0‐50 at.% PbS) are deposited by coevaporation of ZnS and PbS.
ChemInform Abstract: The Use of Metalorganics in the Preparation of Semiconductor Materials. Part 8. Feasibility Studies of the Growth of Group III‐Group V Compounds of Boron by MOCVD.
Authors: MANASEVIT H. M. , HEWITT W. B. , NELSON A. J. , MASON A. R. 
Published: May 2016

AbstractTrimethylborane (TMB) and triethylborane (TEB) in combination with AsH3 or PH3 in a H2 atmosphere are used as sources for the chemical vapor deposition of boron arsenide and boron phosphide films.
ChemInform Abstract: Sinterable β‐Spodumene Glass‐Ceramics.
Authors: KNICKERBOCKER S. , TUZZOLO M. R. , LAWHORNE S. 
Published: May 2016

AbstractThe possibility to sinter β‐spodumene to near‐theoretical density is studied as well as the influence of compositional changes such as variations of the Li2O, Al2O3, and SiO2 contents and additions of other oxides (e.g.
ChemInform Abstract: Structure of Na2MZr(P2O7)2 (M: Ni and Co).
Authors: GALI S. , BYRAPPA K. , GOPALAKRISHNA G. S. 
Published: May 2016

AbstractThe isostructural title compounds, obtained by hydrothermal synthesis in a Morey‐type autoclave, starting from the transition‐metal oxides, H3PO4, and 2.5 M NaOH solution (as mineralizer), crystallize in the triclinic system, space group P1, Z=1.
ChemInform Abstract: Structure of CsAlTiO4 ‐ A Compound with TiO4 Tetrahedra.
Authors: GATEHOUSE B. M. 
Published: May 2016

AbstractSingle crystals of the title compound, which appears to be only the second Ti(IV) compound in which TiO4 tetrahedra are present, are selected from a preparation in which relevant mole ratios of CsNO3, TiO2, and Al2O3 are heated for 24 h at 1200 K followed by 48 h at 1400 K. The compound crystallizes in the orthorhombic system, space group Imma, Z=4.
ChemInform Abstract: Systematic Design of Chemical Oscillators. Part 59. Minimal Permanganate Oscillator: The Guyard Reaction in a CSTR.
Authors: ORBAN M. , EPSTEIN I. R. 
Published: May 2016

AbstractThe reactions of the KMnO4/MnSO4/KH2PO4/NaOH system are studied at 25 °C in a CSTR equipped with Pt and glass electrodes.
ChemInform Abstract: Synthesis of Niobium Boride Powder by Solid State Reaction Between Niobium and Amorphous Boron.
Authors: MATSUDAIRA T. , ITOH H. , NAKA S. , HAMAMOTO H. 
Published: May 2016

AbstractThe preparation of various niobium boride powders by solid state reaction of the elements is studied in the temp. range 600‐1800 °C and the products are characterized by XRD, SEM, and electron probe microanalysis.
ChemInform Abstract: Counterion‐Depending Structural Differences of Silver Polyselenides. Structure of New Complex Anions (Ag(Se4))4‐ 4, (Ag(Se5))n‐ n, and (Ag4(Se4)3)2‐.
Authors: KANATZIDIS M. G. , HUANG S.‐P. 
Published: May 2016

AbstractSalts with anions mentioned in the title are prepared in a manner described below.
ChemInform Abstract: Stable Simple Enols. Part 23. Solid‐State Structures of 1‐Alkyl‐2,2‐dimesitylethenols. Application of the Principle of Structural Correlation to Ring‐Flip Processes in 1,1‐Diarylvinyl Systems.
Authors: KAFTORY M. , NUGIEL D. A. , BIALI S. E. , RAPPOPORT Z. 
Published: May 2016

AbstractEnols (I) and ethene (III) all have space group P21/c with Z=16, 8, 4, and 4, resp., whereas enols (II) have P1 with Z=2 both.
ChemInform Abstract: Structure of Methyl 5‐Phenyl‐2‐propionyl‐3‐pyrrolecarboxylate.
Authors: NETHAJI M. , PATTABHI V. , THAILAMBAL V. G. 
Published: May 2016

AbstractThe title compound (I) (space group P21/n with Z=4) is an intermediate in the synthesis of bispyrroles which are potential anticancer agents.
ChemInform Abstract: Kinetic and Equilibrium Study of the Reaction of (meso‐Tetrakis(p‐sulfonatophenyl)porphinato)diaquochromate(III) with Pyridine in Aqueous Solution.
Authors: ASHLEY K. R. , TRENT I. 
Published: May 2016

AbstractIn the title reaction, studied at 15, 25, and 35 °C from pH 5.0 to 1.0 spectrophotometrically, all the species (Ia)‐(If) are observed.
ChemInform Abstract: Photochemical Transformations. Part 48. The Nonconcertedness of Nucleofuge Loss and anti‐Aryl Migration in Photochemical Wagner‐Meerwein Rearrangements.
Authors: CRISTOL S. J. , ALI M. B. , SANKAR I. V. 
Published: May 2016

AbstractWhereas thermal ground‐state solvolysis of the methanesulfonates from the diastereomeric alcohols (III) and (IV) (configuration assignments uncertain) proceeds with complete retention as is shown for (VI), excited‐state photosolvolysis leads to diastereomeric scrambling accompanied by hydride migration to yield (IX).
ChemInform Abstract: Tertiary Hydroxylation Using Fluorine: Activation of the C‐H Bond.
Authors: ROZEN S. , BRAND M. , KOL M. 
Published: May 2016

AbstractWhen fluorine is passed through wet MeCN at 0 °C, an oxidizing solution is formed, which in the absence of a double bond attacks tertiary C‐H bonds possessing the highest p‐orbital contribution susceptible to electrophilic attack.
ChemInform Abstract: A New Approach to Alkylthioamide Synthesis Using Cobalt‐Containing Complex Catalysts.
Authors: DZHEMILEV U. M. , BAIBULATOVA N. Z. , KUNAKOVA R. V. , TKACHENKO T. K. , TOLSTIKOV G. A. 
Published: May 2016

AbstractCocatalyzed reaction of the alkynes (I), (IV), or (VI) with dimethylformamide (II) in the presence of elemental sulfur gives predominantly the thioamides (III), (V), or (VII).
ChemInform Abstract: Photochemical Routes from Arenes to Inositol Intermediates: The Photooxidation of Substituted cis‐Cyclohexa‐3,5‐diene‐1,2‐diols.
Authors: CARLESS H. A. J. , BILLINGE J. R. , OAK O. Z. 
Published: May 2016

AbstractPhotooxygenation of the dihydroxycyclohexadiene derivatives (I), (XIII), or (XVIII) gives the endoperoxides (II) and (III), (XIV) and (XV) or (XIX).
ChemInform Abstract: Regiospecific Synthesis of Tertiary Amines Containing a Bis‐Unsaturated Secondary Group.
Authors: MESNARD D. , MIGINIAC L. 
Published: May 2016

AbstractReaction of the dimethyl acetal (I) or the chlorinated iminium salt (VI) with the allylic zinc bromide (II) and (IV) leads to the formation of the 1,6‐heptadien‐4‐ylamines (III) and (V).
ChemInform Abstract: Synthesis of Substituted Vinyl Sulfides by Reaction of (1‐(Phenylthio)cyclopropyl)carbinyl Halides and Organocuprates.
Authors: KWON T. W. , SMITH M. B. 
Published: May 2016

AbstractCoupling of phenylthiocyclopropane (I) with the aldehydes (II) yields the cyclopropylcarbinols (III).
ChemInform Abstract: Free Radical Chlorination and One‐Electron Oxidation of Arylcyclopropanes. Designer Probes for Cytochrome P‐450 Hydroxylation Mechanisms.
Authors: RILEY P. , HANZLIK R. P. 
Published: May 2016

AbstractPhenylcyclopropane (Ia) reacts with sodium hypochlorite to give the chlorination products (II) ‐ (VI) depending on the pH.
ChemInform Abstract: trans‐1,2‐Functionalization of Cycloalkenes Using Selenium Intermediates.
Authors: CECCHERELLI P. , CURINI M. , MARCOTULLIO M. C. , ROSATI O. 
Published: May 2016

Abstract(+)‐p‐Menthene (I) reacts with equimolar amounts of phenylselenenyl chloride (II) in aqueous acetonitrile to give stereoselectively the 2‐(phenylselenenyl)cyclohexanol (III) which is treated with further (II), yielding the chlorohydrin (IV).
ChemInform Abstract: A New Pyrone Strategy for the Synthesis of 3‐Acyltetramic Acids.
Authors: JONES R. C. F. , PATIENCE J. M. 
Published: May 2016

AbstractThe hydroxypyrone (III), prepared by cyclization of the acetoacetate (I) with malonyl dichloride (II), is O‐methylated and then brominated to give the bromomethyl(methoxy)pyrone (VI).
ChemInform Abstract: Synthesis of Indoles and L‐Tryptophans Specifically 2H‐ or 13C‐Labeled in the Six‐Membered Ring.
Authors: VAN DEN BERG E. M. M. , VAN LIEMT W. B. S. , HEEMSKERK B. , LUGTENBURG J. 
Published: May 2016

AbstractTo study the role of Trp residues in bacteriorhodopsin, tryptophan specifically mono‐2H‐ and 13C‐enriched in the indole ring is needed.
ChemInform Abstract: A Completely Stereoselective Intramolecular Diels‐Alder Reaction in the Substituted Cyclohexanol Series.
Authors: ALEXAKIS A. , JACHIET D. , TOUPET L. 
Published: May 2016

AbstractEsterification of the cyclohexanols (I) and (V) with the compounds (II) and (VI), resp., followed by the title reaction leads to the products (IVa) (space group P21/c with Z=4), (IVb) and (VII) (space group P21/c with Z=4).
ChemInform Abstract: Methylpyranochromones and Methylbenzodipyranones: New Potential Photoreagents Towards DNA.
Authors: PASTORINI G. , RODIGHIERO P. , MANZINI P. , CONCONI M. T. , CHILIN A. , GUIOTTO A. 
Published: May 2016

AbstractA number of methylpyranochromones (III) and methylbenzodipyranones (VIII) with an angular angelicin‐like structure are synthesized with the aim of obtaining new monofunctional photoreagents towards DNA.
ChemInform Abstract: Synthesis of the Chiral (8S)‐7‐Aza‐1,3E,9‐decatriene System from Natural α‐Amino Acids and Its Intramolecular Diels‐Alder Reaction Directed Toward Chiral trans‐Hydroisoquinolones.
Authors: MORIWAKE T. , HAMANO S. , SAITO S. , TORII S. , KASHINO S. 
Published: May 2016

AbstractStarting with the derivative (I) of L‐alanine, the triene (XIII) is prepared as shown in the reaction scheme.
ChemInform Abstract: Synthesis and Biological Activity of (6‐Phenoxy‐1‐pyrimidinylthio)acetic Acid Ethyl Ester.
Authors: VAINILAVICHYUS P. I. , ROCHKA V.‐S. M. , SYADYARYAVICHYUTE V. YU. , DENENE A. A. , BEGANSKENE A. B. , ABRAMOVA G. L. 
Published: May 2016

AbstractConsecutive treatment of the dichloropyrimidine (I) with the phenols (II) and the mercaptoacetate (IV) gives the title compounds (V).
ChemInform Abstract: Structure Determination of N6‐, 9‐ and 7‐Acyladenines by 1H and 13C NMR Spectroscopy of Solids and in Solution.
Authors: RIED W. , WOITHE H. , MUELLER A. + 
Published: May 2016

AbstractAdenine (I) reacts with anhydrides and acid chlorides such as (II) to yield acyladenine isomers such as (III)‐(V) the structures of which can be determined by NMR.
ChemInform Abstract: (1‐Alkoxyethyl)diphenylphosphine Oxides. Part 1. Syntheses and Structural Analyses of Phenylethoxy, Methoxy and Isopentyloxy Derivatives.
Authors: UGLIENGO P. , AHMED J. , VITERBO D. , CALLERI M. , CERUTI M. 
Published: May 2016

AbstractThe monomeric (alkoxyethyl)diphenylphosphine oxides (VI), key intermediates in the stereospecific syntheses of vinyl ethers, are synthesized according to the scheme and characterized by 1H and 13C NMR, IR, and mass spectra.
ChemInform Abstract: Sodium Arenetellurolate Catalyzed Selective Conversion of Nitroaromatics to Aromatic Azoxy or Azo Compounds and Its Application for Facile Preparation of 3,3′‐ and 4,4′‐Bis(β‐(aryltelluro)vinyl)azobenzenes from (3‐ and 4‐Nitrophenyl)acetylenes.
Authors: OHE K. , UEMURA S. , SUGITA N. , MASUDA H. , TAGA T. 
Published: May 2016

AbstractTreatment of the nitroarenes (I) with sodium borohydride in the presence of catalytic amounts of diphenyl ditelluride yields the aromatic azo compounds (II), together with the corresponding azoxy derivatives (III).
ChemInform Abstract: Synthesis, Characterization and Electrochemical Investigation of Cobalt(III) Complexes of 3,8‐Dimethyl‐5,6‐benzo‐4,7‐diazadeca‐3,7‐diene‐2,9‐dione Dioxime with Sulfur Ligands in the Axial Sites.
Authors: ALEXANDER V. 
Published: May 2016

AbstractThe title complexes (III) (at different temp. for each complex), (V) and (VII) are prepared in order to study the lability of the Co‐S bond and the reactivity of the lower valent Co ion.
ChemInform Abstract: Pseudo‐Tetrahedral Coordination Compounds of Cobalt, Zinc, Nickel and Iron Halides with 3(5)‐Methyl‐5(3)‐phenylpyrazole. The Crystal and Molecular Structures of Dichlorobis(3‐methyl‐5‐phenylpyrazole)cobalt(II) and Dibromobis(3‐methyl‐5‐phenylpyrazole)zinc(II).
Authors: VERWEIJ P. D. , RIETMEIJER F. J. , DE GRAAFF R. A. G. , ERDONMEZ A. , REEDIJK J. 
Published: May 2016

AbstractThe title complexes (I) are prepared in > 50% yield by 1:2 molar reaction of MX2 with the title ligand in warm ethanol.
ChemInform Abstract: η2‐1,3‐Dimethyluracil Complexes of Pentaammineruthenium(II) and Pentaammineosmium(II).
Authors: ZHANG S. , SHEPHERD R. E. 
Published: May 2016

AbstractThe title complexes (III) are prepared via Zn/Hg reduction of the pentaamminemetal(III) complexes (II) in the presence of excess dimethyluracil (I) and characterized by 1H and 13C NMR spectroscopy, cyclic voltammetry and differential pulse polarography.
ChemInform Abstract: Coordination Compounds of 6‐Thioxo‐1,2,3,6‐tetrahydro‐1,2,4‐triazine‐5‐thiolates.
Authors: KIBBEL H. U. , DANNENBERGER D. , KALIES W. 
Published: May 2016

AbstractThe 1:2 molar reaction of corresponding metal(II) acetates or K2PtCl4 with corresponding 1‐methyl‐perhydro‐1,2,4‐triazine‐5,6‐dithiones in acetone or DMF results in the formation of the bis(ligand) complexes (I) (yields 55‐90%).
ChemInform Abstract: Synthesis of β‐Amino α‐Hydroxy Acids via Aldol Condensation of a Chiral Glycolate Enolate. Synthesis of (‐)‐Bestatin.
Authors: PEARSON W. H. , HINES J. V. 
Published: May 2016

AbstractAldol condensation of the optically active spirocyclic 1,3‐dioxolanone (I) with phenylacetaldehyde (II) yields a mixture of the aldols (III).
ChemInform Abstract: Studies on C‐Glycosyl Compounds. Part 14. Stereoselective and Mild Method for the Synthesis of C‐D‐Glucosylarenes in High Yield.
Authors: CAI M.‐S. , QIU D.‐X. 
Published: May 2016

AbstractThe tetrabenzylglucosyl trifluoroacetate (I) reacts with the alkoxybenzenes (II) in the presence of Lewis acid catalysts to form the glucosylbenzenes (III).
ChemInform Abstract: Synthetic Studies Towards (‐)‐Carba‐3′‐deoxy‐3′‐fluorothymidine.
Authors: BERES J. , SAGI GY. , BAITZ‐GACS E. , TOEMOESKOEZI I. + , GRUBER L. , OETVOES L. + 
Published: May 2016

AbstractThe stereospecific synthesis of the title compound (III), a carba analogue of the anti‐HIV agent 3'‐deoxy‐3'‐fluorothymidine, starts from the protected alcohol (I); under the conditions shown in the scheme, extensive dehydration leads to (+)‐(V); formation of the 4'‐fluoro analogue (IV) is observed as well.
ChemInform Abstract: Structures, Energetics, and Vibrational Frequencies of the Silicon and Germanium Dichlorides and Dibromides and Their Dimers.
Authors: COFFIN J. M. , HAMILTON T. P. , PULAY P. , HARGITTAI I. 
Published: May 2016

AbstractAb initio Hartree‐Fock calculations, performed to determine the geometries and energies of the ground singlet (1A1) and the first excited triplet (3B1) states of SiCl2, SiBr2, GeCl2, and GeBr2 and of the ground states of their dimers, show that the triplet state is not energetically accessible at the experimental temp. (600 °C) and therefore is not a possible model for the additional component in the electron diffraction radial distribution of GeBr2.