bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Protonated Nitric Acid. Experimental Evidence for the Existence of Two Isomers.
Authors: CACACE F. , ATTINA M. , DE PETRIS G. , SPERANZA M. 
Published: May 2016

AbstractThe protonization of HNO3 by H3+, CH5+, and H3O+ is studied by Fourier‐transform (FT‐ICR) and chemical ionization (CI) mass spectrometry.
ChemInform Abstract: Structure of Tin Hafnium Sulfide and Lead Hafnium Sulfide.
Authors: WIEGERS G. A. , MEETSMA A. , HAANGE R. J. , DE BOER J. L. 
Published: May 2016

AbstractSnHfS3 (I) and PbHfS3 (II) both crystallize in the orthorhombic space group Pnma with Z=4.
ChemInform Abstract: Nd1.5Sr0.5(Cu,Al)O4 (I) and Nd2(Cu,Ni)O4 (II), a Contribution About the Coordination of Cu2+ Positions.
Authors: MUELLER‐BUSCHBAUM HK. + , HARNEIT O. 
Published: May 2016

AbstractSingle crystals of the title compounds are synthesized by solid state reactions, starting from Nd2O3, SrCO3, and CuO in the case of (I) (950‐1400 °C, corundum crucible) or Nd2O3, CuO, and Ni‐oxalate in the case of (II) (2:1:1, 1250 °C), followed by slow cooling.
ChemInform Abstract: Jahn‐Teller Distortion in the Crystal Structures of the Disodium‐tetrafluorometallates Na2CuF4 and Na2CrF4.
Authors: BABEL D. , OTTO M. 
Published: May 2016

AbstractThe isotypic monoclinic title fluorides, which belong to the space group P21/c with Z=2, are Jahn‐Teller distorted variants of the orthorhombic Sb2PbO4 type (Pbam, the parent group of P21/c).
ChemInform Abstract: Complexation in TlCl3 and Chlorothallate(III) Melt Systems.
Authors: BROCKNER W. , ALEXIOU V. , SOMER M. 
Published: May 2016

AbstractThe Raman spectra of TlCl3 at various temp. in the solid and molten state confirm that this chloride starts to decompose already at 40‐50 °C to give TlCl and Cl2.
ChemInform Abstract: Preparation and Crystal Structure of Na2PdCl4.
Authors: SCHROEDER L. + , KELLER H.‐L. 
Published: May 2016

AbstractSingle crystals of the title compound are obtained by slow cooling (1 °C/h) a NaCl/PdCl2 melt from 670 °C to 320 °C. Na2PdCl4 crystallizes in the tetragonal space group P4/ncc with Z=4.
ChemInform Abstract: The Valence Change Induced by Hydrogen Absorption in CeRu2: A High‐Pressure Investigation.
Authors: MIRAGLIA S. , ANNE M. , VINCENT H. , FRUCHART D. , LAURANT J. M. , ROSSIGNOL M. 
Published: May 2016

AbstractThe influence of hydrogen absorption on the structural properties of CeRu2 is studied by electron microscopy and high‐pressure XRD.
ChemInform Abstract: Preparation and Crystal Structure of Cs4Sn2Se6.
Authors: SHELDRICK W. S. , BRAUNBECK H. G. 
Published: May 2016

AbstractThe title selenostannate (III), obtained for the first time by methanolothermal reaction according to the scheme, crystallizes in the monoclinic system, space group C2/m, Z=2.
ChemInform Abstract: Practical Enantioselective Diels‐Alder and Aldol Reactions Using a New Chiral Controller System.
Authors: COREY E. J. , IMWINKELRIED R. , PIKUL S. , XIANG Y. B. 
Published: May 2016

AbstractVarious optically active 1,2‐diamino‐1,2‐diphenylethane derivatives such as (I) or (II) are prepared via optical resolution of the parent 1,2‐diamino‐1,2‐diphenylethane and subsequent bissulfonylation and cyclization using AlMe3 or BBr3.
ChemInform Abstract: A Practical and Efficient Method for Enantioselective Allylation of Aldehydes.
Authors: COREY E. J. , YU C.‐M. , KIM S. S. 
Published: May 2016

AbstractThe readily available and easily recoverable (R,R)‐ or (S,S)‐1,2‐diamino‐1,2‐diphenylethane controller group in the allylboranes (I) or (IV) allows the enantioselective allylation of aldehydes such as (II).
ChemInform Abstract: Intramolecular Cycloaddition Reactions with Isobenzofurans. Part 7. Synthesis of rac. Thiafarfugin A, a Thiophene Analogue of a Naturally Occurring Furanosesquiterpene.
Authors: SCHOENING A. + , FRIEDRICHSEN W. 
Published: May 2016

AbstractIt is shown that the intramolecular Diels‐Alder reaction of 4‐alkenylthieno(2,3‐c)furans yielding anellated benzo(b)thiophenes takes place as well in the case of 6‐alkenyl analogues.
ChemInform Abstract: Cyclodimerization of 1‐(Dimethoxymethyl)‐5,6‐dimethylidene‐7‐oxabicyclo(2.2.1)hept‐2‐ene Induced by Nonacarbonyldiiron. Crystal Structure of (1RS,2SR,3RS,4RS,4aRS,9aSR)‐Tricarbonyl(C,2,3,C‐η‐(1,4‐epoxy‐1,5‐bis(dimeth# oxymethyl)‐2,3‐dimethylidene‐1,2,3,4,4a,9,9a,10‐octahydroanthracene))iron.
Authors: BONFANTINI E. , VOGEL P. , PINKERTON A. A. 
Published: May 2016

AbstractThe transition metal carbonyl induced cyclodimerization of 5,6‐dimethylene‐7‐oxabicyclo(2.2.1)hept‐2‐ene is strongly affected by substitution at C‐1. While the 1‐hydroxymethyl derivative does not undergo (4 + 2) cyclodimerization in the presence of Fe2(CO)9 (II) in MeOH, the 1‐dimethoxymethyl derivative (I) reacts with formation of a 1,7:1 mixture of the trans (IIIa), (IVa), (Va) vs.
ChemInform Abstract: Generation and Rearrangement of Unsaturated Hydrocarbons from Flash Vacuum Pyrolysis of Dichlorocyclopropanes at 850°C.
Authors: HSU Y. H. , GUZMAN M. , JELLINEK M. , LANDGREBE J. A. 
Published: May 2016

AbstractFlash vacuum pyrolysis of the C5‐substituted 1,1‐dichlorocyclopropanes (I) gives benzene (II) and toluene (III) as the main products.
ChemInform Abstract: Cyclizations of Hydroxy Dithioketals. New Synthetic Technology for the Construction of Oxocenes and Related Medium‐Ring Systems.
Authors: NICOLAOU K. C. , PRASAD C. V. C. , HWANG C.‐K. , DUGGAN M. E. , VEALE C. A. 
Published: May 2016

AbstractAg+‐induced ring closure of the hydroxy dithioketal (III) affords the oxacene (IV).
ChemInform Abstract: Activation of 6‐Endo Over 5‐Exo Hydroxy Epoxide Openings. Stereoselective and Ring Selective Synthesis of Tetrahydrofuran and Tetrahydropyran Systems.
Authors: NICOLAOU K. C. , PRASAD C. V. C. , SOMERS P. K. , HWANG C.‐K. 
Published: May 2016

AbstractA stereo‐ and regioselective opening of hydroxy epoxides such as (I) or (IV), some of which are optically active, by acid catalysis leading to tetrahydrofurans and tetrahydropyrans is described.
ChemInform Abstract: Photochemical Cleavage of Carbonate in Cp*Rh(CO3)·2 H2O.
Authors: HENARY M. , KASKA W. C. , ZINK J. I. 
Published: May 2016

AbstractIrradiation of the title complex (I) at 351 nm leads to photochemical cleavage of the carbonate ligand to form CO2 and a metal‐oxo intermediate which reacts with the starting material to produce the dimer complex (II).
ChemInform Abstract: Evidence for Exchange Processes Associated with the Hydrogenation of Methyl (Z)‐α‐Acetamidocinnamate by a Silica‐Bound Chiral Dirhodium Catalyst.
Authors: EISEN M. , BLUM J. , HOEHNE G. + , SCHUMANN H. , SCHWARZ H. 
Published: May 2016

AbstractThe initially high optical purity of the ester (II) is found to decrease during the hydrogenation and increasing amounts of racemic product is observed.
ChemInform Abstract: Chiral Synthesis via Organoboranes. Part 22. Selective Reductions. Part 44. The Effect on the Steric Requirements of the Alkyl Substituent in Isopinocampheylalkylchloroboranes for the Asymmetric Reduction of Representative Ketones.
Authors: BROWN H. C. , SREBNIK M. , RAMACHANDRAN P. V. 
Published: May 2016

AbstractHydroboration of α‐pinene (I) with the alkylboranes (II) followed by reaction with hydrogen chloride gives the isopinocampheylalkylchloroboranes (IIIa) ‐ (IIIc).
ChemInform Abstract: Synthesis of Branched Long Chain Aliphatic Primary Alkyl Bromides.
Authors: KATRITZKY A. R. , BIENIEK A. , CHIANG L. 
Published: May 2016

AbstractReaction of the secondary bromides (I) with allylmagnesium chloride (II) yields the olefins (III) which are hydroborated to give the alcohols (IV).
ChemInform Abstract: An Anionic (3 + 2)Cyclization‐Elimination Route to Cyclopentenes.
Authors: BEAK P. , BURG D. A. 
Published: May 2016

Abstract2‐(Bromomethyl)acrylic acid (I) is converted to the 3‐(toluenesulfonyl)‐2‐methylenepropanamides (V) by standard procedures.
ChemInform Abstract: Carbanions. Part 24. Rearrangements of E‐ and Z‐2,2‐Diphenyl‐3‐pentenyl Alkali Metal Compounds.
Authors: GROVENSTEIN E. JUN. , BLACK K. W. , GOEL S. C. , HUGHES R. L. , NORTHROP J. H. , STREETER D. L. , VANDERVEER D. 
Published: May 2016

AbstractCleavage of the ethers (I) followed by chloromethylation yields the isomeric chloropentenes (III).
ChemInform Abstract: Synthesis of Bicyclic and Tricyclic Enones via Regioselective Dialkylation of Cyclic 1,3‐Diketone‐dimethylhydrazones with 4‐Chlorobutan‐2‐one.
Authors: DEMIR A. S. , ENDERS D. 
Published: May 2016

AbstractIn connection with the work on the synthesis of taxodione C and quassinoids such as similikalactone D five 1,3‐diones such as dimedone, 2‐ethylcyclopentan‐1,3‐dione or (I) are transformed to their enehydrazinones such as (III) which are all regioselectively dialkylated by chlorobutanone (IV) to give derivatives such as (V).
ChemInform Abstract: Cyclization of 1,5‐Hexadien‐3‐ols. Obtention of Chlorooctalins, Octalones and Hexahydro‐azulenones from Allylpulegols.
Authors: EL IDRISSI M. , SANTELLI M. 
Published: May 2016

AbstractThe chlorooctalins (II) are used for the preparation of the octalones (V), (VI), (VIII) and the hexahydroazulenone (X).
ChemInform Abstract: Diastereoface Selectivity During Phthalimidonitrene Additions to (E)and (Z)‐Configurated α,β‐Unsaturated Esters, Induced by a Chiral Center in the γ‐Position.
Authors: CHILMONCZYK Z. , EGLI M. , BEHRINGER C. , DREIDING A. S. 
Published: May 2016

AbstractIn situ generated phathalimidonitrene is added to some α,β‐unsaturated esters such as (I), (V), or (VIII) containing a chiral sec. O‐function at C‐γ.
ChemInform Abstract: A Short Route to 2,3‐Bis(methylene)‐7‐oxabenzonorbornenes.
Authors: LUO J. , HART H. 
Published: May 2016

AbstractDiels‐Alder reaction of the endoxides (I) with the cyclopentadienone (II) gives the adducts (III), precursors of the corresponding isobenzofurans.
ChemInform Abstract: Transannular Interaction in 3‐Heterobicyclo(3.3.0)octanes, Implications for the Mechanism of Biotin Action.
Authors: BERKESSEL A. 
Published: May 2016

AbstractStarting with the bicyclic ketones (I), which are dideaza analogues of biotin, the endo/exo‐tosylates (V) and (VI), the endo‐tertiary alcohols (VIII), and the exo‐chlorides (IX) are prepared by standard procedures.
ChemInform Abstract: Aminoalkylation of Aldehydes with Glyoxal N,N‐Dimethylmonohydrazone Yields Stable 4‐Substituted Pyrrolin‐3‐ones.
Authors: ZINOUNE A. , BOURGUIGNON J.‐J. , WERMUTH C. G. 
Published: May 2016

AbstractReaction of glyoxal N,N‐dimethylmonohydrazone (II) with the aldehydes (I) in the presence of morpholine (III) yields the pyrroles (IV), the pyrrolinone (V), or the hydrazone (VII).
ChemInform Abstract: Synthesis and Pharmacological Evaluation of Some New 1‐(2‐Aryl‐3‐indolylmethyleneamino)‐3‐(aryloxyacetamido)guanidines.
Authors: HUSAIN M. I. , JAMALI M. R. , SRIVASTAVA R. C. 
Published: May 2016

AbstractFifteen title compounds of type (VI) are prepared as shown for (VIa).
ChemInform Abstract: Chemical Reactions of Omeprazole and Omeprazole Analogues. Part 6. The Reactions of Omeprazole in the Absence of 2‐Mercaptoethanol.
Authors: BRAENDSTROEM A. + , LINDBERG P. , BERGMAN N.‐A. , GRUNDEVIK I. , TEKENBERGS‐HJELTE L. , OHLSON K. 
Published: May 2016

AbstractIn HCl‐acidic solution the sulfenamide (II) (derived from omeprazole) decomposes by a first‐order reaction to give (I) and by a competitive second‐order process that leads to (IV).
ChemInform Abstract: Synthesis and Biological Activity of 2‐(4‐Aryl‐2‐thiazolylamino)benzothiazoles/benzoxazoles/benzimidazoles/imidazolidines.
Authors: KHAN R. H. , RASTOGI R. C. 
Published: May 2016

AbstractThe title compounds (VI), (VIII) and (X) as well as their common precursors (IV) are tested for their antifungal and antibacterial activity.
ChemInform Abstract: Preparation of Piperidines from δ‐Chloroimines.
Authors: SULMON P. , DE KIMPE N. , SCHAMP N. 
Published: May 2016

AbstractThe reaction of δ‐chloroimines such as (I) with various nucleophiles, e.g. (II) (or e.g. LiAlH4, MeOH), gives rise to piperidine derivatives such as (III).
ChemInform Abstract: Synthesis of Side‐Chain Derivatives of 2,2′‐Bipyridine.
Authors: DELLA CIANA L. , HAMACHI I. , MEYER T. J. 
Published: May 2016

AbstractStarting with 4,4'‐dimethyl‐2,2'‐bipyridine (I), several side‐chain derivatives are synthesized as outlined in the reaction scheme.
ChemInform Abstract: Synthesis of 6‐Aryl‐4‐hydroxypiperidin‐2‐ones and a Possible Application to the Synthesis of a Novel HMG‐CoA Reductase Inhibitor.
Authors: ASHTON M. J. , HILLS S. J. , NEWTON C. G. , TAYLOR J. B. , TONDU S. C. D. 
Published: May 2016

AbstractThe diesters (II), prepared from the aldehydes (I) as starting materials, undergo intramolecular cyclization to form the dioxopiperidinecarboxylates (IV) which are hydrolyzed and decarboxylated, producing the dioxopiperidines (V).
ChemInform Abstract: The First Synthesis of Thieno(c)isoquinolines and an Improved Synthesis of Phenanthridine and Thieno(c)quinolines Through Pd(0)‐Catalyzed Coupling of ortho‐Formylarylboronic Acids with Functionalized Aryl Halides.
Authors: YANG Y. , HOERNFELDT A.‐B. + , GRONOWITZ S. 
Published: May 2016

AbstractCoupling of the 2‐formylbenzeneboronic acid (III) with the carbamates (II), (IV), (VII) yields the hitherto unknown isomeric thienoisoquinolines (I), (V), or (VI).
ChemInform Abstract: Synthesis of Triazolo‐ and Tetrazoloquinoline Derivatives with Antithrombotic Activity.
Authors: DESOS P. , SCHLEWER G. , WERMUTH C. G. 
Published: May 2016

AbstractThe methylquinolinylhydrazine (IV), prepared from the methylquinolinone (I), is cyclized with trimethyl orthoformate (V) or sodium nitrite to give the fused methylquinolines (VIa) and (VIb).
ChemInform Abstract: 1,3‐Dipolar Cycloaddition of Diazomethane to Azolopyridazines. Synthesis of 8‐Methyl‐8H‐ and 9‐Methyl‐9H‐pyrazolo(3,4‐d)‐s‐triazolo(4,3‐b)pyridazine and 1‐Methyl‐1H‐ and 2‐Methyl‐2H‐imidazo(1,2‐b)pyrazolo(3,4‐d)pyridazine Derivatives.
Authors: MERSLAVIC M. , PETRIC A. , STANOVNIK B. , TISLER M. 
Published: May 2016

AbstractThe heterocycles (III) and (VIII) are synthesized starting from the known compounds (I) or (VI) via the intermediates (II) or (VII), respectively.
ChemInform Abstract: Reactions with Dimethyl Carbonate. Part 5. Methylation of the Pyrimidine Bases of Nucleic Acids.
Authors: JANSEN IN DE WAL H. , LISSEL M. 
Published: May 2016

AbstractThe methylation efficiency of dimethyl carbonate (IV) is examined because it is often used as a substitute of the highly dangerous dimethyl sulfate but nothing is known about the risks of (IV) itself.
ChemInform Abstract: Synthesis and Tautomeric Behavior of 3‐(Pyrazolylhydrazonomethyl)‐2‐oxo‐1,2‐dihydroquinoxalines. Specification of Hydrazone Imine and Diazenyl Enamine Forms.
Authors: KURASAWA Y. , KIM H. S. , YONEKURA K. , TAKADA A. , OKAMOTO Y. 
Published: May 2016

AbstractThe quinoxaline derivative (III) is found to exist as only one tautomer in DMSO‐d6, and the 1H NMR data of (III) allow the specification of two tautomeric forms of the previously synthesized compound (IV)/(V) in a ratio of 15:85.
ChemInform Abstract: Synthesis and Reactions of 2‐Amino‐7,8‐dimethoxy‐1H‐3‐benzazepines. Competitive Formation of 2‐Amino‐1H‐3‐benzazepines vs. 2‐Benzylimidazoles.
Authors: ROBEY R. L. , COPLEY‐MERRIMAN C. R. , PHELPS M. A. 
Published: May 2016

AbstractOn account of their anti‐hypertensive activity, a procedure for the synthesis of benzazepines of type (IV) and (VII) is developed which is shorter and more economical than two existing methods and uses readily available starting materials.
ChemInform Abstract: Bora‐Aromatic Systems. Part 10. Photochemical Generation of the Diphenylborate(I) Anion from Metal Tetraphenylborates(III) in Aprotic Media: Repudiation of a Contravening Claim.
Authors: EISCH J. J. , BOLESLAWSKI M. P. , TAMAO K. 
Published: May 2016

AbstractIrradiation of sodium tetraphenylborate (I) generates the intermediate diphenylborate (II) via elimination of biphenyl (III).
ChemInform Abstract: Diethoxymethylphosphonites and Phosphinates. Intermediates for the Synthesis of α, β, and γ‐Aminoalkylphosphonous Acids.
Authors: DINGWALL J. G. , EHRENFREUND J. , HALL R. G. 
Published: May 2016

AbstractThe diethoxymethylphosphonate (I), its analogue (VI), and the phosphonite (III), prepared by known method or according to the scheme, are applied to the synthesis of several α‐, β‐, and γ‐aminoalkylphosphonous acids such as demonstrated for the examples (IX), (XII), and (XVa).
ChemInform Abstract: Highly‐Functionalized Aziridines. Part 2. A Facile Synthesis of Diethyl Aziridinylphosphonates and 2‐Chloroaziridinylphosphonates.
Authors: COUTROT P. , ELGADI A. , GRISON C. 
Published: May 2016

AbstractCyclocondensation of diethyl chloromethylphosphonate (I) with the aromatic aldimines (II) yields the aziridinylphosphonates (III) which are converted to the (2‐chloroaziridinyl)phosphonates (V) by lithiation and treatment with tetrachloromethane (IV).
ChemInform Abstract: 2‐Oxazolines (4,5‐Dihydrooxazoles) by Organoselenium‐Induced Cyclization of Allylic Ureas.
Authors: BETANCOR C. , LEON E. I. , PRANGE T. , SALAZAR J. A. , SUAREZ E. 
Published: May 2016

AbstractReaction of the β,γ‐unsaturated ureas (I), (IV), and (VII) with phenylselenenyl chloride (II) in the presence of silica gel results in cyclization, producing the Se‐substituted oxazolines (III), (V), and (VI) or the hexahydropyrimidone (VIII).
ChemInform Abstract: Oxidation of Organic Diselenides with Hydrogen Peroxide to Alkane‐ and Areneseleninic Acids and Selenium‐Containing Heterocycles.
Authors: KLOC K. , MLOCHOWSKI J. , SYPER L. 
Published: May 2016

AbstractThe oxidation of dialkyldiselenides and ortho‐substituted diaryldiselenides, e.g. (I) and (III), with H2O2 in MeCN, CH2Cl2 or CHCl3 at temp. between ‐15 and +20 °C affords corresponding seleninic acids such as (II) and (IV).
ChemInform Abstract: Organometallic Compounds of the Lanthanoids. Part 49. Trigonal‐Bipyramidal Lanthanoid Complexes Containing an Interstitial Oxygen Atom.
Authors: SCHUMANN H. , LEE P. R. , LOEBEL J. 
Published: May 2016

AbstractTraces of water in the reaction mixture result in insertion of the O2‐ ion into the lanthanoids forming (V).
ChemInform Abstract: Reactions of Alkyl and Hydride Derivatives of Permethylzirconocene and Permethylhafnocene with Carbon Monoxide. Synthesis and Reactivity Studies of Aldehyde Complexes of Zirconium and Hafnium.
Authors: RODDICK D. M. , BERCAW J. E. 
Published: May 2016

AbstractFor the isovaleraldehyde complexes (IV) an isomeric structure with coordination to the C=O double bond is not ruled out.
ChemInform Abstract: Cleavage of Ligand in a Tc/Schiff Base System: An Unusual Reaction.
Authors: SPIES H. , PIETZSCH H.‐J. 
Published: May 2016

AbstractThe reaction of different Schiff bases (derived from the condensation of 2‐aminobenzenethiol with salicylic aldehyde, diacetyl and acetylacetone) with Tc gluconate in aqueous acetone at pH 11 in the presence of NBu4Br results in formation of the same complex (I) (yield ca. 60%).
ChemInform Abstract: Preparation and Chiroptical Properties of Optically Active Vinyl Ether‐Iron and Olefin‐Iron Complexes. A CD Quadrant Rule Correlating Absolute Configurations.
Authors: BEGUM M. K. , CHU K.‐H. , COOLBAUGH T. S. , ROSENBLUM M. , ZHU X.‐Y. 
Published: May 2016

AbstractReaction of the racemic iron complex (I) with (‐)‐menthol (II) leads to a diastereomeric mixture of the optically active vinyl alcohol‐iron complexes (III) and (IV), which are in rapid equilibrium resulting in partial dynamic resolution of the complexed olefin center.
ChemInform Abstract: Systematic Access to (M4(CO)12(μ4‐XY)) Clusters of the Butterfly Type.
Authors: BANTEL H. , HANSERT B. , POWELL A. K. , TASI M. , VAHRENKAMP H. 
Published: May 2016

AbstractIf the bridge‐ligand in corresponding trinuclear clusters is photochemically stable a photochemical cluster expansion reaction can be used as a route to the tetranuclear clusters (III), (IV) and (V) as demonstrated for (III).
ChemInform Abstract: ((Ph2PCH2C(CF3)2O)NiH(PCy3)): Indication of a Nickel Hydride Mechanism in Ethene Oligomerization.
Authors: MUELLER U. + , KEIM W. , KRUEGER C. + , BETZ P. 
Published: May 2016

AbstractThe reaction of the complex (I) with the phosphine (II) at 50 °C yields a catalyst system, which forms C4‐C30 olefins with ethene.
ChemInform Abstract: Dependence of Spectroscopic, Electrochemical, and Excited‐State Properties of Tris Chelate Ruthenium(II) Complexes on Ligand Structure.
Authors: KAWANISHI Y. , KITAMURA N. , TAZUKE S. 
Published: May 2016

AbstractTo develop efficient redox photosensitizers of the (tris(bipyridine)Ru)2+ type, twelve Ru complexes such as (I), containing structurally analogous diimine ligands such as 2,2'‐bipyridine, 1,10‐phenanthroline or (II)‐(VI) and derivatives of them, are prepared by refluxing RuCl2(DMSO)4 with an excess of ligand in EtOH (synthetic routes to the ligands are also given).
ChemInform Abstract: Synthesis and Structure of the Di‐(5,6‐dihydropyrimidino(5,4‐c)carbazole) Hexachloroplatinate(IV) Monohydrate.
Authors: VIOSSAT B. , NGUYEN‐HUY DUNG NGUYEN‐HUY DUNG , DARAN J. C. , LANCELOT J. C. , ROBBA M. 
Published: May 2016

Abstract5,6‐Dihydropyrimidino(5,6‐c)carbazole dissolved in HCl reacts with K2PtCl4 in water to give the title complex (yield not given), which crystallizes in P21/m with Z=2.
ChemInform Abstract: Platinum Complexes of the Anions Se2N2‐ 2 and Se2N2H‐; X‐Ray Structure Analysis of (Pt(Se2N2H)(PMe2Ph)2)Cl.
Authors: KELLY P. F. , PARKIN I. P. , SLAWIN A. M. Z. , WILLIAMS D. J. , WOOLLINS J. D. 
Published: May 2016

AbstractThe Pt(II) complexes (III) and (IV) are main products of the equimolar reaction between the Pt dimer (I) and Se4N4 (II).
ChemInform Abstract: Conversion of Campholene‐ to Necrodane‐Type Monoterpenes. Short Stereoselective Synthesis of (‐)‐(R,R)‐β‐Necrodol and Its Three Stereoisomers.
Authors: SCHULTE‐ELTE K. H. , PAMINGLE H. 
Published: May 2016

Abstract(‐)‐(R)‐Campholenyl acetate (I) is the starting compound for the synthesis of two stereoisomers (+)‐(VIa) and (+)‐(VIb) of (‐)‐(R,R)‐β‐necrodol (‐)‐(VIa) which in turn can be obtained starting from (+)‐(VIb) via the intermediates (VII) and (VIII).
ChemInform Abstract: Nonstereospecific Proton Removal in the Enzymatic Formation of Orsellinic Acid from Chiral Malonate.
Authors: WOO E.‐R. , FUJII I. , EBIZUKA Y. , SANKAWA U. , KAWAGUCHI A. , HUANG S. , BEALE J. M. , SHIBUYA M. , MOCEK U. , FLOSS H. G. 
Published: May 2016

AbstractWith the aid of the (R)‐ and (S)‐configurated malonates (IV) it is shown that in the enzymatic formation of orsellinic acid (III) from malonate (I) the proton abstraction at the positions 3 and 5 of the polyketide precursor (II) is not stereospecific and therefore not enzyme‐mediated; it also may occur while the molecule still resides in the chiral protein environment.
ChemInform Abstract: Clathridine and Its Zinc Complex: Novel Metabolites from the Marine Sponge Clathrina clathrus.
Authors: CIMINIELLO P. , FATTORUSSO E. , MAGNO S. , MANGONI A. 
Published: May 2016

AbstractIn addition to clathridine (I), which shows antimycotic activity, its yellow Zn complex is isolated from the marine sponge.
ChemInform Abstract: Enantioselective Synthesis of the Carbapenem Ring System from (S)‐Proline.
Authors: ASADA S. , KATO M. , ASAI K. , INEYAMA T. , NISHI S. , IZAWA K. , SHONO T. 
Published: May 2016

AbstractCoupling of the proline derivatives (I) with the ketene silyl acetals (II) yields the triesters (III) which are converted into the amino acid (IV) by hydrolysis or hydrogenation.
ChemInform Abstract: A New Route to Ferroelectric Liquid Crystals: The First Organo‐Transition‐Metal Compound Showing This Behavior.
Authors: ESPINET P. , ETXEBARRIA J. , MARCOS M. , PEREZ J. , REMON A. , SERRANO J. L. 
Published: May 2016

AbstractThe preparation of the title compound (V) via introduction of a chirality center (by reaction with a chiral carboxylate) into an ortho‐palladated azine, which forms SC meso phases, is described.
ChemInform Abstract: Electrochemistry of Niobium Chloride and Oxide Chloride Complexes in the Basic Aluminum Chloride‐1‐Methyl‐3‐ethylimidazolium Chloride Room‐Temperature Ionic Liquid.
Authors: SUN I.‐W. , HUSSEY C. L. 
Published: May 2016

AbstractA solution of Nb(V)‐chloride in the title ionic liquid contains the chloro complex (NbCl6)‐.