bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: A Structural Study of Tryller′s, (II), and Schmitz′s, (V), Compounds and Related Substances.
Authors: FRUTTERO R. , FERRAROTTI B. , GASCO A. , CALESTANI G. , RIZZOLI C. 
Published: May 2016

AbstractReaction of the chloroglyoxime (I) with Na2CO3 according to Vianello (1932) leads to the (E,E)‐furoxan dioxime (II) (Tryller's compound) obtained originally by the action of HO‐NH2 on the oil afforded by heating acetylmethylnitrolic acid (Behrend and Tryller, 1894).
ChemInform Abstract: Chemical Reactivity of the Three‐Sulfur Ring in Norbornanetrithiolanes. The S3 Transfer Reaction.
Authors: GHOSH T. , BARTLETT P. D. 
Published: May 2016

AbstractMCPBA oxidation or ozonation of the norbornanetrithiolanes (I) leads to isomeric mixtures of the endo‐ and exo‐trithiolane oxides (II)‐(V).
ChemInform Abstract: Novel Synthesis of Dianthalexin (Phytoalexin) Analogues.
Authors: HAUTEVILLE M. , PONCHET M. , RICCI P. , FAVRE‐BONVIN J. 
Published: May 2016

AbstractThe syntheses of two phytoalexins, the heterocyclic dianthalexin (IV), and the open‐chained dianthramide A (V), are described as outlined in the reaction scheme.
ChemInform Abstract: Synthesis and Bacterial DNA Gyrase Inhibitory Properties of a Spirocyclopropylquinolone Derivative.
Authors: WENTLAND M. P. , PERNI R. B. , DORFF P. H. , RAKE J. B. 
Published: May 2016

AbstractCoupling of the enol ether (III), prepared by treatment of the β‐keto ester (I) with triethyl orthoformate (II), with the amino alcohol (IV) results in the formation of the cyclopropylaminomethylene compound (V) as a mixture of E‐ and Z‐isomers.
ChemInform Abstract: ESR Studies of the Reactions of Aluminum Atoms with Some Alkenes in a Rotating Cryostat.
Authors: HOWARD J. A. , JOLY H. A. , MILE B. , HISTED M. , MORRIS H. 
Published: May 2016

AbstractThe title reaction is studied for propylene and some of its deuterated isotopomers and butenes in adamantane at 77 up to 153 K. The formation of π‐allyl Al hydrides such as (I), of aluminacyclopentanes such as (II), and of some Al‐monoalkene complexes is observed (mechanism).
ChemInform Abstract: Synthesis and Structure of (cyclo‐C3H4‐SO2Ph)2Ti(OCH(CH3)2)2, a C‐Titanated “α‐Sulfonylcarbanion”.
Authors: GAIS H.‐J. , VOLLHARDT J. , LINDNER H. J. , PAULUS H. 
Published: May 2016

AbstractThe title complex (III) is stable at 20 °C, water and oxygen being excluded.
ChemInform Abstract: C‐H Bond Activation in Cp2Zr(III)CH2PPh2: Evidence for an Unexpected Mechanistic Pathway.
Authors: BLANDY C. , LOCKE S. A. , YOUNG S. J. , SCHORE N. E. 
Published: May 2016

AbstractA mechanism for the Cp C‐H bond activation in Cp2ZrCH2PPh2 is suggested on the basis of the formation of the intermediate (I) on the reduction of Cp2ZrCl(CH2PPh2) in THF and its NMR spectroscopic and chemical characterization.
ChemInform Abstract: A New Model for the Oxygen‐Evolving Complex in Photosynthesis. A Trinuclear μ3‐Oxo‐Manganese(III) Complex Which Contains a μ‐Peroxo Group.
Authors: BHULA R. , GAINSFORD G. J. , WEATHERBURN D. C. 
Published: May 2016

AbstractThe reaction of Mn(II) acetate with diethylenetriamine in MeOH at reflux temp. in air followed by addition of K iodide gives the title complex (I) crystallizing in P21mn with Z=2.
ChemInform Abstract: Linear Twofold Coordination of Arsenic in (Cp′(CO)2Mn=As=Mn(CO)2Cp′)+.
Authors: STRUBE A. , HUTTNER G. , ZSOLNAI L. 
Published: May 2016

AbstractThe water‐sensitive title complex (IIa) is obtained according to the scheme and characterized by IR, 1H NMR, and UV spectral data.
ChemInform Abstract: Multiple Bonds Between Main Group Elements and Transition Metals. Part 56. Acid‐Catalyzed Alkyne/Alkene Coupling at Re(III) Centers.
Authors: HERRMANN W. A. , FISCHER R. A. , HERDTWECK E. 
Published: May 2016

AbstractThe alkyne complex (III) is a useful intermediate for organo‐Re complexes and can be obtained from the tetrachloride (I) as shown.
ChemInform Abstract: Synthesis of 5,10,15,20‐Tetrakisphenylporphins on a Carbon Support for the Cathodic Reduction of Oxygen in Fuel Cells.
Authors: KIRSCHENMANN M. , WOEHRLE D. + , VIELSTICH W. 
Published: May 2016

AbstractAdsorbed porphins (I) are also formed by the reaction of the metal‐free porphins with preadsorbed FeCl2 in DMF in addition to the direct adsorption of (I) from Me2CO.
ChemInform Abstract: Preparation of N‐Tritylamino Acids from N‐Trimethylsilylamino Acid Trimethylsilyl Esters.
Authors: MAMOS P. , SANIDA C. , BARLOS K. 
Published: May 2016

AbstractPersilylated amino acids such as (I), (IV), or (VI) are used to prepare tritylamino acids such as (II), (V), (VII) by cleavage of the Si‐N bond with trityl chloride (III).
ChemInform Abstract: Oxime Ethers as Potential Juvenoids.
Authors: WIMMER Z. , SAMAN D. , SMOLIKOVA J. , ROMANUK M. 
Published: May 2016

AbstractThe title compounds (I) are prepared starting from 2‐(4‐(2‐bromoethoxy)benzyl)‐1‐cyclohexanone and propanal oxime or 2‐pyridinecarbaldehyde oxime; the syn‐ and anti‐isomers (Ia)‐(Ic) and (Id)‐(If) are chromatographically separable (no yields or isomer ratios given).
ChemInform Abstract: NMR of 129Xe Trapped in Clathrates and Some Other Solids.
Authors: RIPMEESTER J. A. , RATCLIFFE C. I. , TSE J. S. 
Published: May 2016

Abstract129Xe NMR chemical shifts, obtained for Xe trapped in the cages of clathrate hydrates and a clathrasil sample, together with shift data for solid Xe correlate linearly with the mean free radius of the cage.
ChemInform Abstract: 29Si NMR Studies of Aqueous Silicate Solutions. Part 2. Transverse 29Si Relaxation and the Kinetics and Mechanism of Silicate Polymerization.
Authors: KINRADE S. D. , SWADDLE T. W. 
Published: May 2016

AbstractA detailed study of 29 Si line broadening in solutions of SiO2 in aqueous MOH (M: Na, K, Rb) with M+:Si(IV) = 1:1 (in which each Si carries one ‐O‐ group) as a function of temp. (up to 144 °C) demonstrates that this line broadening is the result of Si‐Si chemical exchange, if contaminants are absent.
ChemInform Abstract: Crystal Structure of AgPb4O4Cl, a Curious Variant of the Tetragonal Structure Type of PbO.
Authors: RIEBE H.‐J. , KELLER H.‐L. 
Published: May 2016

AbstractSingle crystal of the title compound are prepared by annealing a 1:4 AgCl/PbO mixture in an evacuated quartz ampoule (540 °C, 14 d).
ChemInform Abstract: Crystal Chemical Study of Triple Monophosphates, M(I)2M(III)M(IV)(PO4)3 (M(I): Na, K; M(III): Cr, Fe, Ga, Rh; M(IV): Ti, Sn, Zr, Hf).
Authors: PERRET R. 
Published: May 2016

AbstractAll the 16 sodium phosphates crystallize in the rhombohedral space group R3c, Z=2; the structure is derived from NaZr2(PO4)3.
ChemInform Abstract: Structure and Magnetic Properties of Cobalt‐Rich Pr‐Co‐B Alloys.
Authors: CHUANG Y. C. , WU C. H. , CHANG T. D. , WANG F. H. , DE BOER F. R. 
Published: May 2016

AbstractThe lattice constants of six Pr‐Co‐B ternary compounds are determined: Pr2Co14B (space group P42/mnm), PrCo4B(P6/mmm), Pr3Co11B4(P6/mmm), Pr2Co7B3(P6/mmm), PrCo12B6(R3m), PrCo4B4(P42/n).
ChemInform Abstract: The FeBr2‐Br2‐H2O‐HBr System. Iron(III) Bromide Hydrate in the Vapor Phase.
Authors: GREGORY N. W. 
Published: May 2016

AbstractThe UV‐VIS absorption vapor spectra of FeBr2‐Br2‐HBr‐H2O mixtures between 400 and 700 K show absorbances in the wavelength range 300‐480 nm which are indicative of substantial concentrations of a hydrate in the vapor phase in addition to Fe2Br6(g) and FeBr3(g).
ChemInform Abstract: Electrocatalysis of S2O2‐ 8 Ion Reduction. The Effect of Underpotential Deposition on the Kinetics of the Cathodic Process on Platinum.
Authors: KOKKINIDIS G. , ZATKAS D. G. , SAZOU D. 
Published: May 2016

AbstractFrom a detailed study of S2O82‐ reduction on Pt and Pt/M(upd) electrodes (M: Pb, Tl, Bi) in aqueous acid, neutral and alkaline solutions it is concluded that the electrocatalytic activity of the Pt electrode for the reduction of persulfate is improved significantly by the upd adlayers.
ChemInform Abstract: Effects of Oxygen on the Hydrogenation Properties of MmNi4.15Fe0.85 Upon Pressure Cycling
Authors: KIM Y.‐G. , LEE J.‐Y. 
Published: May 2016

Abstract(Mm: misch metal; 40% Ce, 28% La, 14% Nd, 4% Pr, 7% other rare earth metals, 5% Fe, 2% Al+Ca+Mg).
ChemInform Abstract: Oxide Catalysts. Part 46. Synthetic Boroaluminosilicates with Pentasil Structure (SABO): Structural, Surface Chemical, and Catalytical Properties.
Authors: UNGER B. , RESCHETILOWSKI W. , WENDLANDT K.‐P. , FREUDE D. , KRAAK P. , BREMER H. 
Published: May 2016

AbstractA remarkable modification of ZSM‐5 zeolites is achieved by isomorphous substitution of boron for Si and/or Al.
ChemInform Abstract: Asymmetric Syntheses. Part 6. Asymmetric Aldol Reaction of D‐Camphorimine Derived from Benzylamine.
Authors: JIANG Y. , LUI G. , DENG J. 
Published: May 2016

AbstractThe camphorimine (D)‐(I) is lithiated and then treated with the carbonyl compounds (II) in the presence of HMPA, producing the optically active α‐phenyl‐β‐hydroxyalkylimines (III).
ChemInform Abstract: Ring Opening of 3(2H)‐Pyrazolones by Oxidation with Periodate.
Authors: WEBER H. , WOLLENBERG E. 
Published: May 2016

AbstractOxidative cleavage of the pyrazolones (I), (III), (V), or (VI) with sodium periodate yields the tricarbonyl compounds (II), (IV), or (VII).
ChemInform Abstract: Palladium‐Catalyzed Tandem Cyclization‐Anion Capture Processes. Hydride Ion Capture by Alkyl and π‐Allylpalladium Species.
Authors: BURNS B. , GRIGG R. , RATANANUKUL P. , SRIDHARAN V. , STEVENSON P. , WORAKUN T. 
Published: May 2016

AbstractThe N‐vinyl‐2‐iodobenzamides (I), (VII), and (IX) undergo ring closure in the presence of palladium diacetate, yielding the isoindolone derivatives (II), (VIII), and (X) as the main products.
ChemInform Abstract: Photoreactions of Quinonoid Compounds with Alkynes and Cyclic Olefins.
Authors: KIM S. S. , YOO D. Y. , CHO I. H. 
Published: May 2016

AbstractReaction of various quinones such as (III) with the acetylene (II) or the cyclic ene (IV) yields the adducts (I) or (V).
ChemInform Abstract: Syntheses of 2‐Nitro‐3,6‐diethoxy‐bromobenzene and 2‐Nitro‐3,6‐diethoxy‐morpholinobenzene.
Authors: MUSTROPH H. , HAESSNER R. 
Published: May 2016

AbstractBromination of (I) according to the literature (no details given) leads to a separable mixture of (II) and (III); (II) is synthesized independently from (IV) (Sandmeyer reaction; no details given).
ChemInform Abstract: Synthesis and Reactivities of Novel η2‐(C,O) Methylphenylketene Complex of Nickel.
Authors: SUGAI R. , MIYASHITA A. , NOHIRA H. 
Published: May 2016

AbstractMethylphenylketene (II) reacts with the Ni complex (I) and triphenylphosphine (III), forming the novel complex (IV) mentioned in the title.
ChemInform Abstract: Organophosphorus Compounds. Part 9. The Reaction of Ylid‐Phosphoranes with Nitrosonaphthols.
Authors: MAHRAN M. R. , ABDOU W. M. , GANOUB N. A. F. 
Published: May 2016

Abstractα‐Nitro‐β‐naphthol (I) reacts with the phosphorus ylides (II), forming the imines (III).
ChemInform Abstract: Novel Synthesis of Thiazolidines.
Authors: THYAGARAJAN B. S. , SIMON J. A. 
Published: May 2016

AbstractNucleophilic addition of the thiourea (II) to the triple bond of the bis(arylsulfonyl)‐2‐butyne (I) yields the thiazolidine (III) or ‐ in the presence of water ‐ a mixture of (III) and the methylenethiazolidine (IV).
ChemInform Abstract: Activated Nitriles in Heterocyclic Synthesis. Part 4. Reactions with 1‐Ethoxycarbonyl‐4‐cyanoacetylthiosemicarbazide. Synthesis of Functionalized Pyridinone and 1,3,4‐Thiadiazole Derivatives.
Authors: RAMIZ M. M. M. , ELGANDOUR A. H. H. , ELAGAMEY A. G. A. 
Published: May 2016

AbstractThe reaction of the thiosemicarbazide (I) with the dinitriles (II) gives the pyridones (III) whereas the reaction of (I) with the dinitriles (IV) produces the thiadiazoles (VI) via the intermediates (V).
ChemInform Abstract: Synthesis of Some 5H‐Pyrano‐ and 5H‐Pyrido(2′,3′:4,5)pyrido(2,1‐b)benzothiazol‐5‐one Derivatives.
Authors: HUSSAIN S. M. , EL‐REEDY A. M. , ABDIN T. M. 
Published: May 2016

AbstractThe addition reactions of the pyridobenzothiazolone (I) with the compounds (II), (IV), (VI), (VIII), (X), (XII) give rise to the various heterocyclic products shown in the scheme.
ChemInform Abstract: Synthesis of New Potentially Analgesically and Antibiotically Active Pyridazino(4,3‐e)(1,3)oxazinones and Pyrimido(4,5‐c)pyridazinones.
Authors: RIED W. , EICHHORN T. A. 
Published: May 2016

AbstractThe carboximidoyl chlorides (III) are hydrolyzed and then cyclized, forming the pyridazinooxazinones (IV).
ChemInform Abstract: Synthesis and Spectroscopic and Structural Characterization of the Monomeric Diborylphosphine and Diphosphinoborane Compounds PhP(BMes2)2 and MesB(PPh2)2 (Mes: 2,4,6‐Me3C6H2).
Authors: BARTLETT R. A. , DIAS H. V. R. , POWER P. P. 
Published: May 2016

AbstractThe title compounds (III) and (VI) are the first examples of their classes of compound to be structurally characterized.
ChemInform Abstract: Polyphosphorus Ligands. Part 5. The Synthesis, 31P NMR Spectra and Conformations of the Polykis(diphenylphosphino) Benzenes (Ph2P)nC6H6‐n (n = 1‐4).
Authors: MCFARLANE H. C. E. , MCFARLANE W. 
Published: May 2016

AbstractAll the compounds (III)‐(VIII) are prepared in 35‐80% yield by the reaction of the corresponding fluorobenzenes with (II) as demonstrated for (III).
ChemInform Abstract: Reactivity of the Organozinc Derivative of Ethyl α‐Bromomethylacrylate.
Authors: EL ALAMI N. , BELAUD C. , VILLIERAS J. 
Published: May 2016

AbstractThe title compound (I) reacts with iodobenzene (II) in the presence of a Pd(0)‐catalyst to yield the α‐benzylacrylate (III).
ChemInform Abstract: Neutral Water‐Soluble Indium Complexes of 3‐Hydroxy‐4‐pyrones and 3‐Hydroxy‐4‐pyridinones.
Authors: MATSUBA C. A. , NELSON W. O. , RETTIG S. J. , ORVIG C. 
Published: May 2016

AbstractThe hygroscopic complexes (III) and (IV) are obtained at neutral pH and are studied by IR and NMR spectroscopy, 1‐octanol/water partitioning and single‐crystal X‐ray diffraction ((IVb): space group P3 with Z=2).
ChemInform Abstract: Zero Valent Molybdenum and Tungsten Ethylene Isocyanide Complexes: Synthesis and Structural Properties.
Authors: CARMONA E. , GALINDO A. , MARIN J. M. , GUTIERREZ E. , MONGE A. , RUIZ C. 
Published: May 2016

AbstractStepwise substitution of the trimethylphosphine ligands in the trans complexes (I) by corresponding isocyanides (II) leads to mono‐ and bis(isocyanide) complexes such as (IV) and (III).
ChemInform Abstract: Synthesis, Structure, and Magnetic Properties of a Dodecamanganese(II) Complex Afforded by a Binucleating Acyclic N2O3 Schiff Base.
Authors: LUNEAU D. , SAVARIAULT J.‐M. , TUCHAGUES J.‐P. 
Published: May 2016

AbstractThe title complex (I) is prepared by addition of methanolic solutions of manganese(II) acetate tetrahydrate to the ligand at 65 °C (no yield given).
ChemInform Abstract: Synthesis and Photophysical and Electrochemical Properties of New Halotricarbonyl(polypyridine)rhenium(I) Complexes.
Authors: JURIS A. , CAMPAGNA S. , BIDD I. , LEHN J.‐M. , ZIESSEL R. 
Published: May 2016

AbstractThe absorption spectra, emission spectra, luminescence lifetime, luminescence quantum yields, and redox potentials of the complexes (III)‐(VI) are measured.
ChemInform Abstract: Synthesis and Proton NMR Studies of the Electronic Structure of Ferric Phosphine Porphyrin Complexes.
Authors: SIMONNEAUX G. , SODANO P. 
Published: May 2016

AbstractAnalogous to the preparation of (IIIa) bis(trimethylphosphine)iron(III) complexes of deuteroporphyrin dimethyl ester, as well as tetrakis(m‐ and p‐tolyl)porphyrin and analogous to the preparation of (IIIb) a trimethylphosphine‐pyridine complex of tetraphenylporphyrinatoiron(III) are also obtained.
ChemInform Abstract: Chemistry of Hydroisocyanic Acid. Part 5. Reactions of W(CO)5CNH, Fe(CN)2(CNH)4, and FeCp(dppe)CNH BF4 with Highly Alkylated Olefins: Hydroisocyanidation.
Authors: BAER E. + , FEHLHAMMER W. P. 
Published: May 2016

AbstractReagiospecific 1,2‐addition of the hydrogen isocyanide complex (I) to the alkylated olefins (II) leads to the formation of the monoalkylated isocyanide complexes (III) which can also be obtained from complex (IV) by reaction with (II) and HBF4.
ChemInform Abstract: Synthesis and Molecular Structure of (Ni4(S2)(SCH2CH2S)4)2‐, a Mixed Nickel‐Disulfide‐Thiolate Anion with a Prismatic Ni4S2 Core.
Authors: TREMEL W. , HENKEL G. 
Published: May 2016

AbstractThe title cluster as the salt (IV) (space group P1 with Z=2) is obtained by self‐assembly reaction from simple reactants as shown in the scheme.
ChemInform Abstract: Siloxyl‐Bridged Diruthenium(II) Complexes: Structural Models for Cluster‐Derived, Silica‐Supported Ruthenium Catalysts.
Authors: BRUCE G. C. , STOBART S. R. 
Published: May 2016

AbstractTreating of the unusual silanol complex (I) with equimolar amount of KH results in loss of H2 and CF3COO‐ producing the siloxyl‐bridged diruthenium(II) complex (II).
ChemInform Abstract: Metallo‐Mesogens and Liquid Crystals with a Heart of Gold.
Authors: ADAMS H. , BAILEY N. A. , BRUCE D. W. , DHILLON R. , DUNMUR D. A. , HUNT S. E. , LALINDE E. , MAGGS A. A. , ORR R. , STYRING P. , WRAGG M. S. , MAITLIS P. M. 
Published: May 2016

AbstractUsing mesogens as ligands the metallo‐mesogens (metal‐containing liquid crystals) (I)‐(VI) are prepared and characterized.
ChemInform Abstract: Azaindole Derivatives. Part 1. Asymmetric Synthesis of a New α‐Amino Acid.
Authors: GMEINER P. , SOMMER J. 
Published: May 2016

AbstractThe hydroxymethylpyrazolopyridine (I) is O‐tosylated and then coupled with the lithiated imino esters (IV), yielding the intermediates (V) which are saponified and cleaved to produce the racemic 8‐azatryptophan (VI).
ChemInform Abstract: Carbapenams and Carbacephams: Addition of Ketenes to Five and Six Membered Cycloimines.
Authors: BURGEMEISTER T. , DANNHARDT G. , MACH‐BINDL M. 
Published: May 2016

AbstractVarious fused β‐lactams such as (III), (VI), or (VIII) are prepared by cycloaddition reaction of the cyclic imines (II) with ketenes generated in situ from acyl chlorides such as (I), (IV), or (VII).
ChemInform Abstract: Electrical Conduction and Polarization in Lead Silicate Glasses.
Authors: DUTTA B. , MAGRUDER R. H. III , WEEKS R. A. , KINSER D. L. 
Published: May 2016

AbstractConductivity measurements for a series of lead silicate glasses of general composition xPbO·(100‐x)SiO2 with x = 30, 40, 45, 50, 65 shows that the dc conductivity increases monotonically with increasing PbO content.
ChemInform Abstract: Molybdenum Bromide, MoBr2.5.
Authors: RYABOV S. A. , ELLERT O. G. , BUTSKII V. D. , MORGUNOV V. S. , BURTSEV M. YU. , PERVOV V. S. 
Published: May 2016

AbstractThe hitherto unknown title compound is prepared by heating Mo filaments to 600 °C in an atmosphere of Br2.
ChemInform Abstract: Hyperconjugation as a Factor in Face Selectivity During Cycloaddition.
Authors: CHUNG W.‐S. , TURRO N. J. , SRIVASTAVA S. , LI H. , LE NOBLE W. J. 
Published: May 2016

AbstractA general rule is stated that the approach during addition to trigonal carbon is always anti to the electron richest σ bond, sometimes even when steric effects oppose such selectivity.
ChemInform Abstract: Chemiluminescence in Model Membrane Structures. Chemiluminescence of Lucigenin in the Presence of Mg(OH)2 and Benzyl Alcohol. Temperature Effects.
Authors: VARVERI F. S. , MANTAKA‐MARKETOU A. E. , VASSILOPOULOS G. , NIKOKAVOURAS J. 
Published: May 2016

AbstractIn solutions containing didodecyldimethylammonium bromide the quantum yield of the title reaction increases when Mg(OH)2 is added in the presence of lamellar aggregates (35%) and, especially, of vesicular aggregates (65%).
ChemInform Abstract: Single Electron Transfer and Nucleophilic Substitution. Reaction of Alkyl Bromides with Aromatic Anion Radicals and Low Oxidation State Iron Porphyrins.
Authors: LEXA D. , SAVEANT J. M. , SU K.‐B. , WANG D.‐L. 
Published: May 2016

AbstractThe problem of the role of single electron transfer in SN2 substitution is discussed on the basis of a comparison of the rate constants obtained for the reaction of alkyl bromides with aromatic anion radicals on one hand and with iron("0") and iron(I) porphyrins on the other, as well as of the temp. dependence of the reaction kinetics.
ChemInform Abstract: Metal Template ortho‐Acylation of Phenols. Direct Synthesis of Salicylic Acid Chlorides and Derivatives.
Authors: SARTORI G. , CASNATI G. , BIGI F. , BONINI G. 
Published: May 2016

AbstractAcylation of the magnesium phenoxides (I) with phosgene (II) yields the salicylic acid chlorides (III) which are converted to the acids (IV).
ChemInform Abstract: Convenient Synthesis of Methyl 1‐Methyl‐2,4‐dibromo‐5‐imidazolecarboxylate.
Authors: O'CONNELL J. F. , PARQUETTE J. , YELLE W. E. , WANG W. , PAPOPORT H. 
Published: May 2016

AbstractThe title compound (X) is prepared by three different routes.
ChemInform Abstract: 3,5‐Diaminopyrazoles and 1,3,4‐Oxadiazoles from Cyanoacetothioimidates.
Authors: YOKOYAMA M. , SATO K. 
Published: May 2016

AbstractThe 3‐amino‐3‐(methylthio)acrylonitriles (III), prepared from the malononitriles (I) and the sodium thiolate (II), are converted to the cyanoacetothioimidates (IV) by treatment with hydrogen chloride.
ChemInform Abstract: Synthesis and Pharmacological Investigation of 4‐Substituted 2‐Alkylthio‐1,4‐dihydropyridines.
Authors: KRAUZE A. A. , VITOLINYA R. O. , ROMANOVA M. R. , DUBUR G. YA. 
Published: May 2016

AbstractSome of the dihydropyridines (III), prepared as shown in the reaction scheme, have vasodilatoric activity.
ChemInform Abstract: Synthesis of 4‐Vinylquinoline: Pyrolytic Rearrangement of the 4‐(1‐Hydroxyethyl)quinoline and Related Derivatives.
Authors: RODRIGUEZ J. G. , BENITO Y. 
Published: May 2016

AbstractSeveral attempts to synthesize 4‐vinylquinoline (II) are described in the reaction scheme.
ChemInform Abstract: Synthesis of Chiral Isoquinuclidines and Determination of Their Absolute Configuration.
Authors: MEHMANDOUST M. , MARAZANO C. , SINGH R. , GILLET B. , CESARIO M. , FOURREY J.‐L. , DAS B. C. 
Published: May 2016

AbstractN‐(2,4‐Dinitrophenyl)pyridinium chloride (I) undergoes exchange reaction with the chiral amines (II) to give the salts (III), which are reduced with boranate, yielding the dihydropyridines (IV).
ChemInform Abstract: Carbon‐Sulfur Bond Formation Catalyzed by Bis(diphenylphosphino)methane Complexes of Platinum(II).
Authors: PAGE P. C. B. , KLAIR S. S. , BROWN M. P. , HARDING M. M. , SMITH C. S. , MAGINN S. J. , MULLEY S. 
Published: May 2016

AbstractThiols such as (II) or (IV) are coupled with the alkyl halides (I) or (VI) in the presence of a platinum(II) catalyst to produce the corresponding sulfides, e.g. (III), (V) or (VII).
ChemInform Abstract: Amination of 4‐Nitro‐ and 4‐Cyanopyridazines by Liquid Ammonia/Potassium Permanganate.
Authors: MARCELIS A. T. M. , TONDIJS H. , VAN DER PLAS H. C. 
Published: May 2016

AbstractThe 4‐nitropyridazines (I) react with ammonia to give the addition products (III) which are oxidized in situ with permanganate, forming the 5‐amino‐4‐nitropyridazines (IV).
ChemInform Abstract: Synthesis of Some Derivatives of the New Heterocyclic System Pyrimido‐(3,4‐b)‐1,2,4‐triazine and Their Antineoplastic Activity.
Authors: KOKSHAROVA T. G. , DIANOVA L. N. , VOLKOVA N. V. , ANISIMOVA O. S. , ANOSHINA G. M. , SVECHNIKOVA G. V. 
Published: May 2016

AbstractThe triaminopyrimidinethione (I) reacts with pyruvic acid (II), yielding the pyrimidotriazine (III) which is transformed into the 4‐alkyl derivatives (V).
ChemInform Abstract: Chemistry of 1,2,4‐Triazines. Part 13. Synthesis of 1H‐(1,2,4)Triazino‐(5,6‐e)(1,3,4)thiadiazines and 1,2,4‐Triazolo(4,3‐d)(1,2,4)triazines.
Authors: NEUNHOEFFER H. , DOSTERT M. , HAMMANN H. 
Published: May 2016

AbstractThe 6‐amino‐5‐hydrazino‐1,2,4‐triazines (III) react with the (thioacylthio)acetic acids (IV) to produce the 5‐thioacylhydrazinotriazines (V) which cyclize in aqueous acidic solutions, forming the triazinothiadiazines (VI).