bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Thiazoles from N‐Cyanoimidates or 3‐Cyanoisoureas and Thioglycolic Acid Derivatives.
Authors: RIED W. , KUHNT D. 
Published: May 2016

AbstractDie Ester (Ia) und (Ib) reagieren unter den genannten Bedingungen mit dem Ester (II) zu Thiazolen des Typs (III) oder (IV).
ChemInform Abstract: Dihydropyridines. Part 5. Synthesis of 4,4‐Disubstituted 1,4‐Dihydropyridines by Photochemical Cycloaddition of Enaminecarbaldehydes and Alkenes.
Authors: TIETZE L.‐F. , BERGMANN A. , BRUEGGEMANN K. + 
Published: May 2016

AbstractDurch photochemische Cycloaddition von Enaminocarbaldehyden (I) und Alkenen (II) erhält man 4,4′‐disubstituierteTetrahydropyridine (I11), die sauer nahezu quantitativ in 1,4‐Dihydropyridin‐Derivate (IV) übergeführt werden.
ChemInform Abstract: Fused Imidazoles.
Authors: MOEHRLE H. + , GRIMM B. 
Published: May 2016

AbstractDie gemäß Schema hergestellten Dihydroisochinolinium‐Salze (IV) reagieren mit Hydroxylamin bei pH 4 ‐ 5 zu den Imidazol‐Derivaten (V).
ChemInform Abstract: Purine Nucleoside Analogues. Part 2. 9‐(1‐Alkoxyethyl)‐6‐Substituted Purines.
Authors: MADRE M. A. , ZHUK R. A. , LIDAK M. YU. 
Published: May 2016

Abstract6‐Chlor‐ und 6‐Methylthiopurin (I) reagieren in Gegenwart von p‐Toluolsulfonsäure mit Vinylethern (II) unter Alkylierung eines Imidazolstickstoffatoms.
ChemInform Abstract: Synthesis of 2,3‐Diphenyl‐5,6‐dihydro‐1,3‐oxazinium Hexachloroantimonate on the Basis of 2‐Phenyl‐1,3‐dioxan.
Authors: KOSULINA T. P. , GROMACHEVSKAYA E. V. , KUL'NEVICH V. G. 
Published: May 2016

AbstractDas aus dem Dioxan (I) durch Umsetzung mit Benzoylchlorid und Zinkchlorid gebildete Chlorpropanolderivat (II) wird mit Anilin in das Phenylaminopropanol (III) umgewandelt und dieses mit Benzoylchlorid und Antimonpentafluorid zum Dihydrooxaziniumhexachloroantimonat (IV) cyclisiert.
ChemInform Abstract: Nicotinamide Coenzyme Models. Part 1. Synthesis and Molecular Structure of Four Isomeric Bis(methoxycarbonyl)[2.2](2,5)pyridinophanes.
Authors: STAAB H. A. , HASSELBACH H.‐J. , KRIEGER C. 
Published: May 2016

AbstractThe pyridine (III) is obtained by condensation of the butenoate (I) and the propenal (II).
ChemInform Abstract: Hydroboration. Part 74. Chiral Synthesis via Organoboranes. Part 6. Asymmetric Hydroboration of Representative Heterocyclic Olefins with Diisopinocampheylborane. Synthesis of Heterocyclic Boronates and Heterocyclic Alcohols of Very High Enantiomeric Purity.
Authors: BROWN H. C. , PRASAD J. V. N. V. 
Published: May 2016

AbstractThe hydroboration of representative heterocycles bearing an endocyclic double bond such as (I), (IV), (V), (VII), (IX), (XI), and (XIII) with optically active diisopinocampheylborane of high enantiomeric purity (prepared from borane‐methyl sulfide and (+)‐ or ( ‐ )‐pinene, ee 92%) is investigated systematically to establish the asymm. induction.
ChemInform Abstract: Sterically Hindered Silylamines. Preparation of Some Secondary and Tertiary tert‐ Butyldimethylsilylamines.
Authors: BOWSER J. R. , BRINGLEY J. F. 
Published: May 2016

AbstractDie Silylierung der aus den Aminen (II) in situ hergestellten Lithium‐ Salze liefert höhere Ausbeuten an den hydrolysestabilen, im Titel genannten Verbindungen (III) als die direkte Umsetzung der Amine (II) mit dem Silylchlorid (I).
ChemInform Abstract: Synthesis of Some [4.1.1]‐ and [3.1.1]Propellanes with Silicon, Phosphorus, Sulfur, Titanium, Germanium, or Tin in the Long Bridge.
Authors: BUTKOWSKYJ‐WALKIW T. , SZEIMIES G. 
Published: May 2016

AbstractThe 2,2′ bis‐lithiated silane (I) is cyclized by treatment with the corresponding dihalides to give the [4.
ChemInform Abstract: On the Reaction of Triethyltrithiophosphit with Benzaldehyde.
Authors: AL'FONSOV V. A. , NIZAMOV I. S. , BATYEVA E. S. , PUDOVIK A. N. 
Published: May 2016

AbstractTriethyltrithio‐ phosphit (I) reagiert mit Benzaldehyd (II) je nach Reaktionsmilieu und Temperatur zu den Verbindungen (III)‐(V) bzw. (VI) und (VII).
ChemInform Abstract: Reaction of 3‐Methyl‐1,2‐butadien‐1‐phosphonous Acid with Azomethines.
Authors: BELAKHOV V. V. , YUDELEVICH V. I. , IONIN B. I. 
Published: May 2016

AbstractAus der Phosphonigsäure (I) und den Azomethinen (II) werden die Oxaphospholene (III) dargestellt.
ChemInform Abstract: Characterisation of Metal Binding Sites for 8‐Azaadenine. Formation and X‐Ray Structural Analysis of Methylmercury(II) Complexes.
Authors: SHELDRICK W. S. , BELL P. 
Published: May 2016

AbstractThecompounds (I) and (II) are isolated from aqueous l :l solutions of MeHgOH and 8‐azaadenine at pH values of 2 and 5, respectively.
ChemInform Abstract: Decyclization of Crown Ethers. Ring‐Opening Reaction of 18‐Crown‐6 with ZrCl4.
Authors: PRINZ H. , BOTT S. G. , ATWOOD J. L. 
Published: May 2016

AbstractThe title reaction in to1uene/ THF (15% THF by volume) leads to the formation of an open‐ring macrocyclic coordination product (I), which crystallizes in the space group PT with Z=2.
ChemInform Abstract: Synthesis of Ge‐O Containing Compounds Starting from Germaniumdioxide.
Authors: MIRONOV V. F. , GAR T. K. , KHROMOVA N. YU. , FRID O. D. 
Published: May 2016

AbstractGermaniumdioxid reagiert mit den Triethanolaminen (I) zu den 1‐Hydroxy‐ germatranen (II).
ChemInform Abstract: Studies of Metal Formates. The Synthesis and X‐Ray Structure of Potassium Tetraformato‐oxovanadate(IV), K2[VO(HCO2)4].
Authors: GILSON T. R. , THOM‐POSTLETHWAITE I. M. , WEBSTER M. 
Published: May 2016

AbstractPotassium carbonate and vanadyl formate hydrate react in methanol/formic acid to give the title compound, the first example of an anionic complex ofvanadyl ion with a simple monocarboxylic acid.
ChemInform Abstract: Metal Vapor Synthesis of a Novel Triple‐Decker Sandwich Complex: (η6‐Mesitylene)2(μ‐η6:η6‐mesitylene)Cr2.
Authors: LAMANNA W. M. 
Published: May 2016

AbstractCocondensation of chromium vapor with neat mesitylene in a rotary metal atom reactor produces the complex (I).
ChemInform Abstract: Condensation of o‐Phenylenediamine and Phthalaldehyde Using Molybdenum(0) as Template.
Authors: LEONI P. , GRILLI E. , PASQUALI M. , TOMASSINI M. 
Published: May 2016

AbstractThe 1 :l :l molar title reaction leads to the M0 Complex (IV) in which the noncyclic Condensation product of 105 (I) and (II) is bound as shown.
ChemInform Abstract: On the Reaction of Tricarbonyl(4‐7‐n‐1H‐1,2‐diazepine)iron with Activated Acetylenes.
Authors: NITTA M. , MIYANO H. 
Published: May 2016

AbstractThe reactions of the title compounds (I I) with the variously substituted, activated acetylenes (III) are studied in anhydrous solvents of different polarity.
ChemInform Abstract: Antitumor Antibiotics Drug Design. Part 1. Synthesis of a 6‐Chloro‐2‐methoxy‐ 9‐triethylenetetraaminoacridine Iron Complex which Binds to DNA and Causes Strand Scissioning in vitro.
Authors: ONG C.‐W. 
Published: May 2016

AbstractThe title Complex has been synthesized and was found to bind to duplex DNA readily by intercalation of the acridine ring and to ,cause strand scissioning in the presence of a reducing agent (dithiothreitol) in vitro.
ChemInform Abstract: Oxidatively Induced Insertion and Cleavage Reactions of Alkenyliron Complexes.
Authors: REGER D. L. , MINTZ E. , LEBIODA L. 
Published: May 2016

AbstractCatalytic amounts of ferricinium ′ ions or a Ce(IV) compound in solution under CO converts the complexes (I) to the corresponding alkenylacyl complexes.
ChemInform Abstract: Platinum(II) Complexes with D‐Glucosamine and Its Derivatives.
Authors: KUDUK‐JAWORSKA J. , JEZOWSKA‐TRZEBIATOWSKA B. 
Published: May 2016

AbstractThe l :2 molar reaction of K2PtCl4 with D‐glucosamine hydrochloride in water leads to the hydroscopic neutral Pt(II) cis‐complex (I).
ChemInform Abstract: Mutagenic Activity of Some Platinum Complexes with Monodentate and Bidentate Amines.
Authors: COLUCCIA M. , CORREALE M. , GIORDANO D. , MARIGGIO M. A. , MOSCELLI S. , FANIZZI F. P. , NATILE G. , MARESCA L. 
Published: May 2016

AbstractThe effect of bridging with an ethylene chain the two aminic nitrogens cis‐coordinated to the metal in a platinum ‐ dichloro ‐ diamine complex has been examined by studying forward mutagenesis in strains of Salmonella typhimurium carrying hisG46 and hisD3052 mutations and differing at the uvrB locus.
ChemInform Abstract: The First Total Syntheses of Δ9(12)‐Capnellene‐8β,10α‐diol and Δ9(12)‐Capnellene‐3β,8β,10α‐triol.
Authors: SHIBASAKI M. , MASE T. , IKEGAMI S. 
Published: May 2016

AbstractConjugate addition to the pentenone (I) using the butenylmagnesium bromide (II) followed by quenching with chlorotrimethylsilane (III) affords (IV), which on treatment with Pd(OAc)2 gives a mixture of the bicyclic compounds (V)‐(VII).
ChemInform Abstract: Nucleotide Chemistry. Part 16. Amidine Protecting Groups for Oligonucleotide Synthesis.
Authors: MCBRIDE L. J. , KIERZEK R. , BEAUCAGE S. L. , CARUTHERS M. H. 
Published: May 2016

AbstractAmidines have been investigated for protection of deoxyadenosine, de‐ oxycytidine, 5‐methyldeoxycytidine, cytidine,and deoxyguanosine.
ChemInform Abstract: Synthesis of Alkyl‐2,3‐dihydrothieno[2,3‐c]furans, Aroma Compounds of Coffee.
Authors: GORZYNSKI M. , REWICKI D. 
Published: May 2016

AbstractReaction of the dihalofurans (I) with the ethylene oxides (II) gives the alcohols (III), which are converted to the dihalo Compounds (IV).
ChemInform Abstract: Model for the Polyepoxide Cyclization Route to Polyether Antibiotics.
Authors: STILL W. C. , ROMERO A. G. 
Published: May 2016

AbstractCyclization of the triene (II), available from the ester (I) by standard procedures, yields the macrolide (III) as a 4:1 diastereomeric mixture which, on epoxidation, forms the triepoxide (IV).
ChemInform Abstract: Phytotoxic Compounds Produced by Fusarium equiseti. Part 8. Acid Catalysed Rearrangement of 12,13‐Epoxytrichothec‐9‐enes.
Authors: GROVE J. F. 
Published: May 2016

AbstractThe influence of ring Aand Csubstituents on the known rearrangements of the title Compounds (II) affording ‐ depending on the reaction conditions ‐ either (I) or (III) is described.
ChemInform Abstract: 1H NMR Structural Rigid Lattice and Dynamical Study of the Defect Pyrochlores H2Ta2O6, HTaWO6, and Their Hydrates.
Authors: DURAND‐LE FLOCH M. , PANNETIER J. , DOREMIEUX‐MORIN C. , ARRIBART H. 
Published: May 2016

AbstractThe rigid lattice spectra of the anhydrous pyrochlores HTaWO6 and H2Ta2O6 show that a small fraction of the protons are not strictly located in 48 f sites but form proton pairs with a short H‐H distance (1.5 Å).
ChemInform Abstract: Unusual Coordination of the Azide Ion in Caesium Tetramide Azide, Cs5(NH2)4N3.
Authors: JACOBS H. , PETERS D. 
Published: May 2016

AbstractCrystals of the title compound (I) are isolated from CsNHz ‐ CsN3 melts within the mole fraction range 0.17 ‐S‐ x (CsN3) ä 0.33.
ChemInform Abstract: Luminescence Properties of CsNiX3 and CsMg1‐xNixX3 (X: Cl, Br).
Authors: REBER C. , GUEDEL H. U. + 
Published: May 2016

AbstractSingle‐crystal luminescence spectra, luminescence decay time measurements, and NIR absorption spectra of CsNiCl3, CsNiBr3, CsMg, ‐"NixC13, and CsMg, ‐"Ni"Br3 between l0 Kand room temp. are reported and discussed with emphasis on the lowest energy 3A2g 4‐) 3T2g (O h notation) transitions.
ChemInform Abstract: Novel, Colloidally Rough, In2O3 Films Displaying High Quantum Efficiencies.
Authors: SCHUMACHER L. C. , MAMICHE‐AFARA S. , DIGNAM M. J. 
Published: May 2016

AbstractIn2O3 films have been prepared by reactive sputtering of the oxide from an In metal target, by thermal oxidation of thin In ?lmgalso sputter deposited, or plasma oxidation of the same thickness of In metal.
ChemInform Abstract: Electrical Characteristics of Boron‐Implanted InP.
Authors: KAMIYA Y. , SHINOMURA K. , ITOH T. 
Published: May 2016

AbstractThermally stable carrier depletion is obtained in B+ ‐implanted InP with higher Bconcentration than the′ threshold concentration of 1 ‐4‐ 10" cm′3.
ChemInform Abstract: Influence of Isothermal Hydrogen Annealing on Electrical Properties of Polycrystalline‐Silicon Films.
Authors: LU C. Y. , TSAI N. S. 
Published: May 2016

AbstractThe H2 gas annealing effect on B‐doped LPCVD polysilicon films has been investigated at various temp. and with various annealing times.
ChemInform Abstract: Oxidation of GaP in an Aqueous H2O2 Solution.
Authors: TZENG J. S. , SU Y. K. , SHIH M. T. 
Published: May 2016

AbstractAnodic (room temp.) and galvanic (106°C) films grown on GaP by oxidation in aqueous H2O2 have been studied, because these films can be used as passivation material in GaP light‐emitting devi‐ ‐ces.
ChemInform Abstract: Syntheses, Crystal Structures and Properties of Ho2Ni12P7 (I) and Ho6Ni20P13 (II).
Authors: PIVAN J. Y. , GUERIN R. , PADIOU J. , SERGENT M. 
Published: May 2016

Abstract(I) and (II) havc been prepared from the elements by annealing at 1100°C (silica tube) and 1400°C (Mo crucible), respectively.
ChemInform Abstract: Preparation of LaNi5 Films on an Aluminum or a Copper Foil Substrate.
Authors: SAKAGUCHI H. , ADACHI G. , SHIOKAWA J. 
Published: May 2016

AbstractLaNi5 thin films are deposited on Cu and Al foils by flash evaporation at a Substrate temp. during the evaporation of about 600 K. The films obtained are in close contact with the foil and exhibit a remarkably high thermal conductivity.
ChemInform Abstract: Synthesis and Magnetic Properties of Cubic Laves Phase Compounds YFeCu (I), GdFeCu (II) and Yb(Fe1‐xCux)2 (III).
Authors: TSVYASHCHENKO A. V. , MAKHOTKIN V. E. , FRADKOV V. A. , KUZNETSOV V. N. 
Published: May 2016

AbstractThe title Compounds have been prepared by melting stoichiometric mixtures of the elements at a constant pressure of 7.7 GPa and rapidly quenching to room temperature.
ChemInform Abstract: Investigation of the Stereochemistry of Some Nickel(II) Tetraamines in Acetonitrile Solution.
Authors: VIGEE G. S. , WATKINS C. L. 
Published: May 2016

AbstractThe equilibria of adduct formation between the square‐planar, diamagnetic Ni(II) tetraamine complexes (I) and acetonitrile are determined from ‐ 40 to 80°C by Evans NMR magnetic susceptibility method.
ChemInform Abstract: β‐Sulfonylnitroolefins as Very Reactive Alkyne‐Equivalent in Diels‐ Alder Reactions.
Authors: ONO N. , KAMIMURA A. , KAJI A. 
Published: May 2016

AbstractDie Nitroethylacetate (I) werden in die Phenylthioether (III) übergeführt und dann zu den Olefinen (IV) chloriert und dehydrochloriert.
ChemInform Abstract: Addition of Dimethyl Acetylenecarboxylate to 1,2,3‐Trisubstituted Indoles Having No Hydrogen on the Carbon Atom Attached to C‐2.
Authors: LETCHER R. M. , WAI J. S. M. 
Published: May 2016

AbstractThe substituted indoles (Ia)‐(Ig) add the diester (II) under various conditions to give the products shown in the scheme.
ChemInform Abstract: The Rearrangement of 2‐Benzyl‐5‐mesitoyl‐3(2H)‐isothiazolone to 2‐Phenyl‐6‐mesitoyl‐3,4‐dihydro‐1,3‐thiazin‐4(2H)‐one.
Authors: TSOLOMITIS A. , SANDRIS C. 
Published: May 2016

AbstractDie sterisch gehinderte Ketocarbonsäure (I) wird über das Lacton (II) in das Amid (IV) übergeführt.
ChemInform Abstract: Enaminothiones of Imidazolidine Nitroxides, a New Route to Acetylenic Compounds of 3‐Imidazoline.
Authors: REZNIKOV V. A. , VOLODARSKY L. B. 
Published: May 2016

AbstractAus den Imidazol‐Derivaten (I) erhält man die Anionen (II), die zu (III) substituiert werden.
ChemInform Abstract: Oxidation Reaction of Benzimidazo1ine‐2‐thione with Dimethyl Sulfoxide.
Authors: KUZMIERKIEWICZ W. 
Published: May 2016

AbstractReaction of the title compound (I) and DMSO in a molar ratio of 1:2 affords the triazine (II) along with the condensation product (III).
ChemInform Abstract: Stereochemistry. Part 61. Amino Acid‐Catalyzed Enantioselective Dehydration of Cyclic β‐Ketols.
Authors: AGAMI C. , PUCHOT C. 
Published: May 2016

AbstractThe application of the title reaction to the racemic ketols (III) and (V) results in the formation of optically active ketones (IV) and (VI), with the degree of enantioselectivity depending both on the substrate and the amino acid used.
ChemInform Abstract: (Z)‐3,7‐Bisphenylsulfonyl‐octabisvalene. Improved Synthesis and X‐Ray Structure Analysis.
Authors: RUECKER C. + , PRINZBACH H. , IRNGARTINGER H. , JAHN R. , RODEWALD H. 
Published: May 2016

AbstractAus cis‐Benzoltrioxid (I) wird in bekannter Weise das Polysulfonyl‐ Derivat (II) hergestellt und mit Butyllithium in die Folgeprodukte (III)‐(V) umge‐ ′ wandelt.
ChemInform Abstract: [1.1.1]Propellane: Reaction with Free Radicals.
Authors: WIBERG K. B. , WADDELL S. T. , LAIDIG K. 
Published: May 2016

AbstractDie bicyclischen Cycloalkane (I)‐(III) werden zunächst in ihrer Reaktivität gegenüber Brom‐trichlormethan (IV) verglichen.
ChemInform Abstract: Nitrones from Polyfluorinated N‐Aryl,N‐benzyl Hydroxylamines.
Authors: MILLER A. O. , FURIN G. G. , VOLODARSKII L. B. 
Published: May 2016

AbstractThe benzyl hydroxylamines (I) condense with the perfluoroaromatic compounds (II), which possess strong acceptor groups in the p‐position to the fluorine atoms, to form the N‐ benzyl,N‐ary1 hydroxylamines (III) in fair yields.
ChemInform Abstract: Synthesis of Hexasubstituted Carbamimidic Acid Anhydrides and of N1,N1,N2‐Trisubstituted Formamidines from 1,1,3‐Trisubstituted Ureas.
Authors: TORIZUKA M. , KIKUGAWA Y. , NAGASHIMA H. 
Published: May 2016

AbstractDie Umsetzung von trisubstituierten Harnstoffen (I) mit Phosphoroxychlorid führt bei kleinen Alkylresten zu den Anhydriden (II), bei sperrigen Alkylresten dagegen zu Amidinoylchloriden (III), die zu Formamidinen (IV) reduziert werden.
ChemInform Abstract: Synthesis of Bridged Dibenzo[14]annulene Quinones.
Authors: GAZIT A. 
Published: May 2016

AbstractDer Diialdehyd (I) und die bicyclischen Diketone (II) kondensieren zu den l4l‐Annulenchinonen (III), die aufgrund ihrer 1H‐NMR‐Spektren und ihrer Röntgenstruktur nicht‐aromatischen 56 Charakter besitzen.
ChemInform Abstract: A High‐Yielding Synthesis of 3‐Cyanophthalides.
Authors: RUSSELL R. C. , PILLEY B. A. , WARRENER R. N. 
Published: May 2016

AbstractAus den 3‐Hydroxy‐phthaliden (I) werden die Cyanhydrine (II) hergestellt, die mit Dicyclohexylcarbodiimid zu den 3‐Cyanophthaliden (III) cyclisiert werden.
ChemInform Abstract: Convenient Synthetis of 4,5‐Dimethyl‐2‐furoic Acid.
Authors: KLEIN L. L. 
Published: May 2016

AbstractDer aus dem Ketoester (I) zugängliche Aldehyd (II) wird in den Glycidester (IV) übergeführt, der nach saurer Cyclisierung zu (V) und anschließender Verseifung die Dimethylfurancarbonsäure (VI) ergibt.
ChemInform Abstract: A Novel Synthesis of Thiolactones: Selenothiolactonization.
Authors: TORU T. , KANEFUSA T. , MAEKAWA E. 
Published: May 2016

AbstractDie Thiolcarbonsäure (I) wird überdas Selenosulfid (II) radikalisch in die Thiolactone (III) und (IV) übergeführt, die zum Olefin (V) oxidiert werden.
ChemInform Abstract: Biologically Potent Analogues of Prostacyclin. Part 3. Synthesis of the Nitrilo‐Analogue of 13‐Oxaprostacyclin.
Authors: NOVAK L. , KOVACS P. , ROHALY J. , STADLER I. , KOERMOECZY P. + , SZANTAY C. 
Published: May 2016

AbstractThe synthesis of the title compound (VIII) is described.
ChemInform Abstract: Synthesis of Substituted Indolo[3,2‐d]thiazoles.
Authors: DZYUBENKO V. G. , ABRAMENKO P. I. 
Published: May 2016

AbstractAls Bausteine für Polymethin‐ Farbstoffe zur Anwendung als kurzwellige Photosensibilisatoren werden die Methylindolothiazine (V) aus den substituierten Isatinen (I) auf dem angegebenen . Weg dargestellt.
ChemInform Abstract: One‐step Synthesis of Novel Adducts and Flavanoids from the Reaction of Tin(IV) Chloride with p‐Tolyl Acetate.
Authors: JOLIBOIS H. , THEOBALD F. , VEBREL J. , LAARIF A. , DEVIN C. 
Published: May 2016

AbstractDepending on the experimental conditions and the proportions of the reactants, the reaction between the acetate (I) and SnCl4 furni ‐ shes the complexes (II)‐(V).
ChemInform Abstract: Condensation of 2‐Acetylaminobenzimidazole with Some α,β‐Unsaturated Carboxylic Acids.
Authors: KADYROV CH. SH. , MUKHITDINOVA M. KH. , SHAZHENOV A. A. 
Published: May 2016

AbstractAus dem Acetylaminobenzimidazol (I) und den Acrylsäurederivaten (II) entstehen die als Fungizide und Akarizide interessierenden Pyrimidino‐ benzimidazole (III).
ChemInform Abstract: Derivatives of 1,2‐Condensed Pyrimidines. Synthesis and Pharmacological Study of N,N‐Disubstituted 5‐Amino‐7H‐thiazolo[3,2‐a]pyrimidine‐7‐ones.
Authors: DI BRACCIO M. , ROMA G. , MAZZEI M. , BALBI A. , TESTA R. 
Published: May 2016

Abstract2‐Aminothiazol (III) reagiert mit den Vilsmeier‐Komplexen (II), die aus den Malonsäureestera‐miden (I) und Phosphoroxychlorid hergestellt werden, zu Gemischen aus den isomeren Aminothiazolopyrimidinonen (IV) und (V).
ChemInform Abstract: Synthesis and Physico Chemical Properties of 7,8‐Disubstituted 3‐Methylxanthines and 2,6,7,8‐Tetrasubstituted Purines.
Authors: PRIIMENKO B. A. , GNATOV N. I. , KLYUEV N. A. , ROMANENKO N. I. 
Published: May 2016

AbstractIm Zusammenhang mit pharmakologisch interessanten Purinen werden die Verbindungen (V) und (VII), ausgehend von dem Xanthin‐Kaliumsalz (I), dargestellt.
ChemInform Abstract: Pyrido[2,1‐f][1,2,4]triazine Derivatives from 2‐Ethoxycarbonyl‐4,6‐diphenylpyrylium Salts and Hydrazides.
Authors: MOLINA P. , TARRAGA A. , LORENZO PENA M. 
Published: May 2016

AbstractAus dem Pyryliumsalz (I) erhält man mit den Hydraziden (II) die Pyridininiumsalze (III), die mit Hydrazin bzw. Hydroxylamin zu Pyridotriazinen (IV)‐(VI) umgesetzt werden.
ChemInform Abstract: Applications of Phase Transfer Catalysis. Part 28. Onium Salt Catalyzed Preparation of Isocyanurates.
Authors: BRODA W. , DEHMLOW E. V. , SCHULZ H.‐J. 
Published: May 2016

AbstractTrimerizations of isocyanates (I) or the acid azide (II) give isocyanurates (III).
ChemInform Abstract: New Reactions of 1,3,5‐Trialkyl‐hexahydro‐1,3,5‐triazines. Part 1. The Formation of 3,7‐Diazabicyclo[3.3.1]nona‐2,6‐diones and Hexahydropyrimidines Using Activated Acetates.
Authors: DARNBROUGH G. , KNOWLES P. , O'CONNOR S. P. , TIERNEY F. J. 
Published: May 2016

AbstractThe activated acetates (III) react with the triazines (IV) to form, depending on the conditions (solvent, temp., molar ratio), the hexahydropyrimidines (I) or the diazabicyclo compounds (II).
ChemInform Abstract: Aromatic and Antiaromatic Thiazyl Heterocycles. Comparison of the Structural, Spectroscopic, and Cycloaddition Properties of 1,3,2,4‐Benzodithiadiazine, C6H4S2N2, and 1,3,5,2,4‐Benzotrithiadiazepine, C6H4S3N2.
Authors: CORDES A. W. , HOJO M. , KOENIG H. , NOBLE M. C. , OAKLEY R. T. , PENNINGTON W. T. 
Published: May 2016

AbstractThe title compounds (II) and (V) prepared as shown in the scheme react with excess of norbornadiene to afford the adducts (III) and (VI) in almost quantitative yield.
ChemInform Abstract: Transposition ‐ A New Rearrangement of α‐Silylsilylenes Involving Disilene Intermediates.
Authors: BOO B. H. , GASPAR P. P. 
Published: May 2016

AbstractAreinvestigation of the gas‐phase chemistry of (I) in the presence and absence of the trapping reagents HSiMe3, HsiMezEt and butadiene serves to elucidate the mechanism.
ChemInform Abstract: 3,3,3′,3′‐Tetramethyl‐2,2′‐bistrimethylsilyl‐1,1′‐bicyclopropenyl: Synthesis and Isomerization.
Authors: GRUEGER F. + , SZEIMIES G. 
Published: May 2016

AbstractAus dem Cyclopropen (Ia) erhält man über die Li‐Verbindung (Ib) das Trimethylsilylderivat (Ic), das zu (Id) metalliert wird.
ChemInform Abstract: Reactions of 1,2‐Diphosphetenes with Lithium and Lithium Alkyls.
Authors: CHARRIER C. , MAIGROT N. , MATHEY F. , ROBERT F. , JEANNIN Y. 
Published: May 2016

AbstractThe effects of the Substitution patterns of the diphosphetenes (Ia), (Ib) and (III) on the structural data and on the reactivity towards Li and Li alkyls are investigated.
ChemInform Abstract: P‐N Compounds. Part 27. Synthesis of a 5‐Amino‐4,6‐dioxo‐1,3,5,2‐triazaphosphorine 2‐Oxide.
Authors: CATES L. A. , LI V.‐S. 
Published: May 2016

AbstractAus dem Phosphonsäurediisocyanat (I) erhält man mit 1,1‐Dimethylhydrazin (II) das Bis‐semicarbazid (III), das in Gegenwart von Methyliodid (IV) in das Cyclisierungsprodukt (V) übergeführt wird.