bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Nitrogen Bridgehead Compounds. Part 51. Autoxidation of 9‐Aminotetrahydro‐4H‐ pyrido[1,2‐a]pyrimidin‐4‐ones. Synthesis and Stereochemistry of 9‐Amino‐ and 9‐Hydroxy‐6,7‐dihydro‐4H‐pyrido[1,2‐a]pyrimidin‐4‐ones.
Authors: BREINING T. , HERMECZ I. , PODANYI B. , SESSI J. 
Published: May 2016

AbstractBei der Autoxidation der Bicyclen (I) werden die Tetrahydro‐pyridopyrimidinone (II) erhalten.
ChemInform Abstract: Saturated Heterocycles. Part 93. Facile Dehydrogenation and an Unexpected Catalytic Hydrogen Transfer Reaction of 1,2,5,6,7,S‐Hexahydroquinazolin‐4(3H)‐ones.
Authors: FUELOEP F. + , BERNATH G. 
Published: May 2016

AbstractDurch Einwirkung von Palladium/ Kohle auf die Hexahydrochinazolinone (III) bzw. (VI) in Ethanol bzw. Toluol erfolgt Dehydrierung zu den Tetrahydro‐Derivaten (IV) bzw. (VII).
ChemInform Abstract: New Agents for Alkoxycarbonylation of Amines.
Authors: OHTA A. , INAGAWA Y. , INOUE M. , SHIMAZAKI M. , MAMIYA Y. 
Published: May 2016

AbstractDie Pyrazinole und ‐thiole (I) werden mit Diphosgen (II) zu den Chlor‐(thio)kohlensäureestem (III) kondensiert und mit tert.‐Butanol zu (IV) verestert.
ChemInform Abstract: Some Heterocyclic Sulfonyl Derivatives.
Authors: CREMLYN R. J. , SWINBOURNE F. J. , SHODE O. 
Published: May 2016

AbstractAus den Diphenyl‐Heterocyclen (Ia)‐(IIIa) werden jeweils die Bis‐sulfochloride und aus diesen nach bekannten Verfahren die Derivate (Ic) bis (Ig), (Ilc), (IId) und (IIIc)‐(IIIh) hergestellt.
ChemInform Abstract: Di‐ and Trifluoro Substituted Dilithio Compounds for Organic Synthesis.
Authors: SEEBACH D. , BECK A. K. , RENAUD P. 
Published: May 2016

AbstractThe β‐fluorinated nitro‐alkanes (I) are not able, on account of their great tendency toward β‐elimination, to add (base catalyzed) carbonyl Compounds: the reaction of the Compounds (I) with trimethylsilyl N,N‐dimethylcarbamate gives the fluorinefree enamines (II).
ChemInform Abstract: C ‐ H Activation Mechanisms and Regioselectivity in the Cyclometalation Reactions of Bis(pentamethylcyclopentadienyl)thorium Dialkyl Complexes.
Authors: BRUNO J. W. , SMITH G. M. , MARKS T. J. , FAIR C. K. , SCHULTZ A. J. , WILLIAMS J. M. 
Published: May 2016

AbstractDie nach Literaturmethoden dargestellten Verbindungen (I) und die neuen Komplexe (IV) unterliegen thermischer Cyclometallierung zu (II).
ChemInform Abstract: Photoelectron‐transfer Reactions of Flavin Analogues with Tetra‐alkyltin Compounds.
Authors: FUKUZUMI S. , KURODA S. , TANAKA T. 
Published: May 2016

AbstractThe fluorescence quenching of the flavin analogues (I) and (II) with the tetraalkyltin compounds (III) in the absence and presence of Mg" ion in acetonitrile is investigated.
ChemInform Abstract: Homogeneous Catalysis on Metal Clusters. The Isomerization and Selective Hydrogenation of Dienes, Alkenes, and Alkynes in the Presence of [(η‐C5H5)NiOs3(μ‐H)3(CO)9] and [(η‐C5H5)NiOs3(μ‐H)3(CO)8L] (L: PPh2H or P(C6H4Me‐o)3).
Authors: CASTIGLIONI M. , GIORDANO R. , SAPPA E. , TIRIPICCHIO A. , TIRIPICCHIO CAMELLINI M. 
Published: May 2016

AbstractThe catalytic activity of the title complexes (Ia), (Ib) in the homogeneous hydrogenation of triple and double C ‐ Cbonds are studied using cis‐ and trans‐penta‐1,3‐diene, penta‐1,4‐diene, pentl‐ene, pent‐1‐yne, 3‐methylbut‐3‐en‐1‐yne, cis‐hexa‐lA‐diene, cis‐ and trans‐hexa‐ 2,4‐diene, hexa‐LS‐diene, hex‐1‐ene, trans‐hex‐3‐ene, and hex‐3‐yne.
ChemInform Abstract: Chemistry of Di‐ and Tri‐metal Complexes with Bridging Carbene or Carbyne Ligands.
Authors: GREEN M. , HOWARD J. A. K. , JAMES A. P. , NUNN C. M. , STONE F. G. A. 
Published: May 2016

AbstractIt is shown that Cluster Complexes containing (pyrazol‐1‐yl)borato ligands and bridging alkylidyne groups can be readily prepared.
ChemInform Abstract: Synthesis of β‐Amino Acid Peptides. Part 4. Cyclo‐peptides of β‐Amino Acids.
Authors: LOWBRIDGE J. , MTETWA E. , RIDGE R. J. , DREY C. N. C. 
Published: May 2016

AbstractThe cyclopeptides (II), (IV), (VIa), and (VIb) have been prepared by cy‐clization of the linear tripeptides (I), (III), (V) using the procedures shown in the scheme.
ChemInform Abstract: Chemoenzymatic Syntheses of Fructose‐Modified Sucroses via Multienzyme Systems.
Authors: CARD P. J. , HITZ W. D. , RIPP K. G. 
Published: May 2016

AbstractHydrolyse des Azids (II) mit einem sauren Ionenaustauscher und enzymatische Kupplungsreaktion der gebildeten Fructufuranose (Ia) mit dem Glucosederivat (III) [= UDP‐Glucose] liefern die Azidodesoxysucrose (Ia).
ChemInform Abstract: A Direct Conversion of Phenanthrenes to Aporphinoids.
Authors: SEIJAS J. A. , RODRIGUEZ DE LERA A. , VILLAVERDE C. , CASTEDO L. 
Published: May 2016

AbstractDie durch Acylierung von Glaucin (Ia) bzw. Roemerin (Ib) mit Chlorameisensäureethylester (II) oder Trifluoracetanhydrid (III) zugänglichen Secoglaucin‐ (IVa) und (IVd) bzw. Seco‐ 136 roemerin‐Derivate (IVb) liefern bei der Oxidation mit Iodsäure die Dione (V), die beim Erhitzen mit Soda in wäßrigem Methanol zu O‐Methylatheroin (VIa) bzw. Liriodenin (VIb) cyclisieren.
ChemInform Abstract: Diacetone Glucose Derived Dienes in Diels‐Alder Reactions. Products and Transformations.
Authors: SUN K.‐M. , GIULIANO R. M. , FRASER‐REID B. , ANDERSON R. C. 
Published: May 2016

AbstractAus Diaceton‐glucose (I) ist das Dien (II) zugänglich, das mit Maleinsäureanhydrid (III) zum Addukt (IV) führt.
ChemInform Abstract: Synthesis of Mono‐ and Sesquiterpenoids. Part 7. Synthesis of Both the Enantiomers of Polygodial, an Insect Antifeedant Sesquiterpene.
Authors: MORI K. , WATANABE H. 
Published: May 2016

AbstractThe (S)‐ketol (I) is transformed into the bicyclic esters (VII) and (VIII).
ChemInform Abstract: NMR Study of 13C in Two Zirconium Iodide Cluster Carbides, CsZr6I14C and Zr6I12C.
Authors: FRY C. G. , SMITH J. D. , GERSTEIN B. C. , CORBETT J. D. 
Published: May 2016

AbstractFor CsZr6I"C, only one "Cshielding tensor has been found, as expected.
ChemInform Abstract: Surface Recombination at Semiconductor Electrodes. Part 4. Steady‐State and Intensity Modulated Photocurrents at n‐GaAs Electrodes.
Authors: LI J. , PETER L. M. 
Published: May 2016

AbstractIntensity modulated photocurrents have been analysed in order to investigate the kinetics of surface recombination processes, and the theoretical response expected for different types of surface potential distribution are derived and compared with experimental results.
ChemInform Abstract: Formation of HfSiO4 Single Crystals by Chemical Transport Reactions.
Authors: FUHRMANN J. , PICKARDT J. 
Published: May 2016

AbstractThe formation of HfSiO4 single crystals is observed during Chemical transport reactions in evacuated quartz ampoules in order to prepare the spinel CuCrHfSe4 with TeCl4 as the transportation agent.
ChemInform Abstract: Peroxopolytungstic Acids Synthesized by Direct Reaction of Tungsten or Tungsten Carbide with Hydrogen Peroxide.
Authors: KUDO T. , OKAMOTO H. , MATSUMOTO K. , SASAKI Y. 
Published: May 2016

AbstractHeteropolytungstic acid with carbon as a heteroatom (CW‐HPA) and a similar polytungstic acid without carbon (W‐IPA) have been prepared by reaction of WC or Wpowder with a H2O2 (15%) solution.
ChemInform Abstract: A New, Easily Accessible Reciprocal Chiral Stationary Phase for the Chromatographic Separation of Enantiomers.
Authors: PIRKLE W. H. , POCHAPSKY T. C. 
Published: May 2016

AbstractDie chirale stationäre Phase (IV) wird wie beschrieben synthetisiert und zur Trennung von Enantiomerengemischen eingesetzt.
ChemInform Abstract: Study of the Addition of Secondary Amines to 2‐(2‐Propinylsulfonyl)benzoic Acid.
Authors: EZHOVA L. A. , MIKHAILOVA V. N. 
Published: May 2016

AbstractDie im Titel genannte Verbindung (IV), erhältlich durch Alkylieren von Mercaptosalicylsäure (I) mit Propargylbromid (II) und anschließende Oxidation, reagiert mit Morpholin oder Piperidin (V) zu den Addukten (VI).
ChemInform Abstract: 1,3‐Dipolar Cycloadditions of 1,1‐Difluoroallene, Nitrones, Nitrile Oxides and Carbonyl Ylides.
Authors: DOLBIER W. R. JUN. , BURKHOLDER C. R. 
Published: May 2016

AbstractCycloadditions of the compounds (I), (VI) and (IX) with the difluoroallenes (II) or (IV) yield the heterocycles shown in the scheme.
ChemInform Abstract: Non‐Stabilized Azomethine Ylides: Synthesis of Heterocycles.
Authors: LESNIAK S. , BELLOIR P.‐F. , LAURENT A. , MISON P. , BARTNIK R. 
Published: May 2016

AbstractThe ylides (III), generated from the adducts (II) by action of CsF, react with the dipolarophile (IV) to provide the indolizines (V) and (VI).
ChemInform Abstract: Microheterogeneous Photooxidation.
Authors: NECKERS D. C. , PACZKOWSKI J. 
Published: May 2016

AbstractThe modified rose bengal (I), which is able to complex a quencher or an acceptor, enhances the efficiency of singlet oxygen quenching by β‐carotene compared with solutions containing β‐cyclodextrin and the sensitizer as independent entities.
ChemInform Abstract: Photoreaction of Dexamethasone 21‐Acetate.
Authors: ARAKAWA Y. , FUKAYA C. , YAMANOUCHI K. , YOKOYAMA K. 
Published: May 2016

AbstractDie Photochemie von Dexamethasonacetat (I) in Methanol wird unter verschiedenen Strahlungsbedingungen untersucht, wobei (II) als Zwischenprodukt für (III) und (IV) angesehen wird.
ChemInform Abstract: Reagents for Organic Synthesis. Part 5. Synthesis of Aldehydes and Ketones from Nitro Paraffins.
Authors: STELIOU K. , POUPART M.‐A. 
Published: May 2016

AbstractDie Nitroverbindungen (I) werden über die Anionen (II) mit Kaliumpermanganat zu den Aldehyden (III) oxidiert.
ChemInform Abstract: A New "One‐Electron" Carbon‐Carbon Bond Forming Reaction: Separation of the Chain Propagation Steps in Free Radical Allylation.
Authors: KECK G. E. , BYERS J. H. 
Published: May 2016

AbstractDie allylischen Phenylsul?‐ de (II) und (VII) reagieren unter Belichtung in Gegenwart von Hexabutylzinn (III) mit den Alkylhalogeniden bzw. ‐seleniden (I) zu den Olefinen (IV) bzw. (VIII).
ChemInform Abstract: Reactions of N‐Halobenzylalkylamines with Sodium Methoxide in Methanol.
Authors: CHO B. R. , YOON J. C. , BARTSCH R. A. 
Published: May 2016

AbstractDie N‐Halogen‐benzylamine (I) reagieren mit Methylat zu den Iminen (II), daneben entstehen die sekundären Amine (III).
ChemInform Abstract: Synthesis and Mesomorphic Properties of N‐(p‐Alkoxybenzylidene)‐p‐aminobenzaldoxime.
Authors: BURMISTROV V. A. , KAREEV V. YU. , KLOPOV V. I. 
Published: May 2016

AbstractDie im Titel genannten Verbindungen (III) werden auf literaturbekannte Weise aus den Alkoxybenzaldehyden (I) und 4‐Aminobenzaldoxim (II) synthetisiert.
ChemInform Abstract: Application of Asymmetric [2,3] Wittig Rearrangement of Stereocontrol over Three Contiguous Chiral Centers.
Authors: SAYO N. , NAKAI E. , NAKAI T. 
Published: May 2016

AbstractDer aus dem Octinol (I) synthetisierte Silylpropargylether (III) wird mit Butyllithium in das Si‐ ‐ lylcarbinol (IV) umgelagert.
ChemInform Abstract: Potential Neuroleptic Agents. Part 4. Chemistry, Behavioral Pharmacology and Inhibition of [3H]Spiperone Binding of 3,5‐Disubstituted N‐[(1‐Ethyl‐2‐pyrrolidinyl)methyl]‐6‐methoxysalicylamides.
Authors: DE PAULIS T. , KUMAR Y. , JOHANSSON L. , RAEMSBY S. + , HALL H. , SAELLEMARK M. + , AENGEBY‐MOELLER K. + , OEGREN S.‐O. + 
Published: May 2016

AbstractDie Carbonsäuren (II) werden in die Amide (III) und (IV) umgewandelt, von denen (III) (R′, R2 = C1) auf Grund der Voruntersu‐g chungsergebnisse klinisch gegen Schizophrenie untersucht werden soll.
ChemInform Abstract: Cycloadditions of N‐Benzylideneaminoacetonitrile as a Synthetic Equivalent of Methanenitrile Benzylide.
Authors: TSUGE O. , KANEMASA S. , YOROZU K. , UENO K. 
Published: May 2016

AbstractBenzylidenaminoacetonitril (I) addiert sich an die Maleinsäureimide (II) zu den stereoisomeren Verbindungen (III) und (IV); (IV) eliminiert thermisch HCN unter Bildung des Pyrrolins (V), (III) eliminiert mit DBU (VI) als Base HCN zu den Iminen (VII) und (VIII).
ChemInform Abstract: Hydrohalogenation of l‐Vinylpyrazoles.
Authors: ES'KOVA L. A. , VORONOV V. K. , DOMNINA E. S. , SKVORTSOVA G. G. 
Published: May 2016

AbstractDie Umsetzung der Vinylpyrazole (I) mit HCl oder HBr führt zu Gemischen des Hydrohalogenids von (I) mit dem Addukt (II) und dessen Hydrohalogenid.
ChemInform Abstract: A Novel Synthesis of 4H‐Thiopyrans: Unexpected Products of Reaction of Cyanothioacetamide with Cinnamonitrile Derivatives.
Authors: ELGEMEIE G. E. H. , SALLAM M. M. M. , SHERIF M. S. , ELNAGDI M. H. 
Published: May 2016

AbstractDie kinetisch kontrollierte Reaktion des Thioamids (I) mit den Malonitril‐Derivaten (II) in Gegenwart von Triethy lamin führt zu den Thiopyranen (III), die auch aus den Thioamiden (V) mit Malo‐m dinitril (IV) erhalten werden.
ChemInform Abstract: Applications of Organolithium and Related Reagents in Synthesis.
Authors: EPSZTAJN J. , BIENIEK A. , PLOTKA M. W. 
Published: May 2016

AbstractThe ortho lithiation of sec. pyridinecarboxamides (Ia)‐(Ic) and (IIa)‐(IIc) depends on the N‐substituent.
ChemInform Abstract: Synthesis of 5,5′‐Dibromo‐8,8′‐dihydroxy‐7,7′‐biquinoline.
Authors: VISWANATHAN N. , PATANKAR S. J. 
Published: May 2016

AbstractUm weitere biologische Untersuchungen durchführen zu können, werden die Aza‐Analogen (V) und (VI) des bekannten Anthelminthikums Diospyrol (I) synthetisiert (Ausb.‐Angaben in g).
ChemInform Abstract: Synthesis of 10‐(4‐Methyl‐1‐piperazinyl)thieno[3,2,b][1,5]benzoxazepines.
Authors: CORRAL C. , LISSAVETZKY J. , VALDEOLMILLOS A. 
Published: May 2016

AbstractDer 3‐Hydroxy‐thiophen‐2‐carbonsäureester (I) kondensiert mit den Chlor‐nitrobenzolen (II) zu Nitrophenyl‐ethern (III), die zu den Aminen (IV) reduziert und dann zu den Lactamen (V) cyclisiert werden.
ChemInform Abstract: Degradation and Detoxification of Organophosphonates: Cleavage of the Carbon to Phosphorus Bond.
Authors: CORDEIRO M. L. , POMPLIANO D. L. , FROST J. W. 
Published: May 2016

AbstractEscherichia coli growths on the alkylphosphonic acids (I) result in cleavage of the C ‐ Pbond and formation of alkanes (II) and alkenes (III) as minor products.
ChemInform Abstract: Reductive Coupling of Two Carbon Monoxide Ligands to Form a Coordinated Alkyne.
Authors: BIANCONI P. A. , WILLIAMS I. D. , ENGELER M. P. , LIPPARD S. J. 
Published: May 2016

AbstractThe high‐coordinate carbonyl complex (I) with an electron‐rich metal Center fulfills the steric, geometric, and electronic requirements found to be important in reductive coupling reactions.
ChemInform Abstract: Organometallic Nitrosyl Chemistry. Part 28. Insertion of the Nitrosonium Ion into a Chromium ‐ Methyl Bond.
Authors: LEGZDINS P. , WASSINK B. , EINSTEIN F. W. B. , WILLIS A. C. 
Published: May 2016

AbstractThe insertion of NO into the Cr‐C bond of the Cr complex (I) leads to the formation of the air‐stable, diamagnetic complex (II) with a formaldoxime ligand.
ChemInform Abstract: Electron Transfer. Part 76. Reduction of Carboxylato‐Bound Chromium(V) with Uranium(IV).
Authors: BOSE R. N. , GOULD E. S. 
Published: May 2016

AbstractThe chelated Cr(V) complex (I) reacts rapidly with an equimolar quantity of U(ClO4)4 at pH 2‐4 to yield U0? and a bis‐chelated hydroxycarboxylato derivative of Cr(III)(H2O)2.
ChemInform Abstract: Reactions of Substituted Carbonyltungsten Carbyne Complexes with Dithiocarbamate Salts.
Authors: MAYR A. , MCDERMOTT G. A. , DORRIES A. M. , HOLDER A. K. , FULTZ W. C. , RHEINGOLD A. L. 
Published: May 2016

AbstractThe reactions of the coordinatively labile Carbyne complexes (I) with diethyldit‐hiocarbamate salts involve not only facile ligand Substitution reactions but also transformations of the carbyne ligands depending on the nature of the counterion.
ChemInform Abstract: Imidazo[4,5‐c]pyridines (3‐Deazapurines) and Their Nucleosides as Immunosuppressive and Antiinflammatory Agents.
Authors: KRENITSKY T. A. , RIDEOUT J. L. , CHAO E. Y. , KOSZALKA G. W. , GURNEY F. , CROUCH R. C. , COHN N. K. , WOLBERG G. , VINEGAR R. 
Published: May 2016

AbstractDie Desazapurine (I) werden synthetisiert.
ChemInform Abstract: Arginine‐Vasopressin Analogues with High Antidiuretic/Vasopressor Selectivity.
Authors: GRZONKA Z. , KASPRZYKOWSKI F. , KOJRO E. , DARLAK K. , MELIN P. , FAHRENHOLZ F. , CRAUSE P. , BOER R. 
Published: May 2016

AbstractVasopressin‐Analoga wie (I)‐(IV) werden synthetisiert, deren antidiuretische und vasopressorische Eigenschaften untersucht werden.
ChemInform Abstract: Efficient Asymmetric [2 + 2] Photocycloaddition Leading to Chiral Cyclobutanes. Application to the Total Synthesis of (‐)‐Grandisol.
Authors: MEYERS A. I. , FLEMING S. A. 
Published: May 2016

AbstractThe readily available bicyclic lactam (I) is converted to the α,β‐unsaturated lactam (II).
ChemInform Abstract: Influence of the Sintering Temperature on the Ferroelectric and Pyroelectric Properties of Ceramics with Pb(Fe0.5Nb0.5)O3 Composition.
Authors: ROSSIGNOL J.‐F. , SIMON A. , RAVEZ J. , HAGENMULLER P. 
Published: May 2016

AbstractThe ferroelectric and pyroelectric properties of two Pb(Fe0‐5Nb0‐5)O3 ceramics, sintered at 850 and 1050°C, have been compared.
ChemInform Abstract: Electrical Resistivities of Liquid Cd ‐ Sb, Sb ‐ Zn, and Cd ‐ Sb ‐ Zn Alloys
Authors: MIAN M. R. , MIKULA A. , KOMAREK K. L. , NEUMANN W. 
Published: May 2016

Abstractare measured by the electrodeless rotating magnetic field method.
ChemInform Abstract: Thermodynamic Study of the Hf‐I‐H‐C‐O System. Preparation of HfC and HfO2 by Chemical Vapor Deposition.
Authors: GOUSSIS A. , CAILLET M. , PASSEMARD G. , BESSON J. 
Published: May 2016

AbstractAs shown by a thermodynamic investigation carbon‐free HfC can be quantitatively deposited at temp. above 1500 K from a HfI4/CH4‐mixture with an excess of HfI4.
ChemInform Abstract: Kinetics and Mechanism of the Reduction of Rhodium(III) Complexes Rh(H2O)5X2+ by Cr2+.
Authors: HILLS E. F. , MOSZNER M. , SYKES A. G. 
Published: May 2016

AbstractThe reduction of [Rh(H2O)6]3+, [Rh(H2O)5Br]", and [Rh(H2O)5Cl]2+ by Cr" in aqueous HClO4 to give the aqua dimer Rhg" has been studied by the stopped‐flow method (rate constants are given).
ChemInform Abstract: Sintering of Platinum Particles in an Alumina‐Supported Catalyst: Further Transmission Electron Microscopy Studies.
Authors: HARRIS P. J. F. 
Published: May 2016

AbstractPt particle sintering in specimens of a Pt/ Al2O3 catalyst prepared by a novel technique based on the sol‐gel process and heat‐treated under oxidizing condition is investigated by TEM.
ChemInform Abstract: Sintering of Pt/ Al2O3 from Continuous Small‐Angle X‐Ray Scattering.
Authors: BRUMBERGER H. , CHANG Y. C. , PHILLIPS M. G. , DELAGLIO F. , GOODISMAN J. 
Published: May 2016

AbstractPt/ Al2O3 catalysts with high Pt loadings are subjected to thermal treatments (heating programAO0‐700°C) and the changes in specific surfaces are followed continuously by the title method (SAXS).
ChemInform Abstract: Metathesis Activity and Structure of MoO3 Highly Dispersed on SiO2.
Authors: ONO T. , ANPO M. , KUBOKAWA Y. 
Published: May 2016

AbstractThe structure of the MoO3/SiO2 supported catalyst (prepared by the ordinary impregnation method using an aqueous solution of (NH4)6Mo7O24) has been investigated by XRD, FTIR, and photoluminescence techniques.
ChemInform Abstract: Preparation and Characterization of New Orthovanadates RVO4 (R: In, Fe, Cr, Al, Nd, Y).
Authors: TOUBOUL M. , POPOT A. 
Published: May 2016

AbstractThe new orthovanadates has been prepared from aqueous solutions of ‐ R(NO3)3 and NH4VO3 (or V2O5 suspension).
ChemInform Abstract: Cs3Bi7Se12 a New Layer Selenidobismutate(III)
Authors: CORDIER G. , SCHAEFER H. + , SCHWIDETZKY C. 
Published: May 2016

AbstractBi ‐ Se (1 :l :4) melt at 770 K) crystallizes in the monoclinic system, space group Cm with Z=2.
ChemInform Abstract: Nickel‐Catalyzed Markovnikov Addition of Hydrogen Cyanide to Olefins.
Authors: NUGENT W. A. , MCKINNEY R. J. 
Published: May 2016

AbstractAusgehend vom Bromstyrol (I) bzw. dem Bromnaphthalin (VIII) werden nach den im Schema angegebenen Synthesefolgen die entzündungshemmenden Mittel Ibuprofen (VII) und Naproxen (XII) hergestellt.
ChemInform Abstract: Electronic Control of Stereoselectivity. Part 29. Stereochemical and Regiochemical Course of Isodicyclopentadiene‐Tropone Cycloaddition Reactions.
Authors: PAQUETTE L. A. , HATHAWAY S. J. , SCHIRCH P. F. T. 
Published: May 2016

AbstractIsodicyclopentadien (I) reagiert mit Tropon (II) zu den Addukten (III) und (IV) sowie über das Isomere (V) zum Addukt (VI).
ChemInform Abstract: Synthesis of 11‐Oxatricyclo[5.3.1.02,6]undecane Derivatives via Organometallic Cyclizations.
Authors: LA BELLE B. E. , KNUDSEN M. J. , OLMSTEAD M. M. , HOPE H. , YANUCK M. D. , SCHORE N. E. 
Published: May 2016

AbstractDie durch Fe2(CO)9 (II) katalysierte Reaktion der Furane (I) mit Tetra‐ bromaceton (III) zugänglichen 8‐Oxabicyclo[3.2.lloctenone (IV) bzw. die daraus durch DIBAH‐Reduktion hergestellten Alkohole (V) reagieren mit den Acetylenen (VIII) in Gegenwart von Co2(CO)8 (VII) zu den im Titel genannten Verbindungen (IX)‐(XIV).
ChemInform Abstract: A Formylation‐Cyclization Method of Synthesis of Cycloalkenones from Unsaturated Ketones.
Authors: CHAKRABORTI R. , RANU B. C. , GHATAK U. R. 
Published: May 2016

AbstractDie Bortrifluorid‐katalysierte Formylierung der aus den Carbonsäuren (I) hergestellten Methylketone (III) mit Orthoameisensäuretriethylester (IV) liefert die β‐Ketoaldehydacetale (V), die in Gegenwart von Perchlorsäure in Benzol zu den verbrückten Dienonen (VI) cyclisiert werden.
ChemInform Abstract: Upper Excited‐State Reactions of α,β‐Unsaturated Thiones: Photocycloaddition to Electron‐Deficient Olefins.
Authors: RAO V. P. , RAMAMURTHY V. 
Published: May 2016

AbstractAus dem Thienon (III) erhält man unter photolytischer Aktivierung mit zahlreichen aktivierten Olefinen die angegebenen Addukte in hohen Ausbeuten.
ChemInform Abstract: 2‐Bicyclo[3.2.0]heptyl and 7‐Norbornyl Cations.
Authors: KIRMSE W. , STREU J. 
Published: May 2016

AbstractEs werden die Struktur und die Reaktionsfähigkeit von 2‐Bicyclo[3.2.0]heptyl‐ und 7‐Norbornyl‐Kationen untersucht.
ChemInform Abstract: N‐Protected α‐Amino Ketones from Enamines and (Ethoxycarbonyl)nitrene.
Authors: FIORAVANTI S. , LORETO M. A. , PELLACANI L. , TARDELLA P. A. 
Published: May 2016

AbstractDas in situ aus dem Sulfonoxyurethan (II) und Triethylamin generierte Ethoxycarbonylnitren reagiert mit den Enaminen (I) durch Angriff an dem Enamin‐Stickstoffatom bzw. durch Addition an die C = C‐Doppelbindung zu den N,N‐Yliden (III) bzw. den Aziridinen (IV), die bei der Aufarbeitung teilweise zu den Hydrazin‐Derivaten (V) bzw. zu den N‐acylierten α‐Aminoketonen (VII) hydrolysiert werden.
ChemInform Abstract: Chromium(VI) Based Oxidants. Part l. Chromium Peroxide Complexes as Versatile, Mild, and Efficient Oxidants in Organic Synthesis.
Authors: FIROUZABADI H. , IRANPOOR N. , KIAEEZADEH F. , TOOFAN J. 
Published: May 2016

AbstractAlcohols, oximes, carboxylic acids, amines, thiols,and aromatic cyclic carbohydrates have been heated under mild conditions with 2,2′‐bipyridylchromium peroxide, pyridinechromium peroxide or chromium peroxide etherate.
ChemInform Abstract: Silafunctional Compounds in Organic Synthesis. Part 29. Oxidation of (Alkenyl)alkoxysilanes to α‐Hydroxy Ketones.
Authors: TAMAO K. , MAEDA K. 
Published: May 2016

AbstractAus dem Enolether (II) erhält man mit Persäure je nach den Reaktionsbedingungen entweder das Keton (I) oder über das Epoxid (III) das Hydroxy‐keton (IV).
ChemInform Abstract: Chemoselective Reductions of 2‐Acyl‐1H‐indole‐3‐carboxaldehydes.
Authors: DJURIC S. W. , HERBERT R. B. , HOLLIMAN F. G. 
Published: May 2016

AbstractDie selektive Reduktion der Acylindolcarboxaldehyde (I) wird untersucht.
ChemInform Abstract: Tandem Alkylation‐Reduction. Highly Stereoselective Synthesis of (E)‐1‐Hydroxymethyl Methyl Propenyl Ethers from Aldehydes Using 1‐Lithio‐1‐methoxyallene.
Authors: WEIBERTH F. J. , HALL S. S. 
Published: May 2016

AbstractDie im Titel genannten Verbindungen (IV) werden in einer Eintopfreaktion durch Umsetzung der Aldehyde (I) mit dem aus Methoxyallen (II) in situ erzeugten Lithium‐Derivat (VI) und nachfolgender Reduktion der Allene (III) mit Lithium in Ammoniak erhalten.