bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Synthesis of 6‐Arylazo‐substituted 5‐Hydroxy‐2‐hydroxymethyl‐4‐pyridones and Related Compounds.
Authors: IMAFUKU K. , MATSUURA H.
Published: May 2016

5‐Hydroxy‐2‐hydroxymethyl‐4‐pyridon (I) wird mit den Dia‐zonium‐Salzen (II) zu den Azoverbindungen (III) gekuppelt.
ChemInform Abstract: Synthesis of Amino Substituted 4‐Oxo‐1,2,3,4‐tetrahydropyridines from Arylhydrazones and Methyl Acrylate.
Authors: BARLUENGA J. , PALACIOS F. , VINA S. , GOTOR V.
Published: May 2016

Die in tautomeren Formen vorliegenden Arylhydrazone (I) cyclisieren mit Acrylsäuremethylester (II) in Gegenwart von AlCl3 zu den Dihydropyridonen (III).
ChemInform Abstract: Cyclic Amidines. Part 26. The Reported Syntheses of 7‐Anilino‐6‐aryl‐5,12‐diazabenzlalanthracenes are Reinvestigated and Their Correct Structures Identified.
Authors: UPTON C.
Published: May 2016

The reaction between acetophenone (I) and triphenylguanidine (II) gives not, as reported, 7‐anilino‐6‐phenyl‐5,12‐diaza[a]anthracene, but its isomer (III) (reaction conditions and yield are not given).
ChemInform Abstract: Furopyridines. Part 5. A Simple Synthesis of Furo[2,3‐c]pyridine and Its 2‐ and 3‐Methyl Derivatives.
Authors: MORITA H. , SHIOTANI S.
Published: May 2016

Der 3‐Hydroxy‐pyridin‐4‐carbonsäureester (Ib) liefert über die Ether (III) nach Ringschluß die Furanon‐Derivate (IV), die nach Boranat‐ Reduk‐ tion zu (V) zu den Furo[2,3‐c]pyridinen (VI) dehydratisiert werden.
ChemInform Abstract: Novel Synthesis of Pyrido[2,1‐f]‐as‐Triazinium System and Its Zwitterionic Derivatives. Different Reactivities of 1‐ and 3‐Olates with Electrophiles.
Authors: BATORI S. , ZUHASZ‐RIEDL Z. , SANDOR P. , MESSMER A.
Published: May 2016

Das N‐Aminopyridinium‐perchlorat (I) reagiert mit den Amiden (II) zu den Triazinium‐perchloraten (IV), wobei die Zwischenstufe (IIIa) isoliert werden kann.
ChemInform Abstract: Reaction of Sulfenes with Heterocyclic N,N‐Disubstituted α‐Aminomethyleneketones.
Authors: MENOZZI G. , BARGAGNA A. , MOSTI L. , SCHENONE P.
Published: May 2016

Aus den aliphatischen Dialkylaminomethylen‐dihydrobenzothiepinonen (Ia) bis (Ie) erhält man mit dem Sulfen (II) die tricyclischen Addukte (III); die aromatischen Aminoderivate (If) und (Ig) reagieren dagegen mit (II) nicht.
ChemInform Abstract: Proton‐Ionizable Crown Compounds. Part 4. New Macrocyclic Polyether Ligands Containing a Triazole Subcyclic Unit.
Authors: BRADSHAW J. S. , NIELSEN R. B. , TSE P.‐K. , ARENA G. , WILSON B. E. , DALLEY N. K. , LAMB J. D. , CHRISTENSEN J. J. , IZATT R. M.
Published: May 2016

Aus dem Bis‐chlormethyl‐triazol (I) erhält man mit den Polyethylenglykolen (II) die makrocyclischen Polyether (III) mit einem Triazol‐Ring.
ChemInform Abstract: The Preparation of the Sterically Hindered Alcohol Tris(trimethylsilyl)methanol.
Authors: LICKISS P. D.
Published: May 2016

Das trisilylierte Methyllithium (I) addiert sich an Trimethylborat (II) zu dem Boronsäurediester (III), dessen stufenweise Hydrolyse über den Monoester (IV) zur Boronsäure (V) führt.
ChemInform Abstract: The Solid State Chemistry of Uranium. Part 1. The Thermal Decomposition of U(NO3)4‐2tdpo and U(NO3)4‐2tppo.
Authors: STRYDOM C. A. , VAN VUUREN C. P. J.
Published: May 2016

Dynamic TG and DSC measurements are used to examine the thermal decomposition of the title complexes (I), prepared by addition of the phosphine oxides to acetone solutions of Cs2U(NO3)6.
ChemInform Abstract: Complex Peroxyuranates. Synthesis and Structural Assessment of Alkali‐Metal and Ammonium Dioxoperoxy(sulfato)aquouranates (VI), A2(UO2(O2)SO4(H2O)) (A = NH4, Na), and Alkali‐Metal and Ammonium Dioxoperoxy(oxalato)uranate(VI) Hydrates, A2(UO2(O2)C2O4) . H2O.
Authors: BHATTACHARJEE M. , CHAUDHURI M. K. , PURKAYASTHA R. N. D.
Published: May 2016

The diamagnetic title complexes are prepared from the reaction of U0? and H2O2 with H2SO4 and H2C2O4 ‐ 2 H20, respectively, at pH 6 and the addition of the corresponding AOH.
ChemInform Abstract: Metallocene Basicity. Part 8. Protonation of Bridge Substituted Ferrocenophanes in Strong Acid Media.
Authors: BITTERWOLF T. E.
Published: May 2016

Aseries of bridge substituted [3]‐, [4]‐, and [5]‐ferrocenophanes are prepared using different methods as shown in the scheme.
ChemInform Abstract: Dialkylamino Phosphorus Metal Carbonyls. Part 3. Heterobimetallic p‐Phosphido Derivatives from Reactions of (Diisopropylamino)halophosphine Metal Carbonyl Complexes with Sodium Cyclopentadienyldicarbonylferrate.
Authors: KING R. B. , FU W.‐K. , HOLT E. M.
Published: May 2016

The Complexes (III) and (V), prepared as to be seen from the scheme; are very stable toward atmospheric oxygen and moisture and were rapidly decarbonylated by photolysis to give the bridged Compounds (VI) or (VII), respectively, containing metal‐metal bonds.
ChemInform Abstract: Chemistry of (Fe6S6)3+ Prismatic Cages. Synthesis, Structural Characterization, and Electronic Structures of the (Et4N)3(Fe6S6L6) Clusters (L: p‐CH3C6H4O‐, Br‐).
Authors: KANATZIDIS M. G. , SALIFOGLOU A. , COUCOUVANIS D.
Published: May 2016

The hexabromo Clusters are known or are prepared by known methods.
ChemInform Abstract: Oxidative Alkylation of Cobalt Complexes with Hydrazines.
Authors: SAMSEL E. G. , KOCHI J. K.
Published: May 2016

The oxidative alkylation of the Co(II) Schiff base complex (I) proceeds in high yield with a variety of organic hydrazines (II), especially those with R = primary alkyl, aryl, and acyl groups, under oxidative conditions with either dioxygen or tert. butyl hydroperoxide.
ChemInform Abstract: Carbon‐Sulphur and Carbon‐Hydrogen Bond Cleavages in the Reactions of Phenyl Vinyl Sulphide with Triosmium Clusters: Crystal Structure Determination of [Os3(μ‐SPh)(μ‐CH = CH2)(CO)10].
Authors: BOYAR E. , DEEMING A. J. , HENRICK K. , MCPARTLIN M. , SCOTT A.
Published: May 2016

Phenyl vinyl sulphide inserts into an Os‐H bond of the Os Cluster (I) to give two diastereomers of the Cluster (III) together with (IV).
ChemInform Abstract: Chelation of Vinyl Acetate and Related Unsaturated Ketones: Molecular Structure of [Os3(CO)10(CH2 = CHOCOMe)].
Authors: BOYAR E. , DEEMING A. J. , ROTHWELL I. P. , HENRICK K. , MCPARTLIN M.
Published: May 2016

The Cluster (I) reacts with neat vinyl acetate to give the title Cluster (III) together with Os3H(CH = CH2)(CO),0 (5%).
ChemInform Abstract: Synthesis and Characterization of High‐nuclearity Osmium‐Platinum Cluster Compounds.
Authors: COUTURE C. , FARRAR D. H.
Published: May 2016

The reaction of the Os Cluster (IIa) or (IIb) with Pt(COD)2 results in the formation of the Os ‐ Pt Cluster (I) and (III), respectively.
ChemInform Abstract: Synthesis of Tetra(1,4‐dithiacyclohexene)porphyrazine and Its Complexes with Metals.
Authors: SHAPOSHNIKOV G. P. , KULINICH V. P. , SMIRNOV R. P.
Published: May 2016

Beim Erhitzen des Dithiacyclohexendinitrils (I) mit Metallacetaten oder ‐chloriden bilden sich die Metallkomplexe des Tetra‐(dithiacyclohexen)porphyr‐ azins (II).
ChemInform Abstract: Total Synthesis of (+)‐Pisiferol (XII).
Authors: TAMAI Y. , HAGIWARA H. , UDA H.
Published: May 2016

The diketone (+)‐(I) is chosen as the most suitable Starting material for a total synthesis of the title compound (XII), a constituent of Chamaecyparis pisifera (S. et Z.) Endl.
ChemInform Abstract: Studies on the Synthesis of Morphinan and Its Related Compounds: New Entry to the Construction of Benzomorphan Ring Skeleton.
Authors: KAMETANI T. , NISHIMURA M. , SUZUKI Y. , HONDA T.
Published: May 2016

Ausgehend von dem Acetophenon (I) wird auf dem im Schema angegebenen Weg der Tricyclus (X) mit dem Benzomorphan‐Ringsystem aufgebaut.
ChemInform Abstract: Mechanism of the Phenoxycarbonylation of 2′,3′‐O‐Isopropylidenadenosine.
Authors: ANZAI K. , UZAWA J.
Published: May 2016

Reaction of the title compound (I) with 1/3 equivalent of phenyl chloroformate rapidly affords the cyclonucleoside (II), contaminated by small amounts of the 5′‐O‐phen‐ oxycarbonyl compound (III), as is shown by a 1H NMR study.
ChemInform Abstract: A Convenient and General Approach to the Synthesis of Properly Protected d‐Nucleoside‐3′‐hydrogenphosphonates via Phosphite Intermediates.
Authors: MARUGG J. E. , TROMP M. , KUYL‐YEHESKIELY E. , VAN DER MAREL G. A. , VAN BOOM J. H.
Published: May 2016

Aus den Nucleosiden (I) entstehen mit dem Salicyl‐chlorphosphit (II) die Substitutionsprodukte (III), die mit Pyridin/ Wasser zu den Phosphonaten (IV) reagieren.
ChemInform Abstract: Studies on the Reaction of Nucleoside Phosphorodiesters with Aryl Sulfonyl Chlorides.
Authors: GAREGG P. J. , REGBERG T. , STAWINSKI J. , STROEMBERG R. +
Published: May 2016

Die Phosphorsäurediester (I) liefern mit den aromatischen Sulfochloriden (II) über Pyrophosphat‐Zwischenstufen die Phosphorsäureester‐chloride (III).
ChemInform Abstract: Condensed Cyclic and Bridged‐Ring Systems. Part 13. Synthesis of the Insect Attractant Hydrocarbon, 9a‐Carbamorphinan, and X‐Ray Structural Analyses of 9a‐Carbamorphinan‐10‐one and 9a‐Carba‐14α‐morphinan‐10‐one.
Authors: CHAKRABORTI A. K. , ALAM S. K. , CHAKRABORTI P. C. , DASGUPTA R. , CHAKRAVARTY J. , GHATAK U. R. , KABIRAJ A. , BISWAS S. G.
Published: May 2016

(±)‐9a‐carbamorphinan (IIIa) and its inactive l4oc‐epimer (IVa) are synthesized by Huang‐Minlon reduction of the ketone (I) (prepared from the corresponding hexahydronaphthalenone and benzylchloride, yield 42%) togive (II) the treatment of which with PPA affords (IIIa) and (IVa) together with an unknown compound (85% in the ratio 50:33:17).
ChemInform Abstract: Synthesis, Structural Characterization, and Magnetic Properties of V3+ Dimer Compounds. Neutron Scattering and Magnetic Circular Dichroism Study of Cs3V2Cl9 and Rb3V2Br9.
Authors: LEUENBERGER B. , BRIAT B. , CANIT J. C. , FURRER A. , FISCHER P. , GUEDEL H. U. +
Published: May 2016

Cs3V2Cl9 (I) has been obtained by melting (730°C) a stoichiometric mixture of CsCl and VCl3 for 5 days.
ChemInform Abstract: Molten Calcium Nitrate Tetrahydrate: The Reactions of Six Chromium(VI) Compounds.
Authors: KERRIDGE D. H. , TARIQ S. A. , WEI A. M.
Published: May 2016

K2Cr2O7, K2Cr3Om, and K2Cr4O13 dissolve in the molten salt solvent but do not react until the temp. range of anhydrous Ca(NO3)2, when Lux‐Flood acid‐base reaction occurs yielding chromate.
ChemInform Abstract: The Chemistry of Uranium. Part 33. Reactions of Uranium Metal and Iodine in Nonaqueous Media and the Preparation of UI4 Adducts.
Authors: DU PREEZ J. G. H. , ZEELIE B.
Published: May 2016

The U‐Iz reaction has been studied under N2 atmosphere using the following solvents: MeCN (product: U14 ‐ 4 MeCN); MeCN/tmu a tetramethyl urea (UI4‐ 2 tmu); MeCN/dpk 2 diphenyl ketone (U14‐4 MeCN); CH2C12/dpk (UI4‐ 2 dpk); and MeCN/6.5°C /o ethyl acetate (pure U14).
ChemInform Abstract: Large Transition Metal Clusters. Part 4. Ru55 , Rh55 and Pt55‐ Clusters.
Authors: SCHMID G. , HUSTER W.
Published: May 2016

The novel Cluster compounds (IV), (VI), and (VIII) have been prepared as shown in the scheme using gaseous B2H6 as the reducing agent.
ChemInform Abstract: Angular Preferences of Intermolecular Forces Around Halogen Centers: Preferred Directions of Approach of Electrophiles and Nucleophiles Around the Carbon‐Halogen Bond.
Authors: RAMASUBBU N. , PARTHASARATHY R. , MURRAY‐RUST P.
Published: May 2016

For the understanding of special interactions the authors analyze the environment around halogen centers in hundreds of crystal structures.
ChemInform Abstract: 6‐Polysubstituted α‐Cyclodextrins. Application of Körner′s Absolute Method of Isomer Determination.
Authors: FUJITA K. , YAMAMURA H. , MATSUNAGA A. , IMOTO T. , MIHASHI K. , FUJIOKA T.
Published: May 2016

Aregioisomeric mixture of C‐6 polysulfonated α‐cyclodextrins is prepared by the reaction of α‐cyclodextrin with mesitylenesulfonyl Chloride in pyridine.
ChemInform Abstract: Hybridization Effects on Metal‐Ligand Bond Lengths in Organometallic Compounds.
Authors: DOBBS K. D. , HEHRE W. J.
Published: May 2016

M0 calculations on simple organotitanium complexes suggest metal‐ligand bond lengthening from the metal alkyl to alkylidene and further lengthening from the alkylidene to the alkylidyne.
ChemInform Abstract: Ionic Charge‐Transfer Complexes. Part 1. Cationic Complexes with Delocalized and Partially Localized π Systems.
Authors: MEOT‐NER M. , EL‐SHALL M. S.
Published: May 2016

The partially charge localized radical ion C6H5NH2+ and its N‐methyl derivatives form stable Complexes with the n‐donor neutral C6H5NH2 and its derivatives.
ChemInform Abstract: Cyclic Voltammetric Study of a Series of Related Mono‐ and Binuclear Nickel Complexes of β‐Di‐ and β‐Triketonates and Their Diamine Schiff Bases.
Authors: LINTVEDT R. L. , RANGER G. , KRAMER L. S.
Published: May 2016

The electrochemical behavior of the structurally related mono‐ and binuclear Ni(II) complexes (I)‐(V) is investigated.
ChemInform Abstract: Swain‐Scott Correlations for Reactions of Nucleophilic Reagents and Solvents with Secondary Substrates.
Authors: DIETZE P. E. , JENCKS W. P.
Published: May 2016

The reactions of 1‐(4‐nitrophenyl)‐2‐propyl derivatives (I) with nucleophilic reagents in 50% trifluoroethanol‐water follow Swain‐Scott correlations with slopes s = 0.27, 0.34, and 0.43 for tosylate, bromide, and iodide leaving groups, respectively.
ChemInform Abstract: Proton‐Catalyzed Cis ‐ Trans Stereomutation of cis‐1,2‐Diarylcyclobutanes.
Authors: FLIPPIN L. A. , DOMBROSKI M. A.
Published: May 2016

Acid treatment of the cis‐cyclobutanes (I) leads to the trans‐isomers (II).
ChemInform Abstract: Chemiluminescence Mechanism and Quantum Yield of Synthetic Vinylpyrene Analogues of Benzo[a]pyrene‐7,8‐dihydrodiol.
Authors: THOMPSON A. , LEVER J. R. , CANELLA K. A. , MIURA K. , POSNER G. H. , SELIGER H. H.
Published: May 2016

The vinylpyrene analogues (IV) and (VII) of the previously described diol (VIII) are prepared according to the scheme.
ChemInform Abstract: 1,3‐syn Diastereoselective Reduction of β‐Hydroxyketones with Diisobutylaluminum Hydride and Tributyltin Hydride.
Authors: KIYOOKA S. , KURODA H. , SHIMASAKI Y.
Published: May 2016

Die Hydroxy‐ketone (I) werden mit DiisobutyI‐ aluminiumhydrid (II) bzw. Tributylzinnhydrid (V) zu den isomeren Diolen (III) und (IV) reduziert, wobei die syn‐Derivate (III) bevorzugt entstehen.
ChemInform Abstract: Reduction of Aliphatic Nitramines. Approach to the Synthesis of Nitrosamines and Amines.
Authors: DE ARMAS P. , FRANCISCO C. G. , HERNANDEZ R. , SUAREZ E.
Published: May 2016

Durch Einwirkung von Tributylzinnhydrid in Gegenwart von Azo‐bisisobutyronitril werden die N‐Nitro‐amine (Ia), (IIIa), (IVa) und (Va) zu den entsprechenden Nitrosaminen (Ib), (IIIb), (IVb) bzw. (Vb) reduziert.
ChemInform Abstract: Synthesis and Antitumor Activity of Tropolone Derivatives. Part 3.
Authors: YAMATO M. , HASHIGAKI K. , KOKUBU N. , TASHIRO T. , TSURUO T.
Published: May 2016

Das Tropolon (I) kondensiert mit den Acetalen (II) zu den Bis‐tropolonen (III), wobei als Nebenprodukte die Verbindungen (IV) entstehen.
ChemInform Abstract: Synthesis and Chemical Behavior of Perchlorophenylacetylene.
Authors: BALLESTER M. , CASTANER J. , RIERA J. , TABERNERO I.
Published: May 2016

Perchlorstyrol (I) liefert mit Zink die Olefine (III) und (IV) neben dem Hauptprodukt (II).
ChemInform Abstract: Regiospecific Synthesis of β,γ‐Unsaturated Ketones from Allylic Alcohols. Claisen Rearrangement of α‐Allyloxy Ketone Enol Derivatives.
Authors: KACHINSKY J. L. C. , SALOMON R. G.
Published: May 2016

Es wird eine regiospezi?‐ sche Synthese zur Herstellung von Allylketonen aus Allylalkoholen beschrieben.
ChemInform Abstract: Potential Antiatherosclerotic Agents. Part 5. An Acyl‐CoA: Cholesterol O‐Acyltransferase Inhibitor with Hypocholesterolemic Activity.
Authors: DE VRIES V. G. , SCHAFFER S. A. , LARGIS E. E. , DUTIA M. D. , WANG C.‐H. , BLOOM J. D. , KATOCS A. S. JUN.
Published: May 2016

Der n‐Heptyl‐substituierte Harnstoff (IX) wird auf dem beschriebenen Wege aus Neopentylbenzol (I) hergestellt.
ChemInform Abstract: Arynic Condensation of Ketone Enolates. Part 17. New General Access to Benzocyclobutene Derivatives.
Authors: GREGOIRE B. , CARRE M.‐C. , CAUBERE P.
Published: May 2016

Die Cycloalkanone (I) werden über ihre Carbanionen mit Dimethyldisulfid zu den 2‐Methylthioketonen (III) substituiert und diese dann zu den Diketonen (IV) oxidiert, die z.Tl. auch aus (I) mit Selendioxid zugänglich sind.
ChemInform Abstract: Preparation and Pyrolysis of Substituted Ethanoanthracenes: A General Synthesis of 2,3‐Disubstituted Anthracenes.
Authors: BALDWIN J. E. , SWANSON A. G. , CHA J. K. , MURPHY J. A.
Published: May 2016

The compound (I) is functionalized regioselectively to give a series of Substituted derivatives of type (II).
ChemInform Abstract: Bis(9‐triptycyl)amines, a Missing Link between the Corresponding Methanes and Ethers.
Authors: KAWADA Y. , YAMAZAKI H. , KOGA G. , MURATA S. , IWAMURA H.
Published: May 2016

Aus den Triptycyl‐bromiden (I) entstehen in der angegebenen Weise die Azide (II), die mit den Li‐tryptyce‐ nen (III) zu den Triazenen (IV) umgesetzt werden.
ChemInform Abstract: Synthesis of the Dihydrodiol and Diol Epoxide Metabolites of Chrysene and 5‐Methylchrysene.
Authors: HARVEY R. G. , PATAKI J. , LEE H.
Published: May 2016

Das l‐(β‐Iodethyl)‐naphthalin (I) kondensiert mit dem Li‐cyclohexadienolat (II) zu dem Diketon (III), das mit Polyphosphorsäure zu (IV) cyclokondensiert und dann in (V) übergeführt wird.
ChemInform Abstract: Novel Synthesis of N‐Substituted 3‐Aminomethylenethiolen‐4‐ones‐2.
Authors: KALIK M. A. , GOL'DFARB YA. L. , KRAYUSHKIN M. M.
Published: May 2016

Die Thiophenthione (I) reagieren mit dem Nitriloxid (II) unter Austausch des Schwefels zu den im Titel genannten Verbindungen (III) und Mesitylisothiocyanat (IV).
ChemInform Abstract: Synthesis, Structure and Spectroscopic Properties of Some Bisoxazoles.
Authors: BELEN'KII L. I. , CHESKIS M. A. , ZVOLINSKII V. P. , OBUKHOV A. E.
Published: May 2016

Aus den (Het)Aryloxazolen (I) werden durch Formylierung die Aldehyde (II) und (III) hergestellt und in die Bis‐oxazole (VIII) bzw. (XIb) umgewandelt.
ChemInform Abstract: Furo[2,3‐c]pyrylium ‐ a New Heterocyclic System.
Authors: DULENKO V. I. , VOSHCHULA V. N.
Published: May 2016

3‐Acetonylfuran (I) bildet mit Acetanhydrid und 70%iger Perchlorsäure das Furopyryliumperchlorat (II), aus dem mit Ammoniak das Furopyridin (III) erhalten wird.
ChemInform Abstract: Facile Synthesis of 3,4‐Dihydro‐4,4‐dimethyl‐2H‐pyran‐2‐one via Palladium Catalyzed Terminal Oxidation of 3,3‐Dimethyl‐4‐pentenoates.
Authors: TANAKA M. , URATA H. , FUCHIKAMI T.
Published: May 2016

Aus den 3,3‐Dimethyl‐ 4‐pentensäureestem (I) entstehen mit Essigsäure in Gegenwart von Pd‐ und Cu‐ Salzen die Acetoxylierungsprodukte (II) und (III) sowie geringe Mengen der Aldehydester (IV).
ChemInform Abstract: Organic Sulfur Compounds. Part 13. Solid‐State Reactions of 1‐Methyl‐4‐oxo‐trans‐2,6‐diphenylthianium Tetrafluoroborate with Alkali Halides.
Authors: TOKUNO K. , ASAO Y. , MIYOSHI F. , SAWADA Y. , OHASHI T.
Published: May 2016

Die Festkörperreaktion der trans‐Verbindung (I) mit Alkalimetallhalogeniden wird untersucht.
ChemInform Abstract: 2‐Arylpyridines from 2‐Pyridylcopper/Triphenylphosphine and Iodoarenes.
Authors: MALMBERG H. , NILSSON M.
Published: May 2016

The 2‐arylpyridines (III) are formed from 2‐pyridylcopper ‐ generated from 2‐bromopyridine (I) ‐ and the unactivated iodoarenes (II) in the presence of l‐2 mol PPh3.
ChemInform Abstract: Synthesis Based on 3‐Methyl‐2‐phenyl‐5‐(3‐methyl‐2‐phenyl‐3,4‐dehydropiperidyl‐ 6)pyridine.
Authors: PROSTAKOV N. S. , ELISEEVA I. V. , HABIB H. B. , KIRILLOVA L. M. , ALIEV A. E.
Published: May 2016

Aus dem Strukturanalogon des Anabasins (I) werden durch Acylierung und Alkylierung die N‐substituierten Derivate (II)‐(IV) hergestellt.
ChemInform Abstract: Synthesis of New Heterocyclic Phenols: 8‐Hydroxy‐s‐triazolo[1,5‐c] and [4,3‐c]pyrimidines.
Authors: ROUSSEAUX O. , BONDEAU D. , SLIWA H.
Published: May 2016

Aus den 4‐Hydrazino‐5‐alkoxy‐pyrimidinen (I) erhält man beim Erhitzen mit den Orthoestern (II) die Triazolopyrimidine (III), die thermisch zu den Isomeren (IV) umgelagert werden können.
ChemInform Abstract: (S)‐3‐[(Benzyloxy)methyl]morpholine Hydrochloride: A Nonstimulant Appetite Suppressant without Conventional Neurotransmitter Releasing Properties.
Authors: BROWN G. R. , FOUBISTER A. J. , FORSTER G. , STRIBLING D.
Published: May 2016

Die enantiomeren Morpholinalkohole (Ia) und (Ib) werden einzeln auf dem oben gezeigten Reaktionsweg in die Benzylether (VIa) und (VIb) übergeführt.
ChemInform Abstract: Synthesis of Macrocycles, Containing Thiophene and Thiazole Rings.
Authors: GOL'DFARB YA. L. , KRASNYANSKAYA E. A. , DUDINOV A. A. , TAITS S. Z.
Published: May 2016

Das Propiothienon (I) läßt. sich nach verschiedenen Methoden zu dem Bromethylketon (II) bromieren, aus dem mit Thioharnstoff das Thienylthiazol (III) erhalten wird.
ChemInform Abstract: A Simple Method for the Synthesis of Primary and Tertiary Terpenic Allylic Phosphates.
Authors: JULIA M. , MESTDAGH H. , ROLANDO C.
Published: May 2016

Alkylation of the phosphate (I) with the sulfonium salts (II) produces primary terpenic allylic phosphates in fair to moderate yields with concomitant elimination of sRä . Catalysis of the reactions by Cu(I) salts leads predominantly to the formation of tertiary phosphates.
ChemInform Abstract: N7/ O6 Chelation in a Complex with an Analogue of Guanine. Preparation, Spectroscopic Study, and Crystal Structure of Bis(η5‐cyclopentadienyl)(theophyllinato)titanium(III).
Authors: COZAK D. , MARDHY A. , OLIVIER M. J. , BEAUCHAMP A. L.
Published: May 2016

The title qomplex (I) is prepared by reaction of bis(cyclopentadie nyl)‐ dicarbonyl‐Ti(II) with theophylline in refluxing toluene or of chloro‐bis(cyclopentadienyl)‐Ti(III) with sodium theophyllinate, generated in situ from NaH, in refluxing THF.
ChemInform Abstract: Chromium(II)‐‐Hydrazine Reactions: Polymeric (Cr2(O2CCH3)4(μ‐N2H4))n and Cleavage of Its Metal‐Metal Bonds on Reaction with Carbon Dioxide Affording Mononuclear Chromium Carbazates.
Authors: BELLERBY J. M. , EDWARDS D. A. , THOMPSETT D.
Published: May 2016

The complex (I) reacts with hydrazine in deoxygenated EtOH to yield the polymeric title compound (II), the quadruple bond of which is cleaved on reaction with carbazic acid, preformed from aqueous hydrazine and CO2, to yield the mononuclear high‐spin complex (III).
ChemInform Abstract: New Preparation, Electrochemical Properties and X‐Ray Structure of Phosphaferrocenes η5‐C5Me5Fe‐η5‐PC4R4.
Authors: ROMAN E. , LEIVA A. M. , CASASEMPERE M. A. , CHARRIER C. , MATHEY F. , GARLAND M. T. , LE MAROUILLE J.‐Y.
Published: May 2016

Eine neue Synthese für die Phosphaferrocene (III) wird vorgestellt.
ChemInform Abstract: Steric and Electronic Effects in Cobalt(II) Disproportionation with Phosphorus Ligands.
Authors: SOCOL S. M. , VERKADE J. G.
Published: May 2016

Starting from salt (I) and (II), the disproportionation reaction of Co(II) with P(III) ligands L, giving the Co(III) and Co(I) complexes (III) and (IV), is found to depend in a curious way on the shape of the ligand.
ChemInform Abstract: Preparation and Reactivity of Bis(phenylethynyl)argentate(I) and Chlorophenylethynylargentate(I) Complex Anions.
Authors: ABU‐SALAH O. M. , AL‐OHALY A. R. , AL‐QAHTANI H. A.
Published: May 2016

Complex (I) is best prepared in very high yield by reacting [(PPh3)2N]Cl, [AgC2Ph]" and PPh3 (1:2:3 mole ratio) in Me2CO at room temp.; (II) was ‐prepared in very high yield by addition of Chloride ions to silver phenylacetylide in MeZCO; it is the first organosilver(I) derivative, so far reported, which is simultaneously o‐bonded to carbon and halogen.
ChemInform Abstract: Synthesis of a Chiral Rhodium Alkyl via Metal Insertion into an Unstrained C‐C Bond and Use of the Rate of Racemization at Carbon to Obtain a Rhodium‐Carbon Bond Dissociation Energy.
Authors: SUGGS J. W. , JUN C.‐H.
Published: May 2016

Direct insertion of the Rh(I) complex (II) into a C‐C bond of (Ia), where one of the Catoms is a chiral Center, provides a new route to a′ chiral Rh alkyl complex (III) formed via a chlorine‐bridged polymer (99% yield) solubilized by Py.
ChemInform Abstract: Novel UV‐VIS Spectral Feature and Electrochemical Behavior of High‐Valent Osmium(VI) Dioxo Complex of 1,4,8,11‐Tetramethyl‐1,4,8,11‐tetraazacyclotetradecane (TMC). Reversible Three‐Electron Redox Couple and Vibronic Structured UV‐VIS Absorption Bands Involving trans‐[Os(VI)(TMC)O2]2+.
Authors: CHE C.‐M. , CHENG W.‐K.
Published: May 2016

The novel title complex (III) gives a cyclic voltammogram that shows a reversible three‐electron redox couple at a pyrolytic graphite or glassy carbon electrode.
ChemInform Abstract: Transformation of a Terminal to a Bridging Carbonyl Ligand Accompanied by Ir‐Ir Bond Cleavage: An Example of Transmission of Electronic Effects from One Metal Center to Another.
Authors: COWIE M. , VASAPOLLO G. , SUTHERLAND B. R. , ENNETT J. P.
Published: May 2016

The alkyne‐bridged complex (I) reacts with small molecules L to give the Compounds (II) containing a bridging carbonyl group and no Ir‐Ir bond, whereas reaction with CO yields a different complex type (III) (no yield gi‐ ′ ven).
ChemInform Abstract: The Reaction of a Bridged Spiropentane with Zeise′s Dimer, (PtCl2(C2H4))2.
Authors: WIBERG K. B. , MCCLUSKY J. V. , SCHULTE G. K.
Published: May 2016

Das verbrückte Spiropentan (I) reagiert mit dem Pt‐Komplex (II) zunächst zu den Zwischenprodukten (III) und (IV).
ChemInform Abstract: Asymmetric Homogeneous Reduction of Dehydropeptides.
Authors: EL‐BABA S. , NUZILLARD J. M. , POULIN J. C. , KAGAN H. B.
Published: May 2016

The.monodehydropeptides (I)‐(VII) are synthesized mainly by the azlactone approach or subsequent fragment couplings.
ChemInform Abstract: Synthesis of Short Oligoribonucleotides Bearing a 3′‐ or 5′‐Terminal Phosphate by Use of 4,4′,4"‐Tris(4,5‐dichlorophthalimido)trityl as a New 5′‐Hydroxyl Protecting Group.
Authors: SEKINE M. , HATA T.
Published: May 2016

The CPTr group is a useful new 5′‐hydroxyl protecting group for oligoribonucleotide synthesis.
ChemInform Abstract: Lewis Acid Mediated Condensation of Chiral Imide Enolates. A General Approach to the Synthesis of Chiral Carbapenem Precursors.
Authors: FUENTES L. M. , SHINKAI I. , SALZMANN T. N.
Published: May 2016

The propionamides (Ia) and (Ib) are transformed into the (Z)‐silyl enol ethers (III), which react with the azetidinone (IV) to afford the β‐lactam carboximides (Va) and (Vb) with only moderate stereoselectivities of 40‐60%.
ChemInform Abstract: A Novel Application of Molybdenum Mediated Diene Synthesis in the Preparation of Piperovatine.
Authors: BLADE R. J. , ROBINSON J. E.
Published: May 2016

Das aus p‐Iod‐anisol (I) erhaltene Alkinol (III) wird nach Oxidation zu dem Aldehyd (IV) durch Knoevenagel‐Kondensation mit dem Sulfoxidester (V) und anschließende 2,3‐sigmatrope Umlagerung in den ungesättigten Alkohol (VIa) übergeführt, dessen Acetat (VIb) mit Molybdän‐hexacarbonyl zu dem Dienester (VIIa) gespalten wird.
ChemInform Abstract: Selective Solvation of Some Silver(I) Salts in Water
Authors: PALANIVEL A. , RAJENDRAN G. , KALIDAS C.
Published: May 2016

Pyridine Mixtures at 30°C. ‐ ′ Solubility and EMF measurements are carried out for Ag2SO4, AgBrO3 and AgIO3 in H2O ‐ Py mixtures at 30°C. It is found that the solubilities pass through a maximum near 50 mol% Py for Ag2SO4 and AgBrO3 and near 10mol% for AgIO3 and then decrease with further Py addition.
ChemInform Abstract: The Electrochemical Behaviour of Manganese(II) Hydroxide/ Magnesium Hydroxide and Manganese(II) Hydroxide/Calcium Hydroxide.
Authors: BAUER J. , BUSS D. H. , GLEMSER O.
Published: May 2016

Mn(OH)2/Mg(OH)2 and Mn(OH)2/Ca(OH)2 double hydroxides, precipitated by Computer control, have been investigated as positive electrode materials for secondary cells in aqueous KOH solutions.
ChemInform Abstract: Electrochemical Study of the Molecular and Ionic Dissociation of NO2Cl in Aprotic Media.
Authors: BOUGHRIET A. , COUMARE A. , FISCHER J. C. , WARTEL M. , LEMAN G.
Published: May 2016

The ionic dissociation constant of NO2Cl (‐ (NO2)+ Cl‐) has been determined (potentiometrically, Ag ‐ AgCl indicator electrode) to be 4.0 · 10 exp‐18 in nitromethane and 2.0 · 10 exp ‐19 mol/l in propylene carbonate (298 K).
ChemInform Abstract: Photoevolution of Hydrogen from Water on Modified TiO2. Part 2. Metallic Iron, Cobalt, and Nickel on TiO2.
Authors: ZIELINSKI S. , SOBCZYNSKI A.
Published: May 2016

TiO2 catalysts containing admixtures of metallic Fe, Co, and Ni are prepared by H2 reduction at elevated temp. of TiO2 samples doped with Fe2O3, Co3O4, and N iO, respectively.
ChemInform Abstract: Influence of the Time and Acidification on Formation and Stability of Solid Ammonium Molybdates.
Authors: LASOCHA W. , HODOROWICZ S. A.
Published: May 2016

Moderate acidification of conc.
ChemInform Abstract: Circular Dichroism of Chromium(III) Complexes. Part ll. Chiroptical Evidence for Solution Structure of a Sexidentate Chelate Coordination Mode in Chromium(lII) Complexes with EDTA and Related Ligands.
Authors: KAIZAKI S. , MIZUUCHI H.
Published: May 2016

The chiroptical spectra, specifically CD, of the chiral EDTA‐like complexes Na[CrL′] and Cr(HL′)(H2O) (H4L′: (S)‐1,2‐propylenediaminetetraacetate and (1 S,2S)‐ l ,2‐trans‐cyclohexanediaminetetraacetate) and MCD of the corresponding racemates were measured in solutions of various acid concentrations and/or solid states and compared with those of the CrL2(H2O) complexes (H3L2: (S)‐1,2‐propylenediaminetriacetate and (1S,2S)‐ 1 ,2‐trans‐cyclohexanediaminetriacetate).
ChemInform Abstract: Direct Formation of 2,5‐Dimethyl‐3,3a,4‐trithia‐1‐azapentalenium and 4,6‐Dimethyl‐3‐thioxo‐3H‐1,2‐dithiolo[4,3‐c]pyridinium from Acetonitrile and Hydrogen Sulfide. Crystal Structures of Their Compounds with (UBr6)2‐ and (UO2Br4)2‐.
Authors: CONRADI E. , BOHRER R. , MUELLER U. +
Published: May 2016

The title compounds (IV) and (V) are formed, along with other products, by the reaction of H2S (II) with a MeCN (III) solution of UBrS (I).
ChemInform Abstract: Site Selective Cycloaddition Reaction of 1‐Methoxy‐1‐trimethylsiloxy‐1,3,5‐hexatriene with Dienophile.
Authors: OHNO M. , MORI K. , EGUCHI S.
Published: May 2016

Methyl sorbate (I) is converted into the triene (II) which reacts with the olefins (III), the acetylenes (V) and nitrosobenzene (VII) to produce the Diels‐Alder adducts (IV), (VI) or (VIII).
ChemInform Abstract: Ready Nucleophilic Ring Opening of β‐Epoxy‐sulphone, ‐sulphoxide, and ‐ester with Grignard Reagents.
Authors: TANIKAGA R. , HOSOYA K. , KAJI A.
Published: May 2016

The reaction of Grignard reagents (II) and copper(I) iodide with epoxides (I) produces alcohols (III) without loss of chirality.
ChemInform Abstract: Intramolecular Cyclizations of Allyl‐ and Prop‐2‐ynyl‐silanes with the Terminal Group Governing the Regiochemical Outcome of the Cyclization.
Authors: SCHINZER D. , STEFFEN J. , SOLYOM S.
Published: May 2016

The treatment of the prop‐2‐ynyl‐silanes (I) and (V) with EtAlClz results in the formation of the bicyclo[4.3.0]nonanones (II) and (VI), respectively.
ChemInform Abstract: First Evidence of a Cyclopropenylcarbinyl Cation.
Authors: MAIER G. , EULER K. , EMRICH R.
Published: May 2016

Cyclopropenylcarbinyl cations like (II) usually rearrange to the cyclobutyl cations (III).
ChemInform Abstract: Dehydrogenation of Isobutane by Oxygen‐Deficient Cobalt/Oxygen Cluster Ions.
Authors: FREAS R. B. , CAMPANA J. E.
Published: May 2016

Three types of coordinated cobalt/oxygen Clusters are formed using chemical ionization fast‐atom bombardment mass spectrometry: oxygen‐deficient Clusters, oxygen‐equivalent Clusters and cobalt‐deficient Clusters.
ChemInform Abstract: Lewis Acid‐Catalysed Nucleophilic Displacement of the Nitro Group from Nitroalkanes.
Authors: ONO N. , YANAI T. , KAJI A.
Published: May 2016

Treatment of the nitro compounds (I) with trimethylsilyl phenyl su1?de(II) results in the formation of the thiophenolates (III).
ChemInform Abstract: A Rationale of Diastereofacial Selection in Alkylation of Endocyclic Enolates with Chirality at the β‐Position.
Authors: TOMIOKA K. , YASUDA K. , KAWASAKI H. , KOGA K.
Published: May 2016

The reaction of lactone (I) with the iodides (II) yields the stereoselective Substitution products (III), which are converted into the disubstituted derivatives (IV) and (V).
ChemInform Abstract: Regioselectivity of the Reaction of a Chromium‐Carbene Complex with Alkynes: Examination of Steric and Electronic Factors.
Authors: YAMASHITA A. , TOY A.
Published: May 2016

The chromium carbene Complex (I) reacts with the alkines (II), (V) and (VII) to yield different adducts such as (III), (VI), and (VIII)‐(XI).
ChemInform Abstract: Preparation and X‐Ray Analysis of a Heptafulvenyltosylate.
Authors: HANACK M. , RITTER K. , STEIN I. , HILLER W.
Published: May 2016

The acylcycloheptatrienes (I) are tosylated by reaction with tosyl fluoride in the presence of KH to give the title compounds (II).
ChemInform Abstract: Synthesis and Reactions of Some 1,2‐Disubstituted 1,2‐Diazetidin‐3‐ones: An Intramolecular Aldol Approach to Bicyclic Systems.
Authors: TAYLOR E. C. , DAVIES H. M. L. , HINKLE J. S.
Published: May 2016

Die Alkylierung der 1,2‐Diazetidinone (I) wird untersucht.
ChemInform Abstract: Highly Diastereoselective Synthesis of 1,2‐Epoxy‐4‐hydroxyalkyl Carbamates. Masked and Activated α,γ‐Dihydroxy‐alkanals and ‐alkanones. Diastereoselective Synthesis of 2,3,4‐Trisubstituted γ‐Lactols and γ‐Lactones via Regio‐ and Stereocontrolled Opening of a 1,2‐Epoxy‐4‐hydroxyalkyl Carbamate with Hetero‐Nucleophiles.
Authors: HOPPE D. , LUESSMANN J. + , JONES P. G. , SCHMIDT D. , SHELDRICK G. M. , FITTSCHEN C.
Published: May 2016

The hydroxyalkenyl carbamates (I) are oxidized stereospecifically with tert‐butyl hydroperoxide in the presence of vanadyl compounds yielding the epoxides (II); the isomers (III) are only obtained as by‐products.
ChemInform Abstract: N‐Imidazolylchroman‐4‐ones, N‐Imidazolyl‐1‐tetralones, and Their Alcohols as Hypolipemic Agents Raising High‐Density Lipoproteins.
Authors: COZZI P. , BRANZOLI U. , LOVISOLO P. P. , ORSINI G. , CARGANICO G. , PILLAN A. , CHIARI A.
Published: May 2016

Die im Titel genannten Verbindungen (III), die z.Tl. hypolipidämisch wirken, werden hauptsächlich entsprechend den angegebenen Umsetzungen hergestellt.
ChemInform Abstract: Synthesis of Mono‐ and Diacylbenzo‐12‐crown‐4 Ethers.
Authors: ZHUKOVA T. I. , V'YUNOV K. A. , DAVYDENKOV L. R.
Published: May 2016

The title compounds (III) and (IV) are obtained by acylation of the benzocrown ether (I).
ChemInform Abstract: The First Stable C‐Methylated Siloles Having a Si‐H Bond.
Authors: BETEILLE J.‐P. , MANUEL G. , LAPORTERIE A. , ILOUGHMANE H. , DUBAC J.
Published: May 2016

H Bond. ‐ The silacyclopentenes (I) decompose on flash vacuum pyrolysis by a retro‐ene reaction to give the title Compounds (II) together with their transoid isomers (III); The siloles (II) do not isomerize, unlike the isomeric 1,1,3‐trimethylsilole.
ChemInform Abstract: Diphospha‐ and Diarsa‐diboretanes. Four‐Membered Rings Containing Boron and Phosphorus or Arsenic.
Authors: ARIF A. M. , COWLEY A. H. , PAKULSKI M. , POWER J. M.
Published: May 2016

The consecutive treatment of mesityl phosphine (II) with 1.5 equivalents of BuLi and (I) affords the diphosphadiboretanes (III) via the dilithio compound (IV).
ChemInform Abstract: Complex Compounds of 2,2′‐Bipyridyl with Some Rare‐Earth Bromides.
Authors: CZAKIS‐SULIKOWSKA D. M. , RADWANSKA‐DOCZEKALSKA J.
Published: May 2016

Hydrated metal bromides in EtOH react at a pH above 1.5 with HBr and yield after addition of the heterocyclic ligand (80°C, 15 min) the crystalline complexes (I).
ChemInform Abstract: Synthesis and Spectroscopic Studies of Di‐t‐butyltin(IV)dicarboxylates.
Authors: DIETZEL S. , JURKSCHAT K. , TZSCHACH A. , ZSCHUNKE A.
Published: May 2016

The title Compounds (I) and (II) have been prepared by reaction of (tBu2SnO)3 with the corresponding acids in boiling benzene (no yields given).
ChemInform Abstract: Decabenzylgermanocene, ‐stannocene and ‐plumbocene. Synthesis and Structure of Air‐Stable Metallocenes of Main Group IV.
Authors: SCHUMANN H. , JANIAK C. , HAHN E. , KOLAX C. , LOEBEL J. , RAUSCH M. D. , ZUCKERMAN J. J. , HEEG M. J.
Published: May 2016

Pentabenzylcyclopentadienyllithium, generated in situ from (I) and BuLi, reacts with GeI2, SnCl2, or Pb(O‐Ac)2 to yield the title compounds (II), which are air‐stable for several weeks and decompose slowly above 100°C. They are characterized by IR, RA, 1H NMR, 119Sn‐Mößbauer (only for M: Sn), and mass spectroscopy.
ChemInform Abstract: Ring‐Substituted Derivatives of η5‐C5H5V(CO)4 : Synthesis and 51V NMR Spectroscopic Characteristics.
Authors: HOCH M. , DUCH A. , REHDER D.
Published: May 2016

The title Compounds (I) and (II) were obtained by reaction of V(CO)6 with a 20% excess of alkylcyclopentadienes (preparations partially described) in hexane (2 h reflux) avoiding exposure to direct sunlight.
ChemInform Abstract: Novel Basic Ligands for the Homogeneous Catalytic Methanol Carbonylation.
Authors: LINDNER E. , MAYER H. A. , WEGNER P.
Published: May 2016

The ligands (I) react with the metal Compounds (II) to give the pentacarbonylmetal complexes (IIIb)‐(IIId).
ChemInform Abstract: Ditopic Receptors for Transition‐Metal Ions: A Heterobimetallic Nickel(II)‐Copper(II) Bis(macrocyclic) Complex and Its Stepwise Oxidation to the Tervalent State.
Authors: FABBRIZZI L. , MONTAGNA L. , POGGI A. , KADEN T. A. , SIEGFRIED L. C.
Published: May 2016

The biscyclam (II), obtained by reduction of the parent bisdioxocyclam (I), reacts successively with the metal nitrates to yield a 2:1 :l‐mixture of the complexes (IIIa)‐(IIIc), which were separated by ion‐exchange chromatography (no yields given).
ChemInform Abstract: Capping Reactions of RuCo2(CO)11 with Main Group and Transition Element Reagents.
Authors: ROLAND E. , BERNHARDT W. , VAHRENKAMP H.
Published: May 2016

The reactive title Cluster (II) is treated with numerous inorganic, organoelement, and organic reagents which are potential precursors of μ3‐bridging four electron ligands.
ChemInform Abstract: Synthesis and Molecular Structure of Os2(μ‐PPh2)(μ‐I)(CO)6. High‐Yield Syntheses of Os2(μ‐I)2(CO)6 and Os2I2(CO)8.
Authors: GEOFFROY G. L. , ROSENBERG S. , HERLINGER A. W. , RHEINGOLD A. L.
Published: May 2016

The iodo‐bridged starting complex (II) is obtained by iodization of Os2(CO)12 at 175°C. On carbonylation it gives the octacarbonyl derivative (III).
ChemInform Abstract: Synthesis and Antitumor Activity of a Novel Diplatinum Complex of the Binucleating Naphthazarinato Ligand.
Authors: PAPAGEORGIOU V. P. , CHRISTIANOPOULOU M. M. , BOUTIS L. L. , PAPAGEORGIOU A. , TSIPIS C. A.
Published: May 2016

The Complex (I) is obtained by a 2:1 reaction of K2PtCl4 with naphthazarine in the presence of an excess of ammonia, and characterized by IR and electronic spectral data.
ChemInform Abstract: Synthesis and Conformation of Aromatic Cyclic Dipeptides. Cyclo(phenylalanyl)2, Cyclo(1‐naphthylalanyl)2, and Cyclo(2‐naphthylalanyl)2.
Authors: EGUSA S. , TAKAGI J. , SISIDO M. , IMANISHI Y.
Published: May 2016

Synthesis and Conformation of Aromatic Cyclic Dipeptides.
ChemInform Abstract: Solid/Solid Interactions. Monolayer Formation in MoO3 / Al2O3 Physical Mixtures.
Authors: LEYRER J. , ZAKI M. I. , KNOEZINGER H. +
Published: May 2016

Results of laser Raman spectroscopy and low‐temp. IR spectroscopy of adsorbed CO indicate that in the temp. range applied (723‐823 K) monolayer dispersion or spreading only occurs in the presence of H2O vapor, which volatilizes MoO3 with formation of MoO2(OH)2.
ChemInform Abstract: The Effects of Cs Promotion on Rh/Al2O3 Catalysts.
Authors: BLACKMOND D. G. , WILLIAMS J. A. , KESRAOUI S. , BLAZEWICK D. S.
Published: May 2016

CO adsorption and H2 desorption studies of Cs promoted Rh catalysts show that Cs interacts directly with the Al2O3 support rather than with Rh crystallites.
ChemInform Abstract: CO Oxidation over Rh and Ru: A Comparative Study.
Authors: GOODMAN D. W. , PEDEN C. H. F.
Published: May 2016

Steady‐state catalytic activities of Ru and Rh single crystals have been measured as a function of temp. and CO and O2 panial pressure.
ChemInform Abstract: Gallozeolite Catalysts: Preparation, Characterization, and Performance.
Authors: THOMAS J. M. , LIU X.‐S.
Published: May 2016

The conversion of silicalite‐II to its Ga‐containing analogue is described.
ChemInform Abstract: The Multiply Bonded Octahalodiosmate(III) Anions. Part 2. Structure and Bonding.
Authors: AGASKAR P. A. , COTTON F. A. , DUNBAR K. R. , FALVELLO L. R. , TETRICK S. M. , WALTON R. A.
Published: May 2016

The green crystalline compounds (IIIa) and (IIIb) have been prepared as shown in the scheme.
ChemInform Abstract: Macrocyclic Receptor Molecules for Urea: The Use of Electrophiles in the (Co)complexation of Neutral Molecules.
Authors: AARTS V. M. L. J. , VAN STAVEREN C. J. , GROOTENHUIS P. D. J. , VAN EERDEN J. , KRUISE L. , HARKEMA S. , REINHOUDT D. N.
Published: May 2016

The crown ethers (I) and (II) are synthesized by known methods.
ChemInform Abstract: The Complex Between Carboxypeptidase A and a Possible Transition‐State Analogue: Mechanistic Inferences from High‐Resolution X‐Ray Structures of Enzyme‐Inhibitor Complexes.
Authors: CHRISTIANSON D. W. , LIPSCOMB W. N.
Published: May 2016

The mode of binding of the competitive inhibitor (I) to the active site of the enzyme is studied by X‐ray diffraction methods.
ChemInform Abstract: Amines as Leaving Groups in Nucleophilic Aromatic Substitution Reactions.
Authors: DE VARGAS E. B. , DE ROSSI R. H. , VEGLIA A. V.
Published: May 2016

Die Kinetik der Hydrolyse der Aminobenzole (I) zu (I l) und (III) wird untersucht.
ChemInform Abstract: Some Observations on the Relative Reactivities of α‐Enones of Oxanes and Cyclohexanes.
Authors: FRASER‐REID B. , UNDERWOOD R. , OSTERHOUT M. , GROSSMAN J. A. , LIOTTA D.
Published: May 2016

Die Reaktivitäten der Cyclohexenone (II) und der von Zuckernabgeleiteten Oxa‐Analoga (III)‐(VI) gegenüber dem Dien (I) werden untersucht.
ChemInform Abstract: A New and General Route to N‐Protonated Azomethine Ylides from N‐(Silylmethyl)amidines and ‐thioamides.
Authors: TSUGE O. , KANEMASA S. , MATSUDA K.
Published: May 2016

Die aus (I) durch Umsetzung mit (II) zugänglichen Thiamide bzw. Amidine (III) werden mit den Triflaten (IV) zu den Salzen (V) umgesetzt, die bei ihrer Umsetzung mit Cäsiumfluorid (VI) und Dipolarophilen wie (VII), (XI) oder (XII) die Cycloaddukte (VIII), (IX), (X) bzw. (XIII) ergeben.
ChemInform Abstract: Stereochemistry of LiNR2‐Induced 1,4‐Elimination of Allylic (Benzylic) Ethers.
Authors: MOSS R. J. , RICKBORN B.
Published: May 2016

Die Stereochemie der 1,4‐Eliminierung von Methanol aus den z.Tl. deuterierten Ethern (IV) und (VI) wird untersucht.
ChemInform Abstract: Thermolysis of the Co ‐ C Bond of Adenosylcobalamin. Part 2. Products, Kinetics, and Co ‐ C Bond Dissociation Energy in Aqueous Solution.
Authors: HAY B. P. , FINKE R. G.
Published: May 2016

The anaerobic, thermal decomposition of adenosylcobalamin was studied in the range of pH 4‐8. The studies reveal that the reaction proceeds via two competing pathways, heterolytic Co ‐ C bond cleavage to yield aquocobalamin, adenine, and a sugar residue and Co ‐ Cbond homolysis to give Vitamin B12, and 8,5′‐anhydroadenosine.
ChemInform Abstract: Photoinduced Ring Enlargement Reactions of 2H‐1,2,4‐Benzothiadiazine 1,1‐Dioxides.
Authors: KUMAR C. V. , GOPIDAS K. R. , BHATTACHARYYA K. , DAS P. K. , GEORGE M. V.
Published: May 2016

Die Photolyse der aus (I) und (IIa) zugänglichen Benzothiadiazindioxide (IIIa) führt unter Ringerweiterung zu den Dibenzothiadiazocinen (IV).
ChemInform Abstract: Oxidative Cleavage of 1,2‐Diols to Carboxylic Acids by Hydrogen Peroxide.
Authors: VENTURELLO C. , RICCI M.
Published: May 2016

Die cis‐ und trans‐Cycloalkandiole (I) werden durch Wasserstoffperoxid in Gegenwart von Wolframat und Phosphat "zu den Dicarbonsäuren (II) oxidiert.
ChemInform Abstract: Activation of Reducing Agents. Sodium Hydride Containing Complex Reducing Agents.
Authors: VANDERESSE R. , FORT Y. , BECKER S. , CAUBERE P.
Published: May 2016

Combinations of nickel salts and reducing agents, e.g. NaH, in bipyridine ("NiCRA‐bipy" (II)) react with the vinyl halogenides (I) in the presence of alcoholate to give the dienes (III).
ChemInform Abstract: An Effective Activation of Allyl Methyl Ethers by a Catalytic Amount of Trityl Perchlorate in the Allylation of Silyl Enol Ethers.
Authors: MUKAIYAMA T. , NAGAOKA H. , OHSHIMA M. , MURAKAMI M.
Published: May 2016

The methoxy allyl derivatives (I) react with the silylenol ethers (II) in the presence of trityl perchlorate to yield the isomeric adducts (III) and (IV).
ChemInform Abstract: Synthesis and Structure of 4,4‐Dichloro‐2‐methyl‐1‐acyloxy‐1,3‐butadienes.
Authors: SHCHEPIN V. V. , RUSSKIKH N. YU. , LAPKIN I. I.
Published: May 2016

The reactions between the trichloromethylbutenal (I) and the acid chlorides (II) in the presence of Zn yield the title compounds (III) as mixtures of Eand Zisomers, the E isomers predominating.
ChemInform Abstract: Nucleophilic Thiylation of Ally1‐Substituted Halides in the Presence of Phase Transfer Catalysts.
Authors: TOLSTIKOV G. A. , KANZAFAROV F. YA. , KANZAFAROVA S. G. , SINGIZOVA V. KH.
Published: May 2016

Reaction of the allyl halides (I), (IV), (VII) or (XIII) either with Na2S · 9 H2O in the presence of phase transfer catalysts according to method A) or with BuSH according to method B) affords the corresponding allyl sulfides.
ChemInform Abstract: Carbopalladation of Alkylidene Cyclopropanes. Synthesis of 1,3‐Dienes and of Substituted Styrenes.
Authors: BALME G. , FOURNET G. , GORE J.
Published: May 2016

The alkylidene cyclopropanes (I) react with the halogenides (II) and the malonate anion (III) in the presence of Pd‐catalysts to yield mixtures of the adducts (IV) and (V).
ChemInform Abstract: Regiocontrol in Opening of 2H‐Cyclopenta[b]furanones with Organocopper Reagents.
Authors: CURRAN D. P. , CHEN M.‐H. , LESZCZWESKI D. , ELLIOTT R. L. , RAKIEWICZ D. M.
Published: May 2016

Aus den bicyclischen Lactonen (I) erhält man mit den nucleophilen Kupferverbindungen (II) Gemische der isomeren Cyclopentenylessigsäuren (III) und (IV).
ChemInform Abstract: Regiochemistry of Addition of Iodine Azide to 1‐Arylcyclohexenes.
Authors: SIVASUBRAMANIAN S. , ARAVIND S. , KUMARASINGH L. T. , ARUMUGAM N.
Published: May 2016

Es wird gezeigt, daß entgegen früher veröffentlichten Angaben die Addition von aus (II) und (III) hergestelltem Iodazid an die Arylcyclohexene (I) zu den 1‐Iod‐isomeren (IV) führt.
ChemInform Abstract: The Asymmetric Synthesis of β‐Lactams. Stereocontrolled Asymmetric Tandem Michael Additions and Alkylations of α,β‐Unsaturated Acyl Ligands Bound to the Chiral Auxiliary [η5‐C5H5)Fe(CO)(PPh3)].
Authors: DAVIES S. G. , DORDOR‐HEDGECOCK I. M. , SUTTON K. H. , WALKER J. C.
Published: May 2016

The optically pure iron‐carbonyl‐complex (I) reacts with acetaldehyde (II) in the presence of BuLi yielding an adduct, which is methylated in situ giving the ether (III).
ChemInform Abstract: (R)‐(+)‐β‐Veratryl‐γ‐butyrolactone, a New Key‐Intermediate for the Asymmetric Synthesis of Various Lignans.
Authors: BROWN E. , DAUGAN A.
Published: May 2016

Starting with the dicarboxylic monoesters (I) the veratrylbutyrolactones (II) are obtained.
ChemInform Abstract: 4‐Cyano‐3,3,5‐triphenylpyrazolenine and 1‐Cyano‐2,3,3‐triphenylcyclopropene: Synthesis, Properties, Isomeric Rearrangements.
Authors: KOMENDANTOV M. I. , ZAVGORODNYAYA A. P. , DOMNIN I. N. , BEKMUKHAMETOV R. R.
Published: May 2016

The reaction between phenylpropiolonitrile (I) and diphenyldiazomethane (II) yields the pyrazolenine (III).
ChemInform Abstract: Pyrrolnitrin Analogues. Part 12. Synthesis and Biological Activity of Some Pyrazole Carboxylic Acids.
Authors: PALAZZINO G. , MELANI F. , CECCHI L. , FILACCHIONI G.
Published: May 2016

Die auf herkömmlichen Wegen hergestellten 5‐Aryl‐ bzw. 5‐Benzylpyrazolcarbonsäureester (I) werden durch Verseifung in die freien Säuren (II) übergeführt und diese z.Tl. weiter über die Chloride (III) zu den Amiden (IV) umgesetzt.
ChemInform Abstract: Ether Derivatives of 3‐Amino‐l,2‐propanediols. Part 5. Syntheses and Pharmacological Activities of 5‐(Cycloalkoxymethyl)oxazolidines and N‐Substituted Derivatives.
Authors: CHALINA E. , DANTCHEV D. , GEORGIEV A. , MITOVA K.
Published: May 2016

Die aus den Propanolaminen (I) und (III) hergestellten Oxazolidine (II) bzw. (IV) werden in Form ihrer Hydrogenmaleate pharmakologisch geprüft.