bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Preparation of 3‐Azabicyclo[3.2.0]heptenones by Intramolecular [2 + 2] Cycloaddition.
Authors: ARYA F. , BOUQUANT J. , CHUCHE J.
Published: May 2016

N‐AllyI‐enamino‐ester (I) werden der Pyrolyse unterworfen und hierbei über die Keten‐Zwischenstufen (II) die Bicyclen (III) erhalten.
ChemInform Abstract: Research on Substances with Antibacterial and Antifungal Activity.
Authors: SCALZO M. , BIAVA M. , CERRETO F. , PORRETTA G. C. , PANICO S. , SIMONETTI N. , VILLA A.
Published: May 2016

Nitrobenzylbromide (I) reagieren mit Imidazol (II) zu den Nitrobenzylimidazolen (IIIa), welche zu den Amino‐benzyl‐imidazolen (IIIb) reduziert werden.
ChemInform Abstract: Synthesis of O‐Heterocycles with an Exocyclic Vinylidene Group by Means of Organo Silicium Compounds.
Authors: PORNET J. , DAMOUR D. , RANDRIANOELINA B. , MIGINIAC L.
Published: May 2016

The silanes (Ia) and (Ib) react with the aldehydes (IIa) to give the title compounds (III).
ChemInform Abstract: Chlorosulfonyl Isocyanate: An Unusual Chlorinating Agent.
Authors: SRINIVASAN T. N. , RAO K. R. , SATTUR P. B.
Published: May 2016

Die Pyridazinone (I) werden durch Chlorsulfonylisocyanat (II) in die S‐Chlorpyridazine (III) übergeführt.
ChemInform Abstract: Ruthenium Complexes of N,S‐ and C,N,S‐Coordinating Azo Ligands: Synthesis, Reactions, and Structure.
Authors: MAHAPATRA A. K. , DATTA S. , GOSWAMI S. , MUKHERJEE M. , MUKHERJEE A. K. , CHAKRAVORTY A.
Published: May 2016

The reaction of RuCl3 with the azo ligands (I) afforded the pseudooctahedral complexes (II) (X: ‐ Cl) and (III) containing the ligands bond in a different manner (IR and 1H NMR evidence).
ChemInform Abstract: Synthesis and Structure of Three (Tricyclohexylphosphine)rhodium Complexes and Their Interconversion with Carbon Monoxide and Hydrogen.
Authors: FREEMAN M. A. , YOUNG D. A.
Published: May 2016

The reaction of the acetylacetonato complex (I) with CO and H2 in the presence of tricyclohexylphosphine gives an easily separated mixture of the trans‐square‐planar complex (II) and the binuclear complex (III) with a square‐planar Rh(CO)PCy3 and a distorted‐tetrahedral Rh(PCy3)2 unit.
ChemInform Abstract: Proton Transfer as a Function of Hydration Number and Temperature: Rate Constants and Product Distributions for OH‐ (H2O)0,1,2,3 + HF at 200‐500 K.
Authors: HIERL P. M. , AHRENS A. F. , HENCHMAN M. , VIGGIANO A. A. , PAULSON J. F. , CLARY D. C.
Published: May 2016

The influence of hydration on the rate constants and the product distributions of the title proton transfer reaction has been investigated in a selected ion flow tube.
ChemInform Abstract: Kinetics of the Gas Phase Reaction NO + NO3 → 2 NO2.
Authors: HAMMER P. D. , DLUGOKENCKY E. J. , HOWARD C. J.
Published: May 2016

The rate constant of the title reaction has been measured directly in the temp. range of 209‐414 K by using laser‐induced fluorescence detection of NO3 in a flow tube reactor because of its possible importance in the chemistry of the earth′s atmosphere.
ChemInform Abstract: Synthesis and Properties of BaTcCl6.
Authors: ZAITSEVA L. L. , KRUGLOV A. A. , KOSTYUKOV AN. S.
Published: May 2016

The title compound is obtained for the first time by reduction of Ba(TcO4)2 with l0 M HCl in the presence of BaCIQ.
ChemInform Abstract: The Unusual Structural Feature of Binuclear Platinum Chains [Pt2(L‐L)4X].
Authors: WHANGBO M.‐H. , CANADELL E.
Published: May 2016

To gain some insight into the origin of some apparently puzzling properties, the distortions of the model chain Pt2(HCS‐,‐)4X with X: I as a function of the halide ion displacement ö are examined by performing tight‐binding band calculations.
ChemInform Abstract: The Geometry at Nitrogen in N‐Phenylsulphonyl‐pyrroles and ‐indoles.
Authors: BEDDOES R. L. , DALTON L. , JOULE J. A. , MILLS O. S. , STREET J. D. , WATT C. I. F.
Published: May 2016

Investigations of the crystal structures of (I) and (II) (space group P21/c, Z=4), (III) and the triclinic form of (IV) (PI, Z=2), as well as the orthorhombic modification of (IV) (Pbca, Z=8) confirm the substantial tendency of the nitrogen in pyrroles and indoles to be planar and to adopt an orientation, in which nitrogen lone pair and the p orbital at the S‐bearing aromatic carbon are nearly coplanar.
ChemInform Abstract: Studies of Metal ‐ Carbonate Complexes. Part 14. Composition and Equilibria of Trinuclear Neptunium(VI)‐ and Plutonium(VI)‐ Carbonate Complexes.
Authors: GRENTHE I. , RIGLET C. , VITORGE P.
Published: May 2016

The chemical composition of the trinuclear complexes (II) and the equilibrium constants for their formation reactions are determined spectrophotometrically.
ChemInform Abstract: Study of Formation of the Spiro‐Meisenheimer Adduct of NN′‐Dimethyl‐N‐ (2,4,6‐trinitrophenyl)glycinamide and Its Rearrangement to 2‐Methylamino‐N‐methyl‐N‐(2,4,6‐trinitrophenyl)acetamide.
Authors: MACHACEK V. , HASSANIEN M. M. M. , STERBA V.
Published: May 2016

The glycinamide (III) [obtained from (I) and (II)] is cyclized in methanol under base catalysis to give the spiro‐adduct (IV).
ChemInform Abstract: Stereospecific Michael Addition of Dithioester Enethiolates with Acyclic Enones.
Authors: KPEGBA K. , METZNER P. , RAKOTONIRINA R.
Published: May 2016

Aus dem Dithioester (I) werden die isomeren Li‐thioenolate (II) und (III) erhalten, die mit den Cycloalkenonen (IV) zu Gemischen der Addukte (V) und (VI) unter Bevorzugung der anti‐Form (V) führen.
ChemInform Abstract: Cycloaddition to [b]‐Annulated Indole Derivatives. Part 1. [4 + 2]‐Cycloaddition to 1,1‐Bis(3‐indolyl)ethenes as 3‐Vinylindole Equivalents with Cross Conjugated 6π‐Systems.
Authors: PFEUFFER L. , PINDUR U.
Published: May 2016

Die Bis‐indolylethene (I) reagieren mit den Dienophilen (II) zu den Diels‐ Alder‐Addukten (III).
ChemInform Abstract: Application of Phase‐Transfer Catalysis to the Synthesis of Mono‐ and Bis‐stilbenes and Styryls.
Authors: LOKHANDE S. B. , RANGNEKAR D. W.
Published: May 2016

Reactions between the compounds (I) and (IV) with an active methyl group and the aldehydes (II) and (VI) under optimized conditions allow the synthesis of the desired products (III), (V), (VII) and (VIII) in predominantly good to excellent yields.
ChemInform Abstract: Reactivity Differences between Dimorphs in a Crystalline Phase Norrish Type II Reaction.
Authors: EVANS S. V. , OMKARAM N. , SCHEFFER J. R. , TROTTER J.
Published: May 2016

Das Adamantyl‐p‐chloracetophenon (I) wird photochemisch durch intramolekulare Cycloaddition in die Cyclobutanole (II) und (III) übergeführt.
ChemInform Abstract: Functionalization of Saturated Hydrocarbons. Part 4. The Gif System for Selective Oxidation Using Molecular Oxygen.
Authors: BARTON D. H. R. , BOIVIN J. , GASTIGER M. , MORZYCKI J. , HAY‐MOTHERWELL R. S. , MOTHERWELL W. B. , OZBALIK N. , SCHWARTZENTRUBER K. M.
Published: May 2016

Various systems for the selective oxidation of saturated hydrocarbons have been developed.
ChemInform Abstract: Reactivity of the σ‐Actinide Carbon Bond: Tris[bis(trimethylsilylamido)methyl]uranium, a Nucleophilic Methylation Reagent with High Selectivity.
Authors: DORMOND A. , AALITI A. , MOISE C.
Published: May 2016

Die Methyluran‐ Verbindung (I) reagiert mit den Oxoverbindungen (II) in hohen Ausbeuten selektiv zu den Addukten (III), die mit Wasser zu den Alkoholen (IV) hydrolysiert werden.
ChemInform Abstract: Design of Ligands Derived from Sulfur Containing Amino Acids for Enantioselective Cross Coupling Catalyzed by Nickel.
Authors: VRIESEMA B. K. , KELLOGG R. M.
Published: May 2016

Die Kondensation zwischen der Grignard‐Verbindung (VIII) und Vinylbromid (IX) wird durch verschiedene Liganden (III)‐(VII) hinsichtlich des Enantiomeren‐Verhältnisses unterschiedlich beeinflußt. Die Herstellung des Liganden (III) aus (I) über die Zwischenstufe (II) wird beschrieben.
ChemInform Abstract: A Simple Synthesis of α‐Methylene‐β‐hydroxyalkanones.
Authors: BASAVAIAH D. , GOWRISWARI V. V. L.
Published: May 2016

In Gegenwart von Dabco erhält man aus den Aldehyden (I) und Methyl‐vinyl‐keton (II) die Alkohole (III).
ChemInform Abstract: Chemistry of Organosilicon Compounds. Part 217. Diastereoselective Reaction of Crotylsilanes with Acetals.
Authors: HOSOMI A. , ANDO M. , SAKURAI H.
Published: May 2016

Die Crotylsilane (Ia) und (Ib) reagieren mit den Acetalen (IIa)‐(llf) unter Katalyse von Lewis‐Säuren zu einem Gemisch der syn‐/anti‐Ether (lIl)/(IV).
ChemInform Abstract: Cobalt Carbonyl Catalyzed Polycarbonylation of Polyhalogenated Aromatics Under Photostimulation.
Authors: KASHIMURA T. , KUDO K. , MORI S. , SUGITA N.
Published: May 2016

Aus den Arylhalogeniden (I) erhält man mit Kohlenmonoxid photochemisch unter Cobaltkatalyse über eine Carbonylierung die entsprechenden Benzoesäuren.
ChemInform Abstract: Synthesis of Optically Pure (R)‐ or (S)‐α‐Fluoro‐α‐methyl‐β‐ketoesters.
Authors: KITAZUME T. , KOBAYASHI T.
Published: May 2016

Ausgehend von dem optischreinen (R)‐ oder (S)‐2‐F1uor‐2‐methyl‐malonsäurehalbester (I) (e.e.
ChemInform Abstract: Platinum Complex Catalyzed Transformation of Amine. Part 2. N‐Alkylation and N‐ Allylation Using Primary Alcohols.
Authors: TSUJI Y. , TAKEUCHI R. , OGAWA H. , WATANABE Y.
Published: May 2016

Die Amine (I) werden von den Alkoholen (II) in Gegenwart von Platinkatalysatoren N‐alkyliert.
ChemInform Abstract: Analogues of Poison Ivy Urushiol. Synthesis and Biological Activity of Disubstituted n‐Alkylbenzenes.
Authors: ELSOHLY M. A. , ADAWADKAR P. D. , BENIGNI D. A. , WATSON E. S. , LITTLE T. L. JUN.
Published: May 2016

Ausgehend von Phenol (I), m‐ (XV) und p‐Dimethoxybenzol (XX), Veratrumaldehyd (X) und Resorcin (XVIII) werden nach dem im Schema angegebenen Reaktionsfolgen einige Isomere wie (XIV), (XIX) und (XXII) und einige Analoge wie (VII), (IX) und (XVII) des 3‐Pentadecylcatechols (XXIII) (PDC) hergestellt.
ChemInform Abstract: A Convenient Synthesis of 1,2‐Benzenedisulphonyl Chloride.
Authors: BARBERO M. , DEGANI I. , FOCHI R. , REGONDI V.
Published: May 2016

The conversion of anthranilic acid (I) to the 2‐alkoxy‐1,3‐benzodithiole (II) and the preparation of the 1,3‐benzodithiolium salt (III) from (II) are syntheses known from the literature.
ChemInform Abstract: Benzocyclo‐octenes. Part 5. Thermal Rearrangements of Benzocyclo‐octenes to Benzo[a]cyclopropa[c,d]pentalenes.
Authors: BARTON J. W. , SHEPHERD M. K.
Published: May 2016

Cycloadditions of the cyclopentadienones (I) with benzocyclobutene (II) yield the tricyclic compounds (III) which in refluxing diglyme undergo decarbonylation to give the benzocyclooctenes (IV).
ChemInform Abstract: Model Studies Aimed at the Synthesis of Fredericamycin A. A Simple o‐Quinodimethane Route to the Spiro Naphthalene Portion.
Authors: BACH R. D. , KLIX R. C.
Published: May 2016

o‐Xylol (I) wird zur Silylverbindung (II) und weiter zu einem Dibromsilyl‐Derivat (III) substituiert.
ChemInform Abstract: Synthesis of Purpuritenin‐A and 4′‐Methylfurano[2",3":7,8]flavone.
Authors: SINHA B. , BHAT V. S. , JOSHI V. S.
Published: May 2016

The compound (III) is synthesized by reaction of the acetophenone (Ia) with the aldehyde (II).
ChemInform Abstract: Intramolecular Cycloadditions Using Vinyl Sulfide Dienophiles.
Authors: WILLIAMS D. R. , GASTON R. D.
Published: May 2016

Das Epoxid (I) liefert über zahlreiche Zwischenstufen wie (II)‐(IV) letztlich einen Alkohol (Vb) in Form eines Gemisches aus 4 Diastereomeren‐Paaren.
ChemInform Abstract: Novel Rearrangement of an Isoxazole to a Pyrrole. X‐Ray Molecular Structure of Di‐ ethyl 5‐(Ethoxycarbonylmethyl)pyrrole‐2,4‐dicarboxylate.
Authors: DOLESCHALL G. , SERES P. , PARKANYI L. , TOTH G. , ALMASY A. , BIHATSI‐KARSAI E.
Published: May 2016

The isoxazole compound (IV) of unknown geometry is synthesized Starting from the diacid (I) (study and discussion of the formation mechanism).
ChemInform Abstract: Drug Design via Pharmacophore Identification. Dopaminergic Activity of 3H‐ Benz[e]indol‐8‐amines and Their Mode of Interaction with the Dopamine Receptor.
Authors: ASSELIN A. A. , HUMBER L. G. , VOITH K. , METCALF G.
Published: May 2016

Ausgehend von den Aminotetralinen (II) werden gemäß Schema in einer vielstu?‐ gen Reaktionsfolge die im Titel genannten Verbindungen (VIII) synthetisiert.
ChemInform Abstract: Synthesis of 3‐Substituted‐4‐Methyl‐5‐acetyl‐4‐thiazoline‐2‐thione.
Authors: D'AMICO J. J. , BOLLINGER F. G. , FREEMAN J. J.
Published: May 2016

Aus den Dithiocarbaminaten (I) erhält man mit Chlor‐acetylaceton (II) unter energischen Bedingungen die Thiazolthione (III), während bei Raumtemperatur die Dithiocarb‐ i aminate (IV) entstehen.
ChemInform Abstract: Condensation of Quinoline‐5,6‐diamine with Ketones.
Authors: REDDY A. P. R. , VEERANAGAIAH V.
Published: May 2016

The diamine (I) reacts with a series of ketones such as aliphatic ketones, benzophenone, dibenzylketone and cyclohexanone to give condensation products of type (ll)‐(VII).
ChemInform Abstract: Synthesis and Biological Activities of 3‐(2′‐Aryl‐4′‐oxothiazolidin‐3′‐yl)‐2‐phenylquinazolin‐4(3H)‐ones.
Authors: HUSAIN M. I. , SHUKLA S.
Published: May 2016

The title compounds (V) are synthesized as shown in the scheme.
ChemInform Abstract: Synthesis of Crown Ethers Bonded to a Polystyrene Matrix Through an Amido Linkage and Their Use as Phase‐Transfer Catalysts.
Authors: ANELLI P. L. , MONTANARI F. , POLLAK V. , QUICI S.
Published: May 2016

The title compounds (III) are synthesized as described in the scheme and the preparation of the title compounds (V) is carried out analogously (yields 34‐5l%).
ChemInform Abstract: Borane and Monoiodoborane Derivatives of Bis(diphenylphosphino)methane.
Authors: MARTIN D. R. , MERKEL C. M. , RUIZ J. P.
Published: May 2016

The preparation of the borane adduct (IIa), shown in the scheme, together with the previously reported isolation of (IIb) demonstrate that the products of the reaction of borane with the diphosphino methane (I) depend upon the stoichiometry used.
ChemInform Abstract: Tetratelluradicyclopenta[b,g]naphthalene (TTeDCN).
Authors: OKADA N. , SAITO G. , MORI T.
Published: May 2016

Durch Tellurierung von (I) erhält man als Zwischenstufe die Verbindung (II), welche mit Tetrachlorethylen (III) zu einem Gemisch von (IV) und (V) reagiert, das durch Kristallisation getrennt werden kann.
ChemInform Abstract: Stereospecific Complexation of Uranyl Ion with Tartaric Acids Studied by NMR Spectroscopy.
Authors: NUNES M. T. , GIL V. M. S.
Published: May 2016

A fu11pH range 1H and 13C NMR study is performed on the complexation of U0?′ with (D,L)‐ and meso‐tartaric acids, for variable concentrations and molar ratios, in comparison with (D)‐tartaric acid.
ChemInform Abstract: High‐valent Manganese Complexes of Tetradentate Schiff Base Ligands.
Authors: MCAULIFFE C. A. , PARISH R. V. , ABU‐EL‐WAFA S. M. , ISSA R. M.
Published: May 2016

The 2:1 molar reaction of Mn(II) salts with corresponding tetradentate Schiff base ligands in acetone/ethanol followed by treatment with NaOH in the presence of air leads to the acetone‐bridged dimeric Mn(III) complexes (Ia), (Id).
ChemInform Abstract: Syntheses via Vinyl Sulfones. Part 16. On the Chemistry of Lithium Diallyl Cuprate.
Authors: HUTCHINSON D. K. , FUCHS P. L.
Published: May 2016

Das Sulfon (I) reagiert mit Allyllithium (II) zum Addukt(II1), während mit dem Lithiumcuprat (IV) praktisch keine Reaktion erfolgt.
ChemInform Abstract: Preparation and Spectroscopic Characterization of Bond‐Isomeric Halogenorhodanoosmates(IV).
Authors: HORNS U. , PREETZ W.
Published: May 2016

The Compounds (I), (IIb) and (III)‐(V) have been prepared by reaction of the trans Compounds [OsF5Cl]2′, [OsCl4BrI]2′, [OsCI4I2]2′, [OsBr5I]2′, and [OsBr4I2]2′ with (SCN); in CH2Cl2/CCl4.
ChemInform Abstract: A New Type of Angular Phenothiazine Ring System.
Authors: OKAFOR C. O.
Published: May 2016

The aza‐ and diaza‐analogues (III) of benzophenothiazines are prepared by base‐catalysed reaction of the thiones (II) with the dichloro compound (Ia) [use of methanol as solvent results in concurrent formation of the methoxy derivative (Ib)].
ChemInform Abstract: Probes for Narcotic Receptor Mediated Phenomena. Part 9. Synthesis of (±)‐(3α,6aα,11aβ)‐1,3,4,5,6,11a‐Hexahydro‐2‐methyl‐2H‐3,6a‐methanobenzofuro[2,3‐c]azocin‐10‐ol, an Oxide‐Bridged 5‐(m‐Hydroxyphenyl)morphan.
Authors: BURKE T. R. JUN. , JACOBSON A. E. , RICE K. C. , WEISSMAN B. A. , HUANG H.‐C. , SILVERTON J. V.
Published: May 2016

Die im Titel genannte Verbindung (XIII) wird gemäß Schema in einer vielstufigen Reaktionsfolge ausgehend von Veratrol (I) und dem Piperidinon (II) synthetisiert.
ChemInform Abstract: Synthetic, Biochemical and Antiviral Aspects of Selected Acyclonucleosides and Their Derivatives.
Authors: MACCOSS M. , TOLMAN R. L. , ASHTON W. T. , WAGNER A. F. , HANNAH J. , FIELD A. K. , KARKAS J. D. , GERMERSHAUSEN J. I.
Published: May 2016

The detailed syntheses of a series of guanine acyclonucleosides and acyclonucleotides related to acyclovir [ACV; (Ia)] are described [for example, a synthesis of (Ib) starting from (IIIa) is shown in the scheme].
ChemInform Abstract: Synthesis of Δ3‐1‐Methylene‐1‐carbacephems.
Authors: HERDEWIJN P. , CLAES P. J. , VANDERHAEGHE H.
Published: May 2016

Ausgehend vom Hydroxyester (I) bzw. dem Dimethylpentenal (IV) werden in einer mehrstufigen Synthese die α‐Methylenaldehyde (III) hergestellt, die anschließend gemäß Schema in die cis‐β‐Lactame (VIII) übergeführt werden.
ChemInform Abstract: A Lymphotropic Prodrug of L‐Dopa: Synthesis, Pharmacological Properties and Pharmacokinetic Behavior of 1,3‐Dihexadecanoyl‐2‐[(S)‐2‐amino‐3‐ (3,4‐dihydroxyphenyl)propanoyl]propane‐1,2,3‐triol.
Authors: GARZON‐ABURBEH A. , POUPAERT J. H. , CLAESEN M. , DUMONT P.
Published: May 2016

Der ausgehend von geschütztem L‐Dopa (I) hergestellte Ester (III) zeigt anti‐Parkinson‐Aktivität (längere Wirkungsdauer als L‐Dopa).
ChemInform Abstract: High‐Pressure Transformation Toughening: A Case Study on Zirconia.
Authors: BLOCK S. , PIERMARINI G. J. , HOCKEY B. J. , LAWN B. R. , MUNRO R. G.
Published: May 2016

Transformation‐toughened zirconia compacts have been produced using a pressure‐induced phase of zirconia as the toughening agent.
ChemInform Abstract: Photoelimination
Authors: REID S. T.
Published: May 2016

Review: (172 refs.
ChemInform Abstract: Thermoelectrical and Photochemical Properties of 2,5‐Distyrylpyrazine (DSP) and Azodiisobutyronitrile (AIBN) Single Crystals.
Authors: ABOU‐SEKKINA M. M.
Published: May 2016

α‐DSP crystals show semiconductivity with a positive activation energy for DC‐electrical conduction, E3 = 0.86 eV.
ChemInform Abstract: PCILO: Problems in Predicting Valid Structure.
Authors: WRINN M. C. , WHITEHEAD M. A.
Published: May 2016

Localized orbitals from CNDO/ 2 and CNDO/BW calculations were used to generate hybridized atomic orbitals for PCILO.
ChemInform Abstract: Photosensitized NAD(P)H Regeneration Systems; Application in the Reduction of Butan‐2‐one, Pyruvic, and Acetoacetic Acids and in the Reductive Amination of Pyruvic and Oxoglutaric Acid to Amino Acid.
Authors: MANDLER D. , WILLNER I.
Published: May 2016

The two photosensitized enzymatic systems, producing NADPH or NADH, contain Ru(II)‐trisbipyridine (Ru(bpy)%+ ) or Zn(ID‐meso‐tetramethylpyridiniumporphyrin (ZnTMPyPH) as sensitizer, methyl viologen (MVH) as primary electron acceptor, and the electron‐ donors (NH4)3‐ethylenediaminetetra‐acetic acid or 2‐mercaptoethanol.
ChemInform Abstract: The Reduction of Trifluoroacetophenone by Methy1‐Substituted Dihydronicotinamides.
Authors: BOSSAERTS J. , DOMMISSE R. , ALDERWEIRELDT F.
Published: May 2016

Die Reduktion des Trifluoracetophenons (I) durch die Dihydronicotinamide (II) unter Bildung des Carbinols (III) und der Pyridiniumalze (IV) wird kinetisch untersucht.
ChemInform Abstract: 2‐Allylisourea as an Effective Agent for Direct α‐Allylation of Ketone and Aldehyde Assisted by Palladium(0) Under Neutral Conditions.
Authors: INOUE Y. , TOYOFUKU M. , TAGUCHI M. , OKADA S. , HASHIMOTO H.
Published: May 2016

Scope and limitations of the title reaction are studied.
ChemInform Abstract: Stereoselectivity in the Synthesis of Enol Esters from Chloromercurio Aldehydes and Acyl Chlorides.
Authors: FUKUDA W. , SATO H. , KAKIUCHI H.
Published: May 2016

The enol acetates (III) and (X), serving as the starting materials in this study, are prepared by treating the aldehydes (I) and (IX) with either (II) or (XIII) [yield of (IIIb) via the latter procedure: 33%, Z:Eratio = 65:35].
ChemInform Abstract: Fulvenes, Fulvalenes. Part 48. Synthesis of Triafulvene Precursors for Retro‐Diels‐Alder‐Reactions.
Authors: KREBS J. , GUGGISBERG D. , STAEMPFLI U. + , NEUENSCHWANDER M.
Published: May 2016

The triafulvene precursors exo‐(VI) and endo‐(VI I) are prepared by addition of dibromocarbene to benzobarrelene (I) followed by a Iithium‐halogen exchange, methylation, and elimination of HBr.
ChemInform Abstract: Synthesis of Phosphonium Salts, Phosphorus Ylides and Unsaturated Ketones of 3‐ and 5‐Acetyl Derivatives of Acenaphthene.
Authors: SHEVCHUK M. I. , MUKAILU V. G. , LABA V. I. , SVIRIDOVA A. V.
Published: May 2016

Aus 3‐ bzw. 5‐Bromacetylacenaphthen (I) entstehen die Phosphoniumsalze (II) und weiter die Phosphorylide (III).
ChemInform Abstract: A New Synthetic Route for 3,4‐Disubstituted Tetrahydrothiophenes and a New Fragmentation of Their Ring System.
Authors: AONO M. , TERAO Y. , ACHIWA K.
Published: May 2016

Desilylierung der Tetrahydrothiophene (I) mit Caesiumfluorid in HMPA oder Acetonitril liefert die im Titel genannten Verbindungen (II).
ChemInform Abstract: 2,2‐Disubstituted‐1,2‐dihydro‐3H‐indol‐3‐ones by Base‐ and Thermal‐Induced Cyclisations of o‐Azidophenyl s‐Alkyl Ketones and o‐Azidobenzoyl Esters.
Authors: AZADI‐ARDAKANI M. , ALKHADER M. A. , LIPPIATT J. H. , PATEL D. I. , SMALLEY R. K. , HIGSON S.
Published: May 2016

Thermal decomposition of the o‐azidoaryl ketones (I) gives the benzisoxazoles (II).
ChemInform Abstract: The Regioselective Preparation of 1‐Alkene‐3‐ones by the Reaction of 3‐(1‐Imidazolyl)‐2‐alken‐1‐ones with Organometallic Compounds.
Authors: KASHIMA C. , HIBI S. , SHIMIZU M. , TAJIMA T. , OMOTE Y.
Published: May 2016

Reaktion der Imidazolylalkenone (I) mit Metallorganylen führt zu den Addukten (II), die sauer zu den 1‐Alken‐3‐onen (III) und den Alkadienylimidazolen (IV) hydrolysiert werden.
ChemInform Abstract: A Reinvestigation of the Synthesis of 1,2‐Dihydro[1,2]diazepin‐3‐ones from Pyrones.
Authors: PEET N. P. , SUNDER S.
Published: May 2016

Reaktion des gemäß Schema hergestellten Hydroxy‐pyranons (V) mit Hydrazinhydrat liefert nicht wie früher beschrieben das Diazepinon (XIV), sondern das Hydroxy‐dihydropyridinon (VI), das zum N‐Aminopyridon (VII) dehydratisiert wird.
ChemInform Abstract: Reaction of Aromatic N‐Oxides with Dipolarophiles. Part 11. 1,3‐Dipolar Cycloaddition Reaction of Pyridine N‐Oxides with Tosyl Isocyanate and One‐Pot Synthesis of 2‐Oxooxazolo[4,5‐b]pyridine Derivatives.
Authors: HISANO T. , HARANO K. , FUKUOKA R. , MATSUOKA T. , MURAOKA K. , SHINOHARA I.
Published: May 2016

Die Reaktion der Pyridin‐N‐oxide (I) mit p‐Toluolsulfonylisocyanat (II) wird untersucht.
ChemInform Abstract: Synthesis of 4‐Heterocyclyl‐hexahydro‐8‐methoxyfuro[3,2‐c]quinolines by Lewis Acid Catalyzed [4 + 2]Cycloaddition Reaction.
Authors: KAMETANI T. , FURUYAMA H. , FUKUOKA Y. , TAKEDA H. , SUZUKI Y. , HONDA T.
Published: May 2016

p‐Anisidin (I) liefert mit den Aldehyden (II) die Imine (III), die mit 2,3‐Dihydrofuran (IV) zu den Addukten (V) umgesetzt werden.
ChemInform Abstract: Synthesis and Reactions of Arylamides of 8‐Benzylidene‐2‐methyl‐ 5,6,7,8‐tetrahydroquinoline‐3‐carboxylic Acid.
Authors: SIGOVA V. I. , KONSHIN M. E.
Published: May 2016

Die Kondensation des 2‐Methyl‐tetrahydrochinolincarbonsäureesters (I) mit Benzaldehyd und Acetanhydrid liefert anstelle des erwarteten Styrylderivates den 8‐Benzylidencarbonsäureester (III).
ChemInform Abstract: Synthesis of 6,7‐Bis(trifluoromethyl)‐8‐substituted Pteridine‐2,4(1H,3H)‐dione (Lumazine) Hydrates from 4,5‐Diaminouracil Hydrochlorides and Perfluorobutane‐ 2,3‐dione. Stabilization of the Transmolecular Covalent Hydrates of 8‐Substituted Pteridinediones by Trifluoromethyl Groups.
Authors: CUSHMAN M. , WONG W. C. , BACHER A.
Published: May 2016

The reaction of the perfluorobutane‐ 2,3‐dione (I) with the diaminouracil hydrochlorides (II) followed by treatment with H2O gives the lumazine hydrates (III).
ChemInform Abstract: Synthesis of Pyrazolo[4,5‐d]‐ and Pyrazolo[4,5‐c][1]benzazepine Derivatives. Part 4.
Authors: MELANI F. , CECCHI L. , PALAZZINO G. , FILACCHIONI G.
Published: May 2016

Aus den Pyrazolocarbonsäuren (I) entstehen über die Säurechloride und Diazomethylketone die homologen Ester (II), die nach katalytischer Hydrierung zu den Aminen (III) mit Methylat zu den Benzazepinen (IV) cyclisiert werden können.
ChemInform Abstract: Hydrolysis of Oxygen Containing Tetraarylphosphonium Salts.
Authors: BUKACHUK O. M. , NIKULA M. G. , BELENKOV V. N. , SHEVCHUK M. I.
Published: May 2016

Die Tetraarylphosphoniumsalze (I) reagieren mit einem dreifachen Überschuß an Natriumethylat sowohl unter Abspaltung des Phenyl‐ als auch des Acylphenyl‐Restes zu den Verbindungen (II)‐(V).
ChemInform Abstract: Phosphorous Compounds of Unusual Coordination. Part 8. New Phosphaalkynes and Their [3 + 2]Cycloaddition Reactions.
Authors: ROESCH W. + , VOGELBACHER U. , ALLSPACH T. , REGITZ M.
Published: May 2016

Tris‐(trimethylsilyl)‐phosphin (II) reagiert mit den Carbonsäurechloriden (Ia)‐(Ic) glatt zu den Phosphaalkenen (IVa)‐(IVc).
ChemInform Abstract: Iron(III) Complexes of Sugar‐type Ligands.
Authors: NAGY L. , BURGER K. , KUERTI J. + , MOSTAFA M. A. , KORECZ L. , KIRICSI I.
Published: May 2016

Iron(III) complexes of I8 sugar‐type ligands (aldoses, ketoses, polyalcohols,sugar acids, di‐ and trisaccharides) are prepared.
ChemInform Abstract: Structure of Tricarbonyl(diene)iron Complexes in Solution. Variable‐Temperature Circular Dichroism of trans‐μ‐(2,3,5,6‐Tetramethylidenebicyclo[2.2.2]octane)bis(tricarbonyliron) Complexes.
Authors: GABIOUD R. , VOGEL P.
Published: May 2016

Methylenation of the optically pure, doubly complexed ketone (+)‐(I) gave the corresponding pentaene ( ‐ )‐(II) whose chirality arises from the trans‐configuration of the two Fe(CO)3 moieties.
ChemInform Abstract: Anion Selectivity of Metalloporphyrins in Membranes.
Authors: AMMANN D. , HUSER M. , KRAEUTLER B. + , RUSTERHOLZ B. , SCHULTHESS P. , LINDEMANN B. , HALDER E. , SIMON W.
Published: May 2016

The lipophilic complexes (I) act as positively charged carriers for anions and induce anion selectivities in solvent polymeric membranes clearly deviating from the classical anion exchangers.
ChemInform Abstract: Synthesis and Catalytic Properties of Mixed Nickel Acetylacetonate Complexes.
Authors: SPEVAK V. N. , LOPES KH. , AREA O. , VOLOSHINA N. F. , SKVORTSOV N. K. , REIKHSFEL'D V. O.
Published: May 2016

Der Nickel‐acetylacetonat‐Komplex (I) bildet mit den Phosphinen (II), (IV) und (VI) in Alkoholen mit Ausbeuten von 70‐85% die Komplexe (III), (V) und (VII).
ChemInform Abstract: ESR Studies of One‐electron Reduction Products of Nickel(II) and Palladium(II) Complexes Containing Tetrathiomolybdate, Tetrathiotungstate, and Dialkyldithiocarbamate Ligands.
Authors: BOWMAKER G. A. , BOYD P. D. W. , CAMPBELL G. K. , ZVAGULIS M.
Published: May 2016

The redox properties of the title complex (I) have been studied using d.c.
ChemInform Abstract: Catecholato Complexes of Ruthenium, Iridium, Rhenium, Molybdenum, and Tungsten.
Authors: GRIFFITH W. P. , PUMPHREY C. A. , RAINEY T.‐A.
Published: May 2016

The reaction of catechol in base with tris(acetylacetonato)ruthenium(III), hexachloroiridate or IrCl3 and hexachlororhenate under anaerobic conditions in the presence of [PPh4]+ yields the new Catecholato complexes (I).
ChemInform Abstract: A Synthesis of 2‐β‐Ribofuranosyl‐4‐selenazol Z‐β‐Ribofuranosyl‐4‐seIenazo|ecarboxamide (Selenazofurin) and Certain N‐Substituted Amide Derivatives Suitable for Large Scale Syntheses.
Authors: COOK P. D. , MCNAMARA D. J.
Published: May 2016

Aus dem Ribofuranosyl‐Derivat (I) erhält man über das Nitril (II) mit Selenwasserstoff das Selen‐amid (III), das mit Brom‐brenztraubensäureester (IV) zum Selenazol (V) führt.
ChemInform Abstract: Application of Compositionally Diphasic Xerogels for Enhanced Densification: The System Al2O3‐ SiO2.
Authors: KOMARNENI S. , SUWA Y. , ROY R.
Published: May 2016

Stoichiometric mullite and 80 wt.‐% Al2O3 ‐ 20 SiOz gels have been prepared by the single‐phase and the diphasic routes.
ChemInform Abstract: Raman Spectroscopic Studies of UO22+ Association with Hydrolytic Species of Group IV (4) Metals.
Authors: SHERROW S. A. , TOTH L. M. , BEGUN G. M.
Published: May 2016

The Raman spectra ofZr(IV)/UO%+ and Hf(IV)/UO%+ solutions indicate that U0?" is complexed by the Zr(IV) and Hf(IV) hydrolytic species.
ChemInform Abstract: New All‐Vanadium Redox Flow Cell.
Authors: SKYLLAS‐KAZACOS M. , RYCHCIK M. , ROBINS R. G. , FANE A. G. , GREEN M. A.
Published: May 2016

Alaboratory‐scale cell has been designed and constructed to test the performance of the V(II)/V(III) and V(IV)/V(V) halfcells in an all‐vanadium redox battery.
ChemInform Abstract: Sonolysis of Ozone in Aqueous Solution.
Authors: HART E. J. , HENGLEIN A.
Published: May 2016

When H2O is irradiated with ultrasound under an atmosphere containing O2 and O3, an extremely rapid decomposition of O3 takes place the decomposition rate increasing with the O3 concentration in the liquid phase.
ChemInform Abstract: NMR Isotope Shift and Perturbational MO Study of Conformation and Hyperconjugation in Cyclopentyl Cations.
Authors: BOTKIN J. H. , FORSYTH D. A. , SARDELLA D. J.
Published: May 2016

The 1‐methylcyclopentyl cation is shown to exist in the twist conformation by NMR isotope shift investigations of the partially deuterated cations (II).
ChemInform Abstract: Microporous Aluminum Oxide Films at Electrodes; Part 3. Lateral Electron Transport in Self‐Assembled Monolayers of N‐Methyl‐N′‐octadecyl‐4,4′‐bipyridinium Chloride.
Authors: MILLER C. J. , MAJDA M.
Published: May 2016

The direct electrochemical measurement of lateral electron transport in an amphiphilic monolayer consisting of (I) and (II) is reported.
ChemInform Abstract: Evidence for a Rate‐Determining Solvation Change in Methyl Transfer to Water.
Authors: KURZ J. L. , LEE J. , LOVE M. E. , RHODES S.
Published: May 2016

Rate laws and HzO/ D2O KIE′s are measured for the reactions of l‐methylthiophenium hexafluorophosphate, methyl perchlorate, and methyl trifluoromethanesulfonate with dilute solutions of water in MeCN or sulfolane.
ChemInform Abstract: Cycloaddition Reactions of 2‐Pyrones and Related Compounds. Part 4. . Intramolecular "Diene‐Regenerable" Diels‐Alder Reaction of 2‐Pyrone‐6‐carboxamides: Preparation and Reaction of F used 1,3‐Cyclohexadiene Systems.
Authors: NOGUCHI M. , KARIMOTO S. , KAWAKAMI H. , KAJIGAESHI S.
Published: May 2016

Reactions of the allylamines (II) or (V) with the pyrone (I) yield Z‐pyrone‐ö‐carboxamides which undergo an intramolecular Diels‐Alder reaction to give the adducts (III) or (VI).
ChemInform Abstract: Trifluoropyruvic Acid Hydrate in Heterocyclic Synthesis. Part 2. Synthesis of Trifluoromethylated Benzoxazine, Benzothiazine and Benzoxazole Derivatives.
Authors: MUSTAFA M. E. , TAKAOKA A. , ISHIKAWA N.
Published: May 2016

Trifluorbrenztraubensäuremonohydrat (I) reagiert mit den Aminophenolen (II) zu einem Gemisch aus den Dihydrobenzoxazinonen (III), den Benzoxazinen (IV) und den Dihydrobenzoxazolen (V).
ChemInform Abstract: IR Multiphoton Isomerization Reactions of Alkenes and Dienes.
Authors: LEWIS F. D. , TENG P. , WEITZ E.
Published: May 2016

The IR multiphoton laser‐induced unimolecular isomerization reactions of several alkenes such as 2‐butene, 2‐pentene, 2‐hexene, crotonitri1e, methyl and ethyl crotonate, or 1,3‐ and 1,4‐pentadiene are investigated.
ChemInform Abstract: Reactions of 3‐Butine‐2‐methyl‐2‐ol with Isothiocyanates.
Authors: KUTSCHY P. , DZURILLA M. , KNIEZO L. , BERNAT J. , IMRICH J. , KRISTIAN P. , NADASKAY R.
Published: May 2016

The title compound (I) is converted to its alkoxide ion by reaction with NaH in DMF at ‐ 20°C. The reaction of this alkoxide anion with various isothiocyanates at room temp. leads to different products, depending on the nature of the group attached to the NCS group of the isothiocyanates.
ChemInform Abstract: The Chemistry of 2H‐3,1‐Benzoxazine‐2,4(1H)‐dione (Isatoic Anhydride). Part 19.Direct Formation of 2‐Aminobenzyl Alcohols from the Reduction of N‐Substituted Isatoic Anhydrides.
Authors: COPPOLA G. M.
Published: May 2016

Mit Boranat erhält man aus den Isatosäureanhydriden (Ia)‐ (Id) die 2‐Amino‐benzylalkohole (IIa)‐(IId).
ChemInform Abstract: Asymmetric Alkaloid Synthesis from (S)‐Pyroglutamic Acid. Part 1. Synthesis of(S)‐5‐Ethyl‐2‐pyrrolidinone.
Authors: MARCO J. L.
Published: May 2016

Das aus (I) hergestellte Tosylat (II) reagiert mit Dimethyllithiumcuprat zum Methylierungsprodukt (III), das zu (IV) geschwefelt und dann in das Methyl‐thioderivat (V) übergeführt wird.
ChemInform Abstract: The Reactions of 1‐Methylpyrrole and 1‐Phenylpyrrole with 3,4,5,6‐Tetrachloro‐ 1,2‐benzoquinone and 1,2‐Naphthoquinone.
Authors: SAITO K. , HORIE Y.
Published: May 2016

Tetrachlororthobenzochinon (I) reagiert mit den Pyrrolen (II) zu den Pyrrolylhydroxycyclohexadienonen (III), das Naphthochinon (IV) und (II) machen das Pyrrolyldihydronaphthochinon (V) zugänglich.
ChemInform Abstract: Novel Synthesis of Pyrrolo[1,2‐a]pyrrole Derivatives.
Authors: KADUSHKIN A. V. , STEZHKO T. V. , GRANIK V. G.
Published: May 2016

Die aus dem Cyanomethylpyrrolidon‐diethylacetal (I) durch Umsetzung mit CH‐aktiven Verbindungen (II) gebildeten Enaminonitrile (III) cyclisieren unter milden alkalischen Bedingungen zu Dihydropyrrolopyrrolen (IV).
ChemInform Abstract: Synthesis of Aldehyde and Carboxylic Acid Derivatives from 2‐Hydroxymethyl‐3‐hydroxy‐4H‐pyran‐4‐one (α‐Hydroxymaltol).
Authors: LOOKER J. H. , CLIFFTON M. D.
Published: May 2016

α‐Hydroxymaltol (Ia) liefert in üblicher Weise die Ether (Ib)‐(Id).
ChemInform Abstract: Nitrogen Assisted Enol Ether Formation.
Authors: LOUNASMAA M. , TOLVANEN A.
Published: May 2016

Bei der Reduktion der Pyridiniumdioxolane (I) mit Natriumboranat werden die isomeren β‐Hydroxyethylenolether (II) und (III) erhalten.
ChemInform Abstract: Benzocycloheptapyridines. Analogs of Azatadine.
Authors: HALCZENKO W. , SHEPARD K. L.
Published: May 2016

Nicotinsäureester (I) und p‐ Brom‐phenylacetonitril (II) werden zu (IIIa) kondensiert, zu (IIIb) verseift und decarboxyliert und dann zu dem N‐Oxid (IV) umgesetzt.
ChemInform Abstract: A Convenient Synthesis of 1‐Substituted‐2,5(4H)‐Piperazinediones.
Authors: LOVELETTE C. A. , GEAGAN K.
Published: May 2016

Aus den Dipeptiden (II) erhält man mit Acrylnitril (Ia) und Methylacrylat (Ib) die Addukte (III), die thermisch zu Piperazin‐dionen (IV) bzw. (V) führen.
ChemInform Abstract: Synthesis of NSC‐341,964: An Unexpected Study on the Stability of 2‐Aryl‐4H‐3,1‐benzoxazin‐4‐ones.
Authors: JOHNSON J. L. , PATTISON I.
Published: May 2016

3‐Methyl‐benzoylchlorid (I) reagiert über das Amid (III) zum Benzoxazinon (IV).
ChemInform Abstract: Synthesis of Sulfur and Nitrogen Analogues of Monooxo Crown Ethers.
Authors: MATSUSHIMA K. , NAKATSUJI Y. , KAWAMURA N. , OKAHARA M.
Published: May 2016

Aus den Poly‐ethylenglykol‐chlorhydrinen (I) und Thio‐essigsäure (II) erhält man die Makrocyclen (III), analog entstehen aus den Amino‐Derivaten (IV) mit Brom‐essigsäure (V) die Makrocyclen (VI).
ChemInform Abstract: Geminal Systems. Part 28. Alcoholysis of N‐Chloro‐N‐alkoxyamides and the Synthesis of N,N‐Dialkoxyureas.
Authors: RUDCHENKO V. F. , SHEVCHENKO V. I. , KOSTYANOVSKII R. G.
Published: May 2016

Die N‐Chlor‐N‐alkoxy‐amide (I) werden durch Triethylamin in Methanol zu den Amiden (II) dehalogeniert.
ChemInform Abstract: 1,3‐Diphospha‐1,3‐butadiene.
Authors: APPEL R. , FOELLING P. + , SCHUHN W. , KNOCH F.
Published: May 2016

Das Phosphaketen (I) addiert das Phosphaalken (II) zum Diphospha‐butadien (III); derartige Verbindungen werden auch aus Tris‐ (trimethylsilyl)‐phosphan (IV) durch Addition von (I) zu (V) und anschließende Acylierung mit (VI) erhalten.
ChemInform Abstract: Synthesis of Skeletally Stabilized Acyclic Triphosphazanes.
Authors: BARENDT J. M. , HALTIWANGER R. C. , NORMAN A. D.
Published: May 2016

Reaction of 1,2‐diaminobenzene (I) with excess P(NEt2)3 results in near quantitative formation of triphosphazane (II).
ChemInform Abstract: Gallium Analogues of Iron‐Sulfide‐Thiolate Compounds. Analysis of the Structural Parameters in Gallium(III) and Iron(III) Chalcogenide Compounds.
Authors: MAELIA L. E. , KOCH S. A.
Published: May 2016

The Ga Compounds (I)‐(III) (isolated as their NEt4, NPr4, or PPh4 salts) were prepared from GaCl3 or [GaCl4]′ and the corresponding lithium thiolates in EtOH.
ChemInform Abstract: Reactions of Bis[1,2‐bis(dimethylphosphino)ethane]bis(dinitrogen)chromium(0) and ‐bis(carbonyl)chromium(0) with Acids and Oxidizing Agents.
Authors: SALT J. E. , WILKINSON G. , MOTEVALLI M. , HURSTHOUSE M. B.
Published: May 2016

The interaction of (II) with HCl gives the eight‐coordinate Cr(IV) species (I) (the only other eight‐coordinate Cr(IV) species (III) has been characterized previously), whereas CF3COOH gives (IV).
ChemInform Abstract: Multicoordinatively and Multielectronically Unsaturated Transition‐Metal Complex Negative Ions: Generation and Chemistry of (OC)2Fe‐ and (OC)3Mn‐.
Authors: MCDONALD R. N. , CHOWDHURY A. K. , JONES M. T.
Published: May 2016

The generation of two multicoordinatively and multielectronically unsaturated negative ions, the 13 electron (CO)2Fe‐ ‐ and the 14 electron (OC)3Mn‐ species, occurs in the vicinity of the electron gun (at emission current = 10‐12 mA) due to rapid cooling of the energetic electrons.
ChemInform Abstract: Photoinduced Electron‐Transfer Reactions of Poly(pyridine)ruthenium(II) Complexes with Europium(IlI/ II) Cryptates.
Authors: SABBATINI N. , DELLONTE S. , BONAZZI A. , CIANO M. , BALZANI V.
Published: May 2016

Rate constants for electron‐transfer reactions between the excited states of the RuLä+ ‐type complexes (I)‐(III) and the europium cryptates [EuC2.2.1]3+ and [EuC2.2.1]2+ have been measured in aqueous solution by luminescence quenching techniques.
ChemInform Abstract: Synthesis of a New Type of Metal Dithiolene Complex via an Induced Reaction of Acetylenes with a Ruthenium Sulfide.
Authors: RAUCHFUSS T. B. , RODGERS D. P. S. , WILSON S. R.
Published: May 2016

The air‐stable (p,n2‐S2)(u,n′‐S2) starting Complex (II) is prepared along with Cp 4Ru4S6(yie1d 20%) by oxidation of the tetracarbonyl Complex (I) with S8.
ChemInform Abstract: Synthesis of Standardized Building Blocks as a β‐D‐Mannosyl Donors with a Temporary Protection to be 3,6‐Di‐O‐glycosyl Acceptors, for Constructing the Inner Core of Glycoproteins and Artificial Antigens.
Authors: EL ASHRY E. S. H. , SCHUERCH C.
Published: May 2016

Asynthetic scheme has been achieved for the core block of glycoproteins with D‐mannose configuration, which is standardized to be a 3,6‐di‐O‐glycosyl acceptor and react stereoselectively as a β‐D‐mannosyl donor.
ChemInform Abstract: Approaches to Selective Benzylation of Primary Hydroxy Groups.
Authors: BOVIN N. V. , MUSINA L. YU. , KHORLIN A. YA.
Published: May 2016

Die Benzylierung des Triols (I) über das Thalliumsalz in DMF verläuft selektiv in 6‐Stellung.
ChemInform Abstract: Sucrochemistry. Part 35. The Use of Pivalic Esters of Sucrose for the Synthesis of Chloro, Azido, and Anhydro Derivatives.
Authors: CHOWDHARY M. S. , HOUGH L. , RICHARDSON A. C.
Published: May 2016

Das aus Sucrose leicht zugängliche Heptapivaloyl‐Derivat (I) wird, wie im Formelschema skizziert, in die 4‐Chlorverbindungen (IIa) und (IIb), das Desoxy‐Derivat (IIc) und ‐ über das Azid (IId) ‐ in die 4‐Aminosucrose (IIe) übergeführt.
ChemInform Abstract: Synthesis of N′‐(2‐Oxopyrrolidin‐5‐yl)adenosine Derivatives.
Authors: KOSUGI Y. , NAGASAKA T. , HAMAGUCHI F. , OHKI S.
Published: May 2016

Die Alkoxypyrrolidone (I) kondensieren mit Adenosintriacetat (II) zu den Adenosylpyrrolidonen (III), die sich mit Ammoniak zu den Oxopyrrolidinyladenosinen (IV) desacetylieren lassen.
ChemInform Abstract: An Enantiospecific Synthesis of (+)‐Disparlure from Carbohydrate Precursors.
Authors: JIGAJINNI V. B. , WIGHTMAN R. H.
Published: May 2016

Entsprechend den im Formelschema skizzierten Reaktionen wird die partiell geschützte Ribose (I) in das Lacton (VI) übergeführt.
ChemInform Abstract: Chemical Synthesis and Biological Activities of Two Disaccharide Dipeptides Corresponding to the Repeating Units of Bacterial Peptidoglycan.
Authors: KUSUMOTO S. , YAMAMOTO K. , IMOTO M. , INAGE M. , TSUJIMOTO M. , KOTANI S. , SHIBA T.
Published: May 2016

The benzyl ester (VIb) is synthesized starting from the readily available monomeric sugar units (I) and (II) using the reagents (IV) and (V).
ChemInform Abstract: Organic Radicals in Solution
Authors: TABNER B. J.
Published: May 2016

Review: (216 refs.
ChemInform Abstract: Quantitative Photoabsorption and Fluorescence Study of HCl in Vacuum Ultraviolet.
Authors: NEE J. B. , SUTO M. , LEE L. C.
Published: May 2016

The oscillator strengths for the discrete structures are determined from the measured absorption cross sections; the values are comparable to theoretical results.
ChemInform Abstract: Novel Synthetic Routes to Metal Oxides: Na3TlO2 from NaTl and Na2O2.
Authors: WAGNER G. , HOPPE R.
Published: May 2016

NaTl reacts with Na2O2 in a closed Ag cylinder (580°C, 14d) to give yellow single crystals of the novel oxide Na3TlO2.
ChemInform Abstract: New Syntheses of 2‐Acylbenzofurans, 2‐Acylindoles, 2‐Indolylcarboxylates, and 2‐Quinolones by Intramolecular Wittig Reaction.
Authors: CAPUANO L. , AHLHELM A. , HARTMANN H.
Published: May 2016

The phosphonium salts (I) react with the acid chlorides (II) immediately to give the benzofurans (III) (the intermediate 2‐(α‐ketoacyloxy) salts are not isolated).
ChemInform Abstract: A Facile Synthesis of 3‐Benzyloxy‐5‐methoxy‐phenol.
Authors: SANCHEZ‐OBREGON R. , HURTADO G. , BARRIOS H. , ORTIZ B. , YUSTE F.
Published: May 2016

Phloroglycin (Ia) wird mit Benzolsulfonsäurechlorid (II) zum Triester (Ib) umgesetzt.
ChemInform Abstract: Organometallic Reagents in Synthesis. A New Protocol for Construction of the Indole Nucleus.
Authors: SMITH A. B. III , VISNICK M. , HASELTINE J. N. , SPRENGELER P. A.
Published: May 2016

Organolithium reagents derived from 2‐alkyl‐N‐trimethylsilylamines such as (I) undergo condensation with esters of carboxylic acids to yield substituted indoles (III)..
ChemInform Abstract: Reactions of 2‐Halothiazoles with Ketone Enolates and Nitrile Carbanions.
Authors: DILLENDER S. C. JUN. , GREENWOOD T. D. , HENDI M. S. , WOLFE J. F.
Published: May 2016

Die photostimulierte Reaktion der Chlorthiazole (I) mit dem aus Pinakolon (II) in situ erzeugten Enolat liefert nach einem SRNl‐Mechanismus die Mono‐ (III) und Bisthiazolyl‐ketone (IV).
ChemInform Abstract: Novel Peri‐Condensed Weitz‐Type Donors: Synthesis, Physical Properties, and Crystal Structures of 3,10‐Dithiaperylene (DTPR), 1,6‐Dithiapyrene(DTPY), and Some of Their CT Complexes.
Authors: NAKASUJI K. , KUBOTA H. , KOTANI T. , MURATA I. , SAITO G. , ENOKI T. , IMAEDA K. , INOKUCHI H. , HONDA M. , KATAYAMA C. , TANAKA J.
Published: May 2016

Reductive coupling of the ketones (I) gives the compounds (II), which undergo photochemical dehydrocyclization and dehydrogenation with NCS to give the dithiaperylenes (III).
ChemInform Abstract: Photochromic Systems. Part 11. Dihydropyrazolopyridines and Bis(dihydroindolizines): Novel Mono‐ and Bifunctional Photochromic Systems.
Authors: DUERR H. + , SCHOMMER C. , MUENZMAY T. +
Published: May 2016

The N‐imines (II), prepared in situ from the corresponding N‐aminopyridinium salts, react with the bromo compounds (I) to give the dark red to violet betaines (III) which undergo thermal cyclisation to yield the yellow title compounds (IV).
ChemInform Abstract: Addition of Metallo Enolates to 1‐Acylpyridinium Salts. A Short Synthesis of (±)‐epi‐Lupinine.
Authors: COMINS D. L. , BROWN J. D.
Published: May 2016

4‐Trimethylstannyl‐pyridin (I) liefert über das Addukt (II) mit Oxalsäure das Dihydropyridin (III), das nach katalytischer Hydrierung zu (IV) durch Behandlung mit HBr/ Eisessig und Ethylat in den Bicyclus (V) übergeführt wird.
ChemInform Abstract: Studies on the Synthesis of Heterocyclic Compounds. Part 11. A Novel Access to Some 2‐Substituted 4(3H)‐Quinazolinones.
Authors: BAJARDI M. L. , DAIDONE G. , RAFFA D. , PLESCIA S.
Published: May 2016

Reduktion der o‐Nitrobenzamide (I) bzw. (V) mit Eisenpulver und Essigsäure liefert in mäßigen Ausbeuten die Chinazolinone (II) bzw. (IV).
ChemInform Abstract: Iron/Copper Promoted Fragmentation Reactions of a‐Alkoxy Hydroperoxides: Regio‐ and Stereocontrolled Formation of Olefin‐Containing Macrolides.
Authors: SCHREIBER S. L. , HULIN B. , LIEW W.‐F.
Published: May 2016

The fragmentation of the bicyclic peroxide (IIa) using reaction condition A) leads to the macrolide (III) while the peroxide (IV) furnishes a mixture of recifeiolide (V) and the isomer (VI).
ChemInform Abstract: Stereochemistry of the Reactions of Substituted Allylboronates with Chiral Aldehydes.
Authors: ROUSH W. R. , ADAM M. A. , WALTS A. E. , HARRIS D. J.
Published: May 2016

The stereochemistry of the reaction of substituted allylboronates (II) [(IIa)‐(IId) prepared as shown] with D‐glyceraldehyde acetonide (V) and L‐4‐deoxythreose cyclohexyl ketal (VI) is described.
ChemInform Abstract: Ruthenium Complexes of [2n]Cyclophanes. A General Synthesis of Bis(η6‐[2n]cyclophane)ruthenium(II) Compounds and Related Chemistry.
Authors: SWANN R. T. , HANSON A. W. , BOEKELHEIDE V.
Published: May 2016

A general method of Synthesis for bis(η6‐[2n]cyclophane)‐Ru(II) derivatives are reported.
ChemInform Abstract: The Oxidative Addition of Methyl Iodide to Acetylacetonatocarbonyltriphenylphosphiterhodium(I) Complex.
Authors: TRZECIAK A. M. , ZIOLKOWSKI J. J.
Published: May 2016

The title reaction in CHCl3 was investigated by IR and 1H NMR spectroscopy at 20°C. Complete conversion of the initial complex to (I) and (II) was observed after l h. Examination of the oxidative addition at different concentrations revealed that the reaction rate was practically independent of the amount of MeI, but the composition of the reaction products changed with variations in the MeI concentration.
ChemInform Abstract: An Acetal Group Suitable for the Protection of 2′‐Hydroxy Functions in Rapid Oligoribonucleotide Synthesis.
Authors: REESE C. B. , SERAFINOWSKA H. T. , ZAPPIA G.
Published: May 2016

Das Nucleosid (II) kann mit den Tetrahydropyridin‐ Derivaten (I), deren Herstellung beschrieben wird, in die Acetale (III) übergeführt werden.
ChemInform Abstract: Quenching Processes in Electronically Excited SO2 Generated by Chemical Reaction.
Authors: GLINSKI R. J. , DIXON D. A.
Published: May 2016

SO2 was generated in the steady‐state reactions of ozone with MeSH and MeSSMe and its luminescence has been studied.
ChemInform Abstract: Spin State of Cobalt(II) in Five‐ and Six‐Coordinate Lewis Base Adducts of (N,N ′‐ Ethylenebis(3‐carboxysalicylaldiminato))cobalt(II).
Authors: THUERY P. , ZAREMBOWITCH J.
Published: May 2016

The spin‐state behavior of Co(II) is investigated by variable‐temperature, magnetic susceptibility measurements and EPR spectroscopy in a set of compounds of type (I) and (II).
ChemInform Abstract: Diastereoselective Synthesis of Highly Functionalized Homoallylic Amine Derivatives via Diels‐Alder Adducts of N‐Sulfinyl Dienophiles.
Authors: GARIGIPATI R. S. , CORDOVA R. , PARVEZ M. , WEINREB S. M.
Published: May 2016

Ring opening of the thiazine‐1‐oxide(I) usingthe Grignard reagent (II) affords a sulfoxide, which is deoxygenated to (III) using P214.
ChemInform Abstract: Interaction of Acetylene with the Ru(00l) Surface.
Authors: PARMETER J. E. , HILLS M. M. , WEINBERG W. H.
Published: May 2016

The adsorption and decomposition of acetylene on the hexagonally close‐packed Ru(00l) surface is studied using high‐resolution electron energy loss spectroscopy and thermal desorption 29 mass spectrometry.
ChemInform Abstract: Synthesis and Some Reactions of New 3,1‐Benzoxazine‐4‐one Derivatives.
Authors: SOLIMAN E. A. , ATTIA I. A. , GUBER A. M.
Published: May 2016

Ausgehend von Anthranilsäure (I) und dem Benzoylacrylsäurechlorid (II) erhält man über das Anilid (III) das Benzoxazinon (IV), aus dem eine Vielzahl von Heterocyclen wie (VI), (VIII) oder (X) zugänglich ist.