bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Endogenous Alkaloids in Humans. Part 2. The First Evidence of Endogenous Pyridoxyl Isoquinoline Alkaloids in Mammalian Organisms.
Authors: BRINGMANN G. , SCHNEIDER S.
Published: May 2016

Es wird berichtet über den ersten Nachweis der in‐vivo‐Entstehung neuartiger, auch im Pflanzenreich unbekannter Alkaloide (IIIa) und (IIIb) im Säugerorganismus aus Vitamin B6 (I) und L‐ Dopa (II), die bei einigen Stoffwechselerkrankungen, z.B. beim Parkinsonismus oder bei der Homocystinurie, in unphysiologisch hohen Dosen verabreicht werden.
ChemInform Abstract: Preparation of 2‐[4‐(Methylsulphonyl)phenyl]‐2,3‐dihydrooxazolo[2,3‐a]isoindol‐5(9bH)‐one Derivatives and a New Synthesis of Thiamphenicol Analogues.
Authors: JOMMI G. , PAGLIARIN R. , CHIARINO D. , FANTUCCI M.
Published: May 2016

The phthalimide (III), prepared either from (IV) or from the easily available (I), is converted to the mixture of diastereomers (VIIb)/(VIIIb), resulting in the selective protection of both the amino and the sec. hydroxyl group.
ChemInform Abstract: An Enantioselective Approach to Carbapenem Antibiotics: Formal Synthesis of (+)‐Thienamycin.
Authors: HART D. J. , HA D.‐C.
Published: May 2016

Es wird eine enantioselektive Synthese von geeigneten Zwischenprodukten für die Synthese von Thienamycin (X) beschrieben.
ChemInform Abstract: The Role of Lead in Electroluminescence (EL) of Zn2P2O7:Mn Phosphors.
Authors: DESHMUKH S. N. , AMBARDEKAR D. S.
Published: May 2016

Although the presence of Pb is not essentiul for EL emission of Zn3P2O7:Mn phosphors, it greatly enhances the brightness of the EL without any noticeable change in the general shupe of the spectrzll energy distribution curves.
ChemInform Abstract: Electrochemical Reduction of Oxygen to Hydrogen Peroxide. Part 4. Exclusion of Two Conceivable Mechanisms Comprising a Dismutation Step.
Authors: VAN VELZEN C. J. , SLUYTERS‐REHBACH M. , SLUYTERS J. H.
Published: May 2016

The results of dc, ac and demodulation experiments show [hat the mechanism of the O2 reduction at a dropping mercury electrode does not proceed according to a non‐linear mechanism, and that the simple mechanism adopted formerly holds true.
ChemInform Abstract: Electrochemical Phase Formation. Part 1. Electrodeposition of Copper on Glassy Carbon.
Authors: JAYA S. , RAO T. P. , RAO G. P.
Published: May 2016

The results ofvoltammetric measurements show hat the underpotential deposition (UPD) of Cu occurs either by nucleation growth processes or adsorption‐desorption processes depending on the nature of the glassy carbon surface.
ChemInform Abstract: Protective Coatings on Iron by Anodic Oxidation of Phenols in Oxalic Acid Medium.
Authors: MENGOLI G. , MUSIANI M. M.
Published: May 2016

Acid oxalate solutions have been chosen us media for simultaneous conversion coating formation and electropolymerization: the behaviour of Fe in this media has been studied by voltammetric experiments.
ChemInform Abstract: Sr2Sb2S5·15 H2O, a Novel Oligothioantimonate(III)
Authors: CORDIER G. , SCHAEFER H. + , SCHWIDETZKY C.
Published: May 2016

Sr2Sb2S5·15 H2O, a Novel Oligothioantimonate(III) is obtained by reaction of Sb2S3 and an aqueous strontium sulphide/hydrogen sulphide solution under mild hydrothermal conditions (closed ampoule, 390 K, l0 d).
ChemInform Abstract: Structural and Electrical Properties of Scandium Substituted Zinc Ferrites.
Authors: DHARMADHIKARI D. M. , KULKARNI D. K. , DESHPANDE V. V.
Published: May 2016

Novel spinels with the chemical formula (I) have been prepared by initially mixing stoichiometric amounts of ZnO, FeZOJ, and SCZO3, drying the mixture in air and heating it at 1200°C in a PI boat for I20 h. Electrical resistivity measurements show all the compounds to be semiconductors between 300 and 650 K. Vegard′s rule is not valid for this series.
ChemInform Abstract: 1H Nuclear Magnetic Resonance Studies of Iron(III) Porphyrin Complexes with Axial Aryl Ligands.
Authors: BALCH A. L. , RENNER M. W.
Published: May 2016

1H NMRspectra of low spin (S = 1/2) complexes (I) have been recorded and assigned.
ChemInform Abstract: (Cholestanyloxycarbonyl)benzyl Esters as Peptide Substituents: Conformational Properties of Fully Protected Oligo‐L‐lysines with C‐Terminal (Cholestanyloxycarbonyl)benzyl and Benzyl Ester Moieties.
Authors: TONIOLO C. , BONORA G. M. , MORETTO V. , SCHNEIDER C. H. , ROLLI H. , JUNG M. , IZDEBSKI J.
Published: May 2016

Two series of L‐lysine oligopeptides, (IIa) and (IIb), are synthesized starting from the monomers (Ib) or (Ic) which, in turn, are obtained from (Ia) by appropriate esterification.
ChemInform Abstract: X‐Ray Crystal Structure and Properties of Tris(tetrathiafulvalenium) Hexachloroplatinate.
Authors: UEYAMA K. , MATSUBAYASHI G. , TANAKA T.
Published: May 2016

The title salt is prepared by the diffusion of tetrathiafulvalene and (Bu4N)3(PtCl6) in acetonitrile.
ChemInform Abstract: Potential Lanthanide Ion Selective Reagents. Part 3. Metal Complex Formation with 1,7‐Diaza‐4,10,13‐trioxacyclopentadecane‐N,N′‐diacetic Acid.
Authors: CHANG C. A. , OCHAYA V. O.
Published: May 2016

Stability constants for the title ligand Complex formation with the lanthanides La‐ Lu, Y, Ga, and the bivalent metal ions Mg, Ca, Sr, Ba, Ni, Cu, Zn, Cd, and Pb have been determined at 25 "C in aqueous medium by a potentiometric method.
ChemInform Abstract: Ion‐pairing Effects on the Reduction of Nitroarenes in Propan‐2‐ol Solutions: an Electrochemical Investigation.
Authors: MAGGINI M. , PARADISI C. , SCORRANO G. , DANIELE S. , MAGNO F.
Published: May 2016

Electrochemical reduction of (I) by means of cyclic voltammetry in propan‐2‐ol with thiocyanates of Li , Na? K+, or tetra‐butylammonium as support electrolytes proceeds via a two‐wave process.
ChemInform Abstract: Diastereoselectivity of a [3 + 2]Annulation. On the Question of a Dipole Effect on Diastereoselectivity of Olefin Addition.
Authors: TROST B. M. , LYNCH J. , RENAUT P.
Published: May 2016

Es wird zunächst die Stereochemie der [3 + 2]‐Cycloaddition des Olefins (II) an das Olefin (I) beispielhaft untersucht.
ChemInform Abstract: Photochemistry of Substituted Cycloheptatrienes. Part 18. Azidocycloheptatrienes.
Authors: ABRAHAM W. , LORENZ K. , KREYSIG D.
Published: May 2016

The photolysis of the azidotropone (I) proceeds via the ketene (II), which is shown to exist at 130K using a KBr matrix.
ChemInform Abstract: An Intramolecular Acylation of Olefins Directed by Trimethylsilyl Group.
Authors: HATANAKA Y. , KUWAJIMA I.
Published: May 2016

An Intramolecular Acylation of Olefins Directed by Trimethylsilyl Group.
ChemInform Abstract: Cation and Concentration Dependence of Anionic Rearrangements.
Authors: WATT I. , WHITTLETON S. N. , WHITWORTH S. M.
Published: May 2016

The intramolecular hydride transfer of alkali metal salts (l)/(II) in DMSO is studied using dynamic 1H NMR methods.
ChemInform Abstract: A Novel Method for the Isoprenylation of β‐Dicarbonyl Compounds.
Authors: MIGNANI G. , MOREL D. , COLLEUILLE Y.
Published: May 2016

In Gegenwart des Katalysators (I) reagiert Barbitursäure (II) mit Isopren (III) zu den isomeren Alkylierungsprodukten (IV) und (V).
ChemInform Abstract: O‐Sulphonyl‐N‐phosphoylhydroxylamines: Nucleophilic Attack at Nitrogen by Di‐ methyl Sulphide and Allyl Methyl Sulphide Leading to N‐Phosphoyl Sulphilimines.
Authors: HARGER M. J. P. , SMITH A.
Published: May 2016

The O‐mesyl‐N‐phosphinoylhydroxylamine (Ia) (X: ‐O‐SO′2Me) reacts with dimethylsulfide (IIa) to give the salt (IIIa) (R′: ‐Me, X: ‐OMes), which is immediately converted to the sulphilimine (IVa) (R1: ‐ Me) on treatment with base (Na‐ OH/HZO or tert‐butylamine).
ChemInform Abstract: Homologation of Hexane Isomers Catalyzed by Platinum.
Authors: DOBROVOLSZKY M. A. , PAAL Z. , TETENYI P.
Published: May 2016

The homologation of n‐hexane, Lmethylpentane, hexadienes and n‐heptane are studied over Pt‐black and compared to the reactions of Cx hydrocarbons.
ChemInform Abstract: A Simple Synthesis of Dialkylketones from Alkenes via Hydroboration‐ Carbenoidation.
Authors: NARAYANA C. , PERIASAMY M.
Published: May 2016

Olefine (I) reagieren nach Hydroborierung mit in situ erzeugtem Natriumacetoxyboran mit Chloroform und Alkali bei anschließender Oxidation zu den Ketonen (II).
ChemInform Abstract: A Simple Access to α,β‐Diketoesters.
Authors: REETZ M. T. , KYUNG S.‐H.
Published: May 2016

Oxalsäurediethylester (I) liefert glatt das 1,2‐Diethoxy‐1,2‐bis‐trimethylsilyloxy‐ethylen(III), das mit Säurechloriden (IV) über die Zwischenstufen (V) zu den I,2‐Diketo‐carbonsäureestern (VI) führt.
ChemInform Abstract: Quinones of Homoazulene. The First Quinone of an Alternant Hydrocarbon with a Nonalternant Homoconjugative Perturbation.
Authors: SCOTT L. T. , ODA M.
Published: May 2016

Das aus Phenylpropionsäure (I) zugängliche Methylenazulenon (I I) wird zu (III) dehydriert und über das cyclische Peroxid (IV) in die Hydroxy‐ Verbindungen (V) und (VI) übergeführt.
ChemInform Abstract: Chlorosulphamation of Acetylenes.
Authors: ZEFIROV N. S. , ZYK N. V. , KOLBASENKO S. I. , ITKIN E. M.
Published: May 2016

The N‐chloroamines (I) react with SO3 (o form the known and highly reactive chlorosulphamates (II).
ChemInform Abstract: Synthesis and Reaction of Sulfines with 1,8‐Bis(dimethylamino)naphthalenes.
Authors: OPITZ G. , RIETH K. , RIMMLER G.
Published: May 2016

Das stark basische, als Protonenschwamm bezeichnete 1,8‐Bis‐dimethylamino‐naphthalin (I) reagiert mit den Sulfonylchloriden (II) zu den α‐Chlor‐sulfoxiden (III), die auch aus (I) und den Sulfinylchloriden (IV) erhalten werden können.
ChemInform Abstract: Easy Entry on the Tricyclo[7.3.1.01,6]tridecane System.
Authors: HOUBRECHTS Y. , LASZLO P. , PENNETREAU P.
Published: May 2016

Dimedon (I) addiert Methyl‐vinyl‐keton (II) zum Bis‐Addukt (III), das sauer zum Spirocyclus (IV) cyclisiert und weiter in den Tricyclus (V) übergeführt wird.
ChemInform Abstract: Stereoselective Epoxidation of Allylic and Homoallylic Alcohols with 30% Hydrogen Peroxide Catalyzed by Tungstic Acid in Buffered Media.
Authors: PRAT D. , DELPECH B. , LETT R.
Published: May 2016

Aus den Allylalkoholen (I) erhält man in Gegenwart von Wolframsäure mit Wasserstoffperoxid die Glycidole (II).
ChemInform Abstract: A Novel Photochemical Ring Contraction of 11a‐Methylpterocarpans.
Authors: RAMAKANTH S. , NARAYANAN K. , BALASUBRAMANIAN K. K. , RAJAGOPALAN K.
Published: May 2016

The title cpmpounds (I) undergo photochemical ring contraction to yield the benzofuro[3,2‐b]benzol"urans (II).
ChemInform Abstract: An Approach to Eriolanin. Synthesis of α‐Methylene Lactones of trans‐ 1,5‐Dihydroxycyclohexanes.
Authors: KRAFFT M. E.
Published: May 2016

Aus S‐Cyclohexenol (Ia) entsteht der [Eromallylether (Ib), dessen Epoxid (II), das neben (lila) überwiegend gebildet wird.
ChemInform Abstract: Synthesis of Carbazoles via 2‐Vinylindoles.
Authors: BERGMAN J. , PELCMAN B.
Published: May 2016

Mesityloxid (II) reagiert mit Phenylhydrazin (I) zum Pyrazol (III), das sauer über mehrere diskutierte Zwischenstufen zum Indol (IV) umgelagert und kondensiert wird.
ChemInform Abstract: Synthesis of Deoxyisopodophyllotoxin and Epiisopodophyllotoxin.
Authors: PELTER A. , WARD R. S. , PRITCHARD M. C. , KAY I. T.
Published: May 2016

Synthesen von Aryltetralinen der Art (IX) werden beschrieben.
ChemInform Abstract: Cross‐Conjugated Mesomeric Betaines: 3‐Oxopyrazolo[1,2‐a]pyrazol‐8‐ylium‐1‐olate.
Authors: POTTS K. T. , MURPHY P.
Published: May 2016

Pyrazole (I) und Kohlensuboxid (II) bilden die im Titel genannten Verbindungen (III), von den (IIIb) zu (IV) halogeniert, zu (V) gespalten und mit (Ib) zu (VI) kondensiert wird.
ChemInform Abstract: Reactions of 1,2,4‐Thiadiazol‐3,5‐dicarbonitrile with Sulfur Chlorides: X‐Ray Crystal Structure Analysis of S3(CN)4Cl2·AsF5 and S3(CN)8Cl2.
Authors: ROESKY H. W. , SUNDERMEYER J. , SCHIMKOWIAK J. , GRIES T. , NOLTEMEYER M. , SHELDRICK G. M.
Published: May 2016

The titIe compound (I), which is obtained from dicyan and sulfur, reacts with SCIZ in the presence of Adogen 464, a catalyst consisting oftetraalkylammonium Chloride, to yield the thiadiazoloiminodithiazole (II), which results from a ring cleavage oI(I) followed by recyclization, and the compound (III), which is formed by addition of one moleculc of SCI; to two molecules of (I) without ring cleavage.
ChemInform Abstract: Regioselective Preparation of 6‐Allyl‐7‐hydroxycoumarin from 7‐Allyl‐oxycoumarin via Boron Halide Catalysed o‐Claisen Rearrangement of 4′‐Allyloxycoumaric Acid Derivatives.
Authors: CAIRNS N. , HARWOOD L. M. , ASTLES D. P. , ORR A.
Published: May 2016

Das Allyloxy‐cumarin (I) ergibt durch Spaltung und Folgereaktion′en die Zimtsäureester (II), die zum isomeren Cumarin (III) cyclisieren oder sich z.B. in (IV) und (V) umlagern.
ChemInform Abstract: Hydrolytic Cleavage and NMR Characteristic of C‐Quinol‐2‐yl‐N‐(p‐dimethylamino‐phenyl)nitrone.
Authors: RADEGLIA R. , BERGER A. , BOEDEKER J. +
Published: May 2016

The nitrone (I) is prepared according to a literature procedure.
ChemInform Abstract: Electron‐deficient Heteroaromatic Ammonioamidates. Part 27. Quinazolinioamidates.
Authors: LEMPERT K. , FETTER J. , NYITRAI J. , BERTHA F. , MOELLER J.
Published: May 2016

The quinazolines (Ia)‐(lc) and (ld)/(Ie) display dissimilar behaviour in their amination reactions with (IV).
ChemInform Abstract: Synthesis and Reactions of Substituted Alkyl Trifluoromethyl Ethers.
Authors: KAMIL W. A. , HASPEL‐HENTRICH F. , SHREEVE J. M.
Published: May 2016

The ethylene derivatives (I), (V), (VII), (IX), (XIII), (XVI), (XVIII) and (XX) add trifluoromethyl hypochlorite (II) to give haloalkyl trifluoromethyl ethers.
ChemInform Abstract: Chemistry of Polyfunctional Molecules. Part 91. Tritertiary Arsines and Their Application in the Synthesis of Arsenic‐Containing Cryptands (Respectively Spherands)
Authors: ELLERMANN J. , VEIT A. , MOLL M.
Published: May 2016

Die Darstellung der Kryptunden (IV) und (V) gelingt aus dem Ammonium‐ Salz (l).
ChemInform Abstract: Synthesis of Some Tris(trimethylsilyl)germyl Compounds.
Authors: BROOK A. G. , ABDESAKEN F. , SOELLRADL H. +
Published: May 2016

Das aus (I) erhältliche Germyllithium (II) liefert die Produkte (III) bis (VI).
ChemInform Abstract: Synthesis of Vanadylporphyrins Revisited.
Authors: BENCOSME S. , LABADY M. , ROMERO C.
Published: May 2016

Anovel method is described for the vanadization of the porphyrins (I), achieving about 100% metallation and high yields of the target compounds.
ChemInform Abstract: Reactions of Copper(I) and Zinc(II) Halides with Phenylacetylene.
Authors: EMOKPAE T. A. , UKWUEZE A. C.
Published: May 2016

The results show that a terminal acetylene reacts with copper(l) und Zinc(Il) halides in a synchronous four‐centre transition state mechanism resulting in addition products (II).
ChemInform Abstract: Interaction Between Transition Metals and Nucleic Acids. Part 4. Synthesis and Molecular Structure of Cu(UraN‐Medpt‐H), the Copper(II) Complex of a Pentamine Ligand Derived from Uracil.
Authors: SASAKI I. , DUFOUR M. N. , GAUDEMER A. , CHIARONI A. , RICHE C.
Published: May 2016

Die NaBH4‐Reduktion der Iminfunktionen in der Schiffschen Base aus Uracil und 5‐Methyl‐LSS‐triazanonan ergibt das Diumin (I).
ChemInform Abstract: Total Synthesis of Arteannuin and Deoxyarteannuin.
Authors: XU X.‐X. , ZHU J. , HUANG D.‐Z. , ZHOU W.‐S.
Published: May 2016

The dihydroxy compound (I), ready available from (R)‐( + ycitronellal, is used as key compound for the synthesis of the ester (VII).
ChemInform Abstract: Cyclopropane Ring Fission in 5β,19‐Cyclosteroids.
Authors: LANGBEIN G. , SIEMANN H.‐J. , GRUNER I. , MUELLER CH. +
Published: May 2016

When the ketone (I) is used, fission of the cyclopropane ring with half‐concentrated hydrochloric acid becomes possible even in the presence of the acid‐labile 14β‐hydroxy group.
ChemInform Abstract: Protection of Hydroxyl Functions by 4‐Azidobutyryl Group and its Selective Removal.
Authors: KUSUMOTO S. , SAKAI K. , SHIBA T.
Published: May 2016

The At‐azidobutyryl group proves useful for temporary protection o1" hydroxyl functions: it is introduced by the reagent (II) into compounds such as (I).
ChemInform Abstract: Exceptional Oxidative Allylic Rearrangements of 4‐Alkoxycarbonyl‐3‐methylceph‐3‐em 1,1‐Dioxides Induced by Palladium‐Charcoal.
Authors: ANANDA G. D. S. , SLAWIN A. M. Z. , STOODLEY R. J. , WILLIAMS D. J.
Published: May 2016

Cephemdioxide (1) bzw. (I11) werden unter oxidativer Umlagerung zu den Alkoholen (II) bzw, (IV) hydroxyliert.
ChemInform Abstract: A Stereocontrolled Route to Optically Active 1‐Methyl Carbapenems.
Authors: BROWN P. , SOUTHGATE R.
Published: May 2016

Aus der Diazoverbindung (I) erhält man mit Rh(Il) Salzen das Cyclisierungsprodukt (II).
ChemInform Abstract: Preparation of Optically Active Secondary Amines by Thermal Decomposition of (Methylbenzyl)urea Analogs: Absolute Configuration of (+)‐ and (‐)‐Mecamylamine.
Authors: SCHOENENBERGER B. + , BROSSI A. , GEORGE C. , FLIPPEN‐ANDERSON J. L.
Published: May 2016

(±)‐Mecamylamine (I), (II) and the ( i ynoreseroline ether (IIIa), (IIIb) nrc separated into the optically pure enantiomers by reaction with ( ‐ )‐(S)‐a‐methy ‐ separated by chromatography and decomposed in re?uxmg alcoholate soluuons.
ChemInform Abstract: Corrosion of Carbon Steel and Stainless Steel in Simulated Geothermal Media.
Authors: POUND B. G. , ABDURRAHMAN M. H. , GLUCINA M. P. , WRIGHT G. A. , SHARP R. M.
Published: May 2016

Carbon steel forms a non‐adherent film of mackinawite (Fe, HS) in simulated geothermal media containing H28.
ChemInform Abstract: Mechanism and Kinetics of the Thermal Decomposition of Sodium Sulphide Pentahydrate Under Controlled Water Vapour Pressure.
Authors: ANDERSSON J. Y. , AZOULAY M.
Published: May 2016

The thermal decomposition of Na2S ‐ 5 H2O to an essentially anhydrous form studied in the pressure range 3‐20 Torr is shown to occur via a two‐step pathway A, Binvolving an intermediate dihydrate phase.
ChemInform Abstract: Synthesis, Identification, and Magnetic Properties of NbOF2.
Authors: DELOBBE V. , CHASSAING J. , BIZOT D.
Published: May 2016

NbOFz is synthesized as outlined in the scheme employing different ways of preparation.
ChemInform Abstract: Literature Errors. Part 7. Chlorination of 3,5‐Di‐tert‐butylphenol.
Authors: HILLER W. , HOERNER M. + , RIEKER A. , STREICH E.
Published: May 2016

The dichlorination product of the phenol (I) is shown to exist in the p‐quinoid keto form (II) instead of the oquinoid keto form (III) as had been assumed earlier.
ChemInform Abstract: Why are Cyclodisilazane Rings More Stable than Cyclodisiloxanes? A Qualitative Molecular Orbital Approach to the Bonding in Cyclodisilazanes and Cyclodisiloxanes.
Authors: SILAGHI‐DUMITRESCU I. , HAIDUC I.
Published: May 2016

It is shown that, due to high silicon 3pz orbital contribution to the siloxane HOMO, the 3d orbitals cannot strengthen the silicon ‐ oxygen bond.
ChemInform Abstract: Spectroscopic and Calculated Ionization Constants of Some Pyrazines and Pyridazines.
Authors: BILLES F. , TOTH A.
Published: May 2016

The pH dependence of the electronic spectra of the pyrazines (I) and the pyridazines (II) was measured in the region between pH 14.3 and H0 ‐ 10.02.
ChemInform Abstract: Theoretical Studies of Substituent Effects on the Additions of Amines to Carbonyl Compounds: A Relation Among Energetics, Structures, and Isotope Effects.
Authors: YAMATAKA H. , NAGASE S. , ANDO T. , HANAFUSA T.
Published: May 2016

Addition reactions of amines NH3, MeNHz, and NHF; to Carbonyl compounds HCHO, MeCHO, and FCFO were investigated by ab initio M0 methods with 3‐2lG and 6‐3 lG basis sets.
ChemInform Abstract: High‐Pressure [4 + 2]Cycloaddition of 1‐Methoxy‐3‐trialkylsilyloxybuta‐ 1,3‐dienes to Butyl Glyoxylate.
Authors: JURCZAK J. , GOLEBIOWSKI A. , RAHM A.
Published: May 2016

Die 1‐Methoxy‐3‐ silyloxy‐butadiene (I) reagieren unter Druck mit dem Glyoxalsäureester (II) zu den beiden Cycloaddukten (III) und (IV).
ChemInform Abstract: Cycloadditions of 5‐Nitropyrimidines with Ynamines. Formation of 3‐Nitropyridines, N‐S‐Pyrimidyl‐α‐carbamoylnitrones and 2,2a‐Dihydroazeto‐[2,3‐d]‐3,5‐diazocines.
Authors: MARCELIS A. T. M. , VAN DER PLAS H. C.
Published: May 2016

Die 5‐substituierten Pyrimidine (I) reagieren mit den Inaminen (II) unter [4 + 2]‐Cycloaddition und nachfolgender HCN‐Eliminierung aus den nicht isolierbaren Primäraddukten (III) zu den 3,4,5‐trisubstituierten Pyridinen (IV).
ChemInform Abstract: A Superior Synthetic Method for the Bromination of Indoles and Benzimidazoles.
Authors: MISTRY A. G. , SMITH K. , BYE M. R.
Published: May 2016

Die Indole (I) werden mit NBS an Kieselgel je nach Molverhältnis zur Monobromverbindung (II) und weiter zur Dibromverbindung (III) bromiert.
ChemInform Abstract: Reactivity of Fluoro Vinylsilanes. Preparation of α‐Fluoro Ketones.
Authors: MARTIN S. , SAUVETRE R. , NORMANT J. F.
Published: May 2016

Aus dem Fluor‐trimethylsilyl‐ole?n (I) erhält man mit Schwefelsäure und Alkoholen (II) die substituierten Ketone (III).
ChemInform Abstract: The Temperature‐Dependent Regioselective Deprotonation of Fluoroacetone Cyclohexylimine
Authors: WELCH J. T. , SEPER K. W.
Published: May 2016

Deprotonierung des Azomethins (III) und nachfolgende Einwirkung der Alkylhalogenide (IV) liefern Gemische der alkylierten Fluoracetone (V) und(VI).
ChemInform Abstract: O‐α‐Nitroalkyl Ethers of 1,5‐Disubstituted 1,1,5,5‐Tetranitropentanone‐3 Oximes.
Authors: ORESHKO G. V. , FADEEV M. A. , LAGODZINSKAYA G. V. , KOZYREVA I. YU. , EREMENKO L. T.
Published: May 2016

Die Salze der Polynitroalkane (I) kondensieren in Gegenwart starker Säuren zu den Oximethern (II).
ChemInform Abstract: Fluorine Containing Unsymmetrical Disulfides.
Authors: POPKOVA V. YA. , BEKKER R. A. , MYSOV E. I. , GALAKHOV M. V. , KNUNYANTS I. L.
Published: May 2016

Die (Juli‐ungesättigten Sulfenamide (I) reagieren in Gegenwart von Chlorwasserstoff über die Stufe der Sulfenchloride zu den asymmetrischen Disulfiden (II).
ChemInform Abstract: Reduction of Polyaromatic Carboxylic Acids with Lithium in Ethylenediamine and Tetrahydrofuran.
Authors: PACUT R. , MEJER S.
Published: May 2016

The reduction of various aromatic carboxylic acids by the system Li/H2N(CH2)2NH2/THF according to method A) is investigated.
ChemInform Abstract: Reaction of Sulfenes with O‐Silylalkenyl Ethers.
Authors: SHIPOV A. G. , BAUKOV YU. I.
Published: May 2016

Das aus Methansulfochlorid und Triethylamin gebildete Mesylsulfen (I) reagiert mit O‐Silylenolethern (II) zu Cycloaddukten (III) und β‐Keto‐ ß′‐disulfonen (IV).
ChemInform Abstract: Reaction of Dicyano Epoxides with Nitrogenous Binucleophilic Reagents or Their Halohydrates: Novel Syntheses in the Imidazole Series.
Authors: GUINAMANT J. L. , ROBERT A.
Published: May 2016

Epoxides of type (I) react with the amino compounds (II) to yield the imidazoles (III) and the aldehydes Ar‐CHO.
ChemInform Abstract: Synthesis of Pyranobenzopyranopyridines and Benzodipyran Derivatives.
Authors: HISHMAT O. H. , KHALIL KH. M. A. , EL‐NAEM SH. I. , ABD EL‐RAHMAN A. H.
Published: May 2016

The chromone (I) is converted to the bromo derivatives (IIa) or (IIb), depending on the reaction conditions.
ChemInform Abstract: Isoquinoline Syntheses via 2‐Oxazolines. Part 5. Syntheses of 4‐Alkyl‐1‐phenylisoquinolines by Pictet‐Gams Reaction.
Authors: KOPCZYNSKI T.
Published: May 2016

The title compounds (II) are obtained either from the hydroxyamides (I) or from the oxazolines (III).
ChemInform Abstract: Condensation of Aromatic Alkenes with Aldehydes Catalyzed by Ion Exchange Resins.
Authors: EL GHARBI R. , DELMAS M. , GASET A.
Published: May 2016

Die Titelreaktion zwischen den aromatischen Alkenen (I) bzw. (IV) und den aliphatischen Aldehyden (II) ermöglicht die Synthese von polysubstituierten Dioxanen des Typs (III) bzw. (V).
ChemInform Abstract: Regioselective Alkylation of 6‐(β‐Methoxyethoxy)guanine to give the 9‐Alkylguanine Derivative.
Authors: KJELLBERG J. , LILJENBERG M. , JOHANSSON N. G.
Published: May 2016

Aus den 6‐Hydroxy‐guanin‐ethern (I) erhält man in Gegenwart von LiH mit 4‐Brom‐butylacetat (II) die 9‐Substitutionsprodukte (III) neben geringeren Anteilen der 7‐Substitutionsprodukte (IV), die beide zu denHydroxyalkylguaninen (V) bzw. (VI) in hohen Ausbeuten verseift werden können.
ChemInform Abstract: Synthesis of New Derivatives of 1H,5H,2,3,6,7‐Tetrahydronaphtho[1,8‐e,f][1,4,8]‐ oxadiazecine and 1,2,3,4,5,6‐Hexahydronaphtho[1,8‐b,c][1,5]diazonine.
Authors: MIKICIUK‐OLASIK E. , KOTELKO B.
Published: May 2016

The four novel compounds (III)‐(V) and (VII) are prepared along with the by‐product (VIII), a known compound.
ChemInform Abstract: 1,3‐Benzoxaphosphole‐Heterocycles with Phosphorus of Coordination Number 2.
Authors: HEINICKE J. , TZSCHACH A.
Published: May 2016

N‐Arylimidchloride (II) reagieren mit o‐Phosphinophenolen (I) zu substituierten 1,3‐Benzoxaphospholen (III).
ChemInform Abstract: A Convenient Preparation of Piperidinium Selenocarboxylates.
Authors: ISHIHARA H. , MUTO S. , KATO S.
Published: May 2016

Die Umsetzung der Bis‐acyl‐diselenide (I) mit Piperidin führt zu Piperidinium‐selenocarboxylaten (II), die in einfacher Weise zu Estern (VI) zu alkylieren sind.
ChemInform Abstract: A Mössbauer Spectroscopic Study of [Phthalocyaninato Tin(IV) Tetracarbonyl Iron(0)].
Authors: FRAMPTON C. S. , SILVER J.
Published: May 2016

The action of Na2Fe(CO)4 and bis(chloro)phthalocyaninato tin(IV) in THF yields the title complex (I).
ChemInform Abstract: Reactions of Co‐ordinated Ligands. Part 36. The Synthesis, Structure, and Reactivity of the Three‐alkyne ′Fly‐over′ Complex Mo2(μ‐(σ,η3:η3,σ‐C6Me6))(η5‐C9H7)2.
Authors: BRAMMER L. , GREEN M. , ORPEN A. G. , PADDICK K. E. , SAUNDERS D. R.
Published: May 2016

One‐electron reduction of the Mo complex (I) with Mg amalgam (or Na amalgam) affords the three‐alkyne ′fly‐over′ complex (II).
ChemInform Abstract: Synthesis, Spectroscopy, Electrochemistry, and Photochemistry of a Series of M(bpym)2Cl2 (M: Mn(II), Co(II), Ni(II), and Cu(II)) Complexes.
Authors: HISKEY M. A. , RUMINSKI R. R.
Published: May 2016

The title complexes (I), isolated as hydrates, are prepared by the direct addition of stoichiometric amounts of the metal chlorides and two‐fold 2,2′‐bipyrimidine in EtOH or MeOH.
ChemInform Abstract: Synthesis and Structural Characterisation of Hexakis(triphenyl phosphine)hexagold(2+) Nitrate, Au6(PPh3)6(NO3)2, and Related Clusters with Edge‐sharing Bitetrahedral Geometries.
Authors: BRIANT C. E. , HALL K. P. , MINGOS D. M. P. , WHEELER A. C.
Published: May 2016

The title compound (IIIa) is synthesised as shown and Characterised by a single‐crystal X‐ray analysis (space group P21/a, Z=4).
ChemInform Abstract: Synthesis, Structural and Spectroscopic Studies of Ru2Rh2H2(CO)12.
Authors: PURSIAINEN J. , PAKKANEN T. A. , HEATON B. T. , SEREGNI C. , GOODFELLOW R. G.
Published: May 2016

The synthesis of the title compound (I) is described starting from [Rh(CO)4]′ and Ru3(CO)12 in THF followcd by treatment of the unstable anion, formed, with H3PO3.
ChemInform Abstract: Synthesis of (±)‐Δ(9,12)‐Capnellene Using Titanium Reagents.
Authors: STILLE J. R. , GRUBBS R. H.
Published: May 2016

The synthesis of the title compound (XI) is described.
ChemInform Abstract: An Efficient, Enantioselective Synthesis of the Taxol Side Chain.
Authors: DENIS J.‐N. , GREENE A. E. , SERRA A. A. , LUCHE M.‐J.
Published: May 2016

Ausgehend von Phenylacetylen (II) wird die Seitenkette von Taxol (I) in Form des Methylesters (VII) in einer Gesamtausbeute von 23% und in hoher optischer Reinheit (e.e.
ChemInform Abstract: Ab initio SCF Calculation on LinHm Molecules and Cations with Four or Less Atoms.
Authors: CARDELINO B. H. , EBERHARDT W. H. , BORKMAN R. F.
Published: May 2016

The stabilities and structures of all possible molecules and monopositive Cations of Li Clusters and hydrides up to four atoms have been analyzed.
ChemInform Abstract: A New Cluster Type: In56+ in Na24InO15.
Authors: WAGNER G. , HOPPE R.
Published: May 2016

The title compound (prepared by oxidation of NaIn with O2 at 350°C, 3 h) crystallizes in the space group 133m, Z=2, with a new structure type that may be derived from that Na2O by doubling of the lattice constant and reordering the cations and anions.
ChemInform Abstract: Nickel‐Sulfate Contacts and SO42‐ ‐ H2O Interactions in Aqueous Solutions.
Authors: CAMINITI R.
Published: May 2016

The results of X‐ray diffraction measurements of NiSO4 aqueous solutions indicate the existence of S03,′ ‐H2O Contacts and of two hydration shells around Ni.
ChemInform Abstract: Physical and Structural Properties of the New Layered Compounds Ta2NiS5 and Ta2NiSe5.
Authors: DI SALVO F. J. , CHEN C. H. , FLEMING R. M. , WASZCZAK J. V. , DUNN R. G. , SUNSHINE S. A. , IBERS J. A.
Published: May 2016

The title Compounds have a novel layered structure: within the layers are rows of Ta atoms separated by rows of Ni atoms.
ChemInform Abstract: Candidate Materials for the Positive Current Collector in Sodium‐Sulfur Cells.
Authors: WROBLOWA H. S. , TISCHER R. P. , CROSBIE G. M. , TENNENHOUSE G. J.
Published: May 2016

Cr2O3 doped with Li2O, MgO, NiO, or Ta2O5 and La, ‐"Sr"CrO3 perovskites have been tested for their suitability as coating materials for positive current collectors in sodium‐sulfur cells.
ChemInform Abstract: Effects of Chlorine on the Properties of Films on Copper Alloys in Sea‐Water.
Authors: FRANCIS R.
Published: May 2016

Films formed in sea‐water dosed with 4 ppm C12 (the range O.3‐4ppm has been studied) on aluminium brass and 90/ l0 Cu‐ Ni are rich in C1′ and Cu.
ChemInform Abstract: Preparation and Characterization of Tetragonal ZrO2.
Authors: ZHANG Y.‐C. , DAVISON S. , BRUSASCO R. , QIAN Y.‐T. , DWIGHT K. , WOLD A.
Published: May 2016

Tetragonal ZrO2 has been prepared by decomposing either the basic carbonate (at 400°C) or the basic nitrate (at 800°C).
ChemInform Abstract: Characterization of the Bi2+ Cluster Cation: Preparation of Single Crystals, Crystal and Molecular Structure of Bi5(AlCl4)3.
Authors: KREBS B. , MUMMERT M. , BRENDEL C.
Published: May 2016

The title compound has been obtained in good yield by a modification of the methods given by Corbett (see scheme).
ChemInform Abstract: Synthesis and Structure of Ba5(Mo4O6)3: A Compound Having the NaMo4O6 Structure Type and Superlattice Ordering of Barium Ions.
Authors: TORARDI C. C. , MCCARLEY R. E.
Published: May 2016

The title Compound has been prepared by pelletizing a BaMoO4‐ MoO2‐ M0 (l 24:3) mixture and annealing "it at 1100°C for one week.
ChemInform Abstract: Preparation and Crystal Structure of La3Re2O10. Example of Metal‐Metal Bonding within Re2O10 Units.
Authors: TORARDI C. C. , SLEIGHT A. W.
Published: May 2016

The title compound has been prepared hydrothermally at 700°C (3 kbar, 8h) Starting from La2O3 and ReO3.
ChemInform Abstract: Potential Dependence of the Stretching Frequency of Carbon Monoxide Bound to the Surface of Platinum Dispersed in an Electrode‐Confined Redox Polymer.
Authors: ANDRE J.‐F. , WRIGHTON M. S.
Published: May 2016

Variation in the electrochemical potential of the electrode results in a change in the stretching frequency of CO bound to elemental Pt dispersed in an electrode‐confined redox polymer derived from an N,N′‐dialkyl‐4,4′‐bipyridinium monomer.
ChemInform Abstract: Metal ‐ Nitroxyl Interactions. Part 46. EPR Spectra of Low‐Spin Iron(III) Complexes of Spin‐Labeled Tetraphenylporphyrins and Their Implications for the Interpretation of EPR Spectra of Spin‐Labeled Cytochrome P450.
Authors: FIELDING L. , MORE K. M. , EATON G. R. , EATON S. S.
Published: May 2016

The spin‐labeled iron porphyrins were prepared by reaction of Fe(II) with ortho‐substituted porphyrins followed by attachment of the spin label because attempts to react Fe(II) with spinlabeled porphyrins resulted in reduction of the nitroxyl radical.
ChemInform Abstract: Deuterium/Protium Fractionation Factors for Polyfunctional Organic Molecules: Direct Determination by 13C NMR Spectroscopy.
Authors: REUBEN J.
Published: May 2016

Deuterium was introduced as CH3OD.
ChemInform Abstract: High‐field Lithium‐7 NMR Spectroscopic and Cryoscopic Relative Molecular Mass Studies on Solutions of Amido‐ and Imido‐lithium Compounds.
Authors: REED D. , BARR D. , MULVEY R. E. , SNAITH R.
Published: May 2016

The structures of the newly prepared compounds, (II), (IV), (VI), (VIII), (X), and of the previously described (XI)‐(XV) are investigated.
ChemInform Abstract: X‐Ray Studies on Potent New Curariform Agents. Part 3. Crystal and Molecular Structure of 1‐Methyl‐2‐phenyl‐3‐hydroxymethylimidazo1,2‐a]pyridinium Chloride.
Authors: POINTER D. J. , WILFORD J. B. , HURSTHOUSE M. B. , WALKER N. P. C.
Published: May 2016

The structure of the title compound (I), representative of a new series of powerful, selective, monoquaternary neuromuscular blocking systems, has been determined by X‐ray analysis (space group: P21/n; Z=4).
ChemInform Abstract: Structural and Magnetic Study of Ni2(EDTA)(H2O)4·2 H2O. Alternating Lande Factors in a Two‐Sublattice 1D System.
Authors: CORONADO E. , DRILLON M. , FUERTES A. , BELTRAN D. , MOSSET A. , GALY J.
Published: May 2016

The structure of the title complex (I) is evaluated by X‐ray analysis (space group Pnaz, ; Z ‐= 4).
ChemInform Abstract: Conformations of Epimers of Methyl 4,6‐O‐Benzylidene‐2,3‐di‐O‐methyl‐α‐D‐glucopyranoside.
Authors: SVAAN M. , ANTHONSEN T.
Published: May 2016

The title compounds (IIIa) and (V) are synthesized by base‐catalyzed reaction of the glucoside (IIIb) with phenyldichloromethane (IV).
ChemInform Abstract: Electrochemical Studies on β‐Lactams. Part l. Electroreduction of 3‐Halogeno‐β‐lactams.
Authors: CASADEI M. A. , MICHELETTI MORACCI F. , INESI A.
Published: May 2016

Die elektrochemische Reduktion der β‐Lactame (Ia)‐(Ic) nach A) ergibt hauptsächlich das Produkt (Id).
ChemInform Abstract: Substituent Effects in Fluoren‐9‐one Ketyls. Part 3. An Electron Spin Resonance, EN‐ DOR, and TRIPLE Resonance Study of Sodium Ketyl Solutions in Tetrahydrofuran.
Authors: HEROLD B. J. , EMPIS J. M. A. , EVANS J. C. , ROWLANDS C. C.
Published: May 2016

Fluorenone (Ia) and its derivatives (Ib) were reduced by Na.
ChemInform Abstract: Catalytic Reactions of Metalloporphyrins. Part 1. Catalytic Modification of Borane Reduction of Ketone with Rhodium(II) Porphyrin as Catalyst.
Authors: AOYAMA Y. , FUJISAWA T. , WATANABE T. , TOI H. , OGOSHI H.
Published: May 2016

(Octaethylporphyrinato)rhodium(III) Chloride exhibits efficient catalysis in the aerobic reduction of ketones (I) with NaBH4 to give the alcohols (II).
ChemInform Abstract: Regiodirection in the Addition of Alkanethiols to Vinylacetylene in Certain Superbasic Media Involving Alkali Metal Hydroxide.
Authors: AMOSOVA S. V. , MUSORIN G. K. , TROFIMOV B. A. , KEIKO B. B.
Published: May 2016

Bei der Umsetzung von Vinylacetylen (I) mit den Alkanthiolaten (II) in polaren aprotischen Lösungsmitteln erhält man Gemische der vier Sulfide (III)‐(VI).
ChemInform Abstract: Reactions of Ethylene Glycol Acetals with Chlorosilanes.
Authors: MULLAKHMETOVA Z. F. , NEDOGREI E. P. , MUSAVIROV R. S. , KANTOR E. A. , RAKHMANKULOV D. L.
Published: May 2016

Die Ethylenglykolacetale (I) und (IV) reagieren in Gegenwart des sauren Ionenaustauschers KU‐2 mit den Chlorsilanen (II) zu den β‐Chlorethylestern (III) und (V).
ChemInform Abstract: Tertiary Amine Oxides. Part 7. Solvent Effects on the Rearrangement of N‐Arylamine Oxides to O‐Arylhydroxylamines.
Authors: KHUTHIER A.‐H. , AL‐MALLAH K. Y. , HANNA S. Y.
Published: May 2016

Rates (k) of isomerization of (Ia) correlate with the H‐bonding ability of protic solvents such as (II) or THF ‐ H2O mixtures.
ChemInform Abstract: Stereoselectivity in the Photolysis of Diastereomeric Diazene Surfactants in Aggregated Media.
Authors: PORTER N. A. , ARNETT E. M. , BRITTAIN W. J. , JOHNSON E. A. , KREBS P. J.
Published: May 2016

On photolysis in water, even at high dilution, both the meso‐ and the (±)‐bis(cyanododecanoyl) diazenes (free diacids and dimethyl esters) show the same significant retention of the stereochemistry in their photolysis products, the succinodinitriles (II).
ChemInform Abstract: The Use of Microwave Ovens for Rapid Organic Synthesis.
Authors: GEDYE R. , SMITH F. , WESTAWAY K. , ALI H. , BALDISERA L. , LABERGE L. , ROUSELL J.
Published: May 2016

Unter Druck werden in einem Mikrowellen‐Ofen 4 verschiedene Typen chemischer Reaktionen untersucht.
ChemInform Abstract: ESR Studies of Radical Addition to Methylenecycloalkanes.
Authors: MARTI V. P. J. , PAUL V. , ROBERTS B. P.
Published: May 2016

As an extension of previous studies homolytic addition to (I) and methylenecycloalkanes (III) are investigated.
ChemInform Abstract: Dioxetane Radical Cations in Solution. An ESR and Cyclic Voltammetry Study.
Authors: NELSEN S. F. , KAPP D. L. , GERSON F. , LOPEZ J.
Published: May 2016

The radieal cation (II) obtained by oxidation of either (I) or its dioxetane (III) adopts a conformation twisted at the dioxetane ring.
ChemInform Abstract: Unique Basicity Properties of Conjugated Amino Cyclohexenone Derivatives.
Authors: TAFT R. W. , GAL J.‐F. , GERIBALDI S. , MARIA P.‐C.
Published: May 2016

Conjugated amino cyclohexenones of type (I) possess bond acceptor strenghts and gasphase proton‐transfer basicities which are uniquely large.
ChemInform Abstract: Photochemical and Chemical Enzyme Catalyzed Debromination of meso‐1,2‐Dibromostilbene in Multiphase Systems.
Authors: MAIDAN R. , WILLNER I.
Published: May 2016

The photochemically and chemically induced debromination of meso‐dibromostilbene (I) to trans‐stilbene (II) using enzyme‐catalyzed systems A) supported on sepharose beads is described.
ChemInform Abstract: Chlorination of 3,6‐Di‐tert‐butyl‐orthobenzoquinone by Sulfuryl Chloride.
Authors: GARNOV V. A. , NEVODCHIKOV V. I. , ABAKUMOV G. A. , CHERKASOV V. K. , ABAKUMOVA L. G. , KURSKII YU. A.
Published: May 2016

Bei der Behandlung von 3,6‐Di‐tert.‐butyl‐brenzcatechin (I) mit Sulfurylchlorid entsteht über die Stufe des bereits früher beschriebenen o‐Benzochinons (II) das Dichlorcyclohexendion (III).
ChemInform Abstract: On the Nitration of Polyhaloalkenes by Mixtures of Nitric and Sulfuric Acids.
Authors: YURTANOV A. I. , KOVALENKO S. V. , MARTYNOV I. V.
Published: May 2016

Bei der Behandlung der Di‐ bzw. Trichloralkene (I) mit Nitriersäure erhält man die α‐Nitro‐carbonsäurechloride (II), die in Form der Ester (IV) isoliert werden.
ChemInform Abstract: Synthesis of Higher Alkenyl Sulfamides Using Complex Palladium Catalysts.
Authors: DZHEMILEV U. M. , KUNAKOVA R. V. , SIRAZOVA M. M.
Published: May 2016

p‐ Toluolsulfonamid (I) reagiert mit Butadien (II) unter Palladium‐Katalyse zu dem Mono‐ (IIIa) bzw. Bis‐octadienylsulfonamid (IIIb).
ChemInform Abstract: Reactions of Polyfluoroalkyl o‐Nitrobenzenesulfonates with Tertiary Amines.
Authors: YAMANAKA H. , KUWABARA M. , OKUDO M. , FUKUNISHI K. , NOMURA M.
Published: May 2016

Die Reaktionen der Nitrobenzolsulfonate (I) mit verschiedenen tertiären Aminen zur Synthese von Fluor enthaltenden tertiären Aminen werden untersucht.
ChemInform Abstract: Molecular Recognition on Synthetic Amorphous Surfaces. The Influence of F unctional Group Positioning on the Effectiveness of Molecular Recognition.
Authors: SHEA K. J. , DOUGHERTY T. K.
Published: May 2016

The template synthesis method is used to prepare macroreticular polymers containing sites of organic functional groups.
ChemInform Abstract: A New Method for the Introduction of Arylthio Groups at the α‐Position of Alicyclic Amines.
Authors: TERAO Y. , YASUMOTO Y. , IKEDA K. , SEKIYA M.
Published: May 2016

2‐Aryl(Benzyl)thiopiperidine bzw. ‐pyrrolidine (III) sind durch säurekatalysierte Reaktion der tetracyclischen Hexahydrotriazine (I) mit Thiophenolen oder Benzylmercaptan (II) zugänglich.
ChemInform Abstract: A Facile Preparation of Fluorinated α‐Oxoketene Dithioacetals by Using Hexafluoropropene‐Amine Adducts.
Authors: ISHIHARA T. , SEKI T. , YAMANAKA T. , ANDO T.
Published: May 2016

Durch Umsetzung der Ketendithioacetale (III) mit dem Adduktgemisch (I) und (II) aus Amin und Hexafluorpropen werden die Oxo‐ 52 ketendithioacetal‐ Derivate (IV) neben (V) hergestellt.
ChemInform Abstract: Preparation of Selectively Isotopically Labelled β‐Hydroxypropionic Acid.
Authors: GUTMAN A. L. , RIBON V.
Published: May 2016

Using the reaction sequences shown in Athc schemc, ,ß‐′hydroxypropionic acid or labelled derivatives were synth‐esized as the sodium salts (III) ori(V′I) andA(IX) (no yields given).
ChemInform Abstract: Synthesis and Reactions of Organylchloroethynylsulfides with Phosphorus‐Containing Nucleophiles.
Authors: MIRSKOVA A. N. , SEREDKINA S. G. , KALIKHMAN I. D. , VORONKOV M. G.
Published: May 2016

Die Dichlorvinylsul?de (I) werden unter Phasen‐Transfer‐ Bedingungen zu den Chlorethinylsul?den (II) dehydrochloriert.
ChemInform Abstract: Reaction of Ethyldiazoacetate with N‐2,7‐Octadienylanilines Catalyzed by Copper Compounds.
Authors: FAKHRETDINOV R. N. , MAVRANOV R. M. , DZHEMILEV U. M. , TOLSTIKOV G. A.
Published: May 2016

Die N‐Octadienyl‐aniline (I) reagieren mit Ethyldiazoacetat (II) unter Kupferkatalyse je nach Substitutionsmuster von (I) und Molverhältnis der Komponenten zu den N‐Ethoxycarbonylmethylverbindungen (III), zu den Cyclopropanderivaten (IV), (VI) bzw. (VII) oder unter Isomerisierung zu den Produkten (V).
ChemInform Abstract: Insect Juvenile Hormone Analogues. Part 17. Synthesis and Juvenile Hormonal Activity of Undecenyl Ethers and Their Derivatives.
Authors: VIG O. P. , KAD G. L. , GHOSE J. , SINGH J.
Published: May 2016

Ausgehend von den Undecenylphenylethern (I) werden nach bekannten Labormethoden verschiedene Analoga (II) des Juvenilhormons des roten Baumwollkäfers hergestellt.
ChemInform Abstract: The Reactions of an Unsubstituted Vinamidinium Salt with Organometallic Species and Reducing Agents.
Authors: GUPTON J. T. , NORMAN B. , WYSONG E.
Published: May 2016

Bei der Reaktion des vinylogen Amidinium‐perchlorats (I) mit Aryl‐ Grignard‐Verbindungen (II) werden nach saurer Hydrolyse die Zimtaldehyde (III) oder durch Reduktion mit Boran bzw. Diisobutylaluminiumhydrid (DIBAL) die Allylamine (IV) erhalten.
ChemInform Abstract: Chromium(II) Chloride Reduction of β‐Aryl, α,β‐Unsaturated Nitroalkenes.
Authors: VARMA R. S. , VARMA M. , KABALKA G. W.
Published: May 2016

Die ogß‐ungesättigten Nitroalkene (I) bzw. (III) werden durch Chrom(II)‐chlorid rasch zu den Oximen (II) bzw. (IV) reduziert.
ChemInform Abstract: Reactions of Pentafluorophenyltrimethylsilane with Bis(2,2′‐bipyridine)‐Copper(II) Fluoride.
Authors: SONODA H. , SONODA T. , KOBAYASHI H.
Published: May 2016

Durch die Reaktion des Silans (I) mit dem Kupfer‐Komplex (II) erhält man Pentafluorbenzol (III) neben dem Perfluo‐rbipheny‐l (IV).
ChemInform Abstract: Synthesis of Perfluoroanthraquinone and Aminoperfluoroanthraquinones.
Authors: INOUE H. , TOGANO T. , IKEDA K. , MIHARA H. , HIDA M.
Published: May 2016

Octa‐ ?uoranthrachinon (II) wird" durch Umsetzung von Tetrachlorphthyalsäureanhydrid (I) m.it KaI‐iumfluorid in der Gasphase und anschließende Behandlung des noch ein oder zwei′ Chloratome enthaltenden Rohproduktes mit KF in der Flüssigphase erhalten..
ChemInform Abstract: Flavin‐Catalyzed Reductive Dioxygen Activation with N‐Methyldihydronicotinamide.
Authors: TABUSHI I. , KODERA M.
Published: May 2016

Epoxide formation by an artificial O2 activation system [A) is described.
ChemInform Abstract: On the Epoxidation of 4β‐Chloro‐3(10)‐carene.
Authors: ISAEVA Z. G. , BAKALEINIK G. A. , KAVYLYAEVA G. I. , VERESHCHAGIN A. N.
Published: May 2016

Das Chlorcaren (I) wird mit Peressigsäure zu den Epoxiden (II) und (III) oxidiert.
ChemInform Abstract: Stereochemistry of Adding Ethyl Azidoformate to Bicyclic Olefins.
Authors: KOZLOWSKA‐GRAMSZ E. , HAHN W. E.
Published: May 2016

The stereochemistry of the thermolytic ‐ method A) ‐ and the photolytic ‐ method B) ‐ reactions of norbornene (I), benzonorbornadiene (VI) and of 7‐isopropylidene‐benzo‐ norbornadiene (X) with ethyl azidoformate (II) are investigated.
ChemInform Abstract: Reactions of o‐Quinones with 2,5‐Dimethylthiophene‐3,4‐diylbis(methylenetriphenylphosphonium Chloride) in the Presence of Lithium Hydroxide, Application of Phase Transfer Catalysis.
Authors: NICOLAIDES D. N. , LITINAS K. E. , ARGYROPOULOS N. G.
Published: May 2016

The title reaction [(I) + quinone] yields the expected bis‐Wittig product only in the case of the transformation (II)‐(III), giving the o‐quinomethane derivative (IV) of uncertain configuration as a minor product.
ChemInform Abstract: Hydrothiolysis of Di(2‐thienyl)disulfide.
Authors: VORONKOV M. G. , DERYAGINA E. N. , PAPERNAYA L. K.
Published: May 2016

Bei der Thermolyse von Bis‐(2‐thienyl)‐disul?d (I) in einer Schwefelwasserstoffatmosphäre erhält man in Abhängigkeit von den Reaktionsbedingungen Gemische der Sulfide (II) und (III) mit den Thiophenthiolen (IV) und (V).
ChemInform Abstract: Synthesis and β‐Adrenoceptor Blocking Activity of Thiophenic Analogues of Metoprolol.
Authors: CONDE S. , CORRAL C. , LISSAVETZKY J. , DARIAS V. , MARTIN D.
Published: May 2016

Die Thiophenanaloga (VII) des als β‐Blocker im Handel befindlichen Metoprolols (I) werden ausgehend von 2‐(2‐Methoxy)‐ethylthiophen (II) hergestellt.
ChemInform Abstract: Synthesis of Potential Cytotoxic α‐Methylene γ‐Lactams.
Authors: BELAUD C. , ROUSSAKIS C. , LETOURNEUX Y. , EL ALAMI N. , VILLIERAS J.
Published: May 2016

Die im Titel genannten Verbindungen (III) werden aus den Azomethinen (I) und dem Brommethyl‐acrylester (II) unter d‐en Bedingungen der Reformatskii‐Reaktion hergestellt.
ChemInform Abstract: Photochemical Rearrangement of Fused 1λ4,2‐Thiazines (2‐Azathiabenzenes).
Authors: GAIRNS R. S. , MOODY C. J. , REES C. W. , TSOI S. C.
Published: May 2016

Irradiation of the fused thiazines (I) gives the isomeric fused pyrroles (II).
ChemInform Abstract: Photochemical Conversion of 3‐Azido‐2‐vinylthiophenes Into Thienopyrroles and of 2‐Azidostyrenes Into Indoles.
Authors: GAIRNS R. S. , MOODY C. J. , REES C. W.
Published: May 2016

The azido vinylthiophenes (I) are known or prepared by various methods.
ChemInform Abstract: Intramolecular Steric Factors in the Thermolysis of 4‐Alkylidene‐1‐pyrazolines.
Authors: LEFEVRE G. N. , CRAWFORD R. J.
Published: May 2016

The Diels‐Alder adduct (III) is obtained from (I) and (II).
ChemInform Abstract: Syntheses and Reactions of Fluorine‐Containing Pyrazolium Aminimine.
Authors: IKEDA I. , INEYAMA T. , TSUKAMOTO T. , OKAHARA M.
Published: May 2016

Durch Umsetzung des Per?uorhexens (I) mit 1,1‐Dimethylhydrazin (II) erhält man neben (III) das Imin‐Derivat (IV), das nach Dehydrofluorierung das Dien (V) liefert.
ChemInform Abstract: Synthesis of 3‐Alkyl(Aryl)‐1‐aryI‐1,3‐dihydro‐2H‐benzimidazole‐2‐thiones from 3‐Alkyl(Aryl)‐1‐aryl‐4‐(α‐ and ‐β‐D‐erythrofuranosyl)‐1,3‐dihydro‐2H‐imidazole‐2‐thiones.
Authors: FERNANDEZ‐BOLANOS J. , FERNANDEZ‐BOLANOS GUSMAN J. , FUENTES MOTA J.
Published: May 2016

Die im Titel genannten Imidazol‐Derivate (II) entstehen aus den Ditosylaten (I) bzw. der ungesättigten Verbindung (III) wie im Formelschema angegeben.
ChemInform Abstract: The Reaction of 1,3‐Disubstituted Thioureas with α,ω‐Dibromoacyl Chlorides and the Formation of Spiro Compounds.
Authors: OKAWARA T. , NAKAYAMA K. , YAMASAKI T. , FURUKAWA M.
Published: May 2016

Aus den Thioharnstoffen (I) und den 0m)‐ Dibromacylchloriden (II) werden die 2‐Iminothiazolidinone (III) erhalten, die unter Phasen‐Transfer‐ Katalyse bzw. in Gegenwart von Natriumethanolat teilweise zu den Spiro‐ Verbindungen (IV) cyclisieren.
ChemInform Abstract: Chemistry of Di‐ and Tetrahydropyranes. Part 2. Amines of Dihydropyran Series.
Authors: IBATULLIN U. G. , SAGITDINOVA KH. F. , TULIPOVA G. R. , SAFAROV M. G. , TOLSTIKOV G. A.
Published: May 2016

Durch Dehydrobromierung und nachfolgende Substitution des allylischen Bromatoms entstehen aus dem Dibrom‐tetrahydropyran (I) die Amino‐dihydropyrane (III).
ChemInform Abstract: Studies on Stable Diazoalkanes as Potential Fluorogenic Reagents.
Authors: ITO K. , MARUYAMA J.
Published: May 2016

Ausgehend von den 4‐Methylcumarinen (I) werden gemäß der im Formelschema angegebenen Reaktionsfolge die 4‐Diazomethylcumarine (IV) hergestellt, die mit aciden Komponenten (V) in Gegenwart von Silicagel oder Perchlorsäure zu den Estern und Ethern (VI) reagieren.
ChemInform Abstract: Synthesis of Substituted (2‐Aminophenyl)‐3‐(and ‐4‐) Pyridinylmethanones.
Authors: EARLEY J. V. , GILMAN N. W.
Published: May 2016

Die im Titel genannten Verbindungen (I) bzw. (V) werden in einer Einstufenreaktion aus den Anilinen (III) und den Cyanopyridinen (II) bzw. (IV) in Gegenwart von Bortrichlorid und Aluminiumchlorid erhalten.