bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Pyridazines. Part 27. Acylation Reactions and Procedures for Regioselective Alkylation of (5‐Amino‐4‐pyridazinyl)arylketones.
Authors: HAIDER N. , HEINISCH G.
Published: May 2016

Es wird eine Reihe von Reaktionen des Amino‐pyridazinketons (Ia) beschrieben.
ChemInform Abstract: Heterocyclic Sulphurous Compounds. Part 104. Participation of a Neighbouring Group in the Reactions of 1,2‐Dihydro‐3,1‐benzothiazine‐4‐thiones.
Authors: LEGRAND L. , LOZAC'H N.
Published: May 2016

Um den Einfluß der Alkyl‐ oder Arylgruppe in 1‐Stellung sowie den des angreifenden Nucleophils zu untersuchen, werden die Benzothiazine (I) mit den Hydraziden (II) umgesetzt.
ChemInform Abstract: Synthesis and Antiinflammatory Activity of 7‐Oxo‐1H,7H‐pyrazolo[1,5‐a]pyrimidine‐6‐N‐pyridylcarboxamides.
Authors: DORIA G. , PASSAROTTI C. , SALA R. , MAGRINI R. , SBERZE P. , TIBOLLA M. , BUTTINONI A. , FERRARI M. , TREMOLADA L.
Published: May 2016

Durch Umsetzung der Aminopyrazole (I) mit Ethoxymethylendiethylmalonaten (II) werden die Pyrazolderivate (III) erhalten, die mit Polyphosphorsäure zu den Pyrazolopyrimidinen (IV)ocyclisiert werden.
ChemInform Abstract: Synthesis and Analgetic Activity of Pyrido[3′,2′:4,5]thieno[3,2‐d]pyrimidine‐ 4(3H)‐ones.
Authors: BOUSQUET E. , ROMEO G. , GUERRERA F. , CARUSO A. , AMICO‐ROXAS M.
Published: May 2016

Das 3‐Aminopyridothienopyrimidinon (II) wird aus dem Lacton (I) durch Umsetzung mit Hydrazin erhalten und weiter mit einer Reihe aromatischer Aldehyde zu den Schiffschen Basen (III) umgesetzt.
ChemInform Abstract: Hydrolytic Cleavage of 6‐Oxopurines After Intramolecular Acylation at N‐3.
Authors: ROSEMEYER H. , SEELA F.
Published: May 2016

Die aus dem Cyanethyl‐purin (I) zugänglichen Carbonsäuren (II) ergeben bei der Reaktion mit dem Carbodiimid (III) unter Ringöffnung des Pyrimidinrings die Bicyclen (IV), die zu (V) deformyliert werden.
ChemInform Abstract: Synthesis of 4‐Hydroxy‐2H‐naphtho[1′,2′:4,5]thiazolo[3,2‐a]pyrimidin‐2‐one.
Authors: LIU K.‐C. , SHIH B. J.
Published: May 2016

Die durch Umsetzung des Aminonaphthothiazols (I) mit Malonsäureester (II) erhaltenen Amide (III) bzw. (V) werden mit Orthoameisensäureethylester (VI) zu (VII) cyclisiert.
ChemInform Abstract: Stereochemical Studies. Part 88. Saturated Heterocycles. Part 83.
Authors: FUELOEP F. + , BERNATH G. , SOHAR P.
Published: May 2016

The thiourea (II) and urea (IV) derivatives are prepared from cis‐ and trans‐2‐aminomethylcycloalkanols (I) and (III).
ChemInform Abstract: Chemistry of Coumarins. Synthesis of Some 3,4‐Substituted Coumarins Using the HSAB Principle.
Authors: TABAKOVIC I. , TABAKOVIC K. , GRUJIC R. , TRINAJSTIC N. , MEIC Z.
Published: May 2016

Das Chlor‐nitro‐cumarin (III) reagiert mit den zweiwertigen N,S‐Nucleophilen (II), (IV) und (VII) zu den Kondensationsprodukten (I) bzw. (V) bzw. (VI), wobei das S‐Atom imgner die Nitro‐Gru pe substituiegt.
ChemInform Abstract: Condensed Heterocycles with Thiazole Ring. Part 11. Thiazolo[3,4‐b]triazinones.
Authors: KOVTUN YU. P. , ROMANOV N. N.
Published: May 2016

Die Methylthio‐thiocarbonyl‐hydrazone (I) von α‐Ketocarbonsäuren reagieren mit α‐substituierten Nitrilen (II) zu Dihydrothiazolotriazinium‐Salzen (III), die bei der Einwirkung von Basen in mesoionische Thiazolotriaziniumoxide (IV) übergehen.
ChemInform Abstract: Synthesis and Properties of symm‐Triazine Derivatives. Part 3.
Authors: KELAREV V. I. , AMMAR D. , LUNIN A. F.
Published: May 2016

Die Umsetzung der Bis‐(trichlormethyl)‐triazine (I) mit wäßrigen primären aliphatischen Aminen führt bei Temperaturen wenig über Raumtemperatur zur Substitution eines Trichlormethylrestes, während bei hohen Temperaturen 2‐Oxo‐4‐amino‐triazine (III) erhalten werden.
ChemInform Abstract: Azepines. Part 4. Chemical Evidence for a Didehydroazepine in Reactions of Halogenoazepines with a Strong Base.
Authors: STREEF J. W. , VAN DER PLAS H. C.
Published: May 2016

Die Umsetzung der Azepine (I), deren Herstellung angegeben wird, mit tert.‐Butyllithium (II) führt zu Gemischen der isomeren tert.‐Butyl‐Derivate (V) und (VI).
ChemInform Abstract: Cyclic Esters of Aliphatic Diacids with Pyrocatechol and Hydroquinone.
Authors: BOEHMER V. + , SCHNEIDER F. , FUKUYAMA K. , FUJII S.
Published: May 2016

When the acid chlorides (I) are reacted with hydroquinone (II) at high dilution, only the cyclic dimers (III) are formed, whereas the reaction between (I) and pyrocatechol (IV) yields the monomers (V) and the dimers (VI).
ChemInform Abstract: Reactions of Carboranylbromonium Salts with Nucleophiles.
Authors: GRUSHIN V. V. , DEMKINA I. I. , TOLSTAYA T. P.
Published: May 2016

Das Carboranylbromonium‐Salz (I) reagiert mit den Nucleophilen (IIa) bis (IId) zu Gemischen der entsprechend substituierten Carborane (I IIa) bis (IIIc) bzw. im Falle von Nitrit der Hydroxyverbindung (IIId) mit dem Bromcarboran (IV).
ChemInform Abstract: A Highly Stereoselective Route to 2‐Alkenyltrimethylsilanes.
Authors: SHIMIZU N. , SHIBATA F. , TSUNO Y.
Published: May 2016

Das aus dem Bis silyl‐propen (I) hergestellte trans‐Epoxid (II) reagiert mit den Grignard‐Verbindungen (III) zu den Alkoholen (IV), die bei der Olefinierung mit Natriumhydrid die Z‐Olefine (V) und mit Bortrifluorid‐Etherat die E‐Olefine (VI) ergeben.
ChemInform Abstract: Silenes and Silenoids. Part 9. The Synthesis of Polyfunctional Bis(group l4)‐Substituted Cyclopentadienes via a Novel Cleavage Reaction of Silicon
Authors: ROZELL J. M. JUN. , JONES P. R.
Published: May 2016

Carbon Bonds by Chloride Ion.
ChemInform Abstract: Triorganosilylpotassium Compounds: Novel Access and Some Aspects of Their Reactivity.
Authors: CORRIU R. J. P. , GUERIN C. , KOLANI B.
Published: May 2016

Es wird ein neues Verfahren zur bequemen Darstellung (mit quantitativer Ausb.) von Silylanionen als K‐Salzen wie (IIa) und (IIb) beschrieben.
ChemInform Abstract: Preparation of 3‐Hydroxyl‐vinyl Selenides and 1,3‐Bis(seleno)‐propenes.
Authors: RENARD M. , HEVESI L.
Published: May 2016

The nucleophilic addition of the corresponding K‐seleno1ates to the propargyl alcohols (I) leads to the hydroxyvinyl selenides (II)(exc1usive1yinthe Z‐form) and their regioisomers (III).
ChemInform Abstract: Organogermanium Compounds. Synthesis and Properties of Bioactive Germanium Sesquisulfides.
Authors: KAKIMOTO N. , MATSUI M. , TAKADA T. , AKIBA M.
Published: May 2016

Die aus (I) und (II) zugänglichen Germyl‐Addukte (III) reagieren mit H25 zu den Sesquisul?den (IV), denen auf Grund der MS‐Daten die adamantanoide Struktur (V) zugeordnet wird.
ChemInform Abstract: Reactions of Oxophosphorus(V) Chloride with Tetra‐Organotin Compounds.
Authors: NARULA S. P. , VASHISHT S. , LATA S.
Published: May 2016

Die Reaktion der Tetraalkylstannane (I) mit Phosphoroxychlorid führt im Sinne einer umgekehrten Arbuzov‐Reaktion zu den Verbindungen (II), die unabhängig auch aus Phosphoroxychlorid und (III) gewonnen werden.
ChemInform Abstract: Interaction of 2‐Aryltin Derivatives with Triarylmethyl Salts.
Authors: UGLOVA E. V. , MIKHURA I. V. , PEKELIS B. L. , TEUTOV O. A.
Published: May 2016

Die Arylethylstannane (I) reagieren mit den Trityliumtetra?uoroboraten (II) zu Gemischen der entsprechenden Styrole (III) und Triarylmethane (IV).
ChemInform Abstract: Soluble, Polymeric Fe(II) Tetrazolate Complexes.
Authors: RICHARDS L. , KOUFIS I. , CHAN C. S. , RICHARDS J. L. , COTTER C.
Published: May 2016

Die Umsetzung von Fe(II)‐ammoniumsulfat‐hexahydrat mit einem großen Überschuß an Na‐5‐aryltetrazolaten in sauerstofffreier, wäßriger Lösung führt abhängig vom Ary1‐Substituenten zu einer viskosen Lösung des polymeren Fe(II)‐5‐phenyltetrazolat‐Komplexes mit der Stöchiometrie [(FeL3)′]" (L: 5‐Phenyltetrazolat) oder zu den kristallinen Produkten FeLg ‐ xHzO (L: 5‐(p‐Methylphenyl)‐tetrazolat, x:3 sowie L: 5‐(p‐Nitrophenyl)‐tetrazolat, n:9).
ChemInform Abstract: Structure, Spectroscopy and Magnetism of Di‐iodo‐bridged Tetrahedral Cobalt(II) Compounds.
Authors: GORTER S. , HINRICHS W. , REEDIJK J. , RIMBAULT J. , PIERRARD J. C. , HUGEL R. P.
Published: May 2016

Die durch 1:2‐molare Umsetzung von C012 und dem Phosphin bzw. Phosphinoxid in siedendem Benzol dargestellten Titelkomplexe (I) werden durch Röntgenstrukturanalyse, Ligandenfeld‐ u. IR‐Spektren SOWiC magnetische Suszeptibilitätsmessungen, aus denen auf einen starken antiferromagnetischen Austausch zwischen den Co(II)‐Ionen geschlossen wird, charakterisiert.
ChemInform Abstract: Synthesis and Characterization of Co(III) Complexes of 2‐Pyridinecarboxaldehyde Thiosemicarbazone.
Authors: BAMGBOYE T. T. , BAMGBOYE O. A.
Published: May 2016

Co(II)‐Salze reagieren in HCl‐haltiger wäßriger Lösung mit dem Liganden in EtOH (20°C, l‐4 h) zu den Titelkomplexen (I).
ChemInform Abstract: Partial Coordination in an Adduct of an Osmium Imido Complex: X‐Ray Molecular Structure of (OsO3(NOct))2·N2C6H12.
Authors: GRIFFITH W. P. , MCMANUS N. T. , SKAPSKI A. C. , WHITE A. D.
Published: May 2016

The tetrahedral oxo‐imido complex OsO3(NCMe2CH2tBu), obtained by reaction of OsO4 with tert‐octylamine, forms the 2:1 title adduct (I) with 1,4‐diazabicyclo[2.2.2]octane.
ChemInform Abstract: Porphyrin Synthesis by Ring Transplantation.
Authors: KAEMPFEN U. + , ESCHENMOSER A.
Published: May 2016

Octaethyl‐porphyrinogen (I) wird nach Hydrierung zu (II) in glatter Reaktion mit dem Pyrrol (III) in Gegenwart von Schwefelsäurein das gemischte Porphyrin (IV) übergeführt.
ChemInform Abstract: Steroids. Part 316. Reaction of 3,4a‐Disubstituted 4,4‐Dimethyl‐5,6β‐epoxy‐A‐homo‐ 5β‐cholestane Derivatives with Reducing Agents.
Authors: VELGOVA H. , ZAJICEK J.
Published: May 2016

Reaction of the stereoisomeric cholestanols (Ia), (IIa), (IIIa), and (V) with LiAlHg is described.
ChemInform Abstract: A,B‐Indolosteroids. Part 13. A Novel Modification of the Steroid Aglycone of Solasodine.
Authors: GUTNIK S. B. , SHNER V. F. , KULESHOVA L. N. , SUVOROV N. N.
Published: May 2016

The synthesis of the compounds (VII) and (VIII), which belong to the A‐ nor‐3‐azaspirosolane and the A‐nor‐3‐azapregnane series, respectively, is described as well as some findings concerning the syntheses which correct earlier data.
ChemInform Abstract: Synthesis of Aromatic Amino Acid Ethyl Esters by α‐Chymotrypsin in Solutions of High Ethanol Concentrations.
Authors: KISE H. , SHIRATO H.
Published: May 2016

N‐Acetyl‐L‐tryptophan und N‐Acetyl‐L‐tyrosin werden mit α‐Chymotrypsin in Wasser/Ethanol in die Ethylester übergeführt.
ChemInform Abstract: Acid‐Catalyzed Rearrangement of Butyl 2‐0‐ Acetyl‐4,5‐anhydro‐3,6‐dideoxyhexaldonate.
Authors: CHMIELEWSKI M. , GUZIK P. , HINTZE B. , DANIEWSKI W. M.
Published: May 2016

The mixture of the stereoisomeric epoxides (I) and (II), prepared by acetylation of the corresponding alcohols, can be separated into the pure components by a chromatographic procedure, but the rearrangement with one of these was performed only on an analytical scale and was monitored by TLC.
ChemInform Abstract: The Preparation of Immunogens Bearing Immunodeterminants Known to Occur on Glycoproteins.
Authors: EKBORG G. , GLAUDEMANS C. P. J.
Published: May 2016

Ausgehend von dem Mannosid (Ia) wird das über die Stufen (Ib)‐(Id) dargestellte partiell geschützte Derivat (Ie) mit dem Bromid (II) zum Disaccharid (IIIa) kondensiert.
ChemInform Abstract: Synthesis of Fused Lactone Nucleosides via Stereoselective Wittig Olefination of Hexopyranosyl Keto‐nucleosides.
Authors: HERSCOVICI J. , EGRON M.‐J. , ANTONAKIS K.
Published: May 2016

Die Wittig‐Olefinierung des wie angegeben dargestellten Nucleosids (IV) zu (V) stellt den Schlüsselschritt der beschriebenen Reaktionssequenz zur Zielverbindung (VII) dar.
ChemInform Abstract: Phase‐Transfer‐Catalyzed Synthesis of 2,3,4,6‐Tetra‐O‐acetyl‐β‐D‐galactopyranosides.
Authors: KLEINE H. P. , WEINBERG D. V. , KAUFMAN R. J. , SIDHU R. S.
Published: May 2016

Durch Phasen‐Transfer‐katalysierte Umsetzung des Bromids (I) mit den Phenolen (II) wird eine Vielzahl substituierter Aryl‐galaktopyranoside (III) dargegestellt.
ChemInform Abstract: Synthesis of D‐ribo‐C‐Nucleoside Analogues by Dehydration of New D‐allo‐Pentitol‐1‐yl Heterocycles.
Authors: PEREZ J. A. G. , CABALLERO R. B. , VENTULA A. C.
Published: May 2016

Aus dem Heptosamin (I) entstehen durch Kondensation mit den 1,3‐Dicarbonylverbindungen (II) die Pyrrol‐ bzw. Tetrahydroindol‐Derivate (III).
ChemInform Abstract: Synthesis of Blood‐Group Substances. Part 14. Chemical Synthesis of the Human Pk‐ Antigenic Determinant.
Authors: JACQUINET J.‐C. , SINAY P.
Published: May 2016

Die durch Benzoylierung des Disaccharids (Ia) entstehenden anomeren Verbindungen (Ib) und (Ic) werden nach chromatographischer Trennung zu (IIa) bzw. (IIb) hydrolysiert.
ChemInform Abstract: Synthesis of Pyrazofurins: Further Correlations between Configuration‐Conformation and 1H‐NMR Data for C‐(2,3‐O‐Isopropylideneglycofuranosyl) Derivatives.
Authors: HERRERA F. J. L. , BAELO C. U.
Published: May 2016

Durch Wittig‐Reaktion der geschützten Ribofuranose (I) entstehen die β‐Ketoester (II), die wie angegeben in die anomeren Pyrazofürine (VI) übergeführt werden.
ChemInform Abstract: 8‐Methoxycarbonyloctyl 2‐O‐α‐D‐Glucopyranosyl‐α‐D‐glucopyranoside.
Authors: ASPINALL G. O. , GURJAR M. K.
Published: May 2016

Die Synthese des im Titel genannten Disaccharids (IVc) gelingt entsprechend den im Formelschema gezeigten Umsetzungen.
ChemInform Abstract: Convenient Preparation of N‐Protected Nucleosides with the 2,2,2‐Trichloro‐t‐butyloxycarbonyl (TCBOC) Group.
Authors: ZHOU X.‐X. , UGI I. , CHATTOPADHYAYA J.
Published: May 2016

TCBOC protected derivatives (II), (V), (VI), (VIII) of nucleosides (I), (IV), (VII) have been prepared using a "one‐pot" procedure involving protection of the hydroxyl functions with trimethylsilyl Chloride.
ChemInform Abstract: Boronolide: Structure and Stereochemistry (X‐Ray Analysis).
Authors: KJAER A. , NORRESTAM R. , POLONSKY J.
Published: May 2016

The structure of boronolide (I) is established to be (6R, l ′R,2′R,3′S) by means of X‐ray diffraction analysis.
ChemInform Abstract: Perrottetins E, F and G from Radula perrottetii (Liverwort). Isolation, Structure Determination and Synthesis of Perrottetin E.
Authors: TOYOTA M. , TORI M. , TAKIKAWA K. , SHIOBARA Y. , KODAMA M. , ASAKAWA Y.
Published: May 2016

Die Herstellung von Perrottetin E (VIIa) erfolgt gemäß dem Formelschema aus dem Aldehyd (I) über den Dialdehyd (III) und den Bis‐phosphonester (IV), der mit 3‐Hydroxy‐benzaldehyd (V) zu (VI) kondensiert und weiter zu (VIIa) hydriert wird.
ChemInform Abstract: Carbene Ligands as Anthracyclinone Synthons. Part 2. Chromium Mediated Cycloaddition of Alkynes, Carbenes,and Carbon Monoxide: Application to Ring B Synthesis in Anthracyclinones.
Authors: DOETZ K. H. + , POPALL M.
Published: May 2016

Das Alkin (VII) läßt sich mit dem Cr‐Komplex (II) unter Cycloaddition in einen Tricyclus überführen, der nach Dekomplexierung das Anthracen (VIII) ergibt.
ChemInform Abstract: Synthesis of the β‐Lactam Antibiotic (+)‐Thienamycin via an Intermediate n‐Allyltricarbonyliron Lactone Complex.
Authors: HODGSON S. T. , HOLLINSHEAD D. M. , LEY S. V.
Published: May 2016

The epoxide (III) is obtained from (I) as shown in the scheme.
ChemInform Abstract: Synthesis of (R)‐ and (S)‐10‐Methyl‐1‐dodecyl Acetate, Sex Pheromone Components of the Smaller Tea Tortrix Moth (Adoxophyes sp.), from Chiral Synthons Prepared via Asymmetric Synthesis.
Authors: HJALMARSSON M. , HOEGBERG H.‐E. +
Published: May 2016

The precursor (R)‐2‐methylbutanoic acid (III) is obtained from (I) via a known alkylation procedure.
ChemInform Abstract: The Production of High Purity Oxygen.
Authors: BUEHLER K. , WINNICK J.
Published: May 2016

The use of an oxygen concentration cell (the anode consists of NiCo2O4, TFE bonded, on gold‐plated 100 mesh nickel scre en , the cathode consists of Pt black, TFE bonded, on gold‐plated 100 mesh Ni screen; an asbestos matrix separates the electrodes and supports KOH saturated H2O) is examined as a means of economic, one‐site production.
ChemInform Abstract: The Rich Mechanistic World of Nucleophilic Vinylic (SNV) Substitution
Authors: RAPPOPORT Z.
Published: May 2016

Review: (analysis of a diversity of mechanistic routes.
ChemInform Abstract: M2Ta9S6 (M: Fe, Co, Ni). A Metal‐Rich Channel Structure with Condensed Tetrakaidecahedral Tantalum Clusters.
Authors: HARBRECHT B. , FRANZEN H. F.
Published: May 2016

The title compounds have been prepared by high temp. techniques.
ChemInform Abstract: Photoelectrolytic Reactivity of Ru Pairs in Semiconducting RuP3 Electrodes.
Authors: TRIBUTSCH H. , HOENLE W. +
Published: May 2016

The n‐type Material RuP3 should be a promising semiconductor electrode for light‐induced oxygen evolution from water, because it has a valence band derived from Ru d‐states and is chemically nearly as stable as RuS2.
ChemInform Abstract: Properties of Sc7Cl10 Revisited.
Authors: DISALVO F. J. , WASZCZAK J. V. , WALSH W. M. JUN. , RUPP L. W. JUN. , CORBETT J. D.
Published: May 2016

The pseudo‐one‐dimensional compound Sc7Cl1o has been reinvestigated down to 4.2 K. Sc7Cl", is a good conductor and has local magnetic moments.
ChemInform Abstract: Surface Composition of the ZrMnZTM Systems (T: Mn, Fe, Co, Ni) as Determined by Auger Electron Spectroscopy.
Authors: SMITH H. K. , WALLACE W. E.
Published: May 2016

Comparison of the surface features of the hydrogen‐absorbing intermetallic title systems (significant as hydrogen storage materials) reveals two trends.
ChemInform Abstract: High Temperature Oxidation of NiAl Alloys with the Addition of 3d Transition Elements.
Authors: ALLAVERDOVA N. V. , KUCHERENKO L. A. , PORTNOI V. K. , SOKOLOVSKAYA E. M.
Published: May 2016

Kinetic studies on NiAl alloys with additions of Ti, V, Cr, Mn, Fe, Co, or Cu at temp. between 1373 and 1573 Kshow, that modifying additions of Ti, Cr, Fe, and Co (1 wt.‐%) stabilize the oxidation resistance both of the stoichiometric NiAl composition and of solid solutions of Ni in NiAl.
ChemInform Abstract: H/D Isotope Exchange in the D2 ‐ H2O System Under the Influence of Ultrasound.
Authors: FISCHER C.‐H. , HART E. J. , HENGLEIN A.
Published: May 2016

H2O is irradiated by 300 kHz ultrasound under Ar, D2, and Ar ‐ D2 mixtures, and the isotopic composition of the gas is determined.
ChemInform Abstract: Synthesis and Properties of the Decatungstate Ion.
Authors: LORENTE L. , MARTINEZ M. A. , ARRIETA J. M. , SANTIAGO C. , ARNAIZ A. , KATIME I. A.
Published: May 2016

The colourless decatungstates (III) have been prepared according to the scheme.
ChemInform Abstract: Chemistry of Boron. Part 166. NMR and He(I) PE Spectroscopic Studies on Diisopropyl‐ and Di‐tert‐butylboranes.
Authors: NOETH H. + , PRIGGE H.
Published: May 2016

Die 1H‐, "B‐, ′3C‐ und "N‐NMR‐Daten einer Reihe von Diisopropyl‐ und Di‐tert.‐butyl(diorganylamino)boranen werden untersucht.
ChemInform Abstract: Distonic Oxonium and Ammonium Radical Cations. A Neutralization‐Reionization and Collisional Activation Study.
Authors: WESDEMIOTIS C. , DANIS P. O. , FENG R. , TSO J. , MCLAFFERTY F. W.
Published: May 2016

The distonic radical ions ·CH2 ‐ CH2 ‐ X+ H and ·CH2‐ R‐CH2‐X+H (R: ‐CH2‐, ‐CHMe‐, ‐CH2‐CH2‐; X: ‐OH, ‐ NH2) and their molecular ion counterparts H ‐ R‐ X+· have been studied with isotopic labeling and mass spectra produced by neutralization‐reionization and collisionally activated dissociation.
ChemInform Abstract: Toward an ab initio Derivation of Crystal Morphology.
Authors: BERKOVITCH‐YELLIN Z.
Published: May 2016

Amethod is presented for the calculation of the habit of organic crystals (benzamide, benzoic acid, or α‐glycine, e.g.) from known crystal structure and symmetry.
ChemInform Abstract: Optical Resolution of 3a,4,7,7a‐Tetrahydro‐4,7‐methano‐1H‐indene Derivatives.
Authors: ITO T. , OKAMOTO Y. , MATSUMOTO T.
Published: May 2016

The enantiomers of title compounds (I) are resolved by column chromatography on a chiral phase [successful only in the case of benzoate (Ib)] or, on a larger scale, kinetically by asymm. epoxidation of (±)‐(Ia) to yield a mixture of ( +)‐(Ia) and (‐ )‐(ll).
ChemInform Abstract: Synthesis, Molecular Structure and Absolute Configuration of l‐α‐Phenethyl‐ 3‐(2‐cyanoethyl)‐piperidone‐4.
Authors: GRISHINA G. V. , ABDULGANEEVA S. A. , POTAPOV V. M. , IVANOVA I. A. , ESPENBETOV A. A. , STRUCHKOV YU. T. , GRISHINA I. A. , LUTSENKO A. I.
Published: May 2016

Die aus optisch aktiven Piperidonen (I) und Pyrrolidinen (II) gebildeten optisch aktiven Enamine (III) ergeben bei der Michael‐ Addition von Acrylnitril oder Acrylsäuremethylester (IV) 1:1‐Gemische der Diastereomeren (V) und (VI).
ChemInform Abstract: Reaction of Fluorine‐Containing β‐Dicarbonyl Compounds with Ethylmercaptan.
Authors: PASHKEVICH K. I. , FOMIN A. N. , SALOUTIN V. I. , BAZHENOV D. V. , GRISHIN YU. K. , USTYNYUK YU. A.
Published: May 2016

Die 1,3‐Diketone (I) reagieren aus der Enolform (II) heraus mit Ethanthiol (III) zu den Halbacetalen (IV).
ChemInform Abstract: Reaction of Alkyl 2‐Chloro‐1,1,2‐trifluoroethyl Ethers with Lewis Acids.
Authors: HUDLICKY M.
Published: May 2016

Durch Reaktion des Chlortrifluorethyl‐ethylethers (I) mit BF3‐Etherat oder AlCl3 erhält man die Ethylhalogenide (II) sowie die Chlor?uoracetylhalogenide (III), die mit Ethanol in die Ester übergeführt werden.
ChemInform Abstract: Tetramethyl 3,7‐Dihydroxybicyclo[3.3.1]nona‐2,6‐diene‐2,4,6,8‐tetracarboxylate: A Useful Companion to Meerwein′s Ester.
Authors: BERTZ S. H.
Published: May 2016

Der aus dem Tetramethylacetal (I) zugängliche Malondialdehyd (II) kondensiert mit Acetondicarbonsäuredimethylester (III) pH‐abhängig je nach den Bedingungen über diskutierte Zwischenstufen zum Cyclohexenon‐2,6dicar bonsäureester (IV) und dem Bicyclononadien‐tetracarbonsäureester (V), der zum Bicyclo[3.3.1]nonan‐3,7‐dion (VI) verseift und decarboxyliert wird.
ChemInform Abstract: Barium Hydroxide as Catalyst in Organic Reactions. Part 5. Application in the Horner Reaction Under Solid‐Liquid Phase‐Transfer Conditions.
Authors: SINISTERRA J. V. , MOULOUNGUI Z. , DELMAS M. , GASET A.
Published: May 2016

Die Olefinierung von Aldehyden (I) mit Phosphonsäureestern (II) wird durch Bariumhydroxid als Katalysator hinsichtlich Ausbeute und Reaktionszeit verbessert.
ChemInform Abstract: On the Conjugative Isomerizations of β,γ‐Unsaturated Esters. Stereochemical Generalizations and Predictions for 1,3‐Prototropic Shifts Under Basic Conditions.
Authors: ALCOCK S. G. , BALDWIN J. E. , BOHLMANN R. , HARWOOD L. M. , SEEMAN J. I.
Published: May 2016

Wie im Formelschema skizziert, werden Umlagerungsreaktionen zahlreicher ß,y‐ungesättigter Ester in entsprechende ouß‐ungesättigte Ester in Gegenwart von NaH in THF untersucht.
ChemInform Abstract: Diozonolyses of Acyclic Conjugated Dienes in Methanol.
Authors: GRIESBAUM K. , ZWICK G.
Published: May 2016

In the diozonolyses (i.e reactions with 2 molar equiv of ozone) of the dienes (Ia), (Ib), (VII) or (XI) in methanol subsequent reactions of the primary cleavage products afforded abnormal products arising from cleavage of both the double and the single bonds of the diene systems (cf.
ChemInform Abstract: Chloro‐ and Bromo‐Fluorination of Acyclic and Cyclic CN Multiple Bond Systems.
Authors: GEISEL M. , MEWS R.
Published: May 2016

The nitrile (I) reacts with C12 or Br2 in the presence of HgFz to give the N,N‐dihalo‐1,1‐difluoromethanamines (II) and (III).
ChemInform Abstract: Some Observations on the Iodination of 2‐Naphthol and Its Methyl Ether.
Authors: SMITH W. B.
Published: May 2016

6‐Brom‐ 2‐naphthol (Ia) und sein Methylether (Ib) werden mit KI in Gegenwart von Nickelbromid und Tributylphosphin zu den Iodverbindungen (II) substituiert; (IIb) kann auch direkt aus 2‐Methyl‐naphthalin (III) erhalten werden.
ChemInform Abstract: Radical Decarboxylative Bromination of Aromatic Acids.
Authors: BARTON D. H. R. , LACHER B. , ZARD S. Z.
Published: May 2016

Aus den Säurechloriden (I) werden die Thiohydroxamsäureester (III) erhalten, die unter Radikal‐bildenden Bedingungen mit Brom‐trichlormethan zu den Bromiden (IV) in guten Ausbeuten gespalten werden.
ChemInform Abstract: Aromatic Polyfluoro‐Compounds. Part 58. The Reaction of n‐Butyllithium with Methyl‐, Fluoromethyl‐ and Difluoromethyl‐pentafluorobenzene.
Authors: COE P. L. , OLDFIELD D. , TATLOW J. C.
Published: May 2016

Die Metallierung der Benzylposition von Methyl‐, Fluormethyl‐ und Difluormethyl‐penta?uorbenzol (Ia)‐(Ic) mit Butyllithium gelingt nicht.
ChemInform Abstract: Synthesis of 8‐Hydroxy‐1‐naphthaldehyde.
Authors: ELLIGER C. A.
Published: May 2016

Die im Titel genannte Verbindung (III) wird auf dem gezeigten Weg aus (I) erhalten.
ChemInform Abstract: Chemistry of Reactive Cations Derived from Sulfur Dioxide Analogues.
Authors: LUX R. , SCHWOEBEL A. + , KRESZE G.
Published: May 2016

Only the cationic sulfur diimide (I) reacts with alkenes (III) to yield the [2 + 2] cycloadducts (IV) regioselectively; 83 these which may be hydrolyzed by bases to the sulfinic acid amides (V).
ChemInform Abstract: 2,5‐Unsubstituted Pyrrolidines from Formaldehyde and Amino Acids Through in situ Azomethine‐Ylide 1,3‐Dipolar Cycloaddition to Alkenes.
Authors: JOUCLA M. , MORTIER J.
Published: May 2016

Paraformaldehyd (I), Sarcosin (II) und die Alkenester (III) cyclisieren zu den Pyrrolidinen (IV).
ChemInform Abstract: 5‐Substituted Indoles via Sodium‐indoline‐2‐sulfonate. A Reexamination.
Authors: RUSSELL H. F. , HARRIS B. J. , HOOD D. B. , THOMPSON E. G. , WATKINS A. D. , WILLIAMS R. D.
Published: May 2016

Ausgehend von Indol (I) sind über (II) durch elektrophile aromatische Substitution des Indolins (III) die S‐substituierten Indole (IV) zugänglich.
ChemInform Abstract: Chemistry and Stereochemistry of Iridoids. Part 7. Enantiomerically Pure Intermediates for the Synthesis of Diastereomeric 12‐epi‐Prostaglandins.
Authors: WEINGES K. , BRUNNER D.
Published: May 2016

Treatment of (Ia) and (IIa) with tosyl chloride (III) or p‐bromobenzenesulfonyl Chloride (IV) yields (Ib), (Ic), (IIb) or (IIc), respectively.
ChemInform Abstract: Synthesis of Heterocyclic Compounds. Part 50. Preparation of Ethyl 2,4‐Diaryl‐5‐cyano‐1,6‐dihydro‐6‐thioxo‐3‐pyridinecarboxylates from Ethyl α‐Benzoylcinnamates.
Authors: RUBIO M. J. , SEOANE C. , SOTO J. L. , SUSAETA A.
Published: May 2016

Treatment of the cinnamates (II) with cyanothioacetamide (I) gives the cyclization products (III).
ChemInform Abstract: Studies on Pyrimidine Derivatives. Part 38. Cross‐Coupling Reaction of N‐Heteroaryl Iodides with Ethoxycarbonylmethylzinc Bromide in the Presence of Palladium Catalyst.
Authors: YAMANAKA H. , AN‐NAKA M. , KONDO Y. , SAKAMOTO T.
Published: May 2016

Die Reformatsky‐Reaktion verschiedener N‐Hetero‐aryliodide, z.B. (I), (III) und (V), führt bevorzugt zu den entsprechenden Estern (II), (IV) und (VI), wenn sich das Iodatom in α‐ oder γ‐Position zum Stickstoff befindet.
ChemInform Abstract: Chemistry of Glutamic Acid Analogues. Structure of an Isoxazolo[5,4‐f]indolizine Derivative.
Authors: BREHM L. , JOHANSEN J. S. , KROGSGAARD‐LARSEN P.
Published: May 2016

The‐title compound (III), a derivative of a new ring system, is formed, in addition to (II), by the reaction of the amide (I) with NaH/DMF.
ChemInform Abstract: Ring Transformations of 6‐Oxo‐6H‐1,3‐thiazine‐5‐carbonitrile into Pyrimidine, Imidazoline and Thiazole Derivatives.
Authors: BRIEL D. , WAGNER G.
Published: May 2016

Oxothiazincarbonitril (I) wird mit den im Formelschema angegebenen Aminen zu den im Titel genannten Heterocyclen (III), (V) und (VII) umgesetzt.
ChemInform Abstract: Quinoxalines. Part 22. Aryl Migration of 2‐Aroylquinoxalines to 2‐Arylquinoxalines.
Authors: HIGASHINO T. , TAKEMOTO M. , TANJI K. , IIJIMA C. , HAYASHI E.
Published: May 2016

Die durch Umsetzung von Chinoxalin (I) mit den aromatischen Aldehyden (II) dargestellten Aroyl‐substituierten Heterocyclen (III) reagieren unter basischen Bedingungen zu den Produkten (IV) sowie zu den durch Addition von Dimethylsulfoxid entstehenden Verbindungen (V).
ChemInform Abstract: Synthesis and Structural Studies of 8‐Amino‐10,11‐dihydro‐5H‐dibenzo‐[b,e][1,4]thiazepine‐11‐one.
Authors: JOSHI B. C. , PANDE J.
Published: May 2016

Entsprechend dem Formelschema wird (V) hergestellt.
ChemInform Abstract: Chemistry of Boron. Part 165. Diisopropyl‐ and Di‐tert.‐butylborane Derivatives.
Authors: HOEBEL U. + , NOETH H. + , PRIGGE H.
Published: May 2016

Die leicht zugänglichen Diorganylborane (IIa) werden einer Reihe von Reaktionen unterworfen, wobei der Einfluß der sperrigen Gruppen R2 auf die Reaktivität verfolgt werden kann.
ChemInform Abstract: Reactions of Metal and Metalloid Compounds with Polyfunctional Molecules.
Authors: MELLER A. , ARMBRECHT M.
Published: May 2016

Durch Reaktion des Hydroxylamins (I) mit den Halogenboranen (II) erhält man die Borazine (III).
ChemInform Abstract: 1,2‐Di‐tert‐butylmethylenphosphane and its Adducts with Aluminiumchloride, Sulphur and Selen.
Authors: NIECKE E. , SYMALLA E.
Published: May 2016

Die im Titel genannte Verbindung (IV) entsteht aus tert.‐Butylbis‐(trimethylsilyl)‐phosphan (I) und Pivalaldehyd (II) über das Phosphan (III).
ChemInform Abstract: A New General Route to Diphosphenes via Germylated Compounds.
Authors: COURET C. , ESCUDIE J. , RANAIVONJATOVO H. , SATGE J.
Published: May 2016

Die Behandlung der wie aufgezeichnet synthetisierten Germylphosphine (II) mit einem Überschuß an DBU ergibt die entsprechenden Diphosphene (IV), von denen nur die mit sperrigem R, (IVc) und (IVe), stabil sind.
ChemInform Abstract: Studies on Phosphazenes. Part 27. Synthesis of (Triphenylphosphazenyl)pentachloro and ‐pentafluoro‐cyclotriphosphazenes.
Authors: SWAMY K. C. K. , RAMABRAHMAM P. , KRISHNAMURTHY S. S.
Published: May 2016

Die im Titel genannten Verbindungen (II) werden auf verschiedenen Wegen aus (I) erhalten.
ChemInform Abstract: Selenium‐substituted Derivatives of Squaric Acid and Selenoquadraines.
Authors: KOEHLER K. + , OFFERMANN G. , SEITZ G.
Published: May 2016

Vertreter der Titelverbindungen lassen sich auf den Verschiedenen beschriebenen Synthesewegen herstellen.
ChemInform Abstract: Preparation of 4,2′‐Iodonio‐3‐phenyl‐1,2‐benzisoxazole Fluoroborate and Crystal Structure of Its Monohydrate.
Authors: BATSANOV A. G. , PETROV V. N. , STRUCHKOV YU. T. , EGOROVA L. D. , LISICHKINA I. M. , TOLSTAYA T. P.
Published: May 2016

Durch doppelte oxidative Cyclisierung des Iodbenzophenonoxims (I) erhält man den Polycyclus (II) neben den beiden Benzisoxazolen (III) und (IV).
ChemInform Abstract: First Examples of Polynuclear, Sulfur‐Containing, Zirconium Compounds.
Authors: COUCOUVANIS D. , LESTER R. K. , KANATZIDIS M. G. , KESSISSOGLOU D. P.
Published: May 2016

The trinuclear Cluster (III) is obtained from the reaction between (I) and (II) in THF with evolution of H2 and a cyclic thioborane by‐product.
ChemInform Abstract: A Compound with a Tin‐Phosphorus Double Bond: The First Stable Stannaphosphene.
Authors: COURET C. , ESCUDIE J. , SATGE J. , RAHARINIRINA A. , ANDRIAMIZAKA J. D.
Published: May 2016

The synthesis of the phosphine (IV) is described as shown.
ChemInform Abstract: Photocatalysis of Oxygen Transfer from p‐Cyano‐N,N‐dimethylaniline N‐Oxide to meso‐(Tetraphenylporphinato)chromium(III) Chloride.
Authors: YUAN L.‐C. , CALDERWOOD T. S. , BRUICE T. C.
Published: May 2016

Anhand von Ergebnissen einer Modelluntersuchung für Cytochrom P‐450, basierend auf einer quantitativen Oxidation des Diols (I) durch das N‐Oxid (II) in Gegenwart des Titelkomplexes (III) zu (IV) und (V), wird gezeigt, daß die Reaktion nur bei photokatalytischer Aktivierung erfolgt.
ChemInform Abstract: Nucleophilic Attack on η2‐Acetyl Ligands. Structure of a Bridging η2‐Acetone Complex.
Authors: MARTIN B. D. , MATCHETT S. A. , NORTON J. R. , ANDERSON O. P.
Published: May 2016

Investigations of the kinetics and mechanism of the decarbonylation of the heterobimetallic complexes (I) show that the formation of the acetyl/oxycarbene bridge in (II) from the nz‐acetyl complex (I) occurs by nucleophilic attack on the nz‐acetyl carbon by the metal of the (p‐OC)M(CO)2(C5H4R2) ligand of (I).
ChemInform Abstract: New Carbon‐Carbon Bond‐Forming Reaction of Carbon Monoxide: Remarkable Trialkylation of a Carbonyl Ligand in a Molybdenum Pentadienyl Complex.
Authors: KRALIK M. S. , HUTCHINSON J. P. , ERNST R. D.
Published: May 2016

Tre atment of the complex (I) with K‐ZA‐dimethylpentadienide leads to the formation of the anion (II), which on addition of 1 equiv. of MeI yields the complex (III).
ChemInform Abstract: Crystal and Molecular Structure of and Magnetic Coupling in Two Complexes Containing Gadolinium(III) and Copper(II) Ions.
Authors: BENCINI A. , BENELLI C. , CANESCHI A. , CARLIN R. L. , DEI A. , GATTESCHI D.
Published: May 2016

Die entsprechenden, quadratischplanaren Cu(II)‐Schiffschen‐Basen‐Komplexe reagieren mit hydratisiertem‐ Gd(III)‐perchlorat unter Bildung der Dreikernkomplexe (I).
ChemInform Abstract: Formation and Thermal Reactions of Rh‐C Bonds Derived from the Reactions of (RhOEP)2 with Alkyl C‐H Bonds in Alkylaromatics.
Authors: DEL ROSSI K. J. , WAYLAND B. B.
Published: May 2016

(Octaethylporphyrin)rhodium(II) (I) reacts with toluene and related methyl‐substituted aromatics at the methyl C‐Hbonds to form organometallic benzyl derivatives (II).
ChemInform Abstract: Cystine Peptides. The Antiparallel β‐Sheet Conformation of Two Synthetic Cyclic Bis(cystine peptides).
Authors: KISHORE R. , KUMAR A. , BALARAM P.
Published: May 2016

The title peptides (IVa) and (IVb) are prepared by solutionphase procedures Starting with the building units (I) and (II) via the linear intermediate (III).
ChemInform Abstract: Studies on Peptides. Part 130. Convenient Procedure for the Reduction of Methionine Sulfoxide.
Authors: FUJII N. , KUNO S. , OTAKA A. , FUNAKOSHI S. , TAKAGI K. , YAJIMA H.
Published: May 2016

Unter den angegebenen Bedingungen wird das Sulfoxid des geschützten Methionins (I) quantitativ zu (II) reduziert.
ChemInform Abstract: Studies on Organic Fluorine Compounds. Part 47. Synthesis of Trifluoromethylated Sugars Through the Aldol Reaction of 2‐Trimethylsilyloxy‐4trifluoromethylfuran.
Authors: KAWADA K. , KITAGAWA O. , TAGUCHI T. , HANZAWA Y. , KOBAYASHI Y. , IITAKA Y.
Published: May 2016

Aus dem Butenolid (I) werden zunächst die Siloxyfurane (II) dargestellt, von denen die wesentlich reaktivere Verbindung (IIa) mit Acetalen und Aldehyden unter Lewissäure‐Katalyse reagiert.
ChemInform Abstract: Studies on Steroids. Part 212. Chemical Conversion of Corticosteroids to 3α,5α‐Tetrahydro Derivatives.
Authors: HOSODA H. , TAKASAKI W. , MIURA H. , TOHKIN M. , MARUYAMA Y. , NAMBARA T.
Published: May 2016

Die entsprechend dem Formelschema aus dem Steroid (I) dargestellten, selektiv blockierten Cortisol‐Derivate (VI) werden durch Koenigs‐Knorr‐ Synthese mit dem Uronsäure‐Derivat (VII) und anschließende Deblockierung in die im Titel genannten Glucuronide (VIIIb) übergeführt.
ChemInform Abstract: Disaccharide‐Derived 2‐Oxo‐ and 2‐Oximinoglycosyl Bromides: Novel, Conveniently Accessible Building Blocks for the Expedient Construction of Oligosaccharides with α‐D‐Glucosamine, β‐D‐Mannose and β‐D‐Mannosamine as Constituent Sugars.
Authors: LICHTENTHALER F. W. , KAJI E. , WEPREK S.
Published: May 2016

Das aus der perbenzoylierten Lactose (Ia) (Anomerengemisch) erhaltene Bromid (Ib) wird über (II) in das Disaccharid (III) sowie in verschiedene Oxime (IV) umgewandelt.
ChemInform Abstract: Efficient Total Synthesis of (±)‐Anatoxin a.
Authors: DANHEISER R. L. , MORIN J. M. JUN. , SALASKI E. J.
Published: May 2016

The reductive amination of (III) [prepared from (I) or, on a larger scale, from (IV)] gives a mixture of amines (VII), whose ammonium tosylates undergo electrocyclic cleavage in the presence of silver salt (VI) to afford the trans cyclooctenes (VIII).
ChemInform Abstract: Total Synthesis of a Novel Antiulcer Agent via a Modification of the Intramolecular Wadsworth‐Emmons‐Wittig Reaction.
Authors: ARISTOFF P. A. , JOHNSON P. D. , HARRISON A. W.
Published: May 2016

The convergent synthesis of the novel potent antiulcer agent U‐68,215 (XIVc), a benzindene prostacyclin analogue, uses as a key step the coupling of the Li‐reagent (IX) from (VIII) [in turn prepared starting from the aldehyde (VII)] with the enol lactone (VI) [prepared Starting from the tetralone (I)].
ChemInform Abstract: Synthesis of (‐)‐Detoxine D1.
Authors: HAEUSLER J. +
Published: May 2016

Treatment of oxylactones (I) with alkaline solution may result in ring opening or β‐elimination of the 7‐oxy substituent.
ChemInform Abstract: Pheromone Synthesis‐. Part 81. New Synthesis of the Enantiomers of exo‐Brevicomin, the Pheromone of Dendroctonus brevicomis Le Conte.
Authors: MORI K. , SEU Y.‐B.
Published: May 2016

(+)‐Tartaric acid (I) is convened to the dioxolane (II) by known methods.
ChemInform Abstract: Electron Donor and Acceptor Abilities of Thionitrosyl (NS) and Nitrosyl (NO) Ligands.
Authors: PANDEY K. K. , AHUJA S. R. , GOYAL M.
Published: May 2016

The atomic Charge and core binding energies of the complexes [M(NX)Cl5]2‐, [M(NX)Cl4(H2O)]‐, and M(NX)Cl3(PPh3)2 (M: Ru, Os; X: O, S) have been calculated by an electronegativity equalization procedure and a point char‐ a ge potential model equation.
ChemInform Abstract: Characterization of Mixed Oxides of Bismuth, Vanadium, Molybdenum and Iron with Scheelite‐Type of Fergusonite‐Type Structures.
Authors: LE BRAS M. , BAUSSART H. , LEROY J.‐M.
Published: May 2016

The synthesis of new oxides in the Bi ‐ V‐ Mo ‐ Fe system has been studied.
ChemInform Abstract: Electrochemical Studies in HNO3‐N2O4 Mixtures: Corrosion of Stainless Steel in HNO3‐N2O4 Mixtures and the Effect of Inhibitors.
Authors: CHEESEMAN P. G. , DOVE M. F. A. , HIBBERT R. C. , LOGAN N. , BODEN P. J.
Published: May 2016

Polarisation and potential measurements demonstrate that Rh or Pt metals in HNO3‐N2O4 mixtures can be used as reference electrodes.
ChemInform Abstract: Stress Corrosion Cracking of High Strength Cr‐ Mn
Authors: MAZUR A. , PAWLOWSKI B.
Published: May 2016

Si ‐ Ni and Cr ‐ Mo Steels.
ChemInform Abstract: Phosphine and Its Coadsorption with D2O on Rh(100).
Authors: GREENLIEF C. M. , HEGDE R. I. , WHITE J. M.
Published: May 2016

The interaction of PH3 with ‐Rh(100) has been investigated by XPS and UPS.
ChemInform Abstract: Kinetics and Mechanism of Electron‐transfer Reactions of Bismuth(V) in Aqueous Acidic Perchlorate‐Fluoride Media.
Authors: INANI K. M. , SHARMA P. D. , GUPTA Y. K.
Published: May 2016

The redox system involving Bi(V) (from NaBiO3) and H3PO2 has been studied in aqueous HClO4/HF media.
ChemInform Abstract: Kinetic and Mechanistic Studies on the Reaction of Dioxygen with Hexa‐aquamolybdenum(III).
Authors: HILLS E. F. , NORMAN P. R. , RAMASAMI T. , RICHENS D. T. , SYKES A. G.
Published: May 2016

The reaction of[Mo(H2O)6]3+ with O2 in p‐toluenesulphonic acid solutions gives the di‐p‐oxo‐molybdenum(V) ion (III) as product (see scheme).
ChemInform Abstract: Quantum Chemical Study of the Influence of Cations on the Acidity of the Skeletal Hydroxyl Groups of Zeolites.
Authors: BERAN S.
Published: May 2016

The effect of alkali metal cations on the skeletal and terminal OH‐groups of faujasites has been studied by using CNDO/ 2 calculations of Cluster models of zeolites (I).
ChemInform Abstract: Structure of the Cu/ZnO Catalyst by an in situ EXAFS Study.
Authors: TOHJI K. , UDAGAWA Y. , MIZUSHIMA T. , UENO A.
Published: May 2016

The structure of the Cu/ZnO Catalyst has been studied under reacting conditions at elevated temperatures.
ChemInform Abstract: Sulfur Compounds. Part 95. Selenium‐rich Chalcogen Rings Se5S, Se5S2, and Se7 from Titanocene Pentaselenide.
Authors: STEUDEL R. , PAPAVASSILIOU M. , STRAUSS E.‐M. , LAITINEN R.
Published: May 2016

The six‐ and seven‐membered ring molecules (III) (R3, Z=18), (VI) (P2,2,2" Z=4), (VIII), and (X) are prepared in pure form for the first time according to the scheme.
ChemInform Abstract: Trithiometaphosphate PS3‐ ‐ an Anion with Phosphorus with the Coordination Number 3
Authors: ROESKY H. W. , AHLRICHS R. , BRODE S.
Published: May 2016

is formed in the reaction of P4S10 with KCN and H2S as well as the known compound (III) and is isolated as the Ph4As salt (yield given in g).
ChemInform Abstract: Thermoanalytical Study of Lead Monohydroxynitrate.
Authors: GARCIA‐CLAVEL M. E. , MARTINEZ‐LOPE M. J. , CASAIS‐ALVAREZ M. T. , KILANY A.
Published: May 2016

The title compound, obtained by precipitation from a 0.75 Msolution of Pb(NO3)2 at 0°C with conc.
ChemInform Abstract: Viscosity‐induced Emission Anomalies in 1,2‐Diarlyethylenes and in Distyryl‐benzenes and ‐naphthalenes.
Authors: CASTEL N. , FISCHER E. , BARTOCCI G. , MASETTI F. , MAZZUCATO U.
Published: May 2016

Due to retarded torsional relaxation, anomalous pheno‐ mena appear in fluid solutions at viscosities above 105 cP,′increasing with viscosity and the size of the aryl group.
ChemInform Abstract: Laser Spectroscopic and X‐Ray Structural Investigation of Europium(III)‐Oxydiacetate Complexes in Solution and in the Solid State.
Authors: ALBIN M. , WHITTLE R. R. , HORROCKS W. DEW. JUN.
Published: May 2016

Dye‐laser‐induced 1uminescence excitation spectra and excited‐state lifetime measurements on solutions of EuCl3 and Na‐oxydiacetate reveal the presence of the three Complexes (I)‐(III).
ChemInform Abstract: Structural Variations Induced by Changes in Oxidation State and Their Role in Electron Transfer.
Authors: EGGLESTON D. S. , GOLDSBY K. A. , HODGSON D. J. , MEYER T. J.
Published: May 2016

Crystal and molecular structures of cis‐[Ru(bpy)2Cl2]·3.5 H2O and cis‐[Ru(bpy)2Cl2]Cl·2H2O (X‐ray crystallographic study; Ru(II) complex: space group C2/c, Z=4; Ru(III) complex: space group P1, Z=2.
ChemInform Abstract: Polarographic Studies on Iron(II) Complexes with Carbamide Derivatives Containing Alkyl Substituents.
Authors: MASLOWSKA J. , CZERWINSKA H.
Published: May 2016

Complexation reactions of Fe(II) with carbamide ligands have been studied by the polarographic method.
ChemInform Abstract: Zinc Ion Coordination Equilibria of Thymopoietin Fragments and of an Angiotensin Antagonist Octapeptide.
Authors: VEBER M. , HORVATH I. , BURGER K.
Published: May 2016

Polarographic investigations were carried out on the complex formation properties of zinc with the pentapeptide Arg ‐ Lys ‐ Asp ‐ Val‐ ‐ Tyr (a biologically active fragment of thymopoietin), the tetrapeptide Ary‐ Lys‐ ‐ Asp ‐ Val, and the octapeptide Sar ‐ Arg ‐ Val ‐ Tyr ‐ Ile ‐ Pro ‐ Lac.
ChemInform Abstract: Aminyl Radical Cyclization by Means of Anodic Oxidation. Stereoselectiie Synthesis of cis‐1‐Methyl‐2,5‐Disubstituted Pyrrolidines.
Authors: TOKUDA M. , YAMADA Y. , TAKAGI T. , SUGINOME H. , FURUSAKI A.
Published: May 2016

Nach Behandlung mit Butyllithium und der Elektrolyse erhält man aus den ungesättigten Aminen (I) die Cyclisierungsprodukte (II).
ChemInform Abstract: The Stereochemistry of the Hydroboration Rearrangement.
Authors: FIELD L. D. , GALLAGHER S. P.
Published: May 2016

Die Hydroborierung von 1,2‐Dimethyl‐cyclohexen (I) liefert stereospezifisch den Alkohol (II) neben geringen Mengen des Isomeren (III); aus dem 2‐Methylmethylencyclohexan (IV) erhält man ein 30 : 70‐Gemisch aus (II) und (III).
ChemInform Abstract: Asymmetric α‐Substituted Phenethylamines. Part 5. Synthesis of Chiral 1‐Alkyl‐ 2‐phenylethylamines via Grignard Reaction of 4‐Phenyl‐1,3‐oxazolidines.
Authors: TAKAHASHI H. , CHIDA Y. , HIGASHIYAMA K. , ONISHI H.
Published: May 2016

Die aus dem (R)‐Aminoethanol (III) und den Aldehyden (I) bzw. (II) zugänglichen (2S,4R)‐Oxazolidine (IV) bzw. (V) werden mit der Benzyl‐ Grignard‐Verbindung (VI) mit guter Diastereoselektivität zu den (1 R,l′R)‐Aminoalkoholen (VII) bzw. (X) umgesetzt.
ChemInform Abstract: The Peculiar Behaviour of the Trifluoromethyl Substituent in SRN1 Processes.
Authors: BUNNETT J. F. , GALLI C.
Published: May 2016

The reaction of the ortho isomer (Ia) with the enolate (III) in a SRNI process does not yield the expected Substitution product (VIa) as the major product, but a more complex molecule (Va) deriving from it.
ChemInform Abstract: The Rules of 1,2,2,3‐Tetrachloropropene Conversion Under Alkaline Hydrolysis Conditions.
Authors: ZABRODINA T. I. , LEVANOVA S. V. , SIROVSKII F. S. , VELICHKO S. M. , TREGER YU. A.
Published: May 2016

Beschrieben wird der Einfluß der Temperatur (70 ‐ 95°C) und der Na‐ OH‐ Konzentration (0,25 ‐ 5,5 mol/l) auf die im Titel genannte Reaktion.
ChemInform Abstract: Synthesis of Enantiomerically Pure (S)‐3‐Trichlorometliylbutyric Acid via Asymmetric Conjugate Addition of Trichloromethyl Metal Compounds to a Chiral Enoate.
Authors: HELMCHEN G. , WEGNER G.
Published: May 2016

Synthesis of Enantiomerically Pure (S)‐3‐Trichlorometliylbutyric Acid via Asymmetric Conjugate Addition of Trichloromethyl Metal Compounds to a Chiral Enoate.
ChemInform Abstract: 1,3‐Dipolar Cycloadditions with Alkynyl Phenyl Sulphones.
Authors: DALLA CROCE P. , LA ROSA C. , ZECCHI G.
Published: May 2016

The nitrile oxide (I), the nitrile imine (V) and the sydnone (X) add the sulphone (II) with high regioselectivity to give predominantly or exclusively the isoxazoles (III), the pyrazoles (VI) and the pyrazoles (XI), respectively.
ChemInform Abstract: Diels‐Alder Cycloadditions Using Alkenyl Sulphoxides.
Authors: POSNER G. H. , HARRISON W.
Published: May 2016

Mit dem Enolat (I) bil‐ t den die ungesättigten Sulfoxide (II) Michael‐ Addukte (III), die unter verschiedenen Reaktionsbedingungen intramolekular nicht cyclisiert werden können.
ChemInform Abstract: Ring‐Transformation Reactions of 4‐Imino‐1,3‐4H‐oxazoles.
Authors: L'ABBE G. , DESTEXHE R.
Published: May 2016

Das Oxazol (III) reagiert mit Heterocumulenen unter Ringöffnung zu den Verbindungen (V) und (VI), (VIII), (X), (XII) und (XV), von denen (XIIb) zu (XIII) hydrolysiert wird.
ChemInform Abstract: Acid‐catalysed Rearrangement of 3‐Acyl‐6‐alkoxy‐5,6‐dihydro‐4H‐1,2‐oxazines: a Route to 3‐Alkoxypyridine 1‐Oxides.
Authors: GILCHRIST T. L. , ISKANDER G. M. , YAGOUB A. K.
Published: May 2016

The oxazines (IV), (VIII) and (XII) are prepared by reaction of chloro oximes (I)/(II) with enol ethers (III)/ (XI) [(IX) and (X) are obtained from the corresponding Substrates; yields for the acyloxazines are not given].
ChemInform Abstract: Effects of 16‐Heterosubstitution on the Regiochemistry of the D‐Homo Rearrangement.
Authors: BISCHOFBERGER N. , WALKER K. A. M.
Published: May 2016

Das Epoxy‐pregnenolon (I) wird in das Acetal (IIa) übergeführt und dieses in den Silylether (IIb) umgewandelt.
ChemInform Abstract: An Unusually Fast Chapman‐Like Thermal Rearrangement in the Solid State.
Authors: DESSOLIN M. , GOLFIER M.
Published: May 2016

In einem Zeitraum von mehr als zwei Jahren lagem sich die Oxadiazole (I) in die Oxoverbindungen (II) um.
ChemInform Abstract: Photochemical Ring Contraction of 8‐Aza‐ and 8‐Oxa‐3,4‐diazatricyclo‐[5.1.0.02,6]oct‐4‐enes.
Authors: KURITA J. , SAKAI H. , TSUCHIYA T.
Published: May 2016

Photolyse der aus (I) zugänglichen Tricyclooctene (III) ergibt keine 8‐gliedrigen Heterocyclen (VII), sondern (IV) bzw. (VI).
ChemInform Abstract: Photochemical Conversion of 2‐Thioxo‐1,3‐dithiolesinto Tetrathiafulvalenes.
Authors: TSUJIMOTO K. , OKEDA Y. , OHASHI M.
Published: May 2016

Durch Photolyse von (I) und (II) entsteht das Tetrathiafulvalen (III).
ChemInform Abstract: Kinetics of Peroxodisulphate Oxidation of ortho‐Substitnted N,N‐Dimethylanilines, and the Mechanism of Boyland‐Sims Oxidation.
Authors: SRINIVASAN C. , PERUMAL S. , ARUMUGAM N.
Published: May 2016

The title reaction is first‐order in each reactant and is not influenced by a free radical inhibitor.
ChemInform Abstract: Bis(salicylaldehyde)ethylenedi‐iminecobalt(II)‐Catalysed Oxidation of Aromatic Amines with Oxygen.
Authors: BENEDINI F. , GALLIANI G. , NALI M. , RINDONE B. , TOLLARI S.
Published: May 2016

N‐Butylanilines (I) undergo N‐dealkylation (8‐33%) to give the primary amine (II) and butyraldehyde (III) by oxidation with oxygen in the presence of the title complex as catalyst.
ChemInform Abstract: Reaction of Singlet Oxygen with Enamino Carbonyl Systems. A General Method for the Synthesis of α‐Keto Derivatives of Lactones, Esters, Amides, Lactams and Ketones.
Authors: WASSERMAN H. H. , IVES J. L.
Published: May 2016

Das Cyclohexanon (II) wird mit dem Orthoesterdiamid (Ia) zum Dimethylaminomethylencyclohexanon (III) kondensiert und dieses oxidativ mit Singulett‐ Sauerstoff durch Bestrahlung in Gegenwart von Bis‐acenaphthylenthiophen in das Diketon (V) mit hoher Ausbeute übergeführt.