bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Photolytic Reaction of Chromium and Molybdenum Carbene Complexes with Imines.
Authors: HEGEDUS L. S. , SCHULTZE L. M. , TORO J. , CHEN Y.
Published: May 2016

The photolytic reaction of the chromium carbene complex (Va) with (I) and (III) yields the β‐lactams (II) and (IV), resp., as single diastereomers, whereas a mixture of (VIIa) and (VIIb) is formed with the ketoimine (VI) (a corresponding α‐diimine behaves similarly).
ChemInform Abstract: Composition and Physical Properties of LPCVD Silicon Nitride Deposited with Different NH3 / SiH2Cl2 Gas Ratios.
Authors: PAN P. , BERRY W.
Published: May 2016

LPCVD (low pressure chemical vapor deposition) silicon nitride films are deposited at 770°C with different NH3/SiH2C12 gas ratios (R) ranging from 2 to 20. Auger electron spectroscopy shows that the Si/ N ratio is about 0.75 (independent of the Rvalues), and the compositional uniformity as a function of depth is good for all samples.
ChemInform Abstract: Characterization of Rhodium Species in Na‐X Zeolite by Electron Spin Resonance and Electron Spin Echo Modulation Analyses.
Authors: GOLDFARB D. , KEVAN L.
Published: May 2016

Two major Rh(II) species (termed Aand C) are formed in activated RhNa‐X, depending on the activation temperature.
ChemInform Abstract: Formation of Polynuclear Chlorometalates by the Reduction of Transition‐Metal Chlorides with Samarium Metal Slurries: Preparation and EXAFS Structure of SmNb3Cl14.
Authors: GINSBERG A. P. , WAYDA A. L.
Published: May 2016

Neat TiCl4 and toluene solutions of NbCl5 and TaCl5 are reduced by Sm metal slurries in methylcyclohexane yielding Sm2Ti3C1,3‐O.75 MeC6H" (reaction time 12 h), Sm2Ti2Cl9 ‐ 0.65 MeCöHll (5 d), SmNb3CII4‐ 0.3 MeCöHll (4 d), and SmTa2Cl9 ‐ 0.75 MeC6H" (4 d).
ChemInform Abstract: Regioselective Catalytic Addition of Terminal Acetylenes and HCN to Methyl 1‐Alkylcyclopropene‐3 Carboxylates.
Authors: PROTOPOPOVA M. N. , SHAPIRO E. A. , TOMILOV YU. V. , DOLGII I. E. , NEFEDOV O. M.
Published: May 2016

Die Alkylcyclopropencarbonsäureester (I) addieren die Alkine (IIa) bzw. Blausäure (IIb) unter Kupferkatalyse zu den Addukten (III), daneben entstehen die Butensäureester (IV) und die Methoxyfurane (V).
ChemInform Abstract: Manganese(III)‐Based Oxidative Free‐Radical Cyclization. Synthesis of (±)‐Podocarpic Acid.
Authors: SNIDER B. B. , MOHAN R. , KATES S. A.
Published: May 2016

Es wird die oxidative Cyclisierung ungesättigter β‐Ketoester mit Mangantriacetat beschrieben.
ChemInform Abstract: Photochemical Reaction of Benzaldehyde and Benzyl Alcohol with Methyl Acrylate.
Authors: VOL'PIN I. M. , SEREBRYAKOV E. P.
Published: May 2016

Die Bestrahlung von Gemischen aus Benzaldehyd (I), Benzylalkohol (II) und Methylacrylat (III) ergibt die Produkte (IV)‐(VI).
ChemInform Abstract: Studies on the Aminopyrimidinyl Group of Thiamine.
Authors: DOUGHTY M. B. , RISINGER G. E.
Published: May 2016

Beim Erwärmen des Thiazoliumchlorids (I) entsteht der Tricyclus (II), der mit Sauerstoff zur Verbindung (III) dehydriert wird.
ChemInform Abstract: Molecular Complexes of Nucleosides and Nucleotides with a Monomeric Cationic Porphyrin and Some of Its Metal Derivatives.
Authors: PASTERNACK R. F. , GIBBS E. J. , GAUDEMER A. , ANTEBI A. , BASSNER S. , DE POY L. , TURNER D. H. , WILLIAMS A. , LAPLACE F. , LANSARD M. H. , MERIENNE C. , PERREE‐FAUVET M.
Published: May 2016

The cationic porphyrin (I) and its Complexes with Cu(II), Co(III), Mn(III), Fe(III), Ni(II), Zn(II) and Pd(II) interact extensively with mononucleotides and mononucleosides in aqueous solution.
ChemInform Abstract: Chemistry of Colloidal Manganese Dioxide. Part 2. Reaction with O2‐ and H2O2 (Pulse Radiolysis and Stop Flow Studies).
Authors: BARAL S. , LUME‐PEREIRA C. , JANATA E. , HENGLEIN A.
Published: May 2016

In the reactions of O2′ and H2O2 with colloidal MnO2 in alkaline solution, Mn" ions are reduced to a certain degree.
ChemInform Abstract: Phosphino Macrocycles. Part 15. Structural Characterization of Tridentate 11‐Membered Phosphino Macrocyclic Complexes of Transition Metals.
Authors: KYBA E. P. , DAVIS R. E. , LIU S.‐T. , HASSETT K. A. , LARSON S. B.
Published: May 2016

Molekül‐ und Kristall‐ Strukturen der oktaedrischen fac‐Tricarbonyl‐Komplexe (Ia) (RG PT, Z=2) und (Ib) (RG P21/c, Z=4), sowie des quadratisch‐pyramidalen Ni‐Komplexes (Ic) (RG PT, Z=2) mit apikaler NH‐Gruppe werden röntgenkristallographisch ermittelt und mit den bekannten des tetraedrischen Cu‐Komplexes (II) verglichen.
ChemInform Abstract: The Novel 1:1 Donor‐Acceptor Complex, 3,4‐Dimethoxycinnamic Acid ‐ 2,4‐Dinitrocinnamic Acid. Crystal Engineering, Structure, and Anomalous Lack of Solid‐state Topochemical Reactivity.
Authors: SARMA J. A. R. P. , DESIRAJU G. R.
Published: May 2016

In connection with the factors determining crystal structures of organic solids, the co‐crystallization of (I) and (II) is investigated.
ChemInform Abstract: Multistep Reversible Redox Systems. Part 47. N,N‐Dicyanoquinoneqiimines ‐ a New Class of Compounds. Part 2. Comparison of Redox Properties with Those of Quinones and Tetracyanoquinodimethanes.
Authors: AUMUELLER A. + , HUENIG S. +
Published: May 2016

The redox potentials of N,N′‐dicyanoquinonediimines [frameworks (I)‐(III) with alkyl, methoxy or halogen substitution] are determined by voltammetry and their correlation with Hammett′s cs‐constants is discussed.
ChemInform Abstract: Electrochemical and Spectroelectrochemical Studies of Monomeric Rhodium(III) Porphyrins in Nonaqueous Media.
Authors: KADISH K. M. , YAO C.‐L. , ANDERSON J. E. , COCOLIOS P.
Published: May 2016

The electrochemistry and spectroelectrochemistry of (I) and (II) were investigated in PhCN, THF and Py.
ChemInform Abstract: Ring‐opening Reactions. Part 4. The Role of Strain and stereochemical Effects on the Elimination and Substitution Reactions of Small Rings.
Authors: DI VONA M. L. , ILLUMINATI G. , LILLOCCI C.
Published: May 2016

As an extension of studies of ring‐opening reactions of cyclic ammonium ions, the aziridinium ions (I) are substituted.
ChemInform Abstract: 6,7‐Dimethylene‐3‐thiabicyclo[3.2.0]heptane‐3,3‐dioxide, a Masked Form of [4]Dendralene and Conjunctive Reagent for Tandem Annelations.
Authors: BUCHAN C. M. , CADOGAN J. I. G. , GOSNEY I. , HENRY W. J.
Published: May 2016

Das aus (I) und (II) erhaltene Cycloaddukt (III) ergibt bei der Pyrolyse den Tricyclus (IV).
ChemInform Abstract: A Novel Route to δ,ε‐Unsaturated‐α‐Ketocarboxylic Acid Esters via Ring Opening of 6‐Trimethylsilylmethyl‐5,6‐dihydro‐4H‐1,2‐oxazines.
Authors: NAKANISHI S. , HIGUCHI M. , FLOOD T. C.
Published: May 2016

Die Silyl‐substituierten Dihydrooxazine (III) werden in Gegenwart von Säuren zu den ungesättigten Ketoestern (IV) gespalten.
ChemInform Abstract: A Highly Effective Ligand‐Bound Ruthenium Catalyst for Chemoselective Degradation of Aromatic Rings to Carboxylic Acids.
Authors: CHAKRABORTI A. K. , GHATAK U. R.
Published: May 2016

An oxidation Catalyst, developed according to method A) from the complex ruthenium compound and NaIO4, has the same efficiency in transforming aryl groups into carboxyl groups as has RuO4, without the complicating side reactions, which are sometimes observed with the latter reagent.
ChemInform Abstract: Fungal Hydroxylation of Ethyl Benzene and Derivatives.
Authors: HOLLAND H. L. , CARTER I. M. , CHENCHAIAH P. C. , KHAN S. H. , MUNOZ B. , NINNISS R. W. , RICHARDS D.
Published: May 2016

Ethylbenzole (I) werden durch Fungi der Gattung Mortierella isabellina unter optischer Induzierung in die α‐Hydroxyverbindungen (II) übergeführt.
ChemInform Abstract: Efficient Oxygen‐Atom Transfer Agent: Photochemical Hydroxylation of Benzene Derivatives by Pyrimido[5,4‐g]pteridine N‐Oxide.
Authors: SAKO M. , SHIMADA K. , HIROTA K. , MAKI Y.
Published: May 2016

Aromaten (II) können durch das Pyrimidino‐pteridin‐N‐oxid (I) unter Bildung von (III) zu Phenolen (IV) oxidiert werden.
ChemInform Abstract: Pentavalent Organobismuth Reagents. Part 2. The Phenylation of Phenols.
Authors: BARTON D. H. R. , BHATNAGAR N. Y. , BLAZEJEWSKI J.‐C. , CHARPIOT B. , FINET J.‐P. , LESTER D. J. , MOTHERWELL W. B. , BARROS PAPOULA M. T. , STANFORTH S. P.
Published: May 2016

The reaction of phenols with bismuth reagents (I)‐(III) under basic or with (IV) under neutral conditions [(IV) can also act as an oxidant] yields ortho‐C‐phenylated products such las (Vb), (VII), (IX) and (XIIb)/(XIIc).
ChemInform Abstract: Pentavalent Organobismuth Reagents. Part 3. Phenylation of Enols and of Enolate and Other Anions.
Authors: BARTON D. H. R. , BLAZEJEWSKI J.‐C. , CHARPIOT B. , FINET J.‐P. , MOTHERWELL W. B. , BARROS PAPOULA M. T. , STANFORTH S. P.
Published: May 2016

Phenylated and perphenylated products (VI), (VIII), (IXb)‐(XIb), (XVI) and (XIX) are obtained from the reaction of the corresponding ketones/diketones (or their enolate anions) with Bi reagents (I)‐(III).
ChemInform Abstract: Alkylation and Acylation of 3,5,6‐Trichloropyridine‐2‐one and 2‐Isopropyl‐6‐methylpyrimidine‐4‐one.
Authors: NEELAKANTAN P. , RANI R. , RAHMAN M. F. , BHALERAO U. T.
Published: May 2016

Die Reaktivität des Pyridins (I) und des Pyrimidins (VIII) gegenüber einer Reihe von Alkylierungs‐ und Acylierungsreagentien wird untersucht, wobei die im Formelschema aufgeführten Produkte entstehen [mit Ausnahme von (XId) keine Ausb.‐Angaben].
ChemInform Abstract: Hydride Abstraction and Regioselective Insertion Reaction at β C‐H Bond of Alkyllithium by Ethyl(phenylthio)methylene Carbenoid.
Authors: HARADA T. , MAEDA H. , OKU A.
Published: May 2016

Das Chlormethyl‐sulfid (I) reagiert mit den Organo‐Lithiumverbindungen (II) zu Mischungen aus (III)‐(VIII).
ChemInform Abstract: Oxidative Dimerization of Allylic Sulfones with Iodine and with Ferric Chloride.
Authors: BUECHI G. + , FREIDINGER R. M.
Published: May 2016

Aus den Allylsulfonen (I) erhält man mit Iod oder mit Eisen(III)‐chlorid die Dimerisierungsprodukte (II)‐(IV) in unterschiedlichen Anteilen, aus den Sulfonen (V) entstehen Dimere (VI) und (VII).
ChemInform Abstract: Organotin Nucleophiles. Part 6. Palladium‐Catalyzed Allylic Etherification with Tin Alkoxides.
Authors: KEINAN E. , SAHAI M. , ROTH Z. , NUDELMAN A. , HERZIG J.
Published: May 2016

Aus dem 1,3‐Diaryl‐allylacetat (I) erhält man bei der Umsetzung mit Tributylmethoxyzinn in Gegenwart eines Pd(I)‐Komplexes (IIc) gute Ausbeuten an den isomeren Methoxyverbindungen (IIIa) und (IIIb), während mit (IIa), (IIb) oder (IId) kein Austausch erfolgt.
ChemInform Abstract: [1.1.1.1.1]Paracyclophane and [1.1.1.1.1.1]Paracyclophane.
Authors: GRIBBLE G. W. , NUTAITIS C. F.
Published: May 2016

Durch stufenweisen Aufbau werden aus 4‐Brom‐benzophenon durch Reduktion, Formylierung und Umsetzung mit 4‐Brom‐phenyllithium die homologen Poly benzylverbindungen (Ia)‐(Ic) hergestellt, von denen (Ia) kein Para cyclophan, (Ib) und (Ic) die Paracyclophane (IIb) und (IIc) ergeben.
ChemInform Abstract: A General and Highly Efficient Asymmetric Synthesis of Optically Active Anthracyclinones.
Authors: SUZUKI M. , KIMURA Y. , TERASHIMA S.
Published: May 2016

Aus den Anthracyclinonen (I) werden die Derivate (V) hergestellt.
ChemInform Abstract: A Novel Synthesis of 4‐Aryl‐ and 4‐Heteroarylpyridines via Diethyl(4pyridyl)borane.
Authors: ISHIKURA M. , OHTA T. , TERASHIMA M.
Published: May 2016

Die Aryl‐ und Hetarylbromide (II) werden in Gegenwart von Tetrakis‐(triphenylphosphin)‐palladium mit dem Diethyl‐pyridylboran (Ib) zu den Aryl‐ und Hetarylpyridinen (III) gekuppelt.
ChemInform Abstract: Studies in the Vilsmeier‐Haack Reaction. Part 27. Attempted Synthesis of Acenaphthylene Derivatives.
Authors: PADMANABHAN S. , SESHADRI S.
Published: May 2016

Bei der intramolekularen Cyclisierung des Malondialdehyds (II) entsteht nicht das erwartete Acenaphthylenderivat, sondern ein Produkt mit anderem Molekulargewicht, welches jedoch nicht identifiziert werden kann.
ChemInform Abstract: Investigation of Phenanthroquinolizidine Analogues: Synthesis and Biological Activity of Substituted 9‐sec‐Amino‐ and tert‐Aminophenanthrenes.
Authors: HEGYES P. , FOELDEAK S. + , FEHER L.
Published: May 2016

Das natürlich vorkommende Cryptopleurin (I) (R′, R2, R3 = OMe) besitzt stark fungizide Wirkung.
ChemInform Abstract: Novel Synthesis of trans‐Tetrahydro Diol Diacetates Precursors of Carcinogenic Azaarene Dihydro Diols and Diol Epoxides.
Authors: KUMAR S.
Published: May 2016

Durch DDQ‐Oxidation werden aus den in bekannter Weise hergestellten Octahydrodibenzoacridinen (I) die Tetrahydroverbindungen (II) in hohen Ausbeuten erhalten.
ChemInform Abstract: Synthesis of 8‐(1‐Pyrrolyl)‐triazolo‐1,2,4[4,3‐a]pyridines.
Authors: LANCELOT J. C. , DADUREE D. , RAULT S. , ROBBA M.
Published: May 2016

Aus dem Hydrazinopyridin (I) werden mit Ameisensäure (II) bzw. Carbonsäureanhydriden (III) die Triazolo‐pyridine (IV) und deren Hydrobromide (V) hergestellt.
ChemInform Abstract: Asymmetric Synthesis of 3‐Methyl‐2‐phenyl‐1,4‐benzodioxanes. Absolute Configuration of the Neolignans Eusiderin and Eusiderin C and D.
Authors: ARNOLDI A. , MERLINI L.
Published: May 2016

Reaction of pyrocatechol ′ (I) with the epoxypropane (II) gives two products (III) and (IV).
ChemInform Abstract: Nitrogen Bridgehead Compounds. Part 46. Synthesis and Stereochemistry of 9‐Formyl‐6,7,8,9‐tetrahydro‐2‐oxo‐2H‐ and 4‐Oxo‐4H‐pyrido[1,2‐a]pyrimidine‐3‐carboxylates and Their Homologues.
Authors: HERMECZ I. , HORVATH A. , MESZAROS Z. , PONGOR‐CSAKVARI M. , TOTH G. , SZOELLOESY A. +
Published: May 2016

Die N‐Heterocyclen (I) lassen sich nach A) unter nachfolgender Hydrolyse in die Formylderivate (III) überführen, wobei sich die Zwischenprodukte des Typs (II) in den meisten Fällen isolieren lassen.
ChemInform Abstract: Studies on Prodrugs. Part 4. Preparation and Characterization of N‐(5‐Substituted 2‐Oxo‐1,3‐dioxol‐4‐yl)methyl Norfloxacin.
Authors: SAKAMOTO F. , IKEDA S. , KONDO H. , TSUKAMOTO G.
Published: May 2016

Aus der antibakteriell wirksamen Chinoloncarbonsäure (I), Norfloxacin, werden die N‐Derivate (III) hergestellt und auf ihre Verwendbarkeit als Prodrugs geprüft.
ChemInform Abstract: Synthesis and Reactions of Mono‐ and Diacetylene Siloxy Derivatives of γ‐Piperidine.
Authors: KALITOV K. K. , POLYAK L. SH. , ABIYUROV B. D.
Published: May 2016

Aus dem Piperidinol (III) werden mit den Chlorsilanen (II) die Silylether (I), mit den Dichlorsilanen (IV)′die Silylether (V) erhalten.
ChemInform Abstract: Synthesis and Reactions of 1‐Substituted 4‐Chloro‐1,2‐butadienephosphonic Acid Chlorides.
Authors: BREL' V. K. , IONIN B. I. , PETROV A. A. , MARTYNOV I. V.
Published: May 2016

Die 1,2‐Butadienphosphonsäuredichloride (III) werden aus den Acetylenalkoholen (I) über die nicht isolierte Zwischenstufe (II) erhalten.
ChemInform Abstract: 1,3,2‐Dioxaarsolanes. Attempted Synthesis of Hydrospiroarsoranes.
Authors: GAMAYUROVA V. S. , NIYAZOV N. A.
Published: May 2016

Aus Tripropylarsenit (I) und den Diolen (II) werden die Hydroxyalkyl‐ bzw. ‐aryl‐1,3,2‐dioxaarsolane (III) erhalten, von denen die sterisch ungehinderten zu den 2,2‐Ethylendioxy‐bis‐(1,3,2‐dioxaarsolanen) (IV) weiter reagieren.
ChemInform Abstract: Dinuclear Tungsten(V) and Molybdenum(V) Compounds Containing M2S2 (μ‐S)22+ Cores.
Authors: COHEN S. A. , STIEFEL E. I.
Published: May 2016

Die Reaktion des Tetrathiowolframats und ‐molybdats (I) mit elementarem Schwefel ergibt die Titelverbindungen (II), deren Struktur durch eine Röntgenanalyse der W‐Verbindung (RG P4/ncc, Z=8) bestätigt wird.
ChemInform Abstract: Redox Potentials of Oligopeptide/FQSF Complexes. Remarkable Positive Shift of the Redox Potential with (Benzyloxycarbonyl)‐L‐Cys‐Gly‐L‐Ala‐L‐Cys‐OMe as Chelating Ligands.
Authors: UEYAMA N. , KAJIWARA A. , TERAKAWA T. , UENO S. , NAKAMURA A.
Published: May 2016

The complexes (I) are synthesized from (NEt4)2[Fe4S4(S‐ tBu)4] by ligand exchange as [4Fe‐4S] ferredoxin model complexes having an invariant sequence of Cys‐X‐Y‐Cys (X, Y: amino acid residues) of bacterial ferredoxins.
ChemInform Abstract: Control of Spin State in (Porphinato)iron(III) Complexes. A New Crystalline Phase of (Isothiocyanato)(pyridine)(meso‐tetraphenylporphinato)iron(III) with Two Magnetically Distinct Sites.
Authors: GEIGER D. K. , CHUNPLANG V. , SCHEIDT W. R.
Published: May 2016

A new phase of the title complex is prepared in a manner analogous to that already reported for the hemipyridine solvate, from which it differs in the magnetic moments for the Fe(III) Center.
ChemInform Abstract: Binuclear Copper(II) Complexes of a Series of Tetradentate Pyrazolyldiazines.
Authors: THOMPSON L. K. , WOON T. C. , MURPHY D. B. , GABE E. J. , LEE F. L. , LE PAGE Y.
Published: May 2016

Die wie aufgezeichnet synthetisierten, potentiell vierzähnigen N‐Liganden (II) reagieren mit entsprechenden Cu(II)‐Salzen zu den verschiedenen Komplextypen (III)‐(VIII) abhängig vom Wassergehalt: des Lösungsmittelgemischs, vom Kation und vom Liganden selbst.
ChemInform Abstract: Synthesis, X‐Ray Structure, and Chemical Reactivity of the Tetranuclear Cluster (NBu4)2(Pt2Ag2Cl4(C6F5)4).
Authors: USON R. , FORNIES J. , MENJON B. , COTTON F. A. , FALVELLO L. R. , TOMAS M.
Published: May 2016

The tetranuclear title Cluster (II) is obtained by 1 :l molar reaction of the Pt(II) complex (I) with Ag(I) salts.
ChemInform Abstract: Intramolecular Cyclization During α‐Hydroxylation of 17β‐Acetylsteroids with Diacetoxyphenyliodine.
Authors: TURUTA A. M. , KAMERNITZKY A. V. , FADEEVA T. M. , ZHULIN A. V.
Published: May 2016

Die Umsetzung der 17β‐Acetyl‐17oL‐hydroxy‐Steroide (I) mit Diacetoxypheny1iod/Kaliumhydroxid führt zu Spirooxetan‐Derivaten (II).
ChemInform Abstract: Synthesis of L‐β‐(Isoxazolin‐S‐one‐2‐yl)‐alanine: A Novel Method for the Synthesis of N‐Substituted 3,4‐Unsubstituted Isoxazolin‐5‐ones.
Authors: BALDWIN J. E. , ADLINGTON R. M. , BIRCH D. J.
Published: May 2016

Hydroxylamine (I) werden in Form der Boc‐Derivate (II) mit Propiolsäure in die Ester (III) übergeführt und sauer zu den Isoxazolinonen (IV) cyclisiert.
ChemInform Abstract: Synthesis and Hydrolytic Stability of 4‐Substituted Pyrazolo[3,4‐d]pyrimidine 2′‐De‐oxyribofuranosides.
Authors: SEELA F. , STEKER H.
Published: May 2016

Phase transfer glycosylation of the pyrazolopyrimidine (I) with the Chloride (II) gives the protected nucleoside (III).
ChemInform Abstract: A Convenient Preparation of 3′‐Deoxyadenosine (Cordycepin) and 9‐[3′(R)‐Deuterio‐ β‐D‐2′(R)‐pentofuranosyl]‐adenine.
Authors: BAZIN H. , CHATTOPADHYAYA J.
Published: May 2016

Durch Reduktion von geschütztem 2′,3′‐Anhydro‐ribo‐adenosin (IV) bzw. (VII) mit Lithiumaluminiumhydrid bzw. ‐deuterid wird 3′‐Deoxyadenosin (VI) bzw. das deuterierte Derivat (IX) hergestellt.
ChemInform Abstract: A Novel and Efficient Synthesis of the Naturally Occurring Nucleoside Doridosine.
Authors: CHERN J.‐W. , TOWNSEND L. B.
Published: May 2016

Die Kondensation des Imidazol‐Derivates (I) mit Methylisothiocyanat (II) liefert über die angegebenen Zwischenstufen direkt das Nucleosid Doridosin (VI) in einem Eintopfverfahren.
ChemInform Abstract: Synthesis and Biological Activity of 1α‐Hydroxy‐24,24‐dimethyl‐22E‐dehydrovitamin D3 and 1α,25‐Dihydroxy‐24,24‐dimethyl‐22E‐dehydrovitamin D3.
Authors: SAI H. , TAKATSUTO S. , IKEKAWA N.
Published: May 2016

Ausgehend vom Aldehyd (I) werden die 24,24‐Dimethyl‐Vitamin D3‐Derivate (II) hergestellt, die auf biologische Wirkung untersucht werden.
ChemInform Abstract: Synthesis of Condensed Tannins. Part 16. Stereochemical Differentiation of the First ′Angular′ (2S,3R)‐Profisetinidin Tetraflavanoids from Rhus lancea (Karree) and the Varying Dynamic Behaviour of Their Derivatives.
Authors: YOUNG D. A. , KOLODZIEJ H. , FERREIRA D. , ROUX D. G.
Published: May 2016

Durch Reaktion der Catechine (I) bzw. (V) mit dem Trimethylether (II) nach A) lassen sich die Derivate (IIIa), (IVa), (VIa) und (VIIa) der in der Titelspezies vorkommenden Tetraflavanoide (IIIb), (IVb), (VIb) und (VIIb) synthetisieren.
ChemInform Abstract: Characterization of NiNa‐Y Zeolite by 129Xe NMR Spectroscopy.
Authors: SCHARPF E. W. , CRECELY R. W. , GATES B. C. , DYBOWSKI C.
Published: May 2016

129Xe NMR is used to characterize Xe in Ni‐exchanged Na ‐ Yzeolites and the materials formed by reduction in H2 and reoxidation in O2 at temp. of 25‐370°C. The results are consistent with a process in which Ni" ions are removed from the supercages on reduction and not returned to the supercages on reoxidation.
ChemInform Abstract: Examination of the Palladium/ Palladium Oxide System and Its Utility for pH‐Sensing Electrodes.
Authors: KINOSHITA E. , INGMAN F. , EDWALL G. , GLAB S.
Published: May 2016

Two different methods have been used to prepare Pd/palladium oxide electrodes, thermal oxidation at high temp. and an electrochemical method.
ChemInform Abstract: Effect of Lithium in Preventing Iron Poisoning in the Nickel Hydroxide Electrode.
Authors: ARMSTRONG R. D. , BRIGGS G. W. D. , MOORE M. A.
Published: May 2016

The mechanism of poisoning of the nickel hydroxide electrode by iron ,species in alkaline solution is studied using constant current, X‐ray diffraction and EDAX methods.
ChemInform Abstract: Synthesis of erythro‐D and erythro‐L Pentenetriols: Selective Epoxyallylalcohol Hydrolysis with Retention or Twofold Inversion (Enantiomerisation).
Authors: HAEFELE B. + , SCHROETER D. + , JAEGER V. +
Published: May 2016

Das gewünschte D‐erythro‐Tosylat (IV) läßt sich diastereomerenrein auf einfache Weise aus D‐Ribonolacton (I) herstellen.
ChemInform Abstract: trans‐2‐Phenylcyclohexanol. A Powerful and Readily Available Chiral Auxiliary.
Authors: WHITESELL J. K. , CHEN H.‐H. , LAWRENCE R. M.
Published: May 2016

Der im Titel genannte, in optisch aktiver Form leicht darstellbare Alkohol (Ia) wird als Ester (Ib) für asymmetrische Synthesen eingesetzt.
ChemInform Abstract: Phosphate Ester Cleavage by Functionalized Quaternary Phosphonium Surfactants.
Authors: JAEGER D. A. , BOLIKAL D.
Published: May 2016

Die katalytische Wirkung der aus (I) dargestellten quartären Phosphonium‐Salze (III)‐(V) auf die Hydrolyse des Esters (VI) wird untersucht.
ChemInform Abstract: Regioselectivity of Photochemical and Thermal Smiles Rearrangements and Related Reactions of β‐(Nitrophenoxy)ethylamines.
Authors: WUBBELS G. G. , HALVERSON A. M. , OXMAN J. D. , DE BRUYN V. H.
Published: May 2016

Aus den wie im Formelschema angegeben synthetisierten Ethylaminhydrochloriden (IV) werden die entsprechenden Umlagerungsprodukte (VII) entweder thermisch oder photochemisch erhalten.
ChemInform Abstract: Palladium(0) Catalyzed 3‐Aza‐Cope Rearrangement of N‐Allylenamines.
Authors: MURAHASHI S.‐I. , MAKABE Y.
Published: May 2016

In Gegenwart von Tetrakis‐(triphenylphosphin)‐palladium(O) als Katalysator und Tri‐fluoressigsäure als Cokatalysator werden die N‐Allyl‐ enamine (I) in einer 3‐Aza‐ Cope‐Umlagerung in die ungesättigten Imine (II) umgewandelt.
ChemInform Abstract: Ozonolysis of Some Tetrasubstituted Ethylenes.
Authors: MURRAY R. W. , AGARWAL S. K.
Published: May 2016

Das Bis‐brommethyl‐dimethylethylen (I) liefert bei der Ozonolyse in Aceton die Spaltprodukte bzw. Ozonide (III)‐(VII), aus der Monobrommethylverbindung (VIII) erhält man die Ketone (II) und (VII).
ChemInform Abstract: Synthesis of (E)‐1‐Propenyl Ketones from Carboxylic Esters and Carboxamides by Use of Mixed Organolithium‐Magnesium Reagents.
Authors: FEHR C. , GALINDO J.
Published: May 2016

Treatment of the esters (I) with a combination of the nucleophilic Grignard reagent (III) and the non‐nucleophilic strong lit‐hium basc LDA results in formation of α‐damascone, β‐damascone or B‐damascenone (II).
ChemInform Abstract: Chloro‐trifluoromethyl‐sulfine, CF3ClC = SO.
Authors: FRITZ H. , SUNDERMEYER W.
Published: May 2016

Die Chlorierung des Sulfids (I) liefert über (II) und (III) das Sulfenyl‐chlorid (IV), das über das Sulfinylchlorid (V) oder direkt mit Wasser zum Sulfin (VI) umgesetzt wird.
ChemInform Abstract: Electrocyclization and Cyclooligomerization Reactions of 2,7‐Dimethyl‐ 2,3,5,6‐octatetraene with Ni(0) and Ni(II) Complexes.
Authors: PASTO D. J. , HUANG N.‐Z.
Published: May 2016

Während das im Titel genannte Tetraen (I) in Gegenwart des Nickelkomplexes (II) zum cyclischen Trimeren (III) reagiert, führt die Reaktion von (I) mit dem Komplex (IV) unter Elektrocyclisierung zu (V); als weiteres Produkt wird das Cyclodimer (VI) erhalten.
ChemInform Abstract: Intramolecular Cyclization of m‐Menthen‐8‐oles by Action of Mercuric Acetate.
Authors: BUINOVA E. F. , PEKHK T. I. , LYSENKO V. I. , YAREMCHENKO N. G. , SEN'KO T. L.
Published: May 2016

Die Menthenole (I) und (IV) und das Terpineol (VI) addieren Quecksil‐ beracetat an der Doppelbindung unter gleichzeitiger Cyclisierung.
ChemInform Abstract: Thexyldimethylsilyl Chloride, an Easily Accessible Reagent for the Protection of Alcohols.
Authors: WETTER H. , OERTLE K.
Published: May 2016

Es wird die Silylierung von Alkoholen, Aminen, Amiden, Mercaptanen und Säuren mit Thexyldimethylsilylchlorid (III) beschrieben, das man aus Tetramethylethlyen (II) durch Umsetzung mit dem Silan (I) erhält.
ChemInform Abstract: Attempts of Synthesis of 1,3,2‐Diazaphosphorinanes with 1,3‐Diaxial Substituents.
Authors: NIFANT'EV E. E. , ZAVALISHINA A. I. , SMIRNOVA E. I. , FILIMONOV V. F.
Published: May 2016

Die Umsetzung des Benzodiazacycloheptans (I) mit dem Esterdichlorid (II) oder dem Esterdiamid (IV) liefert anstelle eines erwarteten Diazaphosphorinans ein zehngliedriges Ringsystem (III).
ChemInform Abstract: Spectral and Pharmacological Studies on Organosilicon and Organotin Complexes of Thiopicolinamides.
Authors: AMINABHAVI T. M. , BIRADAR N. S. , PATIL S. B. , HOFFMAN D. E.
Published: May 2016

Die nach einer Literaturmethode dargestellten Amide (75% Ausb.) reagieren mit SiC12Me2 und SnC12Ph2 (dargestellt aus SnCl4 und Chlorbenzol 3 h Rückfluß, 80% Ausb.) in äquimolaren Mengen in wasserfreiem Benzol zu den Titelkomplexen (I) (keine Ausb.‐Angaben).
ChemInform Abstract: Me3SiNPNSiMe3‐, the Monophosphorus Analogue of a Triazenido Ligand.
Authors: SCHERER O. J. , FRANKE E. , KAUB J.
Published: May 2016

Ligand exchange between the cyclooctene Mn complex (I) and the aminoiminophosphine (II) yields the derivative (III) with a monodentately P‐bonded ligand.
ChemInform Abstract: Synthesis and Spectroscopic Properties of Co(salen) Derivatives Containing Pendant Thioether Groups and Their Dioxygen Adducts.
Authors: NAKAMOTO K. , OSHIO H. , OKAWA H. , KANDA W. , HORIUCHI K. , KIDA S.
Published: May 2016

The two Schiff bases with pendant (CH2)2 ‐ SR groups were synthesized as shown in the scheme.
ChemInform Abstract: Metal Complexes with Macrocyclic Ligands. Part 22. Synthesis of Two Bis‐tetraazamacrocycles and Study of the Structures, Electrochemistry, VIS and EPR Spectra of Their Binuclear Cu2+ and Ni2+ Complexes.
Authors: SCHNEIDER R. , RIESEN A. , KADEN T. A.
Published: May 2016

The tetraazacyclotetradecane (I) reacts with bifunctional alkylating agents (II) to give the tosyl protected bis‐macrocycles (IIIa) and (IIIb), which are hydrolysed to yield the free compounds (IV).
ChemInform Abstract: Addition of 3‐Thienyllithium to Phthalic Anhydride: A Simple Method for the Synthesis of 9,10‐Dihydro‐4H‐benzo[4,5]cyclohepta[1,2‐b]thiophen‐ 10‐one.
Authors: MAJCHRZAK M. W.
Published: May 2016

3‐Thienyllithium (I) reagiert mit Phthalsäureanhydrid (II) zu den Produkten (III)‐(V).
ChemInform Abstract: Electrocatalysis of O2 Reduction on Au Surfaces Modified by Underpotential Pb and Tl Adsorbates in Acetonitrile.
Authors: KOKKINIDIS G. , SAZOU D.
Published: May 2016

The electrocatalytic effect of underpotential deposition of Pb and T1 on Au on the O2 reduction has been studied in 0.1 M Et4NClO4/MeCN solution.
ChemInform Abstract: Telomerization of Allene with Water Catalyzed by Palladium Complexes.
Authors: KUNAKOVA R. V. , SIDOROVA V. V. , DZHEMILEV U. M.
Published: May 2016

Allen (I) reagiert mit Wasser in Gegenwart des Palladiumkatalysators (II) zu den beiden ungesättigten Alkoholen (III) und (IV).
ChemInform Abstract: Formation and Reaction Products of 1,2,5,6‐Tetraphospha‐3,4‐7,8‐dibenzo‐2,6‐diiodo‐bicyclo[3.3.0]octane.
Authors: STRITT H.‐P. , WOERZ H.‐J. + , LATSCHA H. P.
Published: May 2016

The bis(dichlorophosphane) (I) reacts with lithium iodide in anhydrous benzene to give (II).
ChemInform Abstract: Acid Hydriding and Activation of FeTi.
Authors: RAJ P. , SATHYAMOORTHY A.
Published: May 2016

The different hydride phases formed following acid hydriding of well‐annealed unactivated FeTi powder samples using different strengths of HCl is studied systematically for the first time (Mössbauer and X‐ray diffraction).
ChemInform Abstract: ESR Studies of Free and supported 12‐Heteropoly Acids. Part 2.
Authors: FRICKE R. , OEHLMANN G. +
Published: May 2016

Differences and similarities in behaviour of the free and supported title heteropoly acids during H2 and CO reduction have been investigated by analyses of the various M0" signals detected after reduction.
ChemInform Abstract: Systematic Design of Chemical Oscillators. Part 29. Reaction Between Permanganate Ion and Hydrogen Peroxide: Kinetics and Mechanism of the Initial Phase of the Reaction.
Authors: SIMOYI R. H. , DE KEPPER P. , EPSTEIN I. R. , KUSTIN K.
Published: May 2016

The MnO; /H2O2 reaction, studied by stopped‐flow experiments, occurs in three stages: a fast initial phase, an induction period, and an autocatalytic step.
ChemInform Abstract: Preparation and X‐Ray Crystal Structure of (I5+)( AsF6‐) and Electronic Structure of the I5+ Cation.
Authors: APBLETT A. , GREIN F. , JOHNSON J. P. , PASSMORE J. , WHITE P. S.
Published: May 2016

Highly crystalline [I5 ][AsF6′ ](III) has been prepared by oxidation of I2 with AsFs in SO2 solution (yield given in g).
ChemInform Abstract: X‐Ray Crystal Structures of Lithium, Sodium, and Potassium Enolates of Pinacolone.
Authors: WILLIARD P. G. , CARPENTER G. B.
Published: May 2016

Reaction of 3,3‐dimethyl‐2‐butanone with alkali amides, LiN(iPr)2, NaN(Si‐ Me3)2 or KN(SiMe3)2, yields crystalline enolates.
ChemInform Abstract: Crystal Structure and Absolute Configuration of (‐)‐3‐O‐Acetyl‐6‐bromo‐ 3′,4′,5,7‐tetra‐O‐methylepicatechin, a Reference Compound for the Aromatic Bonding Positions of 2,3‐cis‐Procyanidins.
Authors: BOEYENS J. C. A. , DENNER L. , KOLODZIEJ H. , FERREIRA D. , ROUX D. G.
Published: May 2016

The crystal structure of the title compound is determined by X‐ray analysis (space group: P2,2,2,; Z=4).
ChemInform Abstract: Formation Reactions of Phosphorus Ylide‐Tetracyanoquinodimethane Complexes.
Authors: TSUCHIYA S. , MITOMO S. , KISE H. , SENO M.
Published: May 2016

The reaction of tetracyanoquinodimethane with the phosphorus ylides (I) yields l:l complexes.
ChemInform Abstract: Sequential Michael‐Michael‐Aldol Additions for Easy, One‐Pot, 2 +2 + 2 Construction of Polyfunctionalized Cyclohexanols.
Authors: POSNER G. H. , LU S.‐B. , ASIRVATHAM E. , SILVERSMITH E. F. , SHULMAN E. M.
Published: May 2016

The utility of the title reaction is demonstrated for the ketone enolates derived from (I), (IV) and (VIII), giving the cyclohexanols (III), (VI) and (IX) on reaction with two mol equiv. of acrylates (II) or (V).
ChemInform Abstract: Synthesis of α‐Alkylidene‐γ‐lactones by Intramolecular Addition of Alkoxycarbonyl Free‐Radicals to Acetylenes.
Authors: BACHI M. D. , BOSCH E.
Published: May 2016

Aus Epoxiden (I) werden über die Alkinole (II) die Derivate (III) und (IV) hergestellt, die unter radikalischen Bedingungen zu den a‐Alkyliden‐lactonen (V) bzw. dem Benzyl‐thionolacton (VI) cyclisiert werden können.
ChemInform Abstract: Hydrocarbon Oxidations with Chromyl Trifluoroacetate.
Authors: SUGGS J. W. , YTUARTE L.
Published: May 2016

Das aus Chrom(VI)‐oxid (I) und Trifluoracetanhydrid (II) erhaltene Chromyl‐tri?uoracetat (III) wird zur Oxidation zahlreicher Kohlenwasserstoffe wie (IV), (VI), (X) oder 52 (XII) eingesetzt.
ChemInform Abstract: Aminoethynylation. Part 6. Reactions of (Stannylethynyl)amines with Some Carbocations and SN1‐active Alkyl Halogenides.
Authors: HIMBERT G. , GIESA R.
Published: May 2016

Bei den Titelreaktionen zwischen Vertretem der Sn‐Verbindungen (I) mit den Chloriden (II) bzw. den Salzen (VII) und (X) entstehen die im Formelschema aufgeführten Produkte.
ChemInform Abstract: Synthesis of Alkenes via the Peterson Reaction.
Authors: AGER D. J.
Published: May 2016

The thioacetals (III) are treated with butyl‐lithium and aldehydes (II) or halides (IV) to give the alcohols (I) or the dialkylated acetals (V).
ChemInform Abstract: New Reagents for the Regiospecific Synthesis of Naturally Occurring Quinizarins.
Authors: SIMONEAU B. , SAVARD J. , BRASSARD P.
Published: May 2016

Ausgehend von den Nitrobuttersäureestern (I) werden nach der im Schema angegebenen Reaktionsfolge die silylierten Diene (VI) hergestellt.
ChemInform Abstract: p‐Anisyl Group: A Versatile Protecting Group for Primary Alcohols.
Authors: FUKUYAMA T. , LAIRD A. A. , HOTCHKISS L. M.
Published: May 2016

Eine primäre Alkoholgruppe kann in Form des p‐Anisyl‐ethers geschützt werden.
ChemInform Abstract: Chemistry of Enol Ethers. Part 73. Synthesis of Pyrylium Salts from the Monoacetals of 1,5‐Dicarbonyl Compounds.
Authors: MAKIN S. M. , MARKINA T. A. , BOIKO I. I.
Published: May 2016

The reaction of the unsubstituted or the methylsubstituted 5,5‐diethoxy‐pentenals (II) and the 4,6,6‐triethoxy‐hexanones (V) with HClO4 or H2[SnC16] yields the pyrylium salts (III) or (VI), which are difficult to prepare by previous methods.
ChemInform Abstract: Glycine Antagonists. Synthesis, Structure and Biological Effects of Some Bicyclic 5‐Isoxazolol Zwitterions.
Authors: BREHM L. , KROGSGAARD‐LARSEN P. , SCHAUMBURG K. , JOHANSEN J. S. , FALCH E. , CURTIS D. R.
Published: May 2016

Die aus den Ketoestern (I), (VI) und (VII) hergestellten bicyclischen Isoxazolone (II), (VIII) und (X) werden in die zwitterionischen Verbindungen (III), (IX) und (XI) übergeführt.
ChemInform Abstract: Reaction of a‐Silyl Esters with Grignard Reagents: A Synthesis of β‐Keto Silanes and Ketones.
Authors: LARSON G. L. , HERNANDEZ D. , MONTES DE LOPEZ‐CEPERO I. , TORRES L. E.
Published: May 2016

Aus den gemäß Schema aus den Estern (I) hergestellten a‐Silylestern (IV) werden durch Einwirkung von Grignard‐Verbindungen (V) und nachfolgende vorsichtige Hydrolyse mit feuchtem Ether die β‐Ketosilane (VI) erhalten.
ChemInform Abstract: Four‐ and Five‐Membered Phosphorus Heterocycles. Part 69. 1,3,2‐Diaza‐ to 1,2‐Azaphosphole Conversion by Acetylenes.
Authors: KARAGHIOSOFF K. , KLEHR H. , SCHMIDPETER A.
Published: May 2016

Durch Reaktion des Dinitrils (I) mit den Acetylenen (II) gelingt die Synthese des erwünschten lH‐1,2‐Azaphosphol‐ Typs, von dem die Vertreter (III) überwiegend oder ausschließlich gebildet werden.
ChemInform Abstract: The Chemistry of Dinitrogen Residues. Part 1. Diazenido‐complexes of Titanium, and Some Substituted Analogues.
Authors: LATHAM I. A. , LEIGH G. J. , HUTTNER G. , JIBRIL I.
Published: May 2016

By reaction of Ti(C5H5)Cl3 with Li(NCButBu), M3SiN = NPh (known method) or Me3SiNPPh3 the compounds (Ia), (II) or (III) were prepared.
ChemInform Abstract: The Chemistry of Dinitrogen Residues. Part 3. Hydrazido(2‐)‐derivatives of Titanium(IV).
Authors: HUGHES D. L. , LATHAM I. A. , LEIGH G. J.
Published: May 2016

The hydrazido(2‐) complexes (I) and (II) can be obtained by deprotonation of hydrazide(l ‐) complexes by bases as NH2tBu, BuLi or even a hydrazine.
ChemInform Abstract: The Chemistry of Dinitrogen Residues. Part 4. The Decomposition of Hydrazide(1‐) and Hydrazide(2‐) when Bound to Titanium(IV).
Authors: LATHAM I. A. , LEIGH G. J.
Published: May 2016

Reaction of Ti(C5H5)Cl‐3 with both Me3Si ‐ NH ‐ NH ‐ SiMe3 and Li(NHNH2) in THF yields Ti(C5H5)Cl2(THF) and N2 or NH; in proportions depending on the stoichiometric ratio of the reactants.
ChemInform Abstract: Pulsed Laser Photolysis of Chromium Hexacarbonyl in the Gas Phase.
Authors: BRECKENRIDGE W. H. , STEWART G. M.
Published: May 2016

Transient absorption spectra observed after pulsed laser photolysis of Cr(CO)6 in the gas phase are assigned to Cr(CO)5 and Cr(CO)5 ‐ Lcomplexes [L: Cr(CO)6, N2, NH3, methanol, acetone, ethylene, silane] and an unknown product formed by the reaction of two Cr(CO)5 molecules.
ChemInform Abstract: Oxidative Transformation of Monobromotetracarbonyl(alkylidyne) Complexes of Molybdenum and Tungsten into Tribromo(alkylidyne) Complexes.
Authors: MAYR A. , MCDERMOTT G. A.
Published: May 2016

The title reaction provides an efficient general synthesis of the complexes (IV) stabilized by DME and is suitable for aliphatic and aromatic carbyne ligands.
ChemInform Abstract: Cationic Allyldinitrosyl Complexes of Iron.
Authors: BAKER P. K. , CLAMP S. , CONNELLY N. G. , MURRAY M. , SHERIDAN J. B.
Published: May 2016

The addition of the solid nitrosonium hexafluorophosphate to (I) results in the evolution of CO and in the formation of the title complexes (II).
ChemInform Abstract: Remarkable Oxygen Affinity of a Mixed Valence Dicobalt Cofacial Porphyrin Co(III)Co(II)FTF4.
Authors: LE MEST Y. , L'HER M. , COLLMAN J. P. , HENDRICKS N. H. , MCLEWEE‐WHITE L.
Published: May 2016

The investigations show a high equilibrium affinity for (I) which is unprecedented for cobalt porphyrin derivatives.
ChemInform Abstract: Mixed Copper/Iron Clusters. The Preparation and Structure of the Large Planar Cluster Anions, Cu3Fe3(CO)123‐ and Cu5Fe4(CO)163‐.
Authors: DOYLE G. , ERIKSEN K. A. , VAN ENGEN D.
Published: May 2016

The reaction of Cu(I) halide with Na2Fe(CO)4 (I) in a 1 :l molar ratio yields the six‐atom mixed Cu/Fe Cluster (IIa).
ChemInform Abstract: Preparation and Ligand‐exchange Reactions of Phosphinegold Ethynyl Complexes.
Authors: CROSS R. J. , DAVIDSON M. F.
Published: May 2016

Phosphinegold chlorides (II) react readily with terminal alkynes as shown to produce the ethynyl complexes (I).
ChemInform Abstract: Stereoselective Vanadium‐catalysed Epoxidation of α,β‐Unsaturated Ketones Possessing a Neighbouring Hydroxy Group.
Authors: GLOTTER E. , ZVIELY M.
Published: May 2016

The hydroxycholestenone (I) is epoxidized with t‐butyl hydroperoxide in the presence of bisacetylacetonato‐oxovanadium as catalyst to give (II).
ChemInform Abstract: The Ester Enolate Claisen Rearrangement. Total Synthesis of (±)‐Ethisolide.
Authors: BURKE S. D. , PACOFSKY G. J. , MURTIASHAW C. W.
Published: May 2016

Aus dem Lacton (I) wird, wie im Formelschema angegeben, der Bicyclus (VII) hergestellt, aus (VIII) entsteht der Ether (IX).
ChemInform Abstract: Sterols as Complexing Agents
Authors: IOFFE D. V.
Published: May 2016

Review: (122 refs.
ChemInform Abstract: [Re(IV)4S22]4‐, a Highly Symmetrical Metal‐Sulfur Cluster with Six S32‐ Ligands
Authors: MUELLER A. + , KRICKEMEYER E. , BOEGGE H. +
Published: May 2016

is obtained in the form of the reddish‐brown NH4+ salt (I) by heating a perrhenate solution with an aqueous polysulfide solution using NH2OH ‐ HCl as reducing agent.
ChemInform Abstract: Asymmetric Conjugate Addition of Organometallic Reagents to Chiral Vinyl Sulfoximines.
Authors: PYNE S. G.
Published: May 2016

Ausgehend von (+)‐Norephedrin (I) wird über den Methylether (II) durch Reaktion mit dem Sulfinylchlorid (III) ein Gemisch der diastereomeren Sul‐ ?namide (IV) und (V) erhalten, das in die chromatographisch trennbaren diastereomeren Sulfoximine (VIII) und (IX) übqrgeführt wird.
ChemInform Abstract: Substitution Reactions of cis‐Bis(2,2′‐bipyridine)dicarbonyl(solvent)molybdenum(II) and cis‐Bis(2,2′‐bipyridine)dicarbonyltungsten(II) Salts with Uni‐, Bi‐, and Terdentate Tertiary Phosphines, Trimethyl Phosphite, Nitric Oxide, and 2,2′‐Bipyridine.
Authors: CONNOR J. A. , JAMES E. J. , OVERTON C. , WALSHE J. M. A. , HEAD R. A.
Published: May 2016

Reaction of the Mo(II) complex (I) with PPh3 or PBu3 substitutes the solvent to produce monophosphine derivatives (IIa) under mild conditions.
ChemInform Abstract: Stereoselective Syntheses of (±)‐Daunosamine, (±)‐Vancosamine and (±)‐Ristosamine from Acyclic Precursors.
Authors: HAUSER F. M. , ELLENBERGER S. R. , GLUSKER J. P. , SMART C. J. , CARRELL H. L.
Published: May 2016

Ausgehend von den einfachen acyclischen Vorstu‐ ‐fen (I) und (XIV) werden gemäß den im Schema angeführten Reaktionsfolgen die N‐Trichloracetyl‐ Derivate (VIII), (XXI) und (XXVI) der im Titel genannten Verbindungen hergestellt.
ChemInform Abstract: Phases in the Boundary Range of the Zintl‐Phase Class: Sr5Sn2P6 (I) and SrSnP (II).
Authors: EISENMANN B. , JORDAN H. , SCHAEFER H. +
Published: May 2016

The novel compound (I) (prepared from the elements) crystallizes in the orthorhombic system, space group Pbam with Z=2.
ChemInform Abstract: Stability and Thermodynamics of Ligand‐free Tin‐Gold Clusters.
Authors: KINGCADE J. E. JUN. , GINGERICH K. A.
Published: May 2016

The gaseous molecules AuSn, Ausnz, AuzSnz, and AuSn3 have been indentified in a MS study of the Knudsen effusate from the condensed Au‐Sn system.
ChemInform Abstract: Phase Formation in the System Na2O·Al2O3 ‐ CaO·Al2O3 ‐ Al2O3 at 1200°C in Air.
Authors: VERWEIJ H. , SARIS C. M. P. M.
Published: May 2016

The phase relations in the title system have been determined using the quenching method and high‐temp.
ChemInform Abstract: Phases in the System Ba2SiO4 ‐ Ca2SiO4.
Authors: MATKOVIC B. , POPOVIC S. , GRZETA B. , HALLE R.
Published: May 2016

6 distinct phases have been found in l the title system at 1723 K (denoted as Ba2SiO4, T, X, a′, β, and γ‐Ca2SiO4).
ChemInform Abstract: Ion Exchange of the Layered Perovskite KCa2Nb3O10 by Protons.
Authors: JACOBSON A. J. , LEWANDOWSKI J. T. , JOHNSON J. W.
Published: May 2016

The reaction of MCa2Nb3Om (M: K, Rb, Cs) with aqueous acid results in the formation of HCa2Nb3Om (I).
ChemInform Abstract: New Compound in the System SrO ‐ Al2O3.
Authors: YAMAGUCHI O. , NARAI A. , SHIMIZU K.
Published: May 2016

A new Compound, 12 Sr0 ‐ 7 Al2O3, has been prepared by simultaneous hydrolysis of Sr(0‐iPr)2 and Al(0‐iPr)3 at 5°C. It crystallizes in the cubic system; the structure contains tetrahedral A104 groups and octahedral A106 groups.
ChemInform Abstract: Chemical Transport of MgGeO3 with Chlorine.
Authors: KRUG B. , GRUEHN R.
Published: May 2016

The Chemical transport of magnesium germanates with C12 (1100 ‐1000°C) has been investigated.
ChemInform Abstract: Ternary Carbides of the Rare Earth and Iron Group Metals with CeCoC2‐ and CeNiC2‐Type Structure.
Authors: JEITSCHKO W. , GERSS M. H.
Published: May 2016

32 carbides RTC; (R: rare earth metal; T: Fe, Co, Ni) have been prepared by arc melting of the elemental components and subsequent annealing in evacuated silica tubes and the crystal structures of the carbides have been determined.
ChemInform Abstract: Optical Investigations at Couloured Intermetallic Phases.
Authors: DREWS J. , EBERZ U. , SCHUSTER H.‐U.
Published: May 2016

Novel ternary and quaternary compounds of the composition MgMX and LiMgMX (M: Pd, Pt; X: Sn, Sb) have been prepared from the elements (0.5 h at ca. 1300 K, 6‐20h at ca. 900 K).
ChemInform Abstract: β‐Diketone Interactions. Part 1. Pentane‐2,4‐dione‐Diethylamine Adduct.
Authors: EMSLEY J. , FREEMAN N. J. , PARKER R. J. , DAWES H. M. , HURSTHOUSE M. B.
Published: May 2016

Pentane‐2,4‐dione (= PD) and diethylamine (= DEA), when mixed together, produce unstable crystals of a 1:1‐adduct which slowly condense to form 4‐diethylaminopent‐3‐en‐2‐one.
ChemInform Abstract: Hydroquinone as a Proton Donor in Ambient‐Temperature Chloroaluminate Ionic Liquids: Reaction with Chloride Ion.
Authors: LIPSZTAJN M. , SAHAMI S. , OSTERYOUNG R. A.
Published: May 2016

The reaction of hydroquinone as proton donor in (I) ‐ AlCl3 ambient‐temperature ionic liquid is investigated.
ChemInform Abstract: Reaction of 10‐Vinyl‐phenothiazine with Benzoyl Peroxide.
Authors: KUROV G. N. , SVYATKINA L. I. , GAINTSEVA L. L. , NAUMOVA I. P.
Published: May 2016

Beim Zerfall von Benzoylperoxid (I) in Gegenwart von 10‐Vinylphenothiazin (II) erhält man in Abhängigkeit von den Reaktionsbedingungen die Produkte (III)‐(IX).
ChemInform Abstract: Ortho‐Disubstituted S‐Benzenes. Part 6. Ring‐Opening Reactions of Five‐ Membered F‐Benzo Heterocyclic Compounds with Metal Hydrides.
Authors: SAKAI S. , SONODA T. , KOBAYASHI H.
Published: May 2016

Zur Synthese von o‐disubstituierten Tetrafluorbenzol‐Derivaten werden die Ringöffnungsreaktionen des Benzoxazols (Ia), des Benzothiazols (Ib) und des Benzimidazols (Ic) mit verschiedenen Reduktionsmitteln untersucht.
ChemInform Abstract: Kinetics of the Thermal Isomerization of 7,7‐Dimethylbicyclo[4.1.1]octa‐2,4‐diene and of 8,8‐Dimethylbicyclo[5.1.0]octa‐2,4‐diene.
Authors: GAJEWSKI J. J. , GORTVA A. M. , BORDEN W. T.
Published: May 2016

Static pyrolyses of (I) (173‐209°C) and (II) (CÖDÖ, 100‐ 139°C) are carried out to determine the relative values of k, and k2.
ChemInform Abstract: Photoreactivity of η3‐Allylpalladium Complexes Studied by CIDNP.
Authors: VERMEERSCH G. , MARKO J. , MUZART J.
Published: May 2016

The photoreaction of the n3‐allylpalladium Complexes (I) is studied by means of chemically induced dynamic nuclear polarization (CIDNP).
ChemInform Abstract: Reduction of Quinones by Hydride Meisenheimer Adducts.
Authors: ATKINS P. J. , GOLD V. , WASSEF W. N.
Published: May 2016

The hydride Meisenheimer complex (I) obtained from (III) and BH; can transfer H ′ to quinones such as (II) and to 4‐nitrobenzaldehyde.
ChemInform Abstract: Dehalogenation with Naphthalene Radical Anions. Part 7. The Defluorination of Tetrafluorobenzene with Naphthalene Radical Anion and Unsolvated Hydroxide Ion.
Authors: OKU A. , NISHIMURA J. , NAKAGAWA S. , YAMADA K.
Published: May 2016

Die Defluorierung des l,2,4,5‐Tetra?uorbenzols (I) mit dem Radikal‐ Anion des Naphthalins (II) wird ,als Modellreaktion der Defluorierung von perfluorierten Aromaten untersucht und diskutiert.
ChemInform Abstract: The Electrochemical Fluorination of N,N‐Dimethylalkylamines and N,N‐Dialkylmethylamines.
Authors: ABE T. , HAYASHI E. , BABA H. , NAGASE S.
Published: May 2016

Die elektrochemische Fluorieruhg der im Titel genannten Gruppen von Aminen (I) und (II), die zu komplex zusammengesetzten Gemischen polyfluorierter Amine führt, wird beschrieben.
ChemInform Abstract: Organocopper Conjugate Addition Reaction in the Presence of Trimethylchlorosilane.
Authors: ALEXAKIS A. , BERLAN J. , BESACE Y.
Published: May 2016

Die Organo‐Kupferverbindungen (Ia), (Ic) und (Id) reagieren in Gegenwart von Trimethylchlorsilan (III) mit den oL,ß‐ungesättigten Estern und Amiden (II) zu den Addukten (IV).
ChemInform Abstract: Reaction of Aryl Grignard Reagents with Hexahalobenzenes: Novel Arenes via a Multiple Aryne Sequence.
Authors: HARADA K. , HART H. , DU C.‐J. F.
Published: May 2016

Aus den Hexahalogcnbenzolcn‐(I) crhältman mit Arylmagnesiumbromiden (II) im Überschuß nach Hy‐drol‐ys‐eüber diskutierte Zwi‐ ‐ schenstufen die 1,2,4,5‐Tetraaryl‐benzole (III); die Aufarbeitung inpGcgenwart von Brom liefert die 1,4‐Dibrom‐2,3,iöäxetraaryl‐bsenzole (IV).
ChemInform Abstract: An Efficient Synthesis of 3‐Hydroxy‐3‐trifluoromethyl Phthalide.
Authors: SHAW D. A. , TUOMINEN T. C.
Published: May 2016

Die aus dem Bromtoluol (I) hergestellte Grignard‐Verbindung reagiert mit dem acylierten Hydroxylamin (II) zum Trifluoracetophenon (III), das durch Bromierung und nachfolgende Permanganat‐Oxidation in die im Titel genannte Verbindung (IV) übergeführt wird.
ChemInform Abstract: New Approach to Pyrrolo[1,2‐a]indoles Using Azomethine Ylides.
Authors: PADWA A. , GASDASKA J. R.
Published: May 2016

The reaction of the indole (I) with N‐phenylmaleimide (II) in the presence of AgF does not proceed via the expected azomethine ylide, the pyrrolo‐indole (III) being formed instead by a 1,3‐dipolar cycloaddition reaction.
ChemInform Abstract: α‐Oximino‐β‐semicarbazones of Benzoylacetarylamides and Their Cyclisation to Vicinal Triazoles.
Authors: PATEL D. M. , PATEL M. M. , PATEL M. R.
Published: May 2016

Die Cyclisierung der aus den a‐Oximbenzoylacetanil‐iden (I) und Semicarbazid gut zugänglichen Semicarbazonoxime (II) zu den Triazol‐en (III) wird untersucht.
ChemInform Abstract: On Chalcogenolates. Part 167. Studies on 1,2‐Hydrazine‐bis(monothioformates).
Authors: GATTOW G. , LOTZ S.
Published: May 2016

Hydrazine (I) reacts with COS in the presence of sodium methoxide to give (II), which is convened with methyl iodide into its dimethyl ester (IV).
ChemInform Abstract: Studies on Xanthine Derivatives. Part 2. Synthesis of 1,2,3,7‐Tetrahydro‐6H‐purin‐ 6‐ones from Xanthine Hydrolyzates.
Authors: OHSAKI T. , KURIKI T. , UEDA T. , SAKAKIBARA J.
Published: May 2016

Alkalische Hydrolyse der trisubstituierten Xanthine (I) liefert chromatographisch trennbare Gemische der Imidazolcarbonsäureamide (II) und der Imidazolcarbonsäuren (III).