bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: High Temperature Fuel Cell with Ceria‐Yttria Solid Electrolyte.
Authors: YAHIRO H. , BABA Y. , EGUCHI K. , ARAI H.
Published: May 2016

Solid electrolytes of the CeO2‐Y2O3 system exhibit high ionic conductivity and high ionic transference number of oxygen in the temp. range 600‐1000 °C. High current density and electrical power can be obtained from a (CeO2)0.9(YO1.5)0.1 fuel cell operated at 600‐800 °C. The ceria‐based oxide fuel cell is strongly affected by the cathode material used and La0.6Sr0.4CoO3 is found to yield better results than Pt.
ChemInform Abstract: Electrochemical Intercalation of Lithium in V2O5 in Molten Dimethylsulfone at 130 °C.
Authors: FAUCHEUR C. , MESSINA R. , PERICHON J.
Published: May 2016

A comparison of theoretical and experimental galvanostatic discharge/charge curves indicates that in molten dimethylsulfone Li behaves as an ideally dispersed solute in the V2O5 host.
ChemInform Abstract: Unusual Hyperporphyrin Spectra for Bis(thiolato)rhodium(III) Octaethylporphyrins and Generation of the Superoxide Anion by the Complexes.
Authors: SAKURAI H. , UCHIKUBO H. , ISHIZU K. , TAJIMA K. , AOYAMA Y. , OGOSHI H.
Published: May 2016

The structure of the title complexes, prepared from the chloro‐rhodium(III) complex, aliphatic or aromatic thiol compounds, and tetrabutylammonium hydroxide in organic solvents, is characterized by comparing their electronic absorption spectra with the spectra of thiolato adducts of cytochrome P‐450 and its cobalt‐substituted enzymes.
ChemInform Abstract: Kinetics of the Formation of E‐ and Z‐Enols in the Thermolysis of 2‐Diazo‐1,3‐dimesityl‐1,3‐propanedione in Nucleophiles.
Authors: MEIER H. , WENGENROTH H. , LAUER W. , VOGT W.
Published: May 2016

The thermolysis of (I) in piperidine (IIa) and morpholine (IIb) (EtOH is studied kinetically as well) leads to enols (IV) and (V).
ChemInform Abstract: Intramolecular Diels‐Alder Reaction with Furan‐Diene. Comparison of Reactivity and Stereoselectivity Within a Set of Structurally Related Substrates of Potential Use in Gibberellin Total Synthesis.
Authors: APPENDINO G. , HOFLACK J. , DE CLERCQ P. J. , CHIARI G. , CALLERI M.
Published: May 2016

The reactivity and stereoselectivity of the intramolecular cycloaddition of structurally related Diels‐Alder precursors such as (I), (IV) and (VI) is studied.
ChemInform Abstract: Knoevenagel Reactions of Aldehydes with Carboxy Compounds. Part 1. Reactions of p‐Nitrobenzaldehyde with Active Methine Compounds.
Authors: TANAKA M. , OOTA O. , HIRAMATSU H. , FUJIWARA K.
Published: May 2016

The reaction of aldehyde (I) with acids (II) in the presence of Py (or another tert. amine) proceeds via a reversible formation of hydroxy intermediate (III) (isolable) which decarboxylates (rate determining step) to give compound (IV) (Hann and Lapworth mechanism).
ChemInform Abstract: Metal‐Catalyzed Cyclization of Enallenes.
Authors: TROST B. M. , TOUR J. M.
Published: May 2016

The Ni‐Cr mediated cyclization of enallenes such as (III) (obtained from the acetylene (I)), (V), (VIIa), (VIIb), (X) gives rise to products such as (IV), (VI), (VIII), (IX) or (XI).
ChemInform Abstract: Aldehyde Enol Esters as Novel Chain Terminators in Cationic Olefin Cyclizations.
Authors: SIMMONS D. P. , REICHLIN D. , SKUY D.
Published: May 2016

Enol acetate (III) is cyclized with various Lewis and Bronsted acids to dihydrocyclocitral (IV).
ChemInform Abstract: Some Studies on 6,7‐Unsaturated Carbonyl Radical Cyclizations.
Authors: CRICH D. , FORTT S. M.
Published: May 2016

Tributylstannane (II) reacts with the phenylselenol esters (I) in the presence of AIBN to give the aldehydes (III) and mixtures of cyclic ketones (IV) and (V).
ChemInform Abstract: A Convenient Synthesis of Sterically Hindered Geminal Dibromides.
Authors: GUZIEC F. S. JUN. , SANFILIPPO L. J.
Published: May 2016

The gem‐dibromides (II) are prepared from the hydrazones (I) upon treatment with two equivalents of bromine and excess triethylamine or from the diazo compounds (III) and one equivalent of bromine.
ChemInform Abstract: Organic Synthesis Using Haloboration Reactions. Part 14. E‐(2‐Bromoethenyl)diisopropoxyborane. A New Building Block for E‐Olefins.
Authors: HYUGA S. , YAMASHINA N. , HARA S. , SUZUKI A.
Published: May 2016

The vinylic zinc chloride (I) is treated with various bromovinylboranes, e.g. (II) or (VII), in the presence of a Pd(II) catalyst and then coupled with phenyl iodide (IV) to give mixtures of the diene (V) and the styrene (VI).
ChemInform Abstract: Synthesis and Crystal Structure of S‐(1‐Benzoyl‐2‐bis‐methylthio)vinyl‐piperidino‐dithiocarbamate.
Authors: DOELLING W. + , KHOUDARY K. , AUGUSTIN M. , BAUMEISTER U. , HARTUNG H.
Published: May 2016

The reaction of the benzoyl compound (and that of some para‐substituted analogues) with CS2 (II) is shown to depend on the conditions used.
ChemInform Abstract: Diastereoselectivity Control Elements. Acyclic Diastereocontrol in Formation and Reactions of γ‐Hydroxysulfones.
Authors: TROST B. M. , MERLIC C. A.
Published: May 2016

The alkylation of sulfones such as (I), (IV), (IX) with epoxides such as (II), (V), (VII), (X), or (XII) leads to unexpected control of stereochemistry under kinetic or thermodynamic conditions.
ChemInform Abstract: A Convenient One‐Pot Synthesis of 4‐Substituted 3,5‐Bis(alkoxycarbonyl)‐4,5‐dihydroisoxazole 2‐Oxides from Aldehydes and Nitroacetic Acid Esters in a Solid‐Liquid Reaction System and Subsequent Deoxygenation.
Authors: MELOT J.‐M. , TEXIER‐BOULLET F. , FOUCAUD A.
Published: May 2016

The aldimines (III), prepared from aldehydes (I) and isopropylamine (II), react with the nitroacetates (IV), forming the trans‐substituted dihydroisoxazole N‐oxides (V).
ChemInform Abstract: Synthesis of Azapsoralen Derivatives.
Authors: CHILIN A. , RODIGHIERO P. , PASTORINI G. , GUIOTTO A.
Published: May 2016

Compared to psoralens the title compounds (IV) and (VI) have an increased extinction coefficient for the absorption in the UV‐A region.
ChemInform Abstract: Cyclic Allylamine‐Enamine Systems. Part 8. Isomerization Using Rhodium Complexes. 3‐Aminoalkylidene‐3H‐indoles. Part 5. 6,7‐Dihydroindolo(3,2‐a)quinolizine and 1,2,3,4,6,7‐Hexahydroindolo(3,2‐a)quinolizine.
Authors: SALAS M. , AL‐KHAWAJA I. K. , THOMAS M. J. , JOULE J. A.
Published: May 2016

The tetracyclic compound (II), which was previously synthesized from the cyclic allylamine (I) via a multi‐step procedure, can be directly obtained from (I) using the reaction conditions A).
ChemInform Abstract: First Asymmetric Synthesis of β‐Binaphthyl‐Supported Silanes, Stannanes, and Boranes.
Authors: GROSS U.‐M. , BARTELS M. , KAUFMANN D.
Published: May 2016

The binaphthyl (I) reacts after twofold lithiation with the silane (II) to give the silepin (IIIa) and with the stannane (V) to give the stannepin (VIa).
ChemInform Abstract: Preparation and Multinuclear NMR and IR Spectroscopic Characterization of Some Complexes of Acetyldiphenylphosphine, Diphenyl(2‐thienyl)phosphine, Bis(2‐thienyl)phenylphosphine and Cyanodiphenylphosphine.
Authors: VARSHNEY A. , GRAY G. M.
Published: May 2016

The coordination chemistry of the unusual bifunctional title ligands is investigated.
ChemInform Abstract: Transition‐Metal NMR Spectroscopy. Part 11. Synthesis and 1H, 13C, and 57Fe NMR Spectra of Mono‐ and Bis(tricarbonyl(η4‐diene)iron), and (η3‐Allyl)tetracarbonyliron Trifluoroborate Complexes.
Authors: ADAMS C. M. , CERIONI G. , HAFNER A. , KALCHHAUSER H. , VON PHILIPSBORN W. , PREWO R. , SCHWENK A.
Published: May 2016

1H, 13C, and 57Fe NMR spectra are reported for 73 olefinic and allylic organoiron complexes of the type shown in the scheme.
ChemInform Abstract: Synthesis of the Hexaamine Ligand 1,4,7‐Tris(3‐aminopropyl)‐1,4,7‐triazacyclononane: Reactivity and X‐Ray Crystal Structures of the Nickel(II) and Cobalt(III) Complexes.
Authors: BUSHNELL G. W. , FORTIER D. G. , MCAULEY A.
Published: May 2016

The title ligand (III) is prepared according to the scheme.
ChemInform Abstract: Alkyl 2‐(Diphenylmethyleneamino)acrylates in the Synthesis of α‐Amino Acids.
Authors: TARZIA G. , BALSAMINI C. , SPADONI G. , DURANTI E.
Published: May 2016

The acrylates (VI) mentioned in the title are prepared from the alkyl N‐diphenylmethyleneglycinates (I) via the Mannich condensation products (III).
ChemInform Abstract: Methyl 4‐Hydroxy‐5‐iodo‐2,3‐dimethoxy‐6‐methylbenzoate: The Aromatic Fragment of Calichemicin γI 1α. Synthesis, X‐Ray Crystallographic Analysis, and Properties.
Authors: NICOLAOU K. C. , EBATA T. , STYLIANIDES N. A. , GRONEBERG R. D. , CARROLL P. J.
Published: May 2016

The title compound (VI) is obtained as a crystalline solid.
ChemInform Abstract: Etching of Tungsten and Tungsten Silicide Films by Chlorine Atoms
Authors: FISCHL D. S. , RODRIGUES G. W. , HESS D. W.
Published: May 2016

is performed both within and downstream from a Cl2 plasma discharged at 200 mtorr below 150 °C. Without a discharge, molecular chlorine does not etch the films at the temp. studied.
ChemInform Abstract: Reactions of Saturated Cyclic Sulfides
Authors: KARAULOVA E. N.
Published: May 2016

Review: (198 refs.
ChemInform Abstract: Two New Alkaline‐Earth Oxoindates: BaCa2In6O12 (I) and BaSr2In6O12 (II).
Authors: LALLA A. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

Single crystals of the compounds are obtained from mixtures of BaCO3, CaCO3 (SrCO3), and In2O3 (pressed pellets, 1. 1000 °C, 24 h; 2. CO2‐laser, > 1800 °C).
ChemInform Abstract: Reaction of Ynamino Ketones with Bifunctional Reagents.
Authors: OSTROUMOV I. G. , TSIL'KO A. E. , MARETINA I. A. , PETROV A. A.
Published: May 2016

The reactions between the ynamino ketones (I) and ethylenediamine (II), ethanolamine (IV), o‐aminophenol (VIa) and o‐aminothiophenol (VIb) yield five‐membered heterocycles with two heteroatoms, viz the derivatives (III), (V) and (VII), whereas o‐phenylenediamine (VIII) affords the diazepine derivatives (IX).
ChemInform Abstract: Acid‐Catalyzed Condensation of Isoprene with Hydroxypropiophenones: Synthesis of 2,2‐Dimethylchromans and Some New 2‐Amino‐ and 2‐Mercapto‐4‐aryl‐5‐methylthiazoles.
Authors: AHLUWALIA V. K. , NAYAL L. , BALA S. , RAGHAV S.
Published: May 2016

Since 2,2‐dimethylchromans and thiazoles are known to possess many pharmacologically interesting properties, further derivatives of these compounds are required.
ChemInform Abstract: Phase Equilibria in the System Li2O‐K2O‐NiO‐V2O5.
Authors: SURAT L. L. , FOTIEV A. A.
Published: May 2016

The three systems Li2O‐NiO‐V2O5, K2O‐NiO‐V2O5 and Li2O‐K2O‐V2O5 are investigated by X‐ray and optical analyses.
ChemInform Abstract: The Calcium Sulfate‐Induced Corrosion of Iron‐Chromium Alloys
Authors: CHOI S. H. , STRINGER J.
Published: May 2016

is studied at 1223 K using a CaSO4/CaO powder bed and an external environment of 1.2% CO/98.8% CO2 (P(O2): 10‐11.2 atm).
ChemInform Abstract: Direct Electrochemical Measurement of Dezincification Including the Effect of Alloyed Arsenic.
Authors: NEWMAN R. C. , SHAHRABI T. , SIERADZKI K.
Published: May 2016

Dezincification of α‐brass in neutral chloride solutions requires restriction of mass transport by a deposit, corrosion product or crevice.
ChemInform Abstract: Photochemistry of Colloidal Semiconductors. Part 28. Photo‐Electron Emission from Cadmium Phosphide Particles in Aqueous Solution.
Authors: HAASE M. , WELLER H. , HENGLEIN A.
Published: May 2016

Laser illumination at 308 nm of small Cd3P2 particles in aqueous solution leads to the formation of hydrated electrons which are detected by their strong optical absorption.
ChemInform Abstract: Synthesis of Bicyclic and Polycyclic Alkenes via Palladium‐Catalyzed Intramolecular Arylation and Vinylation.
Authors: LAROCK R. C. , SONG H. , BAKER B. E. , GONG W. H.
Published: May 2016

The palladium diacetate‐catalyzed cyclization of vinylic or phenylic iodides containing cycloalkenyl groups is performed under various conditions.
ChemInform Abstract: Half‐Cage Compounds by Radical Reactions with Thiophenol and Bromotrichloromethane from Diels‐Alder Adducts of Benzvalene with Cyclopentadiene Derivatives.
Authors: FREUND S. , HENNEBERGER H. , CHRISTL M.
Published: May 2016

The pentacyclic compounds (IV) obtained by Diels‐Alder reactions (e.g.
ChemInform Abstract: Photochemical Reactions of Triarylmethyl Peroxides. Part 2. α‐ and β‐Naphthyldiphenylmethyl Peroxide.
Authors: NECKERS D. C. , LINDEN S.‐M. , TALIANO R. J. , WILLIAMS B. L. , ZAKRZEWSKI A.
Published: May 2016

Photolysis of bis(triarylmethyl) peroxide (I) gives the phenols (II) and (III), the ketones (IV) and (V), and the olefin (VI), together with some other by‐products.
ChemInform Abstract: Enantioselective Catalysis. Part 43. Enantioselective Catalytic Transfer Hydrogenation of α,β‐Unsaturated Carboxylic Acids Using Triethylammonium Formate.
Authors: BRUNNER H. , LEITNER W.
Published: May 2016

The catalytic properties of Rh complexes in the enantioselective hydrogenation of olefins and in the decomposition of formic acid to give H2 and CO2 are combined in the title reaction, i.e. the hydrogenation of (I) and (III) by procedure A) (bppm being the most efficient out of several chiral ligands tested).
ChemInform Abstract: Aprotic Conjugate Addition of Allyllithium Reagents Bearing Polar Groups to Cyclic Enones. Part 2. 2‐Alkyl‐, 2,3‐Dialkyl‐, and 1,3‐Dialkylallyl Systems.
Authors: HAYNES R. K. , KATSIFIS A. G. , VONWILLER S. C. , HAMBLEY T. W.
Published: May 2016

The validity of the transition state model described previously (cf.
ChemInform Abstract: Triazaphosphinines ‐ Reactions, Zwitter Ions, P‐B‐Exchange.
Authors: MEYER M. , KLINGEBIEL U. , KADEL J. , OBERHAMMER H.
Published: May 2016

(I) is formed by addition of HF to (II) or its dichloro analogue.
ChemInform Abstract: Cocondensation of Molybdenum Atoms with the Bulky Tertiary Diphosphine 1,2‐Bis(diisopropylphosphino)ethane: The Molecular Structure of (MoH4(iPr2PCH2CH2PiPr2)2).
Authors: CLOKE F. G. N. , GIBSON V. C. , GREEN M. L. H. , MTETWA V. S. B. , PROUT K.
Published: May 2016

The cocondensation of Mo vapor at 77 K with the sterically demanding diphosphine (preparation described) does not afford the homoleptic bis(ligand) complex of Mo but rather the stereochemically non‐rigid tetrahydrido title complex (yield given in g), which crystallizes in Ccca with Z=4.
ChemInform Abstract: Synthetic and Mechanistic Aspects of Palladium‐Catalyzed Asymmetric Hydrocyanation of Alkenes: Crystal Structure and Reactions of (η2‐Ethene)(diop)palladium.
Authors: HODGSON M. , PARKER D. , TAYLOR R. J. , FERGUSON G.
Published: May 2016

The asymmetric hydrocyanation of norbornene (I), catalyzed by chiral palladium diphosphine complexes, gives the exo nitrile (III) with up to 40% e.e.
ChemInform Abstract: Synthesis of N‐Heterocyclic Complexes of Osmium, Ruthenium, Cobalt, and Rhodium Pentaammines.
Authors: LAY P. A. , MAGNUSON R. H. , TAUBE H.
Published: May 2016

Examples are given of the improved syntheses of a variety of N‐heterocyclic complexes of the type (M(NH3)5L)n+ (M: Os, Ru, Rh, Co; L: N‐heterocycle e.g. pyrazine, pyridine, 2,2'‐bipyridine; n = 3, 2) which are prepared by the reaction of (M(NH3)5(OSO2CF3))(CF3SO3)2 either with neat ligand or with an excess of the ligand in a poorly coordinating solvent.
ChemInform Abstract: New Entry to syn‐β‐Hydroxy‐α‐amino Acids.
Authors: HIRAMA M. , HIOKI H. , ITO S.
Published: May 2016

The α‐siloxy aldehyde (I) is coupled with the methylthiomethyl sulfone (II) and then dehydrated to form the ketene dithioacetal dioxide (III) which is converted to the N‐trichloroacetyl carbamate (V).
ChemInform Abstract: Pheromone Synthesis. Part 111. An Enzyme‐Mediated Synthesis of Both Enantiomers of Seudenol and 1‐Methyl‐2‐cyclohexen‐1‐ol, the Aggregation Pheromones of Dendroctonus pseudotsugae.
Authors: MORI K. , OGOCHE J. I. J.
Published: May 2016

The (S)‐(‐)‐isomer of seudenol (I) is converted to the cyclohexenol (R)‐(+)‐(III) as shown.
ChemInform Abstract: Polarized Ketene Dithioacetals. Part 65. Additions of 2‐Aroyl‐3‐cyano‐1,1‐bis(methylthio)propenide Anions to Hetero‐Multiple Bonds.
Authors: SINGH L. W. , ILA H. , JUNJAPPA H.
Published: May 2016

With a view to synthesizing five‐membered heterocycles, the anions generated from title compounds of type (III) are treated with (II) and (IV) to give the expected (3 + 2) cycloadducts (I) and (V).
ChemInform Abstract: A Stereoselective Synthesis of Functionalized Cyclopentenes via Base‐Induced Ring Contraction of Thiocarbonyl Diels‐Alder Adducts.
Authors: LARSEN S. D.
Published: May 2016

A two‐step procedure is developed for the preparation of usefully functionalized cyclopentenes such as (IV) or (VII).
ChemInform Abstract: Chiral Allenes from D‐(+)‐Camphor and Camphene.
Authors: MATTAY J. , CONRADS M. , RUNSINK J.
Published: May 2016

Cyclopropanation of the methylenebicycloheptane (I), obtained by Wittig reaction of D‐(+)‐camphor (VII), with dibromocarbene yields a mixture of the isomeric cyclopropanes (III) and (IV).
ChemInform Abstract: Synthesis and Spectroscopic Characterization of Cobalt(III) and Copper(II) Complexes of Hexadentate and Tetradentate Ligands Containing Pyridyl Arms.
Authors: MANDEL J. B. , MARICONDI C. , DOUGLAS B. E.
Published: May 2016

The preparation of (IV) is shown in the scheme.
ChemInform Abstract: Strength and Toughness of Continuous‐Alumina‐Fiber‐Reinforced Glass‐Matrix Composites.
Authors: MICHALSKE T. A. , HELLMANN J. R.
Published: May 2016

Unidirectional, continuous‐fiber composites, fabricated using polycrystalline alumina fibers and four different silicate glass matrices having thermal expansions above and below alumina, are investigated by fracture toughness measurements, strength measurements, and fractographic analysis.
ChemInform Abstract: Effect of Various Chemical Substitutions on the Physical Properties of Cathodochromic Sodalite.
Authors: TRANJAN F. M. , TODD L. T. JUN.
Published: May 2016

The F‐band absorption energy EF and the thermal activation energy ET of the electron in the F‐center are measured as a function of the lattice parameter a0 of various substituted cathodochromic sodalites of general formula (I).
ChemInform Abstract: Luminescent Properties of Cadmium Sulfoselenide Electrodes Prepared by Ion Implantation.
Authors: SHARPE L. R. , ELLIS A. B. , KALWEIT H.
Published: May 2016

Inhomogeneous samples of n‐type CdSxSe1‐x are prepared by implantation of Se+ ions into single‐crystal n‐CdS substrates.
ChemInform Abstract: Oxygen Reduction at Nafion Film‐Coated Platinum Electrodes: Transport and Kinetics.
Authors: LAWSON D. R. , WHITELEY L. D. , MARTIN C. R. , SZENTIRMAY M. N. , SONG J. I.
Published: May 2016

A high temp. film casting procedure which yields high quality solution‐cast Nafion films is used to prepare the Nafion‐coated electrodes.
ChemInform Abstract: Initiation of Stress Corrosion Cracking of Sensitized Type 304 Stainless Steel in Dilute Thiosulfate Solution.
Authors: ISAACS H. S.
Published: May 2016

The initiation, location, and propagation of cracking of stressed sensitized stainless steel in thiosulfate solution is studied using a scanning vibrating electrode technique.
ChemInform Abstract: Experimental Approach to the Process of the Reaction Between Silicon and Copper Chloride Powders.
Authors: WEBER G. , VIALE D. , SOUHA H. , GILLOT B.
Published: May 2016

The progress of the reaction between Si and CuCl is studied both in closed and open systems using TG, HCl titration with NaOH after hydrolysis of SiCl4, and XRD.
ChemInform Abstract: Ionic Probes of Aromaticity in Anellated Rings.
Authors: MEOT‐NER M. , LIEBMAN J. F. , KAFAFI S. A.
Published: May 2016

The effects of anellation (benzene → naphthalene → anthracene or pyrrole → indole, e.g.) on proton affinities are studied by measurements of gas‐phase acidities and theoretical (AM1) calculations for a wide range of parent compounds such as benzene, pyridine, cyclopentadiene, cycloheptatriene, and their anellated derivatives.
ChemInform Abstract: Thermodynamic Studies of Competitive Adduct Formation: Single‐ and Double‐Insertion Reactions of Carbon Monoxide with Rhodium Octaethylporphyrin Dimer.
Authors: COFFIN V. L. , BRENNEN W. , WAYLAND B. B.
Published: May 2016

The enthalpy and entropy changes for the title reactions are determined.
ChemInform Abstract: Novel Acylating Agents from Aryl(dimethylbenzylammonium) Acetates.
Authors: RYBABENKO V. V. , DUDKA A. N. , TIMOSHENKO D. O. , SVETKIN YU. V.
Published: May 2016

The title compounds (I) are found to be versatile acylating agents.
ChemInform Abstract: A New, One‐Pot Synthesis of Primary 2‐Alkynamides.
Authors: PAGE P. C. B. , ROSENTHAL S. , WILLIAMS R. V.
Published: May 2016

The silylalkynes (I) react with chlorosulfonyl isocyanate (II) to produce the alkynamides (III) after hydrolytic work‐up.
ChemInform Abstract: Sulfinic Acids and Related Compounds. Part 20. Synthesis and Properties of Some α,ω‐Alkylenebis(dithiaalkanesulfinates).
Authors: MACKE J. D. , FIELD L.
Published: May 2016

The cyclic disulfide 1,1‐dioxides (I) react with the butanedithiols (II) or (V) in the presence of sodium methoxide to produce the butane‐1,4‐bis(dithiaalkanesulfinates) (IV) or (VI).
ChemInform Abstract: A Prosthetic Group for the Rapid Introduction of Fluorine into Peptides and Functionalized Drugs.
Authors: JACOBSON K. A. , FURLANO D. C. , KIRK K. L.
Published: May 2016

Reaction of the succinimidyl p‐(bromomethyl)benzoates (III) with several amino compounds (IV) yields the amides (V) which are fluorinated with tetrabutylammonium fluoride to give the fluoromethyl derivatives (VI).
ChemInform Abstract: Friedel‐Crafts Cycloalkylations of Some Epoxides. Part 3. Cyclizations of Tertiary and Meta‐Substituted Arylalkyl Epoxides.
Authors: TAYLOR S. K. , BLANKESPOOR C. L. , HARVEY S. M. , RICHARDSON L. J.
Published: May 2016

Treatment of the epoxides (I), (V), and (VIII) with Lewis acids results in the formation of the ring closure products (II), (VI), or (IX) and (X), together with the uncyclized products (III) and (IV) or (VII) or (XI) ‐ (XIII).
ChemInform Abstract: Tetrazoles. Part 25. Preparation and Properties of N‐Benzoyltetrazoles.
Authors: MYZNIKOV YU. E. , KOLDOBSKII G. I. , VASIL'EVA I. N. , OSTROVSKII V. A.
Published: May 2016

Acylation of 5‐phenyltetrazole (I) by benzoyl chloride (IIa) or by the substituted benzoyl chlorides (IIb) and (IIc) affords the title compounds as mixtures of the 5‐phenyl‐1‐acyl‐ (III) and 5‐phenyl‐2‐acyltetrazoles (IV).
ChemInform Abstract: Chemistry of Ketene Acetals. Part 9. A Simple ′One‐Pot′ Synthesis of 4‐Hydroxy‐δ‐lactones and 5,6‐Dihydro‐2‐pyrones from 1,1‐Dimethoxypropene and β‐Oxy Aldehydes.
Authors: HOFSTRAAT R. G. , LANGE J. , SCHEEREN H. W. , NIVARD R. J. F.
Published: May 2016

The protected β‐oxy aldehyde (I) reacts with the ketene acetal (II) in the presence of a catalyst to give the acyclic compound (III), which undergoes saponification and deprotection to give the hydroxylactone (IV).
ChemInform Abstract: Addition of 4‐Ethoxyimidazoles to Dimethyl Acetylenedicarboxylate and Transformation of the Adducts to Pyrimidin‐5‐ylacetates.
Authors: FURUYA S. , OMURA K. , FURUKAWA Y.
Published: May 2016

Ring closure reaction of the N‐acylated glycine amides (I) with the triethyl oxonium salt (II) gives the ethoxyimidazoles (III) which are coupled with the acetylenedicarboxylate (IV), yielding mixtures of the maleates (V) and the fumarates (VI).
ChemInform Abstract: Synthesis of α‐Halogenated Methanediphosphonates.
Authors: MCKENNA C. E. , KHAWLI L. A. , AHMAD W.‐Y. , PHAM P. , BONGARTZ J.‐P.
Published: May 2016

The tetraalkyl methanediphosphonates (I) are chlorinated with sodium hypochlorite to form the dichloro derivatives (II).
ChemInform Abstract: Formation of Bridging Acylium and Nitrilium Complexes by Reaction of CO and CNC(CH3)3 with a Bridging Diiron Methylidyne Complex. Evidence for Strong Electron Donation from the Fe2C Core onto the μ‐CHCO and μ‐CHCNR Ligands.
Authors: CASEY C. P. , CROCKER M. , NICCOLAI G. P. , FAGAN P. J. , KONINGS M. S.
Published: May 2016

The reaction of the μ‐methylidyne complex (I) with CO (II) gives the cationic 1:1 adduct (III).
ChemInform Abstract: Preparation, Electrochemical Oxidation, and XPS Studies of Unsymmetrical Ruthenocenes Bearing the Pentamethylcyclopentadienyl Ligand.
Authors: GASSMAN P. G. , WINTER C. H.
Published: May 2016

The reaction of dichloro(pentamethylcyclopentadienyl)‐Ru(III) oligomer (I) with alkali metal salts of a variety of cyclopentadienyl derivatives provides a convenient synthetic approach to unsym. ruthenocenes.
ChemInform Abstract: Synthesis of 17α‐Amino‐5α‐androstan‐3α‐ol.
Authors: NADARAIA N. SH. , SLADKOV V. I. , SUVOROV N. N.
Published: May 2016

The hitherto unknown title compound (IV) is prepared starting from the 17α‐amino‐5α‐androstane‐3β‐ol (I).
ChemInform Abstract: 2‐Pyridyl‐ and Quinolin‐2‐yl‐functionalized Organyltellurium Ligands. The Stabilization of Diorganyl Tritellurides. The Crystal and Molecular Structures of 2‐(2‐Pyridyl)phenyltellurium(IV) Tribromide, Dimethyldithiocarbamato(2‐(2‐pyridyl)phenyl)tellurium(II), and p‐Ethoxyphenyl 2‐(2‐Pyridyl)phenyl Telluride.
Authors: AL‐SALIM N. , WEST A. A. , MCWHINNIE W. R. , HAMOR T. A.
Published: May 2016

Syntheses and spectroscopic (13C NMR) data for some new organyl‐Te ligands are described.
ChemInform Abstract: Cationic Technetium Complex with 1,4‐Dithia‐8,11‐diazacyclotetradecane.
Authors: TRUFFER S. , IANOZ E. , LERCH P. , KOSINSKI M.
Published: May 2016

The complex of 99Tc with the ligand (Ib) is prepared via a ligand exchange reaction and is compared to the complex of 99Tc with the ligand (Ia).
ChemInform Abstract: Metabolites of Microorganisms. Part 250. Maduraferrin, a Novel Siderophore from Actinomadura madurae.
Authors: KELLER‐SCHIERLEIN W. , HAGMANN L. , ZAEHNER H. + , HUHN W.
Published: May 2016

The red‐brown title compound is found to be an Fe(III) complex of the compound (I).
ChemInform Abstract: Growth of Anodic Films on Fe18Cr Stainless Steel Alloys.
Authors: GRAHAM F. , BROOKES H.
Published: May 2016

The formation of anodic films on Fe18Cr stainless steel electrodes in 0.1 M H2SO4 at 20 °C is investigated as a function of potential using chronoamperometry.
ChemInform Abstract: Thermal Cycloaddition Reactions of π‐Delocalized Singlet Vinylcarbenes: Three‐Carbon 1,1‐/1,3‐Dipoles. The Thermal Three‐Carbon + Two‐Carbon Cycloaddition.
Authors: BOGER D. L. , WYSOCKI R. J. JUN.
Published: May 2016

The Z‐ and E‐isomeric methylenemalonates (I) and (V), whose syntheses and separation are described, react with the cyclopropenone acetal (II) in a (3 + 2)cycloaddition reaction to yield the inseparable mixtures of the adducts (III) and (IV).
ChemInform Abstract: Propyniminium Salts ‐ Synthesis, (2 + 2), and (2 + 4) Cycloadditions.
Authors: MAAS G. , SINGER B. , WALD P. , GIMMY M.
Published: May 2016

Elimination of triflic acid from (I) yields the title compounds (II), which undergo (2 + 4) cycloaddition with dienes such as (III) to give the adducts (IV).
ChemInform Abstract: Polarity Reversal Catalysis of Radical Reactions: Hydrogen‐Atom Abstraction from Cyclopentadiene and from Cycloheptatriene.
Authors: PAUL V. , ROBERTS B. P. , ROBINSON C. A. S.
Published: May 2016

In the absence of catalyst (cat.) both radicals (III) and (IV) are observed (ESR) from tBuO· attack on cyclopentadiene (I) while in the presence of cat.
ChemInform Abstract: Pyrazinium Chlorochromate: A New Oxidizing Agent.
Authors: DOAD G. J. S.
Published: May 2016

The title reagent is easily prepared on a large scale from pyrazine and CrO3 in 6 M HCl.
ChemInform Abstract: Dimerization of Vinylcyclopropane and Its Codimerization with 1,3‐Dienes Catalyzed by Cobalt Complexes.
Authors: DZHEMILEV U. M. , KHUSNUTDINOV R. I. , SHCHADNEVA N. A.
Published: May 2016

Dimerization of vinylcyclopropane (I) in the presence of a catalytic system, containing Co(acac)3, gives the dimer (II).
ChemInform Abstract: Nickel‐Induced Conversion of Carbon‐Nitrogen into Carbon‐Carbon Bonds. One‐Step Transformations of Quaternary Arylammonium Salts into Alkylarenes, and Biaryls.
Authors: WENKERT E. , HAN A.‐L. , JENNY C.‐J.
Published: May 2016

Ni(II)‐catalyzed substitution of the aryltrimethylammonium iodides (I) with the Grignard reagents (II) yields the arenes (III).
ChemInform Abstract: Macroheterocycles. Part 34. Synthesis and Enantioselectivity of Chiral Aza‐Crown Ethers.
Authors: LUK'YANENKO N. G. , LOBACH A. V. , NAZAROVA N. YU. , KARPENKO L. P. , LYAMTSEVA L. N.
Published: May 2016

The ditosylate (I) is coupled with the diol (II) to give the chiral aza‐crown ethers (III) ‐ (V).
ChemInform Abstract: nido‐Carborane Building‐Block Reagents. Part 2. Bulky‐Substituent (alkyl)2C2B4H6 Derivatives and (C6H5)2C2B4H6: Synthesis and Properties.
Authors: BOYTER H. A. JUN. , GRIMES R. N.
Published: May 2016

In order to further assess the steric and electronic influence of the R groups on the properties of the nido‐C2B4 cage, especially with respect to metal complexation at the C2B3 face and metal‐promoted oxidative fusion the three dialkyl derivatives (IIIa)‐(IIIc) are prepared as demonstrated for (IIIa).
ChemInform Abstract: Double Hydroalumination of a Disubstituted Triple Bond.
Authors: KUCHIN A. V. , MARKOVA S. A. , TOLSTIKOV G. A.
Published: May 2016

Regioselective addition reaction of the aluminum hydride (II) to the propyne (I) yields the adduct (III).
ChemInform Abstract: Discrete Trinuclear Complexes of Niobium and Tantalum Related to the Local Structure in Nb3Cl8.
Authors: COTTON F. A. , DIEBOLD M. P. , FENG X. , ROTH W. J.
Published: May 2016

The reaction of a mixture of PMe2Ph or PEt3 and NbCl4(THF)2 in toluene gives the clusters (I) or (IIa).
ChemInform Abstract: Enantioselective Synthesis of (‐)‐Kainic Acid.
Authors: TAKANO S. , SUGIHARA T. , SATOH S. , OGASAWARA K.
Published: May 2016

The title compound (XIV), which is known to possess anthelmintic, insecticidal and neuroexcitatory activity, and its lactone (XV) are prepared via the common intermediate (IX) as shown.
ChemInform Abstract: Phosphite Synthesis of Oligodeoxyribonucleotides
Authors: KARPYSHEV N. N.
Published: May 2016

Review: (101 refs.
ChemInform Abstract: Vacancy Ordering in Y1‐xSe.
Authors: KIM S.‐J. , FRANZEN H. F.
Published: May 2016

Nonstoichiometric yttrium monoselenide exhibits an order‐disorder transition (at 275 °C for Y0.78Se).
ChemInform Abstract: Properties of High‐Temperature Superconducting Materials Prepared by Impuls Compaction.
Authors: DERIBAS A. A. , MATIZEN E. V. , NESTERENKO V. F. , PERSHIN S. A. , STARIKOV M. A. , VORONIN A. N. , BLINOV A. G.
Published: May 2016

High‐temp. superconductive ceramics of the system Y‐Ba‐Cu‐O are synthesized by shock‐wave treatment of powders, which contain the high‐temp.
ChemInform Abstract: Oxidation of Aqueous SO2 by Peroxymonosulfate
Authors: BETTERTON E. A. , HOFFMANN M. R.
Published: May 2016

is studied because recent model calculations suggest that HSO5‐ may constitute a significant fraction of the total sulfur in remote tropospheric water droplets such as cloud, fog, and rain.
ChemInform Abstract: Asymmetric Synthesis via Heterocyclic Intermediates. Part 39. Asymmetric Synthesis of (Enantiomerically and Diastereomerically Virtually Pure) Methyl 2‐Amino‐4,5‐epoxy‐3‐hydroxy‐alkanoates and Methyl 2‐Amino‐3‐hydroxy‐4,5‐methylene‐alkanoates by the Bislactim Ether Method.
Authors: SCHOELLKOPF U. + , TILLER T. , BARDENHAGEN J.
Published: May 2016

The titanated bislactim ether (I) of cyclo‐(L‐Val‐Gly) reacts with various unsaturated aldehydes (III) to give the adducts (IV).
ChemInform Abstract: Gas‐Phase Chemistry of Transition Metal‐Imido and ‐Nitrene Ion Complexes. Oxidative Addition of N‐H Bonds in NH3 and Transfer of NH from a Metal Center to an Alkene.
Authors: BUCKNER S. W. , GORD J. R. , FREISER B. S.
Published: May 2016

Early transition metal ions (group 3‐5) react with NH3 at thermal energies to form MNH+ via dehydrogenation.
ChemInform Abstract: Reduction of Aldehydes and Ketones to Methylene Derivatives Using Ammonium Formate as a Catalytic Hydrogen Transfer Agent.
Authors: RAM S. , SPICER L. D.
Published: May 2016

The aldehydes or ketones (I) are reduced with ammonium formiate in the presence of Pd on carbon to give the methylene compounds (II).
ChemInform Abstract: A General Synthesis of Substituted Fluorenones and Azafluorenones.
Authors: KYBA E. P. , LIU S.‐T. , CHOCKALINGAM K. , REDDY B. R.
Published: May 2016

Photochemically induced cyclization of 2‐diazoniodiaryl ketones, prepared in situ from the corresponding amino compounds (V) or (VII), gives the (aza)fluorenones (VI) or (VIII) and (IX).
ChemInform Abstract: Metal Complexes of Functional Isocyanides. Part 17. Reactions of Pentacarbonyl(trichloromethyl isocyanide)chromium.
Authors: BECK G. , FEHLHAMMER W. P.
Published: May 2016

A wide variety of organometallic products can be synthesized from the title compound (I), which exhibits two mutually reinforcing electrophilic centers, the isocyano unit and the halogenated α‐C atom.
ChemInform Abstract: Kinetic and Thermodynamic Studies on the Reaction of O2 with Two Dinuclear Copper(I) Complexes.
Authors: CRUSE R. W. , KADERLI S. , KARLIN K. D. , ZUBERBUEHLER A. D. +
Published: May 2016

In order to elucidate the factors which are important in practical dioxygen carriers and biological dioxygen utilization the first thermodynamic and kinetic data for two synthetic systems are reported.
ChemInform Abstract: Synthesis of Ketomethylene Dipeptides Containing Basic Amino Acid Analogues at C‐Terminus.
Authors: GARCIA‐LOPEZ M. T. , GONZALEZ‐MUNIZ R. , HARTO J. R.
Published: May 2016

The title compounds (V), (VII), and (IX) are prepared as shown in the scheme starting from the diesters (Ia), (Ib).
ChemInform Abstract: A High Tc Superconducting Orthorhombic Form of LaBa2Cu3O6.8.
Authors: HERVIEU M. , DOMENGES B. , DESLANDES F. , MICHEL C. , RAVEAU B.
Published: May 2016

Annealing of the tetragonal title superconductor at 450 °C causes a tetragonal → orthorhombic transition.
ChemInform Abstract: X‐Ray Photoelectron Spectra of Defective Nickel Oxide.
Authors: TOMELLINI M.
Published: May 2016

The high‐binding‐energy features in the O(1s), Ni(2p) XPS of cation‐deficient NiO are assigned to multielectron final states, induced by defective sites.
ChemInform Abstract: Some Thermal and Photochemical Reactions of (4.4.4.5)Fenestranes.
Authors: WOLFF S. , RAO V. B. , GEORGE C. F. , AGOSTA W. C.
Published: May 2016

Thermolysis of the ester (IIa) (obtained together with its isomer (IIb) by a reaction sequence starting from the fenestrane derivative (I)) leads to isomerization to give the compounds (III) and (IV).
ChemInform Abstract: Diels‐Alder Addition of Cyclopentadiene to Allenic Esters: Catalysis by Lanthanide Complexes.
Authors: GANDHI R. P. , ISHAR M. P. S. , WALI A.
Published: May 2016

Cycloaddition reaction of cyclopentadiene (I) with the allenic esters (II) in the absence of a catalyst gives moderate yields of a mixture of the isomeric methylenenorbornenes (III) ‐ (V).
ChemInform Abstract: Novel (3 + 2)Photocycloadditions with 3‐(1‐Alkynyl)cyclohexenones and Tetramethylethylene.
Authors: MARGARETHA P. , RATHJEN H. J. , WOLFF S. , AGOSTA W. C.
Published: May 2016

Irradiation of the propynylcyclohexenone (I) and tetramethylethene (II) in tert‐butanol (III) produces a mixture of the bicyclic ketones (IV) ‐(VI) which is separated by preparative glc.
ChemInform Abstract: Synthesis and Reactions of Isoquinoline Derivatives. Part 2. Synthesis of 3‐Chloroisoquinoline‐4‐aldehydes.
Authors: BARTMANN W. , KONZ E. , RUEGER W. +
Published: May 2016

The title compounds (IV) are prepared from the 1,4‐dihydroisoquinolinones (I) by a Vilsmeier‐Haack reaction, followed by oxidation with potassium permanganate in the presence of an acid.
ChemInform Abstract: A Novel Entry to the PC Double Bond: The “Phospha‐Wittig” Reaction.
Authors: MARINETTI A. , MATHEY F.
Published: May 2016

Base treatment of the phosphorylphosphane complexes (II) (no yields given) yields the corresponding phospha‐Wittig reagents which react with ketones to give phosphaalkene complexes, e.g. (IV).
ChemInform Abstract: Organohydrazido(2‐) Complexes of Molybdenum and Tungsten from α,ω‐Dibromides; Crystal and Molecular Structures of (Azetidinylimido)bis(1,2‐bis(di‐p‐tolylphosphino)ethane)bromotungsten Bromide‐Dichloromethane (1/3).
Authors: ABU BAKAR M. , HUGHES D. L. , LEIGH G. J.
Published: May 2016

The photochemical reactions of α,ω‐dibromoalkanes with a range of trans‐bis(dinitrogen)bis(diphosphine)‐Mo complexes generally results in the formation of cationic trans‐bromo(cyclic hydrazido(2‐)) complexes of the type (III) as demonstrated for the examples (IIIa)‐(IIIc).
ChemInform Abstract: Addition of Halogens to ((Au(CH2)2PPh2)2RX) Complexes. The Structures of cis,trans‐((Au(CH2)2PPh2)2(CH2CF3)Br3) and trans,trans‐((Au(CH2)2PPh2)2(CHCl2)Br2Cl).
Authors: MURRAY H. H. III , PORTER L. C. , FACKLER J. P. JUN. , RAPTIS R. G.
Published: May 2016

Both title complexes (II) and (V) are obtained as shown in the scheme and characterized by X‐ray structure analysis (for both space group P1, Z=2).
ChemInform Abstract: Organometallic Complexes with Chiral Cyclometalated Ligands. The Synthesis of Cycloplatinated Complexes Containing the (S)‐ or (R)‐2‐NMe2C6H4CH(SiR3) (R: Me, Ph) Monoanion. X‐Ray Crystal and Molecular Structure of (PtCl(CH(SiMe3)C6H4‐2‐NMe2)(Et2S)).
Authors: WEHMAN E. , VAN KOTEN G. , HARDEMAN G. , STAM C. H. , PFEFFER M.
Published: May 2016

The equimolar reaction of the Li compounds (I) of α‐silylated 2‐(dimethylamino)toluene with the Pt(II) complex (II) results in the formation of the monoalkylated Pt complexes (III).
ChemInform Abstract: Glycosylimidates. Part 38. A Convenient Synthesis of 2‐Deoxy‐β‐D‐glucopyranosides.
Authors: PREUSS R. , SCHMIDT R. R.
Published: May 2016

3,4,6‐Tri‐O‐benzyl‐D‐glucal (I) is converted to the α‐trichloroacetimidate (V) in a two‐step sequence.
ChemInform Abstract: Preparation and Structure of M1‐LnTa3O9 (Ln: Pr, Nd), X‐Ray and Electronmicroscopical Investigations.
Authors: SCHAFFRATH U. , STEINMANN G. , GRUEHN R.
Published: May 2016

The new title compounds are prepared from Ln2O3/Ta2O5 (Ln: Pr, Nd) mixtures by chemical transport reactions (1100 → 1000 °C, Cl2 as transportation agent).
ChemInform Abstract: Oxygen Reduction Electrocatalysis by Chevrel Phase Sulfides Supported on Carbon Paste Electrodes.
Authors: SCHUBERT B. , ALONSO VANTE N. , GOCKE E. , TRIBUTSCH H.
Published: May 2016

The electrocatalytic behavior of the following Chevrel phases is studied: Mo6S8, MxMo6S8 (M(x): Ag(1), Pd(1), In(1), Cu(2), Cd(1), Zn(1), Ba(1), Sn(1), Pb(1)) and Mo2Re4S8.
ChemInform Abstract: Metal‐Promoted Cyclization. Part 20. Palladium‐Catalyzed Cyclization of Alkenyl and Aryl Halides Containing α,β‐Unsaturated Carbonyl Groups via Intramolecular Carbopalladation.
Authors: O'CONNOR B. , ZHANG Y. , NEGISHI E. , LUO F.‐T. , CHENG J.‐W.
Published: May 2016

2‐Iodobenzyl bromide (I) reacts with the deprotonated esters (II) to give the α,β‐unsaturated carboxylates (III) which are cyclized in the presence of a Pd(0) catalyst to form the indenes (IV).
ChemInform Abstract: A New Synthesis of Polycyclic Aromatic Hydrocarbons via Titanium(IV)‐Catalyzed Aldol‐Type Condensation of Silyl Enol Ethers with 2‐Arylacetaldehydes.
Authors: DI RADDO P. , HARVEY R. G.
Published: May 2016

The naphthylacetaldehydes (I) react with the cyclohexenyl silyl ether (II) in the presence of TiCl4 to give the intermediate adducts (III) which undergo ring closure, forming the tetrahydrochrysenes (IV).
ChemInform Abstract: Reductive Coupling of Nitriles via Formal (2 + 2) Cycloadditions to the Titanium‐Carbon Double Bond.
Authors: DOXSEE K. M. , FARAHI J. B.
Published: May 2016

Electron deficient or sterically hindered nitriles, e.g. (II), react with the titanacyclobutane (III) to give the 1:1 complexes (I) with slower transformation to the 2:1 complexes (IV).
ChemInform Abstract: Kinetic and Equilibrium Study of the Reaction of (meso‐Tetrakis(p‐sulfonatophenyl)porphinato)diaquochromate(III) with Imidazole in Aqueous Solution.
Authors: ASHLEY K. R. , KUO J.
Published: May 2016

The ligation reaction of the title complex with imidazole is studied at pH 6.0 and 10.0.
ChemInform Abstract: Preparation and Characterization of Two Unsubstituted Hydrazido(1‐) Complexes, W(η5‐C5Me5)Me4(η2‐NHNH2) and (W(η5‐C5Me5)Me3(η2‐NHNH2))+(SO3CF3)‐.
Authors: SCHROCK R. R. , LIU A. H. , O'REGAN M. B. , FINCH W. C. , PAYACK J. F.
Published: May 2016

The reaction of the tetramethyl‐W complex (I) with 4 equiv. hydrazine (II) yields the thermally unstable η2‐hydrazido derivative (III).
ChemInform Abstract: Electron Mediation Through a Selenocyanate Bridge: Mono‐ and Dinuclear Ruthenium Diimine Complexes and Their Mixed‐Valence Properties.
Authors: PALANIAPPAN V. , AGARWALA U. C.
Published: May 2016

The monomeric and selenocyanato‐bridged dimeric Ru(II) and Ru(III) complexes (I) and (IIa) as well as their mixed‐valence analogues (IIb) are prepared by known methods and characterized by physicochemical investigations.
ChemInform Abstract: A Novel Substrate for Nickel‐Cadmium Batteries.
Authors: LAW H. H. , SAPJETA J.
Published: May 2016

Although the Ni/Cd battery is accepted as the rechargeable system of choice for applications where size and weight are crucial, its electrode substrate accounts for about 40% of the battery weight.
ChemInform Abstract: Oxygen Reduction on Silver in 6.5 M Caustic Soda Solution.
Authors: ADANUVOR P. K. , WHITE R. E.
Published: May 2016

The kinetic data obtained for the oxygen reduction on Ag in 6.5 M NaOH indicate that the parallel mechanism in which the sequential pathway (catalytic decomposition of peroxide) dominates the direct 4e‐ pathway prevails on silver.
ChemInform Abstract: Bromination of the Cation Radical from a Derivative of 2,3,6,7‐Tetrahydrobenzo(1,2‐b;4,5‐b′)difuran.
Authors: DEAN F. M. , OYMAN U.
Published: May 2016

The tetrahydrobenzodifuran (I) reacts with bromine (II) in CCl4 to give the radical salt (IVa).
ChemInform Abstract: Metalation of Phenols. Synthesis of Benzoquinones by the Oxidative Degradation Approach.
Authors: SAA J. M. , LLOBERA A. , GARCIA‐RASO A. , COSTA A. , DEYA P. M.
Published: May 2016

Hydroxybenzyl alcohols such as (I) are transformed into the corresponding benzyl methyl ethers such as (III).
ChemInform Abstract: The Regioselective Addition Reaction of 1,2‐Benzoquinones with Silyl Enol Ethers Catalyzed by Trityl Perchlorate.
Authors: SAGAWA Y. , KOBAYASHI S. , MUKAIYAMA T.
Published: May 2016

The silyl enol ethers (I) are coupled with the o‐benzoquinones (II) in the presence of catalytic amounts of trityl perchlorate, producing in general the oxoalkylcatechols (III) as the main products.
ChemInform Abstract: 2‐Benzylideneamino‐2,6‐dimethyl‐4‐phenyl‐1,2,3,4‐tetrahydropyridine‐3,5‐dicarbonitriles (IV): Intermediates in a Hantzsch‐Type Synthesis.
Authors: O'CALLAGHAN C. N. , MCMURRY T. B. H.
Published: May 2016

It is shown experimentally that the products (V) derived by Hantzsch‐type synthesis from benzaldehydes (I) and 3‐aminocrotononitrile (II) are formed to a significant extent by a different sequence of reactions as those already known.
ChemInform Abstract: A Convenient Synthesis of Substituted Quinolines by Thermal Electrocyclic Rearrangement of o‐Vinyl Anils Under Nonacidic Conditions.
Authors: QIANG L. G. , BAINE N. H.
Published: May 2016

Thermolysis of the anils (I) in the presence of air yields the quinolines (II) via 6π‐electrophilic rearrangement, (1,5)‐H shift, and oxidation.
ChemInform Abstract: Synthesis and Stereochemistry of 2‐Phenyl‐2‐oxo(thioxo,selenoxo)‐2‐phosphabicyclo(4.4.0)decan‐5‐ones.
Authors: BOSYAKOV YU. G. , SHIGANAKOVA O. V. , KIM D. G.
Published: May 2016

The cyclohexenyl vinyl ketone (I) reacts with phenylphosphine (II) to give the phosphadecalone (III) which is converted to the oxo(thioxo,selenoxo) derivatives (IV).
ChemInform Abstract: Methods for the Introduction of a Phenylselenium Dichloride Group into the α‐Position of Carbonyl Compounds. Syntheses of Enones.
Authors: ENGMAN L.
Published: May 2016

Phenylselenium trichloride (II) reacts with the cyclic ketones (I), preferrably in the presence of sulfuryl chloride, to produce the phenylselenium dichloride derivatives (III) which form the cycloalkenones (IV) upon treatment with sodium bicarbonate.
ChemInform Abstract: Synthesis of an Unstable Vinyl‐Substituted Diiron‐μ‐Alkenyl Complex. Iron‐Iron Bond Cleavage and Rearrangement to an Iron‐Substituted Butadiene‐Iron Complex.
Authors: CASEY C. P. , KONINGS M. S. , GOHDES M. A. , MESZAROS M. W.
Published: May 2016

Reaction of the diiron‐μ‐alkylidene complex (I) with (Ph3C)PF6 leads to cleavage of the Fe‐Fe bond and formation of the binuclear η4‐butadienyl complex (IIa) by abstraction of a β‐hydride and rearrangement of an intermediate μ‐butadienyl complex.
ChemInform Abstract: (Fulvalene)diiron Chemistry: Bis Piano‐Stool Complexes and Their Redox Properties.
Authors: LACOSTE M. , ASTRUC D. , GARLAND M.‐T. , VARRET F.
Published: May 2016

Photolysis of the fulvalene‐diiron complex (I) in MeCN (III) in the presence of the diphosphines (II) gives the diphosphine(acetonitrile) derivatives (IVa) and (IVb).
ChemInform Abstract: A New Synthesis of cis‐Diol from Olefin Using Iodine‐Copper(II) Acetate.
Authors: HORIUCHI C. A. , SATOH J. Y.
Published: May 2016

Cyclohexene (Ia) and cycloheptene (Ib) react with iodine in the presence of copper(II) acetate in refluxing acetic acid to form the cis‐diols (II).
ChemInform Abstract: Synthesis and Some Reactions of Glycosyl Isothiocyanates.
Authors: TASHPULATOV A. A. , RAKHMATULLAEV I. , AFANAS'EV V. A. , ISMAILOV N.
Published: May 2016

A novel and improved synthesis for the title compounds (III) becomes possible under the conditions shown in the scheme.
ChemInform Abstract: Photolabile 1‐(2‐Nitrophenyl)ethyl Phosphate Esters of Adenine Nucleotide Analogues. Synthesis and Mechanism of Photolysis.
Authors: WALKER J. W. , REID G. P. , MCCRAY J. A. , TRENTHAM D. R.
Published: May 2016

Photolabile precursors of ATP are needed to investigate mechanisms of muscle contraction and its regulation and ion conductance in sensory neurons within intact biological systems.
ChemInform Abstract: Asymmetric Induction in Nitrone Cycloadditions: A Total Synthesis of Acivicin by Double Asymmetric Induction.
Authors: MZENGEZA S. , WHITNEY R. A.
Published: May 2016

The total synthesis of the antitumor antibiotic activicin (VI) is achieved as outlined in the reaction scheme with an overall yield of 39%.
ChemInform Abstract: Synthetic Studies on the Field of Luring Substances (Sex Attractants) of Insects. Synthesis of Methylene‐Shared Polyenic Hydrocarbons.
Authors: NIKOLAEVA L. A. , KOVALEV B. G.
Published: May 2016

The title compounds (IV) and (VIII) are prepared by a novel procedure.
ChemInform Abstract: Improved Oxide Properties by Anodization of Aluminum Films with Thin Sputtered Aluminum Oxide Overlays.
Authors: BYEON S. G. , TZENG Y.
Published: May 2016

The dielectric, electrical, and structural properties of oxide films prepared by anodization of Al films which are covered with thin sputtered aluminum oxide layers are compared with oxide films fabricated by either anodization or sputtering.
ChemInform Abstract: Coordination Behaviour of Dioxouranium(VI) Nitrate in Water‐Acetone Mixtures
Authors: AZENHA M. E. D. G. , BURROWS H. D. , FORMOSINHO S. J. , LEITAO M. L. P. , MIGUEL M. DA G.
Published: May 2016

is studied over the whole solvent composition range by means of potentiometry using NO3‐‐selective electrodes, 1H NMR, Raman, and UV‐VIS absorption spectroscopy.
ChemInform Abstract: Photoinduced Double Addition of Acetylene to 3‐Oxocyclopent‐1‐ene‐1‐carbonitrile or 3‐Oxocyclopent‐1‐enyl Acetate Leading to 2,3‐Dihydro‐1H‐inden‐1‐one and Other Rearranged Products.
Authors: CAVAZZA M. , GUELLA G. , PIETRA F.
Published: May 2016

UV irradiation of the nitrile (I) produces indanone (III) as the only isolable compound besides tars whereas a variety of products (III)‐(VI), (VIII)‐(Xc) are obtained from the acetate (VII) as substrate.
ChemInform Abstract: The Reaction of Some o‐Nitroazobenzenes with Hydroxylamine.
Authors: WILSHIRE J. F. K.
Published: May 2016

Hydroxylamine (used as its hydrochloride) in NaOH/EtOH is found to be mild reducing agent which converts the title compounds (I) and (IV) into the corresponding benzotriazole 1‐oxides (II) and (V); in some cases, the parent benzotriazoles (IIIa), (IIIc), and (VIa) are also formed.