bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: The Azo(Azoxy) Functionality as a π2 Component in Photo (2 + 2)Cycloadditions. “syn”‐ and “anti”‐3,4‐Diazatricyclo(4.2.2.22,5)dodeca‐3,7‐diene, Syntheses, Photolyses, X‐Ray Structure Analysis, and PE Spectra.
Authors: MARTERER W. , PRINZBACH H. , RIHS G. , WIRZ J. , LECOULTRE J. , HEILBRONNER E. 
Published: May 2016

AbstractThe syntheses of the azoenes (VI) and (VIII) with syn‐ and anti‐configuration and of the syn‐azoene (XI) are described.
ChemInform Abstract: Phosphine Complexes of Yttrium(III). Synthesis, Reactivity, and Fluxional Behavior of YCl(N(SiMe2CH2PMe2)2)2.
Authors: FRYZUK M. D. , HADDAD T. S. 
Published: May 2016

AbstractThe seven‐coordinate Y(III) complex (III) with pentagonal‐bipyramidal geometry is obtained according to the scheme.
ChemInform Abstract: Acyl‐Alkylidyne Coupling in the Synthesis of Dinuclear Complexes.
Authors: HART I. J. , JEFFERY J. C. , LOWRY R. M. , STONE F. G. A. 
Published: May 2016

AbstractThe novel complexes (III) and (V) have model character for intermediates of the Fischer‐Tropsch synthesis.
ChemInform Abstract: Two Modes of Chelation for Bis((diphenylphosphino)methyl)phenylarsine. The Structures of (Au((Ph2PCH2)2AsPh)2) (Au(CN)2) and Ru((Ph2PCH2)2AsPh)2Cl2.
Authors: BALCH A. L. , OLMSTEAD M. M. , REEDY P. E. JUN. , ROWLEY S. P. 
Published: May 2016

AbstractThe title ligand (I) reacts with AuCN (II) or Ru(DMSO)4Cl2 (IV) according to the scheme to give the complex salt (III) containing a tetrahedral cation and a nearly linear anion and the neutral six‐coordinate Ru complex (V).
ChemInform Abstract: Bis(dioxolene)(bipyridine)ruthenium Redox Series.
Authors: LEVER A. B. P. , AUBURN P. R. , DODSWORTH E. S. , HAGA M. , LIU W. , MELNIK M. , NEVIN W. A. 
Published: May 2016

AbstractFrom RuCl3(bipyridine) and the appropriate ligands in MeOH under reflux, the title complexes are prepared, which may formally exist in the catecholate (I), semiquinone or quinone oxidation state.
ChemInform Abstract: Synthesis and Characterization of Diastereomeric (Substituted iminodiacetato)(1,2‐diaminocyclohexane)platinum(II) Complexes.
Authors: HOESCHELE J. D. , FARRELL N. , TURNER W. R. , RITHNER C. D. 
Published: May 2016

AbstractSulfato‐1,2‐diaminocyclohexaneplatinum(II) reacts with substituted iminodiacetic acid in equimolar amounts in H2O in the presence of Ba(OH)2 to give the title complexes, which are purified and characterized by spectral data (1H, 13C and 195Pt NMR, IR, mass) and measurements of pH, pKa, conductivity and molecular weights.
ChemInform Abstract: Monosaccharides Containing Nitrogen in the Ring. Part 38. Synthesis of the α‐L‐Fucosidase Inhibitor 1,5‐Dideoxy‐1,5‐imino‐L‐fucitol and Some Derivatives.
Authors: PAULSEN H. , MATZKE M. 
Published: May 2016

AbstractThe title compound (VIIb) is synthesized starting from the azido sugar (I) via the intermediates shown in the scheme.
ChemInform Abstract: Determination of the Copper Valency and the Oxygen Deficiency in the High Tc Superconductor, YBa2Cu3O7‐δ.
Authors: CHOY J.‐H. , CHOI S.‐Y. , BYEON S.‐H. , CHUN S.‐H. , HONG S.‐T. , JUNG D.‐Y. , CHOE W.‐Y. , PARK Y.‐W. 
Published: May 2016

AbstractIn order to obtain the relation among the critical temp., the oxygen deficiency, and the effect of preparation conditions, iodometric titrations are carried out for two superconducting phases of YBa2Cu(III)2xCu(II)3‐2xO6.5+x with onset temp. of 60 K (x = 0.23) and 90 K (x = 0.35), and for the insulating one (x = 0) which has been kept in an ambient atmosphere for 72 h. The results show that Tc increases with increasing Cu(III)/Cu(II) and that both Tc and the Cu(III)/Cu(II) ratio depend strongly on the annealing temp. and time.
ChemInform Abstract: Knudsen Effusion Mass Spectrometric Investigation of Palladium‐Germanium Clusters.
Authors: KINGCADE J. E. JUN. , GINGERICH K. A. 
Published: May 2016

AbstractBy the aid of equilibrium studies between 1694 and 1946 K involving the gaseous species Pd, PdGe, PdGe2, and PdGe3 above the condensed system Pd‐Ge the atomization energies (ΔHa°0) and standard heats of formation (ΔHf°298), in kJ/mol, for PdGe2(g) and PdGe3(g) are determined to be 600 ±25, 516 ±25; 989 ±40, 503 ±40.
ChemInform Abstract: Thermal Isomerizations of 2‐Methylenebicyclo(2.1.0)pentane.
Authors: ANDREWS G. D. , BALDWIN J. E. 
Published: May 2016

AbstractPhotolysis of the isomeric methylcyclopentadienes (I) and (II) and subsequent treatment with a base yield a mixture of the methylbicyclopentene (III) and the methylenebicyclopentane (IV).
ChemInform Abstract: Photochemistry of Diaryl Ketones. Part 3. Hydrazones, Semicarbazones and Azines as Photoreagents for Fluorene Derivatives.
Authors: KUMAR B. , KAUR G. , THAKUR U. , KAUR N. 
Published: May 2016

AbstractAzines, hydrazones and semicarbazones of aldehydes and ketones when photolyzed along with benzophenone afford 1‐hydroxyfluorene.
ChemInform Abstract: Reaction of Phenol with 3,7‐Dimethylenebicyclo(3.3.1)nonane in the Presence of Aluminum Diphenyldithiophosphate.
Authors: KOZLIKOVSKII YA. B. , KOSHCHII V. A. , RODIONOV V. N. , YURCHENKO A. G. , MUDRYI A. P. 
Published: May 2016

AbstractThe alkylation of phenol (I) by the bicyclononane (II), which is catalyzed by aluminum diphenyldithiophosphate, is investigated at molar ratios (I):(II):catalyst within the ranges 3‐1:2.5‐1:0.5‐0.1 and at temp. between 80 and 180 °C. The aim of these studies is the optimization of the yield of the o‐alkylation product (III).
ChemInform Abstract: Preparation of 2‐Alkenyl‐3,5,6‐trimethyl‐1,4‐benzoquinones and Their Water‐Soluble Forms.
Authors: BYZOVA V. N. , ZAKHAROVA E. I. , ZHUKOVA E. E. , SARYCHEVA I. K. , EVSTIGNEEVA R. P. 
Published: May 2016

AbstractThe title compounds (III) with 5 to 20 carbon atoms in their 2‐alkenyl chain are prepared starting from the O‐acetylhydroquinone (I) or, in higher yield, starting from the hydroquinone (IV).
ChemInform Abstract: Arenesulfonylimination of 2,2‐Dichlorovinyl Sulfides.
Authors: DROZDOVA T. I. , MIRSKOVA A. N. , LEVKOVSKAYA G. G. , VORONKOV M. G. 
Published: May 2016

AbstractThe dichlorovinyl alkyl sulfides (II) unexpectedly undergo phenylsulfonylimination by N,N‐dichlorobenzenesulfonamide (I) to give the products (III).
ChemInform Abstract: Tetraphenylbutadienes via (1,1‐Diphenylallyl)lithium.
Authors: SIMES B. E. , RICKBORN B. , FLOURNOY J. M. , BERLMAN I. B. 
Published: May 2016

AbstractCoupling reaction of propiophenone (I) with the Grignard reagent (II) gives the diphenylpropanol (III) which is dehydrated, producing the diphenylpropene (IV).
ChemInform Abstract: Ring Opening of 2,2,4,6,6‐Pentachloro‐4‐phenyldimedone Affording an α,α‐Dichloro‐γ‐butyrolactone.
Authors: DE BUYCK L. , DE POOTER H. , SCHAMP N. 
Published: May 2016

AbstractRing opening of the diketone (I) in aqueous dioxane yields the title lactone (II).
ChemInform Abstract: Research on Substances with Antibacterial and Antifungal Activity. Part 5. Synthesis and Microbiological Activity of New 1,5‐Diarylpyrrole Derivatives.
Authors: SCALZO M. , PORRETTA G. C. , CHIMENTI F. , BOLASCO A. , CASANOVA M. C. , SIMONETTI N. , VILLA A. 
Published: May 2016

AbstractCyclocondensation of the aroylmethylacetoacetates (I) with the anilines (II) yields the diarylmethylpyrrolecarboxylates (III) which are converted to the corresponding carboxamides (VI).
ChemInform Abstract: Methyl Esters of Dialkylaminopropiolic Acids in Reactions with Bifunctional Compounds.
Authors: OSTROUMOV I. G. , TSIL'KO A. E. , MARETINA I. A. 
Published: May 2016

AbstractThe title compound (I) and its dimethylamino analogue, prepared according to known procedures, have two electrophilic centers, the ester group and the β‐carbon atom of the alkynic bond.
ChemInform Abstract: Esters of (Hydroxymethyl)((trimethylsilyl)methyl)silane: Synthesis and Thermally Induced Rearrangement.
Authors: TACKE R. , ROHR‐AEHLE R. 
Published: May 2016

AbstractThe silane (VI), synthesized from trimethylsilylmethylmagnesium chloride (I) and trichlorosilylmethyl chloride (II), is converted to the acetate (VIII) and the chloroformate (XI).
ChemInform Abstract: Conformational Analysis of a Biologically Active Heparin‐Like Compound, Which Contains an Open Chain Fragment.
Authors: VAN BOECKEL C. A. A. , WAGENAARS G. N. , MELLEMA J.‐R. 
Published: May 2016

AbstractConformational analysis of the title oligosaccharide (I), which contains a glyceric acid O‐CH2‐O moiety instead of iduronic acid, is performed by 600 MH2 1H NMR.
ChemInform Abstract: A Naturally Occurring Erythro Diastereomer (Ic) of Pumiliotoxin B (Ia).
Authors: GARRAFFO H. M. , EDWARDS M. W. , SPANDE T. F. , DALY J. W. , OVERMAN L. E. , SEVERINI C. , ERSPAMER V. 
Published: May 2016

AbstractSix different populations of the myobatrachid frog Pseudophryne coriacea collected in Australia in 1987 are examined.
ChemInform Abstract: Synthesis of 7‐Oxygenated Aporphine Alkaloids from a 1‐Benzylideneisoquinoline Enamide.
Authors: LENZ G. R. 
Published: May 2016

AbstractAcetoxylation of the isoquinoline derivative (I) with lead tetraacetate (II) and subsequent base‐promoted isomerization yield the vinyl acetate (III) which cyclizes on irradiation, producing the acetoxydidehydronoraporphine (IV).
ChemInform Abstract: Preparation of Provitamin D3 Derivatives with a Changed Structure of the Side Chain.
Authors: SHUL'MAN A. I. , MIKHAILOVA N. P. , SARKISOV YU. S. , V'YUNOV K. A. 
Published: May 2016

AbstractThe cholestatrien‐3β‐ol (I) and the cholestatetraen‐3β‐ol (III) are prepared microbiologically from mutated strains of the yeast Saccharomyces cerevisiae.
ChemInform Abstract: Thermal Cycloadditions of 1,2‐Dihydropentalene (III).
Authors: MEIER H. , PAULI A. , KOLSHORN H. 
Published: May 2016

AbstractOn the basis of MNDO calculations peri‐, regio‐, and stereoselectivity are discussed by regarding prim. and sec. orbital interactions in the three cycloadditions of (III) examined.
ChemInform Abstract: Reactions of Unsaturated Azides. Part 5. Cycloaddition Reactions of 2,3‐Diazido‐1,3‐butadienes.
Authors: BANERT K. 
Published: May 2016

AbstractThe diazidobutadiene (I) reacts with the electron‐deficient alkene (II) to give the (4 + 2) Diels‐Alder adduct (III), which undergoes thermolysis and conversion into the pentacyano derivative (IV).
ChemInform Abstract: Relative Reactivity in the Condensation of 2H‐Isoindole‐ and 2H‐Indazole‐4,7‐dione Derivatives with o‐Aminobenzenethiol and Its Derivatives.
Authors: NAN'YA S. , KATSURAYA K. , UENO Y. , MAEKAWA E. 
Published: May 2016

Abstract(NAN′YA, S.; KATSURAYA, K.; UENO, Y.; MAEKAWA, E.; J. Heterocycl.
ChemInform Abstract: Diels‐Alder Reactions of Polyfluoro‐2‐alkynoic Acids.
Authors: KUWABARA M. , FUKUNISHI K. , NOMURA M. , YAMANAKA H. 
Published: May 2016

AbstractThe alkynoic acids (I) mentioned in the title react with 2,3‐dimethylbutadiene (II), isoprene (IV), and furan (VII) to give the corresponding Diels‐Alder adducts (III), (V) and (VI), or (VIII).
ChemInform Abstract: Synthesis and Antiinflammatory Activity of Some Glycosidated 3‐Methylpyrazolin‐5‐(4H)‐one‐4‐benzylidenes.
Authors: JAIN S. M. , DEVI S. , BANI S. , SINGH S. , SINGH G. B. 
Published: May 2016

AbstractThe bromide (I) condensed with various hydroxybenzaldehydes to give products of type (III) (7 examples; yield: 24‐58%) which are transformed to the corresponding title compounds.
ChemInform Abstract: Properties of Chalcogen‐Chalcogen Bonds. Part 10. Telluration and Selenation of Tetra‐tert.‐butyldiphosphane.
Authors: DU MONT W.‐W. , HENSEL R. , MCFARLANE W. , COLQUHOUN I. J. , ZIEGLER M. L. , SERHADLI O. 
Published: May 2016

AbstractThe title diphosphane (I) reacts with tellurium (II) to give di‐tert.‐butyltellurophosphinous anhydride (III).
ChemInform Abstract: Arsenic‐Cobalt‐Molybdenum Clusters by Photolytic and Thermal Reaction of μ3‐AsCp3Mo3(CO)6 with CpCo(CO)2.
Authors: ZIEGLER M. L. , NEUMANN H.‐P. 
Published: May 2016

AbstractCophotolysis of (I) and (II) yields (III), isostructural in its framework to spiropentane, and the trigonal‐bipyramidal cluster (IV), whereas the thermal reaction leads to trigonal‐bipyramidal (Va).
ChemInform Abstract: Hexaaza Macrocyclic Metal Complexes Containing Biimidazole. Part 1. Synthesis and Characterization of Nickel(II), Copper(II), and Palladium(II) Complexes of 2,7‐Dimethyl‐3‐6‐(1,1′‐(2,2′‐biimidazolo))‐1,3,6,8,11,14‐hexaazacyclohexadeca‐1,7‐diene.
Authors: KANDIL S. S. , COLLIER H. L. 
Published: May 2016

AbstractThe complexes (III) are prepared by condensation of the metal‐triene complex ions (I) with (II) in water/dioxane or iPrOH/dioxane mixtures at pH 5. A Co analogue to (I) does not react.
ChemInform Abstract: Directed Synthesis of Bimetallic Hydrocarbon Bridged Compounds by Nucleophilic Attack of Carbonyl Metalates on Coordinated Unsaturated Hydrocarbons
Authors: BECK W. 
Published: May 2016

AbstractReview: (The Chemistry of Heteronuclear Clusters and Multimetallic Catalysts; Proceedings of the Seminar in Koenigstein, Sept.
ChemInform Abstract: Metal‐Support Interaction: (μ‐H)(μ‐OSiEt3)Os3(CO)10, a Molecular Analogue of a Surface Complex and the Computer Modelled Surface Structures of (μ‐H)(μ‐OSi‐)Os3(CO)10 and (μ‐OSi‐)2Os3(CO)10
Authors: HSU L.‐Y. , SHORE S. G. , D'ORNELAS L. , CHOPLIN A. , BASSET J.‐M. 
Published: May 2016

AbstractReview: (The Chemistry of Heteronuclear Clusters and Multimetallic Catalysts; Proceedings of the Seminar in Koenigstein, Sept.
ChemInform Abstract: Photoelectrochemical Production of Atomic Hydrogen at Tungsten Bronze/Aqueous Solution Interface.
Authors: NAGY G. , SCHILLER R. 
Published: May 2016

AbstractThe cathodic photoeffect of hydrogenated sodium tungsten bronze, NaxHyWO3, is studied in 0.01 N H2SO4 containing varying amounts of oxidizing solutes such as O2, NO3‐, Fe3+, Fe(CN)63‐, or tetranitromethane.
ChemInform Abstract: Nd7.33Ta8O28Cl6 ‐ an Intermediate Product of the Thermal Decomposition of Nd2Ta2O7Cl2: Preparation, Crystal Structure, and Magnetic Properties.
Authors: SCHAFFRATH U. , GRUEHN R. 
Published: May 2016

AbstractThe new oxochlorotantalate, obtainable only by chemical transport reaction using Cl2/TaCl5 mixtures as transportation agent (1000 °C → 900 °C) and NdTaO4 as starting material, crystallizes in the orthorhombic system (Cmmm, Z=1).
ChemInform Abstract: Electronic Absorption Spectra of Binuclear Rhodium(I) Isocyanide Complexes. Comparison of Ground‐State and dσ* → pσ Excited‐State Bond Energies.
Authors: RICE S. F. , MISKOWSKI V. M. , GRAY H. B. 
Published: May 2016

AbstractThe polarized single‐crystal absorption spectra of the complexes (I) are measured and analyzed.
ChemInform Abstract: One‐Electron Oxidation of Dialkylcyclohexadienes.
Authors: DAVIES A. G. , HAY‐MOTHERWELL R. 
Published: May 2016

AbstractWhen α‐terpinene or four double bond isomers such as isoterpinolene are subjected to one‐electron oxidation in fluid solution, either of two ESR spectra is observed, neither of which resembles the spectra of the monomer radical cations formed by γ‐irradiation in CCl3F matrices at 77 K. Analogously, the ESR spectra of the more simple models (I)·+ and (III)·+ are completely different from the spectrum obtained in fluid solution (without base]) which is identified to be that of (II)·+.
ChemInform Abstract: Radical Cations. Part 2. Oxidative Dimerization of Indolizines: A Chemical and Electrochemical Investigation.
Authors: ANDRUZZI R. , CARDELLINI L. , GRECI L. , STIPA P. , POLONI M. , TRAZZA A. 
Published: May 2016

AbstractThe dimerization mechanism cannot be definitely established, neither by variation of the reaction conditions nor by cyclic voltammetry.
ChemInform Abstract: Intramolecular Carbene Chemistry. Evidence for Exclusive C‐H Insertion in 8‐Methylene‐2‐noradamantylidene.
Authors: MAJERSKI Z. , HAMERSAK Z. , SARAC‐ARNERI R. 
Published: May 2016

AbstractThe hydroxynoradamantanone (I) is converted into the tosylhydrazone salt (VII) and the spirodiazirine (XIII) via the methylene ketone (V).
ChemInform Abstract: One‐Pot Synthesis of α,β‐Unsaturated Butyrolactams from Allylamines.
Authors: BARLUENGA J. , FANANAS F. J. , FOUBELO F. , YUS M. 
Published: May 2016

AbstractThe allylic amines (I) react with butyllithium (II) and tert‐butyllithium (III) to give the dilithio intermediates (IV) which are cyclized with diethyl carbonate (V), forming the unsaturated butyrolactams (VI).
ChemInform Abstract: Synthesis of 1′‐(3‐Dimethylaminopropyl)‐2′‐substituted Spiro(cycloalkane‐1,3′‐indolines).
Authors: RODRIGUEZ J.‐G. , TEMPRANO F. 
Published: May 2016

AbstractThe reaction between the spiroindoles (I) and the Grignard reagents (II) affords near to quantitative yields of the 2‐substituted spiroindolines (III).
ChemInform Abstract: 1,3‐Dipolar Cycloadditions of 1‐(N‐Arylidene)amino‐1,2,3‐triazoles with Diphenylnitrilimine.
Authors: BOJILOVA A. , RODIOS N. A. , ALEXANDROU N. E. 
Published: May 2016

AbstractThe reaction between the triazole (Ia) and diphenylnitrilimine, generated in situ from the hydrazonoyl chloride (II), affords the 1,2,3‐triazole (IIIa) and the 1,2,4‐triazole (IVa) along with the regioisomeric phenylhydrazones (Va) and (VIa), whereas (Ib) does not react at all even on prolonged heating.
ChemInform Abstract: Spirocyclic β‐Oxo Sulfoxides and Sulfones as Potential Aldose Reductase Inhibitors.
Authors: COX M. T. , GODFREY A. A. , RIDSDALE C. M. 
Published: May 2016

AbstractStarting from the fluorochromanone (I), the sulfoxides (VI) and (VII) and the sulfone (VIII) are prepared.
ChemInform Abstract: Synthesis of Some New 3‐Substituted 4‐Hydroxy‐1‐methyl‐quinolin‐2‐one Derivatives as Potential Antibacterial and Antifungal Agents.
Authors: GIRGES M. M. , HANNA M. A. , HASSAN H. M. , MOAWAD E. B. 
Published: May 2016

AbstractStarting from the 3‐acetyl derivative (I), compounds (IV) and (VI) are prepared on one hand, and via the 3‐bromoacetyl derivative (VIIIa) compounds (VIIIb), (IX) as well as (X) and (XIII) are obtained on the other.
ChemInform Abstract: Mercury(II)‐Induced Cyclization of Dipropargyl Ethers. Regioselective Synthesis of 2‐(1‐Aminoethyl)furans.
Authors: BARLUENGA J. , AZNAR F. , BAYOD M. 
Published: May 2016

AbstractThe dipropargyl ethers (I) react with the amines (II) in the presence of mercuric acetate and potassium iodide, yielding the 2‐(1‐aminoethyl)furans (III).
ChemInform Abstract: Phosphorylated Quinonimines and Quinone Oximes.
Authors: KUTYREV A. A. , MOSKVA N. A. , MOSKVA V. V. , FILICHEVA O. YU. 
Published: May 2016

Abstractp‐Benzoquinone monoxime (I) is coupled with the phosphorous chlorides (IIa) and (IIb) or the phosphinous chloride (IIc) to give the phosphorylated quinonimines (III).
ChemInform Abstract: Imine‐Epoxide Rearrangements in the Formation of Substituted Piperidines. A Stereoselective Synthesis of (.+‐.)‐Solenopsin‐A.
Authors: WASSERMAN H. H. , RUSIECKI V. 
Published: May 2016

AbstractThe keto epoxide (II), obtained from the unsaturated ketone (I), reacts with benzylamine (III) to form the bicyclic oxazolidine (IV).
ChemInform Abstract: Total Synthesis and Properties of Prostaglandins. Part 17. Synthesis of Lipidic Derivatives of 11‐Deoxyprostaglandin E1.
Authors: SOKOLOV G. P. , GAVARS M. P. , FREIMANIS YA. F. 
Published: May 2016

AbstractThe reaction between the ω‐iodoalkyl esters (Ia) or (Ib) of 11‐deoxyprostaglandin E1 and the silver phosphate (II), depending on the length of the iodoalkyl chain of the ester group of (I), affords the ω‐phosphates (IVb) as the sole products, or mixtures of (IVa) and the hydroxyalkyl ester (IIIa).
ChemInform Abstract: Attempted and Accomplished Syntheses of a Few Monofluorinated Chrysanthemic Acid Derivatives.
Authors: COTTENS S. , SCHLOSSER M. 
Published: May 2016

AbstractThe cis and trans isomers of the methyl fluorochrysanthemates (IIIa)‐(VIa) are prepared by reaction of the fluorodiene (I) with methyl diazoacetate (II).
ChemInform Abstract: Absorption Spectra of the PO2 and PO3 Radicals in Solid Argon.
Authors: WITHNALL R. , MCCLUSKEY M. , ANDREWS L. 
Published: May 2016

AbstractAbsorption spectra of new species produced by the reaction of PH3 with 16O and 18O atoms from a microwave discharge and by YAG laser ablation from P4O10 (excess argon, 12 K) are presented.
ChemInform Abstract: Effects of Temperature and Strain Rate on the Plastic Deformation of Fully Dense Polycrystalline YBa2Cu3O7‐x Superconductor.
Authors: BUSSOD G. , PECHENIK A. , CHU C. , DUNN B. 
Published: May 2016

AbstractFully dense YBa2Cu3O7‐x is obtained by application of 1.0‐GPa confining pressure at 800 °C. The rheologic behavior of this superconducting material is experimentally determined at temp. ranging from 750‐950 °C and strain rates of 10‐4, 10‐5, and 10‐6 s‐1 The rheology can be described by a power law: ε·(s‐1) = 8.9·10‐17(s‐1)σ2.5 (Pa) ex (‐2.01·105(J mol‐1)/RT).
ChemInform Abstract: Effects of Na2MoO4 and Na2WO4 on Molybdenum and Tungsten Electrodes for the Alkali Metal Thermoelectric Converter (AMTEC).
Authors: WILLIAMS R. M. , WHEELER B. L. , JEFFRIES‐NAKAMURA B. , LOVELAND M. E. , BANKSTON C. P. , COLE T. 
Published: May 2016

AbstractIt is shown that the performance and impedance characteristics of Mo and W electrodes are significantly altered by the addition of Na2MoO4 and Na2WO4, respectively.
ChemInform Abstract: Synthesis of Amorphous Boron Nitride by Pressure Pyrolysis of Borazine.
Authors: HIRANO S. , YOGO T. , ASADA S. , NAKA S. 
Published: May 2016

AbstractAmorphous BN containing some hydrogen as B‐H and N‐H bonds is synthesized with high yield (∼ 60%) from borazine by pyrolysis below 700 °C at 100 MPa.
ChemInform Abstract: Multiple‐State Emission from Ligand‐Bridged (OC)5W‐L‐W(CO)5 Complexes.
Authors: ZULU M. M. , LEES A. J. 
Published: May 2016

AbstractElectronic absorption and photophysical properties are investigated for the complexes (I) in order to identify the excited states involved in these systems and to determine the dynamic processes that give rise to the multiple‐state emission.
ChemInform Abstract: Heterogeneous Photocatalytic Reactions of Azobenzenes on Titanium Dioxide Powder in Methanolic Solution.
Authors: SHIBATA K. , MIMURA T. , MATSUI M. , SUGIURA T. , MINOURA H. 
Published: May 2016

AbstractIrradiation of the azobenzenes (I) in a methanolic solution in the presence of TiO2 powder and air gives the triazolidines (II) and (III) and the N‐phenylimidazole (IVb).
ChemInform Abstract: Exploratory, Mechanistic, and Synthetic Aspects of Silylarene‐Imminium Salt SET Photochemistry. Studies of Diradical Cyclization Processes and Applications to Protoberberine Alkaloid Synthesis.
Authors: DAI‐HO G. , MARIANO P. S. 
Published: May 2016

AbstractIrradiation of the dihydroisoquinolinium perchlorate (X), prepared from veratryl alcohol (I), results in intramolecular cyclization, forming (+)‐xylopinine (XI).
ChemInform Abstract: Macroheterocycles. Part 44. Facile Synthesis of Azacrown Ethers and Cryptands in a Two‐Phase System.
Authors: LUK'YANENKO N. G. , BASOK S. S. , FILONOVA L. K. 
Published: May 2016

AbstractA variety of ca. 20 azacrown ethers such as (III) and cryptands such as (VI), respectively, are prepard in a two‐phase system.
ChemInform Abstract: Prototropic Phosphoryl ‐ Hydroxy Ylide Tautomerism. Part 5. Influence of Substituents at the Carbon Atom on Structure and Tautomeric Equilibrium of (Phosphorylmethyl)triphenylphosphonium Salts.
Authors: BYKHOVSKAYA O. V. , LEONT'EVA I. V. , ALADZHEVA I. M. , PETROVSKII P. V. , ANTIPIN M. YU. , STRUCHKOV YU. T. , MASTRYUKOVA T. A. , KABACHNIK M. I. 
Published: May 2016

AbstractReaction of the phosphinous chlorides (Ia) and (Ib) or the phosphorochloridites (Ic) and (Id) with the phosphonium salt (II), the phosphorane (IV), or the carbodiphosphorane (V) and subsequent oxidation give the phosphorylated phosphoranes (III).
ChemInform Abstract: Synthesis of Vinylphenylphosphinic Acid Derivatives.
Authors: MASTRYUKOVA T. A. , MASHCHENKO N. V. , ODINETS I. L. , KABACHNIK M. I. 
Published: May 2016

AbstractStarting with the dichlorophosphine (I) and ethylene oxide (II), the phosphinate (VIII) is prepared as shown in the reaction scheme.