bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Proton‐Ionizable Crown Compounds. Part 7. Synthesis of New Crown Compounds Containing the Dialkyl Hydrogen Phosphate Moiety.
Authors: BRADSHAW J. S. , HUSZTHY P. , IZATT R. M.
Published: May 2016

The polyethylene glycols (I) undergo ring closure with phosphorus oxychloride to form the macrocyclic chlorophosphates (II) which are hydrolyzed, producing the hydrogen phosphates (III).
ChemInform Abstract: The Lawesson Reagent in Organo‐Phosphorus Synthesis. Part 2. Reaction with Trialkyl Phosphites and Triphenylphosphine.
Authors: ZABIROV N. G. , CHERKASOV R. A. , KHALIKOV I. S. , PUDOVIK A. N.
Published: May 2016

The Lawesson reagent (I) is coupled with the phosphites (II) to yield the thionephosphates (III) and the trimeric metaphosphonate (IV).
ChemInform Abstract: Reaction of Diethyl 2‐Bromo‐1‐phenylethenylphosphonite with Benzoyl Cyanide.
Authors: TRISHIN YU. G. , KONOVALOVA I. V. , BURNAEVA L. A. , AFANASOV A. F. , CHISTOKLETOV V. N. , PUDOVIK A. N.
Published: May 2016

The title compounds (I) and (II) are combined to give the dioxaphospholane (III).
ChemInform Abstract: Phenylation of Primary and Secondary Alcohols by the System Triphenylbismuth‐Copper(II) Acetate.
Authors: DODONOV V. A. , GUSHCHIN A. V. , BRILKINA T. G. , MURATOVA L. V.
Published: May 2016

The phenylation of the alcohols (I) with the system triphenylbismuth (II) ‐ copper(II) acetate (III), previously found to give the phenol ethers (IV), benzene (V), and phenylbismuth diacetate (VI), is studied in detail.
ChemInform Abstract: Hydrido Silyl Complexes. Part 9. Cr,H,Si Three‐Center Bonding in C6Me6(CO)2Cr(H)SiHPh2.
Authors: SCHUBERT U. , MUELLER J. + , ALT H. G.
Published: May 2016

The title complex (III) is characterized by an X‐ray structure analysis (space group P21/n, Z=4).
ChemInform Abstract: Reactions of Coordinated Ligands. Part 39. Synthesis of Carbyne Complexes from Alkyne Molybdenum and Tungsten Cations; Formation and Crystal Structures of (Mo(CCH2tBu)(P(OMe)3)2(η‐C5H5)) and Cyclic (Mo(=C(SiMe3)CH2)(P(OMe)3)2(η5‐C9H7)).
Authors: ALLEN S. R. , BEEVOR R. G. , GREEN M. , ORPEN A. G. , PADDICK K. E. , WILLIAMS I. D.
Published: May 2016

The preparations of the carbyne complexes (I) are described.
ChemInform Abstract: Application of the α,β‐Epoxy Ketone Photorearrangement to Diterpene Construction. Stereoselective Synthesis of (.+‐.)‐4aβ,10β‐Doladiol Acetate.
Authors: PAQUETTE L. A. , LIN H.‐S. , BELMONT D. T. , SPRINGER J. P.
Published: May 2016

A synthetic approach to the tricyclic dienone (I) is described which is selectively oxidized to give the epoxide (II).
ChemInform Abstract: Methyl 3‐Formyl‐2,3‐O‐isopropylidene‐D‐erythrofuranoside (D‐Apiose Aldal) and Derivatives.
Authors: NACHMAN R. J. , HOENEL M. + , WILLIAMS T. M. , HALASKA R. C. , MOSHER H. S.
Published: May 2016

Compound (I), obtained in five steps from D‐mannose in 50% yield, is converted to D‐apiose aldal (III) which is a basis for a number of further transformations described in the original paper.
ChemInform Abstract: Investigations on the Chemistry of Berbanes. Part 12. Synthesis of Pseudo‐Depyrrolohimbine Analogues.
Authors: TOTH I. , BOZSAR G. , SZABO L. , BAITZ‐GACS E. , TAMAS J. , SZANTAY C.
Published: May 2016

The racemic nitrile (I) reacts with the phosphonate (II) to afford the isomeric compounds (III) and (IV).
ChemInform Abstract: Twisted Tetrahedra Chains 1 ∞(Li(NH2)‐ 4/2) in the Structure of the Hexagonal Modification of Cesium Lithium Amide, CsLi(NH2)2 (I).
Authors: HARBRECHT B. , JACOBS H.
Published: May 2016

Hexagonal (I) and CsLi2(NH2)3 are prepared by reaction of the metals with NH3 in a high pressure autoclave at 370 K. Reaction with supercritical NH3 (2,2 kbar, 420 K) yields a monoclinic modification of (I).
ChemInform Abstract: Sensitization of TiO2 in the Visible Light Region Using Zinc Porphyrins.
Authors: KALYANASUNDARAM K. , VLACHOPOULOS N. , KRISHNAN V. , MONNIER A. , GRAETZEL M. +
Published: May 2016

In acidic solution, a significant enhancement of the photoelectrochemical response of a TiO2 electrode for visible light irradiation is achieved by coating the electrode with a film of (tetrakis(4‐carboxyphenyl)porphyrinato)Zn(II).
ChemInform Abstract: A Study of Reactive Ion Etching (CF4 + O2 Plasma) Induced Deep Levels in Silicon
Authors: MISRA D. , HEASELL E. L.
Published: May 2016

by deep level transient spectroscopy (DLTS) using Au/n‐Si Schottky diodes and measurements of the I‐V and C‐V characteristics.
ChemInform Abstract: Structure and Stability of Solid and Molten Complexes in the MgCl2‐AlCl3 System.
Authors: EINARSRUD M.‐A. , JUSTNES H. , RYTTER E. , OYE H. A.
Published: May 2016

The phase diagram of the title system reveals the formation of two intermediate compounds, one of them, MgAl2Cl8, is verified (space group I2/c, Z=4).
ChemInform Abstract: Electrochemical Formation of Zr‐Cr Composite Oxide Film on Stainless Steels to Improve the Oxidation Resistance at Elevated Temperatures.
Authors: KONNO H.
Published: May 2016

Steel specimens (type 430, Fe‐16 Cr, Fe‐10 Cr) are cathodically treated in a CrO3‐ZrO(MeCOO)2 solution at ‐0.6 V followed by a heat‐treatment.
ChemInform Abstract: Studies on Clathrasils. Part 10. Effect of “Help Gases” on the Formation and Stability of Clathrasils.
Authors: GUNAWARDANE R. P. , GIES H. , LIEBAU F.
Published: May 2016

Members of all known clathrasil families have been synthesized from aqueous silica solutions under hydrothermal conditions in the presence of their characteristic guest molecules (e.g.
ChemInform Abstract: (ReCl3(NSCl)2(MeCN)). Synthesis, IR Spectrum, and Crystal Structure.
Authors: HAUCK H.‐G. , PATT‐SIEBEL U. , MUELLER U. + , DEHNICKE K.
Published: May 2016

The title compound has been prepared by addition of MeCN to a suspension of (ReCl3(NSCl)2)2 in CH2Cl2 (0 °C, 83% yield).
ChemInform Abstract: Water‐Soluble Conducting Polymers.
Authors: PATIL A. O. , IKENOUE Y. , WUDL F. , HEEGER A. J.
Published: May 2016

The sulfonates (II) and (IV) are converted into the analogous polymerizable methyl esters via the sulfonyl chlorides.
ChemInform Abstract: Comparison of the Molecular and Electronic Structures of (μ‐Oxo)bis((5,10,15,20‐tetraphenylporphyrinato)iron(III)) and (μ‐Oxo)bis((7,8‐dihydro‐5,10,15,20‐tetraphenylporphyrinato)iron(III)).
Authors: STRAUSS S. H. , PAWLIK M. J. , SKOWYRA J. , KENNEDY J. R. , ANDERSON O. P. , SPARTALIAN K. , DYE J. L.
Published: May 2016

The porphyrin compound, crystallizing in the space group Pnna with Z=4, and the chlorin complex show many similarities in their structures.
ChemInform Abstract: Formation of Quaternary Centers via the Michael Reaction. Electronic Compensation for Steric Congestion.
Authors: HOLTON R. A. , WILLIAMS A. D. , KENNEDY R. M.
Published: May 2016

The lithium enolates (I) undergo Michael addition to the acceptors (II), producing the adducts (III).
ChemInform Abstract: Reaction of (α‐Thioalkyl)chromium Compounds Prepared by Chromium(II) Reduction of α‐Halo Sulfides.
Authors: NAKATSUKASA S. , TAKAI K. , UTIMOTO K.
Published: May 2016

The chromium reagents formed in situ from the chloromethyl sulfides (I), chromium(II) chloride, and lithium iodide react with the aldehydes (II) to give the alcohols (III).
ChemInform Abstract: Reaction of o‐Phenylenediamine with 2‐Oxazolin‐5‐ones.
Authors: TIKDARI A. M. , MUKERJEE A. K.
Published: May 2016

Reaction of the oxazolinones (Ia)‐(Ic) with the diamine (II) in the presence of glacial acetic acid yields the benzimidazoles (IV).
ChemInform Abstract: Stereoselective Synthesis of cis‐3‐(2,2‐Dichlorovinyl)‐2,2‐dimethylcyclopropanecarboxylic Acid.
Authors: KLESCHICK W. A.
Published: May 2016

The cyclopropanecarboxylic acid (VI) mentioned in the title is prepared as shown in the reaction scheme.
ChemInform Abstract: Photochemical Route to a Representative 1,8‐Annulated 7‐Methylene‐ 1,3,5‐cyclooctatriene.
Authors: WANG T.‐Z. , PAQUETTE L. A.
Published: May 2016

The ethoxycyclohexenone (I) is alkylated and then photochemically cyclized to yield the tricyclic ketone (III).
ChemInform Abstract: Allylic Selenides in Organic Synthesis: New Methods for the Synthesis of Allylic Amines.
Authors: SHEA R. G. , FITZNER J. N. , FANKHAUSER J. E. , SPALTENSTEIN A. , CARPINO P. A. , PEEVEY R. M. , PRATT D. V. , TENGE B. J. , HOPKINS P. B.
Published: May 2016

The allylic selenides (I) react with the compounds (II) to produce the selenilimines (III) which undergo allylic rearrangement, forming the protected primary amines (IV).
ChemInform Abstract: A New Preparation of N‐Aryl‐1‐alkynesulfenamides and Their Thermal Rearrangements Into Indoline‐2‐thiones.
Authors: BAUDIN J.‐B. , JULIA S. A. , LORNE R.
Published: May 2016

Alkylation of the sulfenyl chlorides (I) affords the alkynesulfenamides (III), which are converted to the N‐aryl‐1‐alkynesulfenamides (V).
ChemInform Abstract: Biologically Active Sulfonamides Derived from α‐Pyrones.
Authors: BEDAIR A. H. , ALY F. M. , EL‐ASSY R. K. M.
Published: May 2016

A series of title compounds, as for example (I)‐(V), is synthesized in a usual manner and screened for antibacterial activity.
ChemInform Abstract: New Synthesis of 4‐Substituted Chromans from Vinylic Sulfoxides.
Authors: SOLLADIE G. , GIRARDIN A.
Published: May 2016

Condensation of the ketones (I) with the title sulfoxide (II) followed by cyclization yields the chromenes (IV) which are transformed to the title chromans (VII).
ChemInform Abstract: Synthesis of 3‐(1,2,3,6‐Tetrahydropyridin‐4‐yl)‐1H‐indoles and Study of Their Serotoninergic and Anti‐Dopaminergic Properties.
Authors: GUILLAUME J. , DUMONT C. , LAURENT J. , NEDELEC L.
Published: May 2016

The title compounds, i.e. 32 derivatives of type (II), (V), (VII), (IX) or (X), are prepared by the procedures shown in the scheme.
ChemInform Abstract: 1‐Methyl‐4,5‐cyclopentenoborepin: A Neutral Boron Analogue of Tropylium.
Authors: ASHE A. J. III , DRONE F. J.
Published: May 2016

In connection with the suggestion that heavily substituted borepins are aromatic, the alkyl substituted borepin (VII) is synthesized via the extended van der Kerk method.
ChemInform Abstract: Arene Complexes with Weak Interactions: A Macrocyclic Tris(arene) Complex of Gallium(I) with η18‐Coordination.
Authors: SCHMIDBAUR H. , HAGER R. , HUBER B. , MUELLER G. +
Published: May 2016

The Ga(I) complex (I) is obtained by 1:1 molar reaction of Ga(GaBr4) with (2.2.2)paracyclophane in toluene and is characterized by X‐ray structure analysis (space group P21/c, Z=4).
ChemInform Abstract: Heterometallic Clusters: Synthesis and Reactions of Vanadium‐Iron‐Sulfur Single‐ and Double‐Cubane Clusters and the Structure of (V2Fe6S8Cl4(C2H4S2)2)4‐.
Authors: KOVACS J. A. , HOLM R. H.
Published: May 2016

The single‐cubane clusters (I) and the double‐cubane cluster (II) are prepared as shown.
ChemInform Abstract: Transition Metal‐Substituted Diphosphenes. Part 4. Cyclotriphosphanes and Cyclotetraphosphanes with Iron and Ruthenium Complex‐Substituents.
Authors: WEBER L. , BUNGARDT D. , REIZIG K. , BOESE R. , BENN R.
Published: May 2016

The transition metal‐substituted cyclotriphosphanes (III) are prepared by equimolar reaction of the phosphide complexes (I) with dichloromesitylphosphane (II).
ChemInform Abstract: Synthesis and Biological Activity of Pyrazolo(3,4‐d)quinoxaline Dimethine Cyanine Dyes.
Authors: EL‐MAGHRABY M. A. , KORAIEM A. I. M. , KHALIL Z. H. , ABU EL‐HAMED R. M. A.
Published: May 2016

The title compounds (V) (brown to brownish violet), (VII) (violet) and (IX) (brown) are synthesized as described in the scheme and tested for their antibacterial and fungicidal activity.
ChemInform Abstract: Formation of 1,2‐Dioxolanes from Cyclopropanes.
Authors: RUECKER G. + , FREY K.
Published: May 2016

The known epoxycarane (I) is converted to the known isomeric carenols (II) and (III) by stereoselective cleavage of the oxirane ring.
ChemInform Abstract: Synthesis of 5,6′‐Dihydroxy‐6,7,2′,3′,4′‐pentamethoxyflavone: Revision of Structure of Brickellin.
Authors: MALHOTRA S. , SHARMA V. K. , GUPTA S. R. , PARMAR V. S.
Published: May 2016

Photoformylation of the phenol (I) in the presence of chloroform (II) yields the aldehyde (III) (yield given in mg).
ChemInform Abstract: Acyclic 1,5‐Stereoselection: Synthesis of the Optically Active Side Chain of Vitamin E.
Authors: BERUBE G. , DESLONGCHAMPS P.
Published: May 2016

The side chain alcohol (XIe) of the title compound is prepared starting from the Diels‐Alder product (I).
ChemInform Abstract: Electrophilic Sulfur Transfer Reactions in Organic Synthesis. Preparation of a Diastereomer of the Key Macrocyclic Component of Griseoviridin.
Authors: LIU L. , TANKE R. S. , MILLER M. J.
Published: May 2016

The key step in the synthesis of the macroheterocycle (IV) is the coupling of the β‐keto esters (I) with the S‐phthalimido cysteine derivatives (II), yielding the compounds (III).
ChemInform Abstract: Synthesis of (‐)‐ and (+)‐Frontalin.
Authors: WHITESELL J. K. , BUCHANAN C. M.
Published: May 2016

The phenyl menthyl glyoxalate (I) reacts with the Grignard reagent (II) to yield the adduct (III), together with the reduction product (IV).
ChemInform Abstract: Magnetic, EPR, and Moessbauer Investigations of Anhydrous Alkylammoniumfluoroferrates(III)
Authors: UHSE E. , STOESSER R. + , HASS D. , MEHNER H.
Published: May 2016

(tetra‐, penta‐, and hexafluoroferrates) indicate the presence of isolated or linked FeF6 octahedra in dependence of the Fe/F ratio.
ChemInform Abstract: Phase Relationships in the Systems Fe2O3‐P2O5‐V2O5(V2O4).
Authors: GOLOVKIN B. G. , VOLKOV V. L.
Published: May 2016

The title systems are studied and the phase diagrams are determined.
ChemInform Abstract: Synthesis and Structure of H2NSO2NWCl4 ‐ a Kirsanov Reagent with a Transition Metal Atom.
Authors: WITT M. , ROESKY H. W. , NOLTEMEYER M. , SHELDRICK G. M.
Published: May 2016

The title compound (III), prepared as shown in the scheme, forms adducts with donor solvents such as pyridine or MeCN.
ChemInform Abstract: Synthesis and Physico‐Chemical Investigation of MgTcCl6.
Authors: ZAITSEVA L. L. , KRUGLOV A. A. , SKOSYREV V. A.
Published: May 2016

The novel title compound is prepared from Mg(TcO4)4·4 H2O and MgCl2·6 H2O by refluxing in conc.
ChemInform Abstract: Synthesis and Properties of Iron(II) Hexachlorohafnate.
Authors: BERDONOSOV S. S. , KHARISOV B. I. , LEBEDEV V. YA. , MELIKHOV I. V.
Published: May 2016

Heating equimolar amounts of FeCl3 and HfCl4 to 280‐290 °C in evacuated ampoules affords the novel title compound FeHfCl6.
ChemInform Abstract: Physico‐Chemical Studies of Nickel(II) O,O‐Alkylene Dithiophosphates and Their Adducts with Nitrogen Bases.
Authors: BHASIN C. P. , SRIVASTAVA G. , MEHROTRA R. C.
Published: May 2016

The Ni dithiophosphates (I) and their pyridine adducts (II) are studied by IR, 1H and 31P NMR, electronic spectral, and variable temp. magnetic susceptibility measurements.
ChemInform Abstract: Heteronuclear 1,3‐Intramolecular Metal Shifts in Pentacarbonyl‐chromium, ‐molybdenum, and ‐tungsten Derivatives of 2‐Thia‐4‐selenapentane. A Dynamic Nuclear Magnetic Resonance Investigation.
Authors: ABEL E. W. , BHARGAVA S. K. , MACKENZIE T. E. , MITTAL P. K. , ORRELL K. G. , SIK V.
Published: May 2016

The title complexes (I), prepared from the bromopentacarbonylmetalates and the ligand in excess in CH2Cl2 with a yield of 65‐85%, are present in solution as isomers with both S‐M and Se‐M bonding.
ChemInform Abstract: Metal‐Ligand Bond Length Changes Upon Doublet ⇄ Quartet Spin Crossovers in Six‐Coordinate Cobalt(II) Complexes: An EXAFS Investigation.
Authors: THUERY P. , ZAREMBOWITCH J. , MICHALOWICZ A. , KAHN O.
Published: May 2016

The complexes (I) and the related five‐coordinate compounds (II) as well as (III) and (IV) with known crystal structures are investigated to check the validity of the method.
ChemInform Abstract: Solvation and Conformation Relaxation Kinetics of Cryptand 222.
Authors: EGGERS F. , FUNCK T. , RICHMANN K. H. , SCHNEIDER H. , EYRING E. M. , PETRUCCI S.
Published: May 2016

Ultrasonic relaxation spectra in the frequency range 1‐300 MHz for cryptand 222 at various concentrations and temp. in MeOH, methylcellosolve, and propylene carbonate are reported.
ChemInform Abstract: Side Chain Chlorinations of N‐Heterocyclic Compounds by Trichloroisocyanuric Acid (TCC).
Authors: JEROMIN G. E. , ORTH W. , RAPP B. , WEISS W.
Published: May 2016

Whereas chlorinations of methyl N‐heterocycles with chloramine T, NCS, trichloromelamine, or dichlorodimethylhydantoin take an unsatisfactory course, chlorination with TCC in solvents such as CHCl3, CH2Cl2, CCl4, or dichloroethane yields good results.
ChemInform Abstract: Intramolecular Electrophilic Displacement of Acyl by Nitro Group During Attempted Synthesis of 3‐Nitrocoumarins.
Authors: BENEDIKT G. M. , TRAYNOR L.
Published: May 2016

The o‐acetylphenols (I) are converted to the o‐nitrophenyl derivatives (II) by treatment with nitric acid in acetic acid.
ChemInform Abstract: Reactions of Halogen‐Containing O‐Silylated Enolates. Part 2. Reaction of Trimethyl(4,4‐dichloro‐2‐methyl‐1,3‐butadienyloxy)silane with α‐Chloro Ethers and Acid Chlorides.
Authors: SHCHEPIN V. V. , RUSSKIKH N. YU. , LAPKIN I. I.
Published: May 2016

The silyl enol ether (I) reacts with the α‐chloro ethers (II) to give the aldehydes (III).
ChemInform Abstract: A Simple Synthesis of 4‐Aminobenzoylhydrazine.
Authors: BELYAKOV S. A. , SOKOLENKO V. N.
Published: May 2016

The title compound (II), the starting compound for a great variety of syntheses, is prepared by a novel procedure.
ChemInform Abstract: Remarkable Effects of Lone Pair‐Lone Pair Interactions on the Extremely Stereoselective (2 + 2) Cycloaddition of Azidoketene to Chiral 3‐Imino‐β‐lactams.
Authors: OJIMA I. , NAKAHASHI K. , BRANDSTADTER S. M. , HATANAKA N.
Published: May 2016

The azides (I) or (VI) are converted to the cis‐benzylideneaminolactams (II) or (VII), which undergo cycloaddition with the azidoketene generated in situ from (V) to give the bislactams (III) or (VIII) with > 99.5% d.e.
ChemInform Abstract: Cyclization of Thiophenedicarboxaldehyde with Nitromethane.
Authors: EL BORAI M. , FAHMY M.
Published: May 2016

The thiophenedicarboxaldehydes (I) and (IV) react with nitromethane (II) to produce the bicyclic nitro alcohols (IIIa) and (Va) after hydrolysis.
ChemInform Abstract: A Study of the 5‐exo‐Methylene Isoxazolidine to 3‐Pyrrolidinone Rearrangement.
Authors: PADWA A. , TOMIOKA Y. , VENKATRAMANAN M. K.
Published: May 2016

The thermolytic behaviour of the 5‐methylene‐isoxazolidines (III), (VI), and (VIII), prepared from C‐phenyl‐N‐methylnitrone (II) and allenic compounds such as (I), is investigated.
ChemInform Abstract: (4 + 2)‐Cycloaddition to 4‐Demethoxycarbazomycin.
Authors: PINDUR U. , PFEUFFER L.
Published: May 2016

Wittig olefination of the N‐protected indolealdehyde (I) and subsequent Diels‐Alder cycloaddition reaction with dimethyl acetylenedicarboxylate (IV) yield the carbazoles (Va) and (Vb) after dehydrogenation and elimination of methanol.
ChemInform Abstract: Electronical‐Inversed 1,4‐Carbene Addition to a Heterodiene.
Authors: MOEHRLE H. + , DWULETZKI H.
Published: May 2016

The Wanzlick olefin (I) reacts with 3,6‐diphenyl‐1,2,4,5‐tetrazine (II) in boiling toluene, yielding the spiro‐nonadiene (III).
ChemInform Abstract: Synthesis and Spectral Properties of Substituted 1,4‐Dihydropyridines and 1,4,5,6,7,8‐Hexahydroquinolines.
Authors: CUPKA P. , BELLA J. , MARTVON A.
Published: May 2016

Hantzsch condensation of the 5‐nitrophenyl‐2‐furaldehydes (I) with the acetoacetates (II) and ammonia affords the 1,4‐dihydropyridine derivatives (III).
ChemInform Abstract: Synthesis and Structure‐Activity Relationships of 1‐Aryl‐6,8‐difluoroquinolone Antibacterial Agents.
Authors: CHU D. T. W. , FERNANDES P. B. , MALECZKA R. E. JUN. , NORDEEN C. W. , PERNET A. G.
Published: May 2016

The amino substituted dihydroquinolones (IX) and (XI) are prepared from the tetrafluorobenzoic acid (I) via the trifluorides (VII).
ChemInform Abstract: Some Nucleophilic Substitutions in the 2,4‐Dimethoxypyrido(3,2‐d)pyrimidines.
Authors: EISA H. M. , BAYOMI S. M. , ISMAIEL A.‐K. M. , EL‐KERDAWY M. M.
Published: May 2016

The heterocyclic esters (I) react with hydrazine to yield the hydrazino acid hydrazides (III).
ChemInform Abstract: Synthesis, Properties, Structure and Dynamic Behavior of Pentamethylcyclopentadienyl‐Substituted Boron Compounds.
Authors: JUTZI P. , KRATO B. , HURSTHOUSE M. , HOWES A. J.
Published: May 2016

The η1‐pentamethylcyclopentadienyl‐substituted boron compounds (I)‐(IV) are prepared generally by known methods in 42‐88% yields.
ChemInform Abstract: Reaction of Salicylamide with Amidophosphites.
Authors: KULIEV A. K. , MOSKVA V. V. , AKHMEDZADE D. A.
Published: May 2016

Salicylamide (I) reacts with the amidophosphites (II) to give the cyanophenyl phosphites (III).
ChemInform Abstract: (Vinyloxy)chlorocyclotetraphosphazenes. The Use of Two‐Dimensional 31P NMR Spectroscopy in Phosphazene Chemistry.
Authors: BROWN D. E. , ALLEN C. W.
Published: May 2016

The reactions of the Li enolate of acetaldehyde (II) with octachlorocyclotetraphosphazene (I) lead to the monovinyloxy derivative (IIIa) and to a inseparable mixture of the bis(vinyloxy) derivatives (IIIb)‐(IIId).
ChemInform Abstract: Failure of Cyclopropyl Bromide to Add Oxidatively to ZrCp2(PMePh2)2: Reaction of C3H5Br with ZrCp2(PMePh2)2 in Toluene to Afford ZrBr(CH2Ph)Cp2.
Authors: RANDALL C. R. , SILVER M. E. , IBERS J. A.
Published: May 2016

Reaction of cyclopropyl bromide (II) with the zirconocene diphosphine (I) prepared in situ from ZrH(CH2C6H11)(η5‐C5H5)2 and PMePh2 in toluene does not give the expected oxidative addition product ZrBr(C3H5)(η5‐C5H5)2, the benzyl analogue (III) is formed instead.
ChemInform Abstract: Formylrhenium Complexes.
Authors: SONTAG C. , ORAMA O. , BERKE H.
Published: May 2016

The cationic complexes (II), prepared from the known compounds (I), are transformed into formyl complexes (III) by reduction with NaBH4, (IIId) is obtained as a mixture with the isomeric complex (IV).
ChemInform Abstract: Azoalkane‐Nitrene Cleavage on an Fe3 Cluster.
Authors: WUCHERER E. J. , VAHRENKAMP H.
Published: May 2016

Heating of (I) results in the formation of the complex (II) of identical overall composition, involving the transformation of a 6‐electron ligand, viz.
ChemInform Abstract: Chemical Durability of Some Sodium Borosilicate Glasses Improved by Phase Separation.
Authors: TAYLOR P. , ASHMORE S. D. , OWEN D. G.
Published: May 2016

It is demonstrated that heat treatment of glasses with the general composition xNa2O·(100‐x)(0.33 B2O3·0.67 SiO2) results in an improvement in durability towards aqueous dissolution.
ChemInform Abstract: Vibrational Spectra of Carboxylate Complexes. Part 7. Partial Valence Trapping in a Trinuclear Mixed‐Valence Iron(III,III,II) Cluster: Vibrational Spectra of (Fe3O(OOCCH3)6L3) and Related Mixed‐Metal Complexes.
Authors: MEESUK L. , JAYASOORIYA U. A. , CANNON R. D.
Published: May 2016

The IR spectra (800‐130 cm‐1) of the complexes (Fe(III)2M(II)O(OOCCH3)6L3) (M: Mn, Fe, Co, Ni; L: H2O, pyridine), and the Raman spectra of the aquo‐adducts are reported and assigned by using a variety of isotopic substitutions.
ChemInform Abstract: Homolytic Reactions of Ligated Boranes. Part 6. ESR Studies of Dialkyl Sulfide‐Boryl Radicals.
Authors: BABAN J. A. , ROBERTS B. P.
Published: May 2016

Hydrogen‐atom abstraction by tBuO· or (Me3Si)2N· from the borane complexes (I) gives the corresponding boryl radicals (II), the structures and reactions of which are studied in cyclopropane, Me‐O‐Me/cyclopropane, or oxirane/cyclopropane solution.
ChemInform Abstract: Selective Metal‐Catalyzed Autoxidation of 2‐Arylpropionaldehydes. An Improved Synthesis of Ibuprofen.
Authors: RILEY D. P. , GETMAN D. P. , BECK G. R. , HEINTZ R. M.
Published: May 2016

The autoxidation of the aldehyde (I), which yields the oxidation products (II) ‐ (V), is investigated under various conditions.
ChemInform Abstract: Synthesis and Transformations of 1,1,1‐Trifluoro‐2‐benzylthiopropene.
Authors: POPKOVA V. YA. , KNUNYANTS I. L.
Published: May 2016

The sulfenyl chloride (I) reacts with benzylmercaptan (II) to give the disulfide (III) which is transformed into the title compound (V).
ChemInform Abstract: Addition‐Elimination Reactions of β‐Oxygenated Vinyl Sulfones.
Authors: GIBLIN G. M. P. , SIMPKINS N. S.
Published: May 2016

The vinylic sulfones (III) are synthesized by reacting the enol pivalates (I) with the organocuprates (II).
ChemInform Abstract: The Intermediacy of Trichloromethyl Anions in the Reaction of Enamines with Bromotrichloromethane.
Authors: LOEFAS S. + , AHLBERG P.
Published: May 2016

Reaction of the enamine (I) with bromotrichloromethane (II), followed by hydrolysis, produces a mixture of the haloamides (III), together with various by‐products.
ChemInform Abstract: Synthesis and Properties of 2H‐4‐Hydroxy‐2,5,7‐trimethylpyrido(3,2‐e)‐ 1,2‐thiazine‐1,1‐dioxide‐3‐carboxamides.
Authors: ZAWISKA T. , MALINKA W.
Published: May 2016

The pyridoisothiazolinoneacetate (III) is prepared by the two methods shown in the reaction scheme.
ChemInform Abstract: Synthesis of Substituted Dibenzophospholes. Part 7. Regiospecific Synthesis of 4,6‐Diaryl‐3,7‐dioxydibenzophospholes from 2,2′,4,4′‐Tetranitrobiphenyl.
Authors: CORNFORTH J. , ROBERTSON A. D.
Published: May 2016

Introduction of acetoxymethyl groups at the 2 and 2''' positions of the tetranitroquaterphenyl (I) followed by regioselective cyclization gives the bibenzochromenyl (III).
ChemInform Abstract: Olation and Structure.
Authors: ARDON M. , BINO A. , MICHELSEN K.
Published: May 2016

The ability of cis hydroxoaquo‐metal complexes to undergo olation and form the corresponding diols is correlated with their dimeric structure, having two μ‐(H3O2) bridging ligands between the two metal atoms.
ChemInform Abstract: Acute Toxicity of the Antineoplastic Metal Chelate trans‐Bis(salicylaldoximato)copper(II) in Rats.
Authors: ELO H. , SUNILA I. , LUMME P.
Published: May 2016

The acute toxicity of the recently discovered antiproliferative and antineoplastic agent (I) is studied in Wistar rats.
ChemInform Abstract: Synthetic Approach Toward Antibiotic Ezomycins. Part 3. Synthesis of a Protected Derivative of the Octose Moiety.
Authors: SAKANAKA O. , OHMORI T. , KOZAKI S. , SUAMI T.
Published: May 2016

Starting with the reaction between the previously prepared D‐allooctofuranose derivative (I) and allyl bromide (II), the protected compound (XI) is synthesized as described in the scheme.
ChemInform Abstract: Resolution of 7,7‐Dimethylbicyclo(3.2.0)hept‐2‐en‐6‐one Using Mortierella ramanniana and 3α,20β‐Hydroxysteroid Dehydrogenase, Photochemistry of 3‐Hydroxy‐7,7‐dimethylbicyclo(3.2.0)heptan‐6‐ones, and the Synthesis of (+)‐Eldanolide.
Authors: BUTT S. , DAVIES H. G. , DAWSON M. J. , LAWRENCE G. C. , LEAVER J. , ROBERTS S. M. , TURNER M. K. , WAKEFIELD B. J. , WALL W. F. , WINDERS J. A.
Published: May 2016

The racemic ketones (I) are transformed to the alcohols (±)‐(II) and (±)‐(IV) which, on photolysis, give rise to formation of the lactone (III).
ChemInform Abstract: Electrochemical Reduction of Sn(II) at the Dropping Mercury Electrode from Aqueous 1 M Sulfuric Acid and from 0.3 M Phenylsulfonic Acid and Its Inhibition by ENSA‐6.
Authors: VAN VELZEN C. J. , SLUYTERS‐REHBACH M. , SLUYTERS J. H.
Published: May 2016

The reduction rate constant of the Sn(II) ion in H2SO4 which is obtained for the first time by using a demodulation technique is found to be very high in accordance with literature.
ChemInform Abstract: Phosphate‐Mediated Electron Transfer During the Reduction of Cobalt(III) Complexes by Titanium(III).
Authors: BOSE R. N. , CORNELIUS R. D. , MULLEN A. C.
Published: May 2016

The kinetics of the reduction of the well‐characterized complexes (I)‐(VI) by Ti(III) is investigated in LiCl/HCl solution at 25 °C. All the reactions are of first order with respect to each of the reactants.
ChemInform Abstract: Elucidation of Constitution of Trisubstituted Indoles: NMR‐Spectroscopic Investigation of Bis(2,3‐dimethyl‐6‐indolyl)‐arylmethanes.
Authors: PINDUR U. , SCHIFFL E.
Published: May 2016

Application of 1H and 13C NMR reveals the site of substitution at the phenyl ring of indoles as is shown in the case of the compounds (I).
ChemInform Abstract: Asymmetric Induction in the Conjugate Addition Reactions of Chiral Organo(hetero)cuprates.
Authors: DIETER R. K. , TOKLES M.
Published: May 2016

The reaction of cyclohexenone (III) with the chiral organo(hetero)cuprate (Ia), formed from the chiral ligand (VII), affords the adduct (IX) in high optical yield.
ChemInform Abstract: Preparation and Decarboxylation of Allenylacetic Acids: A Route to Substituted Buta‐1,3‐dienes.
Authors: BALDWIN J. E. , BENNETT P. A. R. , FORREST A. K.
Published: May 2016

The propargylic esters (I), prepared from the corresponding carbonyl compounds by Grignard addition and esterification, are transformed into the trimethylsilyl ketene acetals (II).
ChemInform Abstract: A Two‐Photon Study of the “Reluctant” Norrish Type I Reaction of Benzil.
Authors: MCGIMPSEY W. G. , SCAIANO J. C.
Published: May 2016

Preliminary results on the photochemistry of benzil (Ia) and of mixtures of (Ia) + dimethylbenzil (Ib) are reported.
ChemInform Abstract: Oxyhydrative Scission of Olefins. Part 3. An Extension to Various Olefins and Ketones.
Authors: TAKITA Y. , MAEHARA T. , YAMAZOE N. , SEIYAMA T.
Published: May 2016

The oxidation over a V2O5‐MoO3 (V/Mo = 9/1) catalyst in the presence of water vapor is studied.
ChemInform Abstract: 2‐Thienyl(cyano)copper Lithium. A Lower Order, Stable “Cuprate in a Bottle” Precursor of Higher Order Reagents.
Authors: LIPSHUTZ B. H. , KOERNER M. , PARKER D. A.
Published: May 2016

2‐Lithiofuran (Ib) is transformed into the lithiocuprate (II) which undergoes substitution with the organolithium compounds (III) to give the 5‐alkyl derivatives (IV).
ChemInform Abstract: Synthesis of Diacids and Keto Acids by Ruthenium Tetraoxide Catalyzed Oxidation of Cyclic Allylic Alcohols and α,β‐Unsaturated Ketones.
Authors: WEBSTER F. X. , RIVAS‐ENTERRIOS J. , SILVERSTEIN R. M.
Published: May 2016

Oxidative cleavage of the cyclic alcohols (I), (III), or (V) gives either the keto acids (II) and (VI) or the diacid (IV).
ChemInform Abstract: Synthesis of Polyenes with Electron Donor and Electron Acceptor Groups.
Authors: GOEHRING W. + , ROTH S. , HANACK M.
Published: May 2016

The polyenealdehydes (I) and (IX) undergo Wittig reaction with the phosphoranes (II) and (V), yielding (III), (IV), (VI), (VII), and (X).
ChemInform Abstract: New Donors for Organic Metals.
Authors: SUGIMOTO T. , AWAJI H. , SUGIMOTO I. , MISAKI Y. , YOSHIDA Z.‐I.
Published: May 2016

The tetrachalcogenides (III) and (IV) and the tetrakis(dithiolylidene)cyclobutanes (VI) are prepared as outlined in the reaction scheme.
ChemInform Abstract: Dioxopyrrolines. Part 36. (2+2) Photocycloaddition Reaction of 4‐Ethoxycarbonyl‐5‐phenyl‐1H‐pyrrole‐2,3‐dione to Acyclic Olefins. Structural and Stereochemical Assignment of the Photocycloadducts.
Authors: SANO T. , HORIGUCHI Y. , TSUDA Y. , FURUHATA K. , TAKAYANAGI H. , OGURA H.
Published: May 2016

Photolysis of the alkenes (I) and the dioxopyrroline (II) produces a mixture of the cycloadducts (III) and (IV), together with small amounts of the dihydropyridone (V).
ChemInform Abstract: Benzophenanthridines. Part 5. Photocyclization of 4‐Phenyl‐3‐vinylquinolines ‐ Convenient Synthesis of Benzo(k)phenanthridines.
Authors: VEERAMANI K. , SHANMUGAM P.
Published: May 2016

The synthesis of a wide variety of benzo(k)phenanthridines based on the photolysis of 4‐phenyl‐3‐vinylquinolines is reported.
ChemInform Abstract: Utilization of Organoselenium Compounds. Part 2. Reaction of Fused Isoselenazoles with Alkylamines.
Authors: UEDA T. , KAWAI S. , SAKAKIBARA J.
Published: May 2016

The isoselenazoles (II) and (IV) undergo a cleavage reaction with the primary amines (I) to produce the amino aldoximes (III) and (V).
ChemInform Abstract: Synthesis of an Optically Active C‐Functionalized Cyclam: (S)‐5‐(Hydroxy)‐1,4,8,11‐tetra‐azacyclotetradecane and Its Nickel(II) Complex.
Authors: WAGLER T. R. , BURROWS C. J.
Published: May 2016

The macrocyclic polyamine alcohol (VII) is synthesized by a condensation reaction of the dimethanesulfonate (V) with the disulfonamide (IIb) followed by desilylation and reductive detosylation.
ChemInform Abstract: Voltammetric, Coulometric, Mercury‐199 NMR, and Other Studies Characterizing New and Unusual Mercury Complexes Produced by Electrochemical Oxidation of Mercury(II) Diethyldithiocarbamate. Crystal and Molecular Structure of Octakis(N,N‐diethyldithiocarbamato)pentamercury(II) Perchlorate.
Authors: BOND A. M. , COLTON R. , HOLLENKAMP A. F. , HOSKINS B. F. , MCGREGOR K.
Published: May 2016

The electrochemical oxidation of (I) is studied at both mercury and platinum electrodes in CH2Cl2.
ChemInform Abstract: Cluster Condensation Reactions. Transformation of Two Triangular Trinuclear Clusters Into a Hexanuclear Cluster Containing a Novel Edge‐Fused Bitetrahedral Structure.
Authors: ADAMS R. D. , BABIN J. E.
Published: May 2016

The carbene‐containing cluster complex (III) is prepared by the reaction of (I) with the diamine (II).
ChemInform Abstract: Synthesis in the Diazasteroid Group. Part 20. Synthesis of the 5,14‐Diazasteroid System.
Authors: MATOBA K. , HIRAI Y. , TOKIZAWA M. , WAKUI Y. , NAGATA M. , YAMAZAKI T.
Published: May 2016

Condensation reaction of the quinolizidinone (I) with the pyrrolidinylacetate (II) produces the isomers (III) and (IVa).
ChemInform Abstract: Acetonation of Lactose and Benzyl β‐Lactoside with 2‐Methoxypropene.
Authors: ALONSO‐LOPEZ M. , BARBAT J. , FANTON E. , FERNANDEZ‐MAYORALAS A. , GELAS J. , HORTON D. , MARTIN‐LOMAS M. , PENADES S.
Published: May 2016

Acetonation of lactose (I) with excess 2‐methoxypropene (II) under the conditions indicated in the scheme yields two products which are acetylated and isolated as the anomeric mixtures (III) and (IV) (no yields given).
ChemInform Abstract: A Simple Synthesis of cis‐ and trans‐Fused 14,15‐Dinoreudesmanolides.
Authors: KURODA C. , SHIMIZU S. , SATOH J. Y.
Published: May 2016

The allylcyclohexanecarbaldehyde (I), derived from 2‐allylcyclohexanone, is transformed into the isomeric homoallylic acetals (V) which undergo cyclization in the presence of acids, producing the stereoisomeric dinoreudesmanolides (VI).
ChemInform Abstract: Stereospecific Synthesis of cis‐Pyrethroids by the Cyclopropene Route Using a Carbanionic Synthon. Part 1. Preparation of gem‐Dimethylpyrazolenines.
Authors: FRANCK‐NEUMANN M. , MIESCH M. , KEMPF H.
Published: May 2016

Treatment of the pyrazole (II) with LDA affords the carbanion (III) which reacts with the electrophiles (I) and (V) to give the title compounds (IV) and (VI), respectively.
ChemInform Abstract: Novel Oxides with a Layered, Perovskite‐Related Structure. Crystal Chemistry and Exchange Reactions of the Titanate Na2Gd2Ti3O10.
Authors: GONDRAND M. , JOUBERT J.‐C.
Published: May 2016

A new series of Na2Ln2Ti3O10 (Ln: La, Nd, Eu, Gd) phases has been prepared by annealing a stoichiometric mixture of Na2CO3, Ln2O3 and TiO2 (500 °C, 24 h; 920 °C, 12 h; quenching).
ChemInform Abstract: Preparation and Crystal Structures of (Ln(S2PEt2)4) (Ph4As) (Ln: La, Er).
Authors: PINKERTON A. A. , SCHWARZENBACH D. , SPILIADIS S.
Published: May 2016

The isomorphous title complexes (I) crystallize in the space group P1 with Z=2.
ChemInform Abstract: Ylides and Ylidions: A Comparative Study of Unusual Gas‐Phase Structures.
Authors: YATES B. F. , BOUMA W. J. , RADOM L.
Published: May 2016

For both ylides and the more stable ylidions the stability decreases across a row of the periodic table.
ChemInform Abstract: Spontaneously Organized Molecular Assemblies. Part 3. Preparation and Properties of Solution Adsorbed Monolayers of Organic Disulfides on Gold Surfaces.
Authors: NUZZO R. G. , FUSCO F. A. , ALLARA D. L.
Published: May 2016

Stable, oriented, polyfunctional organic monolayers are prepared by the spontaneous organization of structurally complex organic disulfides (I)‐(V) on polycrystalline gold substrates.
ChemInform Abstract: Electrochemical Studies of Reactive Polyanionic Chelating Ligand Complexes in Liquid Sulfur Dioxide. Formation of Highly Oxidizing Inorganic Complexes.
Authors: ANSON F. C. , COLLINS T. J. , GIPSON S. L. , KEECH J. T. , KRAFFT T. E.
Published: May 2016

Liquid SO2 is used as a medium for testing the limits of oxidative stability of Os complexes (IIa) of the polyanionic chelating ligand (Ia).
ChemInform Abstract: Thermolysis of Some 6H‐6‐Oxo‐3‐aminoanthra(1,9‐cd)isoxazoles.
Authors: GORNOSTAEV L. M. , ZEIBERT G. F.
Published: May 2016

Thermolysis of the aminoanthraisoxazoles (I) gives the cyclization products (III) or (IV) depending on the reaction conditions.
ChemInform Abstract: Supported Hypochlorites: Oxidation in Nonaqueous Media with Sodium and Calcium Hypochlorite on Alumina.
Authors: ANDO T. , CORK D. G. , FUJITA M. , KIMURA T.
Published: May 2016

Sodium hypochlorite supported on alumina represents an active reagent for the convenient oxidation of benzyl and secondary alcohols, 1,ω‐diols and sulfides.
ChemInform Abstract: Photocatalytic Hydrogenation of Ethylene on the Bimetal‐Deposited Semiconductor Powders.
Authors: BABA R. , NAKABAYASHI S. , FUJISHIMA A. , HONDA K.
Published: May 2016

The title reaction is studied on monometal‐ and bimetal‐loaded TiO2 powders employing Pd, Pt, Cu, and Ni.
ChemInform Abstract: Intramolecular Photoinduced Diene‐Diene Cycloadditions: A Selective Method for the Synthesis of Complex Eight‐Membered Rings and Polyquinanes.
Authors: WENDER P. A. , CORREIA C. R. D.
Published: May 2016

The tetraene (I) is photolyzed to give a mixture of the cycloadducts (II) and (III).
ChemInform Abstract: Photochemistry of Conjugated Nitrogen‐Carbonyl Systems. Part 3. Photosensitized Oxygenation of 3‐ and 6‐Substituted 2‐Pyridones.
Authors: SATO E. , IKEDA Y. , KANAOKA Y.
Published: May 2016

Photooxidation of the substituted pyridones (I), (III), (VI), and (VIII) in the presence of an acidic catalyst or the alcohols (IV) leads to the formation of the pyridinediones (II), (V), (VII), or (IX).
ChemInform Abstract: Azatriterpenes. Part 6. Synthesis of 2‐Eno(2,3‐g)pyrazolo(1,5‐a)pyrimidines of Pentacyclic Triterpenes.
Authors: RAO K. L. , RAO T. V. P. R. S. , RAMAIAH T. S. , RAMRAJ S. K.
Published: May 2016

The 2‐hydroxymethylene derivatives (I) and (IV) of pentacyclic triterpenes are coupled with the aminopyrazole (II) to produce the pyrazolo‐(1,5‐a)pyrimidines (III) and (V).
ChemInform Abstract: Alkylation of Some 6‐Substituted Purines Under Phase‐Transfer Conditions.
Authors: RAMZAEVA N. P. , GONCHAROVA I. N. , LIDAK M. YU. , GOL'DBERG YU. SH. , SHIMANSKAYA M. V.
Published: May 2016

Alkylation of 6‐substituted purines (I) with the benzyl halides (II) under phase‐transfer conditions gives mixtures of 9‐, 3‐, and 7‐benzylated derivatives (IV) ‐ (VI).
ChemInform Abstract: Asymmetric Induction in the Formal Iron‐Catalyzed (4 + 4) Ene Reaction: The Highly Diastereoselective Cross‐Coupling of 1,3‐Dienes to Chiral Cyclic Acetals.
Authors: TAKACS J. M. , ANDERSON L. G. , NEWSOME P. W.
Published: May 2016

The Fe‐catalyzed bimolecular coupling reaction of the dienes (I) or (VII) with the dioxepins (II) takes place with high stereoselectivity favoring the syn products (III) or (V) whereas somewhat lower or inversed selectivity is observed when Fe catalysts with other ligands are used (see scheme).
ChemInform Abstract: Synthesis and Spectroscopic Characteristics of Aryltrimethyl‐Silicon, ‐Germanium, and ‐Tin Compounds.
Authors: MOERLEIN S. M.
Published: May 2016

Various para‐substituted aryltrimethyl silicon, germanium, and tin compounds (III), (V), and (VI) are synthesized.
ChemInform Abstract: An Unbridged Triple Bond Uniting d6 Mo(0) and d2 Mo(IV) Atoms: Mo2(O‐iPr)4(dmpe)2.
Authors: CHISHOLM M. H. , HUFFMAN J. C. , VAN DER SLUYS W. G.
Published: May 2016

The title compound (III) (quantitative yield) crystallizes in the space group C2/c with Z=4 and represents the only example of an unsupported M‐M multiple bond uniting Mo(0) and Mo(IV).
ChemInform Abstract: Preparation and Substitution Reactions of (Diphosphine)platinum(II) Carboxylate Complexes.
Authors: ANDERSON G. K. , LUMETTA G. J.
Published: May 2016

The platinum(II) carboxylate complexes (III) and (X) are prepared as shown and their substitution reactions are studied.
ChemInform Abstract: Novel Silylating Reagents. Methods of Preparation and Properties
Authors: MIZHIRITSKII M. D. , YUZHELEVSKII YU. A.
Published: May 2016

Review: (223 refs.
ChemInform Abstract: Defect Structure of CdO.
Authors: JUHASZ J. , IGAZ S. , JOVER B. , SZABO Z. G.
Published: May 2016

Three ways for the direct chemical analysis of the concentration of defect sites (that of excess Cd) in CdO are proposed: a spectrophotometric, a titrimetric, and a gravimetric method, for 0‐1500 ppm, 500‐50000 ppm and above 5%, respectively.
ChemInform Abstract: Heterocyclic Quaternary Ammonium Compounds as Corrosion Inhibitors for Mild Steel in H3PO4.
Authors: FOUDA A. S. , MOSTAFA H. A. , DARWISH Y. M. , MOUSSA M. N.
Published: May 2016

The inhibition effect of the compounds (Ia)‐(Id) on mild steel in 50% H3PO4 has been investigated by weight loss measurements and polarization techniques.
ChemInform Abstract: New Metal Oxides with Double Tetrahedra as Building Units: Rb6(Tl2O6) and Cs6(In2O6)
Authors: HOPPE R. , WAGNER G. , GLAUM H.
Published: May 2016

are prepared as single crystals by annealing intimate mixtures of Tl2O3 and RbO0.60 (Rb:Tl = 3.5:1) or In2O3 and CsO0.53 (Cs:In = 3.5:1) in a closed Ag cylinder at 650 °C for 14 d. The compounds are isotypic and crystallize in the monoclinic crystal system, space group P21/a, Z=2.
ChemInform Abstract: Relationship Between Tungstophosphates Related to the PW12O3‐ 40 Anion. Synthesis and Properties of a New Lacunary Polyoxotungstophosphate, K10P2W20O70·24 H2O.
Authors: CONTANT R.
Published: May 2016

Acidification of a mixture of potassium tungstate and H3PO4 with HCl results in the precipitation of the title compound (no yield given).
ChemInform Abstract: Mechanism of the Gauche Conformational Effect in 3‐Halogenated 1,5‐Benzodioxepins.
Authors: DIONNE P. , ST‐JACQUES M.
Published: May 2016

The conformational changes caused by variation of the halogen substituent of the benzodioxepins (I) are determined by quantitative dynamic NMR methods.
ChemInform Abstract: 1,4‐Dehydrobromination of 1‐Bromo‐1,2,3‐butatrienes: An Efficient Synthesis of 1,4‐Disubstituted 1,3‐Diynes.
Authors: ZIEGLER C. B. JUN. , HARRIS S. M. , BALDWIN J. E.
Published: May 2016

Phenylpropargylic alcohol (I) is brominated to give the tribromo compound (II) which is converted to the phosphonium salt (III).
ChemInform Abstract: Preparation of Hindered Lithium Amide Bases and Rates of Their Reaction with Ether Solvents.
Authors: KOPKA I. E. , FATAFTAH Z. A. , RATHKE M. W.
Published: May 2016

The sterically hindered amines (I) are completely converted to the corresponding lithium amides (II) by reaction with butyllithium in the presence of equimolar amounts of tetramethylethyleneamine (TMEDA).
ChemInform Abstract: Carbonylation of Aryl Halides and Vinyl Bromides Mediated by Tetracarbonylcobalt Anion.
Authors: MIURA M. , AKASE F. , SHINOHARA M. , NOMURA M.
Published: May 2016

Reaction of the aryl halides (I) with octacarbonyl dicobalt (V) in the presence of MeI (II) and NaOH under phase‐transfer conditions gives mixtures of the ketones (III) + (IV).
ChemInform Abstract: A New Spiro Annellation Reaction in the Isoxazole Series: Applications and Limits. Part 2. Reactivity of Ethyl 4‐Nitro‐3‐phenylisoxazole‐5‐carboxylate with Nitrogen Binucleophiles.
Authors: NESI R. , CHIMICHI S. , GIOMI D. , SARTI‐FANTONI P. , TEDESCHI P.
Published: May 2016

Treatment of the title compound (I) with the guanidine (II) affords the spiro nitronates (IIIa) and (IIIb); both of which are converted to the nitro derivatives (IVa) and (IVb).
ChemInform Abstract: Synthesis and Hypotensive Activity of Benzopyran Derivatives.
Authors: SHIRATSUCHI M. , KAWAMURA K. , AKASHI T. , FUJII M. , ISHIHAMA H. , UCHIDA Y.
Published: May 2016

The hydroxy(propenyl)acetophenone (I) is transformed into the dihydrobenzopyranyl ethanolamines (VI) as shown in the reaction scheme.
ChemInform Abstract: Synthesis of N‐Unsubstituted and N‐Methyl‐Substituted 4‐Aryl‐2,6‐dimethyl‐1,2‐dihydropyridine‐3,5‐dicarbonitriles.
Authors: ZANDERSONS A. Z. , LUSIS V. K. , MUTSENIETSE D. KH. , DUBUR G. YA.
Published: May 2016

Reduction of the pyridinedicarbonitriles (I) with sodium borohydride yields mixtures of the 1,4‐ and 1,2‐dihydro derivatives (II) and (III).
ChemInform Abstract: Ternary Metal Complexes of Vitamin B6 Related Compounds. Crystal and Molecular Structures of Copper(II)‐2,2′‐Bipyridyl‐Pyridoxic Acid and Copper(II)‐2,2′‐Bipyridyl‐Pyridoxic Acid γ‐Lactone Complexes.
Authors: RAO S. P. S. , MANOHAR H. , AOKI K. , YAMAZAKI H.
Published: May 2016

Attempts to prepare ternary pyridoxylidene amino‐acid Schiff base metal complexes resulted in the novel oxidation of pyridoxal to pyridoxic acid or its γ‐lactone.
ChemInform Abstract: Thin Film Cadmium Chalcogenide/Aqueous Polysulfide Photoelectrochemical Solar Cells with in‐situ Tin Storage.
Authors: LICHT S. , MANASSEN J.
Published: May 2016

A photoelectrochemical cell (PEC) consisting of thin film Cd(Se,Te) photoelectrodes and thin film CoS counterelectrodes immersed in aqueous polysulfide and separated by a cation selective membrane from a Sn electrode immersed in aqueous sulfide has been developed.
ChemInform Abstract: Fluoride‐Alumina Reagents: The Active Basic Species.
Authors: ANDO T. , CLARK J. H. , CORK D. G. , HANAFUSA T. , ICHIHARA J. , KIMURA T.
Published: May 2016

Active alumina is impregnated with sodium or potassium fluoride to produce the basic fluoride/alumina catalysts (III) which are used in the reactions outlined in the reaction scheme.
ChemInform Abstract: Cyclization of Diacetylenes to E,E Exocyclic Dienes. Complementary Procedures Based on Titanium and Zirconium Reagents.
Authors: NUGENT W. A. , THORN D. L. , HARLOW R. L.
Published: May 2016

The intramolecular cyclization of the diacetylenes (I) or (III) to give the E,E exocyclic dienes (II) or (IV) is achieved by using either of the reagent combinations A) or B).
ChemInform Abstract: Hydrolysis of Ethyl 1‐Methyl‐2,4‐cyclopentadiene‐1‐carboxylate by Nonenzymatic and Enzymatic Methods. Carbon‐Carbon vs. Carbon‐Oxygen Bond Cleavage.
Authors: BURGER U. , ERNE‐ZELLWEGER D. , MAYERL C.
Published: May 2016

On treatment with KOH or H2SO4 the title compound (I) reacts to afford the cleavage product (II) or the dimer (IVa).
ChemInform Abstract: Chemoselective Synthesis of Homoallylic Fluorides from Cyclopropylmethanols by Ring Opening.
Authors: KANEMOTO S. , SHIMIZU M. , YOSHIOKA H.
Published: May 2016

Treatment of the cyclopropylmethanols (I) with pyridinium poly(hydrogen fluorides) in the presence of KHF2 selectively yields the homoallyl fluorides (II).
ChemInform Abstract: Synthesis and Mesomorphic Properties of the 4‐Cyanophenylesters of 4‐(4‐Alkylbenzoyloxy)benzoic Acids.
Authors: BYKOVA V. V. , TYUNEVA G. A. , TRUFANOV A. N. , MAIDACHENKO G. G.
Published: May 2016

The esters (VII) are prepared by known methods.
ChemInform Abstract: Isosteric Conversion of Protein Carboxyl Groups into Carboxamide Groups. Part 1. Examination of Alkyl and Aryl Esters as Model Compounds.
Authors: KOOISTRA C. , SLUYTERMAN L. A. A. E.
Published: May 2016

N‐Acetylglycine methyl ester (I) is converted to the amide (II) by treatment with an aqueous ammonia/ammonium acetate mixture.
ChemInform Abstract: Spectroscopic and Thermodynamic Investigations of Transition‐Metal Cluster Ions in the Gas Phase: Photodissociation of MFe+
Authors: HETTICH R. L. , FREISER B. S.
Published: May 2016

(M: Sc, Ti, V, Cr, Fe, Co, Ni, Cu, Nb, Ta).
ChemInform Abstract: Iron‐Excess Manganese Ferrite: Electrical Conductivity and Cation Distributions.
Authors: YOO H.‐I. , TULLER H. L.
Published: May 2016

From measurements of the electronic conductivity and thermoelectric power of a magnetic ferrite of composition Mn0.863Fe2.137O4 as functions of O2 partial pressure and temp. it is concluded, that the electronic charge carrier concentration in the ferrite studied is governed by the initial batch composition which overwhelms any oxygen‐induced nonstoichiometry effects.