bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Some Aspects of the Chemistry of Dioxa‐ and Dithiagermoles.
Authors: LAVAYSSIERE H. , DOUSSE G. , SATGE J.
Published: May 2016

Preparation modes for the title compounds of type (I) are described.
ChemInform Abstract: Organoboration of Alkynylstannanes. Part 23. Reaction of Some C‐Functionalized Alkynylstannanes with Triethylborane and B‐Alkyl‐9‐borabicyclo(3.3.1)nonanes.
Authors: WRACKMEYER B. , WAGNER K. , ABU‐ORABI S. T.
Published: May 2016

The alkynylstannanes (I) react with triethylborane (II) to give exclusively the olefinic products (III) with the stannyl and boryl groups in cis‐position.
ChemInform Abstract: Decaphenylgermanocene, ‐stannocene and ‐plumbocene, (η5‐(C6H5)5C5)2EII (E = Ge, Sn, Pb) and the X‐Ray Crystal and Molecular Structure of Pentaphenylstannocene, η5‐(C6H5)5SnC5H5‐η5.
Authors: HEEG M. J. , HERBER R. H. , JANIAK C. , ZUCKERMAN J. J. , SCHUMANN H. , MANDERS W. F.
Published: May 2016

The pentaphenylcyclopentadienyl anion (I) reacts with germanium(II) iodide (IIa), tin(II) chloride (IIb), and lead(II) acetate (IIc) in etheral solution, forming the sandwich compounds (III).
ChemInform Abstract: Synthesis of New Unsymmetrically Sustituted N‐(2‐Aminophenyl)‐azomethines of β‐Ketoaldehydes via Template Condensation with Nickel(II) as Potential Precursors of Unsymmetrically Substituted Macrocyclic Complexes.
Authors: MUELLER K. + , SEIDEL D. , JAEGER E.‐G. +
Published: May 2016

The template condensation of the amino‐azomethine (Ia) yields the condensation product (III).
ChemInform Abstract: Copper(I) Complexes with Unsaturated Nitrogen Ligands. Part 4. Synthesis and Structure of Copper(I) Monoazadiene Complexes.
Authors: STAMP L. , TOM DIECK H.
Published: May 2016

Monoazadienes (I) react with Cu(I) salts (II) or (V) to give complexes whose stoichiometry is dependent on the nature of the anion, the azadiene and the reaction conditions.
ChemInform Abstract: New Glucoside Conjugates and Other Cardenolide Glycosides from the Monarch Butterfly Reared on Asclepias fruticosa L.
Authors: CHEUNG H. T. A. , NELSON C. J. , WATSON T. R.
Published: May 2016

The cardenolide glycosides (Ia) (calactin), (Ib) (calotropin), (Ic) (calotoxin), (Id) (afroside), (IIIa) (gofruside), and (IIIb) (frugoside), the genin (IIa) (calotropagenin) as well as the novel glycosides (IIb) and (IIc) (the glucosides of calotropagenin or gomphogenin, resp.) are isolated from the title species.
ChemInform Abstract: Synthesis of Indolin‐2‐ones (Oxindoles) Related to Mitomycin A.
Authors: RAPHAEL R. A. , RAVENSCROFT P.
Published: May 2016

Oxindoles containing the functionality of the first two rings of the antibiotic mitomycin A (I) are synthesized.
ChemInform Abstract: A Concise Route to a Key Intermediate in the Total Syntheses of (+)‐Tirandamycic Acid and (‐)‐Tirandamycin A.
Authors: MARTIN S. F. , GLUCHOWSKI C. , CAMPBELL C. L. , CHAPMAN R. C.
Published: May 2016

The enantiomerically pure synthon (XI) is synthesized from the aldehyde (I) as shown.
ChemInform Abstract: XPS Determination of Dimensions of Metal Clusters on Supports
Authors: JUSKA T.
Published: May 2016

is performed for two types of Ag/Al2O3 catalysts, one containing vapour‐deposited Ag and the other Ag in a powder form.
ChemInform Abstract: A Novel Mechanism of Glycoside Anomerization.
Authors: BERVEN L. A. , DOLPHIN D. H. , WITHERS S. G.
Published: May 2016

From the rates of anomerization for several deoxy and deoxyfluoro derivatives of (I) (to probe the involvement of cationic or anionic intermediates) and deuterium kinetic isotope effects as well as a range of some further experiments it is deduced that the anomerization (Ia)/(Ib) (equilibrium mixture α:β = 80:20) with K2CO3 or dimethylsulfinyl anion involves a) attack of the nucleophil (Nuc‐) at the aromatic ring to give a colored Meisenheimer complex, b) break‐down of this complex to glucosyloxy anion + Nuc‐Ar (e.g.
ChemInform Abstract: EPR Study on the Interaction of Hexavalent Chromium with Glutathione or Cysteine: Production of Pentavalent Chromium and Its Stability.
Authors: KITAGAWA S. , SEKI H. , KAMETANI F. , SAKURAI H.
Published: May 2016

In order to elucidate the characteristics of Cr(V) production in the reaction of thiol compounds with Cr(VI), the pH dependency of this reduction is studied between pH 3.0 and 8.0 using glutathione and cysteine.
ChemInform Abstract: Hydroboration of Unsaturated Amines. Part 10. Hydroboration‐Halogenation of Allylphosphoramidates ‐ a Route to γ‐Halopropylphosphoramidates and γ‐Halogenated Amines.
Authors: BENMAAROUF‐KHALLAYOUN Z. , BABOULENE M. , SPEZIALE V. , LATTES A.
Published: May 2016

The triorganoboranes (III) are obtained from the allylic amides (I) and the borane complex (II).
ChemInform Abstract: A General Synthesis of α‐Fluorinated β‐Ketophosphonates as Precursors of α‐Fluorinated Enones. Application in the Pyrethroid Series.
Authors: COUTROT P. , GRISON C.
Published: May 2016

The phosphorylfluoroacetyl chloride (II) reacts with the organometallic agents (III) to form the α‐phosphoryl‐α‐fluoro ketones (IV), together with minor amounts of the defluorinated derivatives (V).
ChemInform Abstract: Regio‐ and Stereoselective Transformations of 3,3,5,5‐Tetramethylcyclohexane Derivatives: Oxygenations, Annulations and SN2′ Reactions.
Authors: HASEL W. , HOFFMANN H. M. R.
Published: May 2016

The diene (I), obtained from tetramethyllimonene, is used as starting material for oxygenation and annulation reactions.
ChemInform Abstract: Oxazolones. Part 3. Reaction of 5(4H)‐Oxazolones with Hydrazonoyl Halides: A New Synthesis of 5‐Pyrazolones.
Authors: CLERICI F. , DESTRO R. , ERBA E. , GELMI M. L. , POCAR D.
Published: May 2016

Reaction of the oxazolone (I) with the hydrazonoyl chlorides (II) in the presence of a phase‐transfer catalyst yields a mixture of the pyrazolones (III), the oxazoles (IV), and the bisimidazolones (V).
ChemInform Abstract: 1,3,4‐Thiadiazolo(3,2‐a)benzimidazoles and N‐Aminobenzimidazolones via Ring Transformations of 3‐(2‐Nitroaryl)‐1,3,4‐oxadiazol‐2(3H)‐ones.
Authors: PILGRAM K. H.
Published: May 2016

The nitroaryloxadiazolones (I) are cyclized with phosphorus pentasulfide (II) to give the fused thiadiazoles (III).
ChemInform Abstract: Synthesis of Some Methylfurochromones as Potential Photochemotherapeutic Agents.
Authors: RODIGHIERO P. , PASTORINI G. , CHILIN A. , MANZINI P. , GUIOTTO A.
Published: May 2016

The acetates (III) are rearranged upon treatment with AlCl3 to form the hydroxy ketones (IV) which are converted to the chromonyloxyacetic acids (VI).
ChemInform Abstract: Diastereoselective Synthesis of Hexahydro‐3H‐oxazolo(3,4‐a)pyridin‐3‐one Derivatives by Cyclization of α‐Acylaminoradical ‐ Olefin System.
Authors: KANO S. , YUASA Y. , ASAMI K. , SHIBUYA S.
Published: May 2016

The cinnamates (I) are coupled with the halides (II) and then reduced, forming the homoallylic alcohols (IV).
ChemInform Abstract: A Novel Synthetic Route to Phenyl‐Substituted Pyridines: Synthesis of (1)Benzopyrano(4,3‐b)pyridines, (1)Benzothiopyrano(4,3‐b)pyridines, and Pyrido(3,2‐b)(1,4)benzothiazines (1‐Azaphenothiazines).
Authors: TYNDALL D. V. , AL NAKIB T. , MEEGAN M. J.
Published: May 2016

The chalcones (II) undergo ring closure with malononitrile (III) upon treatment with piperidine in ethanol to yield the 2‐amino‐3‐cyano‐(4H)‐pyrans (I) whereas in the presence of sodium hydroxide in methanol (IV), the 2‐methoxy‐3‐cyanopyridines (V) are formed.
ChemInform Abstract: Novel Fused‐Ring 1,4‐Benzodiazepines: Synthesis of (1,4)Oxathiano‐(5,6‐b)(1,4)benzodiazepin‐2‐ones.
Authors: CHIMIRRI A. , GRASSO S. , ROMEO G. , ZAPPALA M.
Published: May 2016

Cyclocondensation reaction of the hydroxybenzodiazepinone (I) with the α‐mercapto acids (II) yields the oxathianones (III) which are methylated with methanol (IV), giving the N‐methyl derivatives (V).
ChemInform Abstract: Generation of Ester and Amide Derivatives of Metaphosphoric Acid by Photolysis of 2‐Oxa‐3‐phosphabicyclo(2.2.2)oct‐5‐ene Derivatives.
Authors: QUIN L. D. , PETE B. , SZEWCZYK J. , HUGHES A. N.
Published: May 2016

Photolysis cleavage of the oxaphosphabicycles (I) and (IX) mentioned in the title yields the phthalimide (II) and the instable metaphosphoric acid derivatives (III) or (X).
ChemInform Abstract: Coordination of Different Main Group Metals with a Special, Chelating Silazane.
Authors: VEITH M. , GOFFING F. , HUCH V.
Published: May 2016

The substitution of Li in the dilithium salt (I) of the cis‐isomer of the cyclic silazane (Si(Me)(NHtBu)‐N(tBu))2 leads to the metal complexes (IV), (VI), (VIII) and (XI).
ChemInform Abstract: The Preparation and Structure of Tris(bis(pyrazolyl)borato)indium(III).
Authors: NICHOLSON B. K. , THOMSON R. A. , WATTS F. D.
Published: May 2016

The title complex (III) crystallizes in the space group Pna21 with Z=4.
ChemInform Abstract: Intramolecular Additions of Allylsilanes in Triquinane Synthesis. Studies Directed Toward the Total Synthesis of (.+‐.)‐Hirsutene.
Authors: MAJETICH G. , DEFAUW J.
Published: May 2016

According to expectations based on molecular models, predicting that the epimer of (V) formed by equilibration will undergo intramolecular conjugate addition more quickly than (V) itself, the allylsilane is converted to the desired diastereomers (VI)/(VII) in the presence of Lewis acid catalysts.
ChemInform Abstract: An Improved Synthesis of β‐Keto Ester Units in Didemnins, Using 2,2′‐Carbonyl‐bis(3,5‐dioxo‐4‐methyl‐1,2,4‐oxadiazolidine).
Authors: JOUIN P. , PONCET J. , DUFOUR M.‐N. , MAUGRAS I. , PANTALONI A. , CASTRO B.
Published: May 2016

The acids (II) are activated by coupling with the carbonyl compound (I) mentioned in the title to form the oxadiazolidines (III) which react with the enolates, generated from the (thio)esters (IV), to give the β‐keto esters (V).
ChemInform Abstract: Electrophilic Additions to 3‐C‐((Methoxycarbonyl)methyl)‐3‐deoxy‐D‐ribofuranose Enolates: A Case of Unusually Efficient Non‐Chelate‐Enforced Chirality Transfer.
Authors: MULZER J. , STEFFEN U. , ZORN L. , SCHNEIDER C. , WEINHOLD E. , MUENCH W. + , RUDERT R. , LUGER P. , HARTL H.
Published: May 2016

LDA deprotonation of the ester (I) in THF or THF/HMPA yields the enolates (IIIa) and/or (IVa), as shown by quenching with Me3SiCl (II) to give the silyl ketene acetals (IIIb) and (IVb).
ChemInform Abstract: Dielectric Studies on HgCl2:2 KCl Crystals.
Authors: SASTRY S. S. , RAO V. V. , SATYANANDAM G. , RAJ T. F. S.
Published: May 2016

The dielectric permittivity and loss are measured as a function of frequency (102‐105 Hz) and temp. (304‐415 K), in two mutually perpendicular (X and Y) directions.
ChemInform Abstract: Role of Additives in the Thermal Decomposition of Ammonium Perchlorate and Evidence Supporting the Identification of Nitryl Perchlorate as the Essential Reaction Intermediate.
Authors: GALWEY A. K. , HERLEY P. J. , MOHAMED M. A.
Published: May 2016

Recently, NO2ClO4 (I) has been identified as the essential reaction intermediate in the thermal decomposition of ammonium perchlorate (II).
ChemInform Abstract: Kinetics of the Reaction of Gallium Arsenide with Molecular Chlorine
Authors: HA J. H. , OGRYZLO E. A. , POLYHRONOPOULOS S.
Published: May 2016

are studied because etching techniques are required for GaAs due to its increasing use in monolithic microwave integrated circuits and optoelectronic devices.
ChemInform Abstract: Catalytic Activity of Nonstoichiometric Niobium Oxide with Controlled Composition, NbO2.488‐2.500, for Butene Isomerization.
Authors: MURAKAMI Y. , WADA Y. , MORIKAWA A.
Published: May 2016

Control of the composition of catalyst is achieved by H2/H2O treatment at 873 K. The catalytic activity of NbOx for cis‐2‐butene isomerization has a maximum at x = 2.494.
ChemInform Abstract: Effect of Consecutive and Alternative Oxidation and Reduction Treatments on the Interactions Between Titania (Anatase and Rutile) and Copper
Authors: DEL ARCO M. , CABALLERO A. , MALET P. , RIVES V.
Published: May 2016

is studied by XRD, TEM, temp.‐programmed reduction, UV/VIS diffuse reflectance spectroscopy, and NO adsorption experiments at 77 K. It is shown that the nature of the support (anatase or rutile) controls the degree of dispersion, the reducibility of the cupric species, and, probably, the migration of copper species into the bulk of the support.
ChemInform Abstract: Magnetic Susceptibility Study of a Model Supported Ziegler‐Natta Catalyst: Evidence for Reduced Titanium Clusters.
Authors: BRANT P. , SPECA A. N. , JOHNSTON D. C.
Published: May 2016

Magnetic susceptibility data (4‐290 K) are reported for four supported catalysts of general formulation SiO2/xAMB/yTiCl4, where AMB is an alkylmagnesium butoxide reagent.
ChemInform Abstract: Fluoride Affinities of Perfluorobenzenes C6F5X. Meisenheimer Complexes in the Gas Phase and Solution.
Authors: DILLOW G. W. , KEBARLE P.
Published: May 2016

Measurements of gas‐phase fluoride transfer equilibria lead to ΔG° and ΔH° for the reaction F‐ + C6F5X = (F2C6F4X)‐ (X: F, H, CF3, Ac, CN, NO2).
ChemInform Abstract: Enzyme‐Catalyzed Hydrolysis of Chlorophenoxypropionates.
Authors: CHENEVERT R. , D'ASTOUS L.
Published: May 2016

α‐Chymotrypsin, lipase, and pig liver esterase have an R enantioselectivity whereas subtilisin has an S enantioselectivity.
ChemInform Abstract: Photochemical (2 + 2) Cycloadditions. Part 3. Addition of 4‐Substituted 2‐Cyclopentenones to Allene; Configuration Determination by Lanthanoid‐Induced Shift Studies.
Authors: STENSEN W. , SVENDSEN J. S. , HOFER O. , SYDNES L. K.
Published: May 2016

Photoaddition of the 4‐substituted 2‐cyclopentenones (I) to allene (II) gives mixtures of the head‐to‐head (III) (endo/exo ratio = 50:50‐63:37) and head‐to‐tail (IV) cycloadducts.
ChemInform Abstract: 7,7‐Dimethyltricyclo(3.3.0.02,8)octan‐3‐ones as Synthetic Intermediates. Part 1. Preparation and Cyclopropane Ring Opening of 7,7‐Dimethyl‐5‐(2‐propenyl)tricyclo(3.3.0.02,8)octan‐3‐one.
Authors: IMANISHI T. , YAMASHITA M. , MATSUI M. , NINBARI F. , TANAKA T. , IWATA C.
Published: May 2016

The dimethylcyclopentenone (I) is transformed into the diazoketone (IX) which is cyclized on treatment with cupric sulfate, giving the tricyclooctanone (X).
ChemInform Abstract: Tandem Michael Addition/Enolate‐Accelerated Cope Rearrangements.
Authors: MAJETICH G. , HULL K.
Published: May 2016

The Cope rearrangement of the silyldienone (I) is induced by desilylating conditions to give the vinylcyclobutane (II).
ChemInform Abstract: Oxygenation of Hexafluorobenzene by Superoxide Ion.
Authors: SUGIMOTO H. , MATSUMOTO S. , SAWYER D. T. , KANOFSKY J. R. , CHOWDHURY A. K. , WILKINS C. L.
Published: May 2016

Reactions of O·‐ 2 with some fluorobenzenes in DMF are reported (kinetics, mechanism).
ChemInform Abstract: Selective Cleavage of Aromatic Rings by Ozonolysis. Part 1. Application to o‐Dimethoxybenzene Derivatives.
Authors: ISOBE K. , MOHRI K. , TOKORO K. , FUKUSHIMA C. , HIGUCHI F. , TAGA J. , TSUDA Y.
Published: May 2016

Ozonolysis of 3,4‐dimethoxybenzyl alcohol (I) or 3,4‐dimethoxytoluene (III) gives the dihydropyrone (II) or dimethyl Z,Z‐2,4‐hexadienedioate (IV).
ChemInform Abstract: Oxidation of Alkynes into Conjugated Acetylenic Ketones with tert‐Butyl Hydroperoxide Catalyzed by Chromium(VI) Oxide.
Authors: MUZART J. , PIVA O.
Published: May 2016

The propynes (I) are oxidized with tert‐butyl hydroperoxide in the presence of CrO3 as a catalyst to form the alkynyl ketones (II).
ChemInform Abstract: Thermal Decomposition of β‐Phenyl‐ and β,β‐Diphenylnitroalkanes.
Authors: FRITZSCHE K. , BECKHAUS H.‐D. , RUECHARDT C. +
Published: May 2016

The nitroalkanes (I) release nitrous acid upon heating above 200°C in mesitylene to give the olefins (II).
ChemInform Abstract: Polysulfonylethenes. Part 4. Reaction of E‐1,2‐Di(organylsulfonyl)‐1,2‐dichloroethenes with Amines.
Authors: DONTSOVA N. E. , PETUKHOVA N. P. , PRILEZHAEVA E. N. , BOGDANOV V. S.
Published: May 2016

The disulfonyldichloroethenes (I) are coupled with the primary aromatic amines (II) to give the ketene N,N‐acetals (III).
ChemInform Abstract: New Synthesis of N‐Alkyl 2,2‐Dialkylcyclopropylamines via α‐Chloro Imines.
Authors: DE KIMPE N. , BRUNET P. , VERHE R. , SCHAMP N.
Published: May 2016

Intramolecular alkylation reaction of the α‐chloro imines (I) in the presence of sodium methoxide (II) yields the aminomethoxycyclopropanes (III) which are reduced with lithium alanate, forming the aminocyclopropanes (IV).
ChemInform Abstract: Enantioface Differentiating Additions of Protected Hexoses to Prochiral Ketenes: Synthesis of Optically Active α‐Arylpropanoic Acids.
Authors: BELLUCCI G. , BERTI G. , BIANCHINI R. , VECCHIANI S.
Published: May 2016

The use of protected hexose derivatives, e.g. (II) or (VII), as chiral auxiliaries for the diastereoselective addition to the ketenes (e.g.
ChemInform Abstract: Acid Catalyzed Oxygen Transfer from an Oxaziridine to a Thioether.
Authors: HANQUET G. , LUSINCHI X. , MILLIET P.
Published: May 2016

The oxaziridine (II) reacts with sulfides such as (III) in the presence of trifluoroacetic acid to give the sulfoxides (IV).
ChemInform Abstract: Competitive Cyclopropanation and Cross‐Metathesis Reactions of Alkenes Catalyzed by Diruthenium Tetrakiscarboxylates.
Authors: NOELS A. F. , DEMONCEAU A. , CARLIER E. , HUBERT A. J. , MARQUEZ‐SILVA R.‐L. , SANCHEZ‐DELGADO R. A.
Published: May 2016

A mixture of norbornene (I) and styrene (II) is treated with the diazoester (III) in the presence of diruthenium tetraacetate to yield the usual cyclopropanation products (IV) and (V), together with the cis‐divinylcyclopentanes (VI) and (VII).
ChemInform Abstract: Synthesis of (Bicycloalkyl)acetic Acid Derivatives by a Twofold Nucleophilic Substitution at a Cyclopropane.
Authors: STAMM T. , VILSMAIER E. , MAAS G. , ANDERS E.
Published: May 2016

The morpholino moiety in the Meldrum's acid derivatives (III) can be replaced by hydride or cyanide to give the products (IV) or (IX), respectively.
ChemInform Abstract: Reductive Transformation. Part 11. Stereoselective Cycloanellation and Bridging of the Cyclooctatetraene Dianion.
Authors: KRUMMEL G. , MUELLEN K. +
Published: May 2016

Cyclooctatetraene (I) is converted to the dianion (II) which reacts with dihalides to form various polycyclic systems.
ChemInform Abstract: Evidence for Rhenaphenanthrene Formation and Its Conversion to Fluorenone.
Authors: MIKE C. A. , FEREDE R. , ALLISON N. T.
Published: May 2016

The reaction of the biphenyl (I) with the rhenium compounds (II) and (IV) leads to the formation of fluorenone (III).
ChemInform Abstract: Synthesis of 7,8‐Dicyano(2,3:5,6‐dibenzo)bicyclo(2.2.2)octa‐2,5,7‐triene.
Authors: KOPRANENKOV V. N. , GONCHAROVA L. S. , LUK'YANETS E. A.
Published: May 2016

The title compound (III) is prepared by diene synthesis from anthracene (I) and the dinitrile (II).
ChemInform Abstract: Reaction of 4‐Phenyl‐1,2,4‐triazoline‐3,5‐dione with Substituted Indenes.
Authors: SMOUNOU I. , ORFANOPOULOS M. , FOOTE C. S.
Published: May 2016

Reaction of the 1‐methylindenes (I) with the triazolinedione (II) mentioned in the title yields the cycloadducts (III) and the coupling products (IV); the ratio depends on the reaction temperature.
ChemInform Abstract: The First General Synthetic Approach to Alkylidenemalonaldehydes.
Authors: ARNOLD Z. , KRYSHTAL G. V. , KRAL V. , DVORAK D. , YANOVSKAYA L. A.
Published: May 2016

Dimethylaminomethylenemalonaldehyde (I) reacts with the Grignard compounds (II) to give the adducts (III) which are hydrolyzed, forming the alkylidenemalonaldehydes (IV).
ChemInform Abstract: A New Class of Chelating Agents.
Authors: MARSHALL L. , PARRIS K. , REBEK J. JUN. , LUIS S. V. , BURGUETE M. I.
Published: May 2016

The high lipophilicity of (III) (no yields given) permits extraction of Ca2+ or Mg2+ from aqueous phases.
ChemInform Abstract: Carbon‐Hydrogen Bond Activation by a Nickel Complex for the Catalytic Formation of Dienyne Systems.
Authors: ISHIKAWA M. , OSHITA J. , ITO Y. , MINATO A.
Published: May 2016

Reaction of the silylacetylenes (I) with tolan (II) in the presence of a Ni(0) catalyst gives the dienynes (III) and the enynes (IV) and (Vb).
ChemInform Abstract: Chemistry of Organosilicon Compounds. Part 240. Pentacoordinate Allylsilicates: Characterization and Highly Stereoselective Reaction with Aldehydes.
Authors: KIRA M. , SATO K. , SAKURAI H.
Published: May 2016

Reaction of the trichlorosilanes (I) with aromatic aldehydes such as (III) to give the homoallyl alcohols (IV) proceeds in a regiospecific and highly diastereoselective manner, when the allylsilicates (V) prepared from (I) and (II) are used as reactive species.
ChemInform Abstract: Synthesis and X‐Ray Structure of a Symmetrical Bis(η5‐dicarbollide)aluminum Sandwich.
Authors: BANDMAN M. A. , KNOBLER C. B. , HAWTHORNE M. F.
Published: May 2016

The slightly moisture sensitive title compound (III) can also be obtained in the reaction with other organoaluminum compounds instead of (II).
ChemInform Abstract: Titanium(III) Tetrahydroborates. Preparation and Crystal Structure of Ti(BH4)3(PMe3)2 Containing an Unusual Ti...H...B Agostic Interaction.
Authors: JENSEN J. A. , WILSON S. R. , GIROLAMI G. S.
Published: May 2016

The reaction of trialkylphosphines (IV) with Ti(BH4)3(Et2O), prepared in situ from TiCl4 (I) and LiBH4 (II) in ether (III), gives the complexes (V).
ChemInform Abstract: 1‐Trimethylstannylphospholes as Precursors of η5‐Phospholyl Complexes. Synthesis of (η5‐Phospholyl)trichlorotitanium(IV) Complexes.
Authors: NIEF F. , MATHEY F.
Published: May 2016

Lithiation of the 1‐phenylphospholes (I) and consecutive treatment of the lithium phospholides (III) with aluminum trichloride and trimethylchlorostannane (IV) yield the 1‐trimethylstannylphospholes (V).
ChemInform Abstract: Synthesis and Structure of a Phosphagermirene.
Authors: COWLEY A. H. , HALL S. W. , NUNN C. M. , POWER J. M.
Published: May 2016

Cycloaddition reaction of the tert‐butylphosphaacetylene (I) with the germylene (II) gives the phosphagermirene (III).
ChemInform Abstract: Kinetics and Mechanism of the Outer‐Sphere Electron‐Transfer‐Induced Formation of cis‐Dioxovanadium(V) Species from Vanadyl(IV) Complexes. Crystal Structures of (VO(TCDA))·H2O and (VO2(TCDAH))·2 H2O (TCDA: 1,4,7‐Triazacyclononane‐N,N′‐diacetate).
Authors: NEVES A. , WALZ W. , WIEGHARDT K. , NUBER B. , WEISS J.
Published: May 2016

The synthesis of the potentially pentadentate ligands and their V(IV) complexes (V) is described.
ChemInform Abstract: Reactions of Molybdate with Dithiothreitol. Structure of (TEA)2(Mo2O5dtt).
Authors: BURGMAYER S. J. N. , STIEFEL E. I.
Published: May 2016

The title reaction yields two distinct products depending on the reaction conditions.
ChemInform Abstract: Chemistry of a High‐Oxidation‐Level Manganese Porphyrin in Aqueous Solution.
Authors: SPREER L. O. , LEONE A. , MALIYACKEL A. C. , OTVOS J. W. , CALVIN M.
Published: May 2016

The Mn(III) complex (I) as its chloride salt, as well as other water‐soluble Mn(III) porphyrins, undergo facile one‐electron electrochemical or chemical oxidation in alkaline solution.
ChemInform Abstract: Facile Rearrangement and Electron Transfer of 19‐Electron Radicals from the Reduction of the Bischelated Manganese Carbonyl Cation Mn(CO)2(PPh2(CH2)2PPh2)+ 2.
Authors: KUCHYNKA D. J. , KOCHI J. K.
Published: May 2016

The preparative‐scale electroreduction of the salt (I) leads to the anion (II) and the hydride (III) (IR).
ChemInform Abstract: Inter‐ and Intramolecular Excited‐State Interactions of Surfactant‐Active Rhenium(I) Photosensitizers.
Authors: REITZ G. A. , DEMAS J. N. , DEGRAFF B. A. , STEPHENS E. M.
Published: May 2016

The excited‐state properties of the Re(I) sensitizers (I) are studied in detail.
ChemInform Abstract: Synthesis of New Chiral Ferrocenyl Amine Sulfide Complexes and Their Applications as Asymmetric Catalysts. The Structure of (R,S)‐C5H5FeC5H3(CHMeNMe2) (SCH3) (PdCl2).
Authors: OKOROAFOR M. O. , WARD D. L. , BRUBAKER C. H. JUN.
Published: May 2016

The chiral ferrocenyl sulfide ligands (V) are prepared by initial lithiation of the resolved amine (R)‐(I) in a highly stereospecific manner, followed in situ by treatment of the major diastereomer (R,R)‐(III) with the disulfides (IV).
ChemInform Abstract: Steric Contributions to the Thermodynamics of Electon Transfer in Cobalt(III) Hexaamine Complexes.
Authors: HAMBLEY T. W.
Published: May 2016

Differences in the change in strain energy on reduction of the Co(III) complexes (I)‐(IV) result from the different abilities of ligands to accommodate the change in Co‐N bond lengths that occurs concomitant with reduction.
ChemInform Abstract: Functionally Substituted Arylcopper Compounds: Synthesis, Structure, and Reactivity of (2‐(2‐Oxazolinyl)aryl)copper(I) Species.
Authors: WEHMAN E. , VAN KOTEN G. , JASTRZEBSKI J. T. B. H. , ROTTEVEEL M. A. , STAM C. H.
Published: May 2016

Depending on the order of addition of the reactants either the pure arylcopper(I) compounds (III) or a mixture of (III) and CuBr adducts (IV) are obtained.
ChemInform Abstract: Protonation of Cobalt, Rhodium, and Iridium Hydrides with Fluorocarbon Acids. Synthesis, Reactivity, and Dynamic Properties of (Ph3P)3Rh+ and Its Derivatives.
Authors: SIEDLE A. R. , NEWMARK R. A. , HOWELLS R. D.
Published: May 2016

Protonation of a variety of Co, Ir, and Rh hydrides with the fluorocarbon acids CH2(SO2CF3)2 (II), Ph‐CH(SO2CF3)2, CH2(SO2C8H17)2, and C8F17SO3H is reported.
ChemInform Abstract: The Origin of the Directing Effect in H2 Addition to Square‐Planar d8 Complexes.
Authors: BURK M. J. , MCGRATH M. P. , WHEELER R. , CRABTREE R. H.
Published: May 2016

H2 adds to the Vaska type complexes (I) to give oxidative addition products in which the H2 is added parallel to the X‐Ir‐CO axis.
ChemInform Abstract: Bonding Mode Variations in Palladium(II) and Platinum(II) Azaphosphole Complexes: Identification by 1H, 31P, and 195Pt NMR of N‐ and P‐Coordination, Pt‐Cl Addition to P, and Dimerization.
Authors: KRAAIJKAMP J. G. , GROVE D. M. , VAN KOTEN G. , SCHMIDPETER A.
Published: May 2016

The reactions of the azaphosphole ligands (I)‐(III) with halo‐bridged Pt and Pd dimers are investigated.
ChemInform Abstract: Diastereofacialselectivity in Intramolecular Pauson‐Khand Cycloaddition: Highly Stereoselective Synthesis of Pentalenene.
Authors: SCHORE N. E. , ROWLEY E. G.
Published: May 2016

Intramolecular Pauson‐Khand cyclization of the enyne (VII) yields a mixture of enones the reduction of which affords the desired saturated ketone (IX) as main product.
ChemInform Abstract: Preparation of 2,6‐Dioxabicyclo(3.3.0)octane‐3,7‐dione and Its Application to the Synthesis of (.+‐.)‐Eldanolide.
Authors: HIZUKA M. , HAYASHI N. , KAMASHITA T. , SUEMUNE H. , SAKAI K.
Published: May 2016

Treatment of the silver salt of trans‐3‐hexenedioic acid (I) with iodine results in cyclization, giving the bislactone (II).
ChemInform Abstract: Transformed Steroids. Part 167. Reactions of Ethoxycarbonylhydrazinium Thiocyanate with 16α,17α‐Epoxy and 16α,17α‐Epiminoketosteroids and Their 20,20‐Dimethyl Acetals.
Authors: KAMERNITSKII A. V. , TURUTA A. M. , FADEEVA T. M.
Published: May 2016

Ethoxycarbonylhydrazinium thiocyanate (III), prepared from ethoxycarbonylhydrazine (I) and thiocyanic acid (II), reacts with the epoxypregnenediolones (IVa) and (VIIa) or the epimino derivative (IVb) to give the compounds (V), (VI), and (VIII).
ChemInform Abstract: Reaction of Thallium(I) Tungstate with Tungsten Trioxide.
Authors: ARKHINCHEEVA S. I. , BAZAROVA ZH. G. , MOKHOSOEV M. V. , MUNKUEVA S. D.
Published: May 2016

The solid‐phase reactions between Tl2WO4 and WO3 are investigated by XRD and DTA.
ChemInform Abstract: Synthesis and Properties of Manganese(II) Perchlorate.
Authors: NIKITINA Z. K. , KRIVTSOV N. V. , CHUPRAKOV YU. V. , ROSOLOVSKII V. YA.
Published: May 2016

Anhydrous Mn(ClO4)2 is prepared by a novel method.
ChemInform Abstract: The trans‐Effect in the Monomeric Dioxygen Adduct of the Dipyrido(14)annulene‐Cobalt(II) Complex.
Authors: SAKATA K. , HAYASHIDA Y. , HASHIMOTO M.
Published: May 2016

In order to observe the effect of various changes in the basicity of the axial base ligand, the pyridines 4‐cyanopyridine, Py, 4‐methyl‐, 2‐methyl‐ and 4‐aminopyridine as an axial base are used for the ESR investigation of the monomeric dioxygen adduct of the complex (I).
ChemInform Abstract: Pyridine Ylide Formation by Capture of Phenylchlorocarbene and tert.‐Butylchlorocarbene. Reaction Rates of an Alkylchlorocarbene by Laser Flash Photolysis.
Authors: JACKSON J. E. , SOUNDARARAJAN N. , PLATZ M. S. , LIU M. T. H.
Published: May 2016

Chlorocarbenes (II) react with pyridine (III) to give ylides (IV) which serve as ideal kinetic probes of carbene dynamics because they are intensely absorbant (480 and 376 nm, resp.) and long lived (τ > 100 μs and ca. 5 μs, respectively).
ChemInform Abstract: Trapping of Trifluoromethyl Radical with Enol Acetate and in situ Generated Enol.
Authors: UNEYAMA K. , UEDA K.
Published: May 2016

The trifluoromethyl radical (II), generated from trifluoroacetic acid (I) by electrolysis, reacts with the enol acetates (III), yielding the trifluoromethylated 1,3‐dicarbonyl compounds (IV).
ChemInform Abstract: Reactions of Organic Anions. Part 149. Reactions of gem‐Dichlorocyclopropanes Containing an Electron‐Withdrawing Substitutent with Organic Anions Generated by Phase‐Transfer Catalysis.
Authors: FEDORYNSKI M. , DYBOWSKA A. , JONCZYK A.
Published: May 2016

The gem‐dichlorocyclopropanes (I) containing a carboxylic or a sulfonyl group react with phenylacetonitrile derivatives, phenol, or thiophenol (II) under phase‐transfer conditions, yielding the substituted cyclopropanes (III).
ChemInform Abstract: A New Effective and Convenient Route to Fluorinated Nitrogen Heterocyclic Compounds by the Use of Enol Phosphates Derived from F‐Alkyl Ketones.
Authors: ISHIHARA T. , OKADA Y. , KUROBOSHI M. , SHINOZAKI T. , ANDO T.
Published: May 2016

The fluoroalkyl ketones (I) form the enol phosphates (III) upon reaction with sodium diethyl phosphite (II).
ChemInform Abstract: The Synthesis of Substituted 1,2,3‐Benzotriazin‐4(3H)‐one N2‐Oxides and Heteroannulated 1,2,3‐Triazin‐4(3H)‐one N2‐Oxides.
Authors: MITSCHKER A. , WEDEMEYER K.
Published: May 2016

Nitration of the 2‐aminobenzonitriles (I) yields the benzotriazin‐4‐one N‐oxides (III) via intermediate nitramines.
ChemInform Abstract: Reactions of Phosphorus Acid Ethylenimides with Halocarboxylic Acids.
Authors: GUBANOVA G. S. , ZHELONKINA L. A. , NIKONOROVA L. K. , GRECHKIN N. P.
Published: May 2016

The ethylenimidophosphates (I) react with the halocarboxylic acids (II) under ring opening to give the amidophosphates (III).
ChemInform Abstract: Reactions of Vanadocene with Aliphatic Halides.
Authors: SUSTMANN R. , KOPP G.
Published: May 2016

Vanadocene (I) reacts with methyl bromide or iodide (II) to form the bromo(methyl)vanadocene (IIIa) (dark‐green) or the iodo(methyl)vanadocene (IIIb) (blue‐green).
ChemInform Abstract: Synthesis and Catalysis of Novel Mono‐ and Bis(diene) Complexes of Niobium and X‐Ray Structures of Binuclear (Nb(μ‐Cl)(C5H5)(s‐cis‐butadiene))2 and Mononuclear Nb(C5H5)(s‐cis‐2,3‐dimethylbutadiene)2.
Authors: OKAMOTO T. , YASUDA H. , NAKAMURA A. , KAI Y. , KANEHISA N. , KASAI N.
Published: May 2016

The 1:1 reaction of (I) with Mg reagents (II) gives the monomeric s‐cis‐diene complexes (III).
ChemInform Abstract: Synthesis and Magnetic and Structural Characterization of the Binuclear Complex Di‐μ‐hydroxobis((tris(2‐pyridylmethyl)amine)chromium(III)) Perchlorate Tetrahydrate, ((tpa)CrOH)2(ClO4)4·4 H2O.
Authors: HODGSON D. J. , ZIETLOW M. H. , PEDERSEN E. , TOFTLUND H.
Published: May 2016

The title complex (I) is prepared from tris(2‐pyridylmethyl)amine triperchlorate, chromium(III) nitrate and LiOH in water (reflux, pH < 4).
ChemInform Abstract: Synthesis of Optically Pure Tricarbonyliron Complexes of 5,6‐Dimethylidenebicyclo(2.2.2)oct‐2‐yl Derivatives. Crystal Structure and Absolute Configuration of (+)‐Tricarbonyl((1S,2S,4R,5R,6S)‐C,5,6,C‐η‐(5,6‐dimethylidenebicyclo(2.2.2)# oct‐2‐yl p‐Bromobenzoate))iron.
Authors: CARRUPT P.‐A. , BERCHIER F. , VOGEL P. , PINKERTON A. A. , SCHWARZENBACH D.
Published: May 2016

The treatment of (I) with Fe2(CO)9 (II) yields a mixture of (III) and (IV).
ChemInform Abstract: Synthesis of Orelline.
Authors: HASSEBERG H.‐A. , GERLACH H.
Published: May 2016

The title compound (III) is synthesized by 2 pathways starting from the bromide (I) via the intermediate (II).
ChemInform Abstract: Isothermal Crystallization of Glassy NiP Alloys.
Authors: PITTERMANN U. , RIPPER S. , WEIL K. G.
Published: May 2016

Thin films of NiP are electrochemically deposited on Cu substrates.
ChemInform Abstract: Crystal Chemistry of Mn3ZnNb2O9 (I) and MnZn2Nb2O8 (II).
Authors: ROHWEDER U. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

(I) crystallizes in space group P3c1, Z=2, and is isotypic with Mn2Zn2Nb2O9.
ChemInform Abstract: Spin Reorientation in Nd2Fe14C.
Authors: DENISSEN C. J. M. , DE MOOIJ B. D. , BUSCHOW K. H. J.
Published: May 2016

The magnetic behavior and the temp. dependence of the 57Fe hyperfine interaction of the title compound are studied by magnetic measurements and 57Fe Moessbauer spectroscopy at temp. in the range 20‐300 K. The tetragonal compound Nd2Fe14C is ferromagnetic with a Curie temp. of 535 K. At ∼ 140 K, a spin reorientation occurs; the corresponding easy magnetization direction deviates from that at room temperature.
ChemInform Abstract: Static Magnetic and EPR Studies of Iron in the β‐Rhombohedral Boron Structure.
Authors: TSISKARISHVILI G. P. , LUNDSTROEM T. + , LUNDGREN L. , TSAGAREISHVILI G. V. , TSAGAREISHVILI O. A. , TAVADZE F. N.
Published: May 2016

The magnetic properties of Fe atoms and their distribution in Fe‐B solid solutions are studied in the temp. range 3.6‐300 K. At low Fe content, iron atoms occupy the A holes of the β‐rhombohedral structure.
ChemInform Abstract: In5Br7, the Second Mixed‐Valence In(I)‐In(II) Bromide: In(I)3(In(II)2Br6)Br. With an Appendix on a Structure Refinement of InBr3.
Authors: STAFFEL T. , MEYER G.
Published: May 2016

Single crystals of In5Br7 are grown by sublimation (190 → 100 °C, anhydrous conditions, 20% yield) of a raw product obtained by synproportionation of InBr3 and In (molar ratio 7:8, 300 °C, 5 d, argon).
ChemInform Abstract: Oxynitridation of Titanium Under Low Pressures of Dry Air at High Temperatures
Authors: GUILLOU A. , DEBUIGNE J.
Published: May 2016

(0.4‐66 Pa, 950‐1050 °C).
ChemInform Abstract: Preparation and Properties of the System Cr2‐xRhxO3(2 ≥ x ≥ 0).
Authors: ZHANG Y. C. , KERSHAW R. , DWIGHT K. , WOLD A.
Published: May 2016

Samples of the title system are prepared by thermal codecomposition of Cr(NO3)3·9 H2O and Rh(NO3)3·2 H2O (400 °C, 24 h; 1000 °C, 48 h).
ChemInform Abstract: Addition of Diphenyldiazomethane to Unsubstituted and Chloro‐Substituted 1,4‐Benzoquinones. Effects of Chloro Substituents on the Addition Modes.
Authors: OSHIMA T. , NAGAI T.
Published: May 2016

The reaction of the differently chloro‐substituted 1,4‐benzoquinones (I) or (VII) with diphenyldiazomethane (II) leads to two sorts of products: (III)‐(V) and (IX), (X) arise from addition of (II) to the C=C double bonds of (I) or (VII) in the first reaction step, whereas (VI) and (XI) result from addition to the C=O double bond.
ChemInform Abstract: Reaction of the Dimethylsulfide‐Sulfur Trioxide Complex with Dienes.
Authors: POPKOVA T. V. , SHASTIN A. V. , BALENKOVA E. S.
Published: May 2016

The reaction between the complex (II), formed from Me2S and SO3, and the buta‐1,3‐dienes (I) proceeds via conjugate 1,4‐addition of Me2S+ and SO3‐ to give the E configurated adducts (III).
ChemInform Abstract: Syntheses and Tandem Diels‐Alder Reactivities of 7,7‐Diphenyl(2.2.1)hericene (= 7‐(Diphenylmethylidene)‐2,3,5,6‐tetramethylidenebicyclo(2.2.1)heptane) and 7‐Oxa(2.2.1)hericene (= 2,3,5,6‐Tetramethylidenebicyclo(2.2.1)heptan‐7‐one).
Authors: RUBELLO A. , VOGEL P.
Published: May 2016

The rate constants k1 and k2 of the two successive Diels‐Alder additions of the tetranitrile (VI) to the title compounds (V) and (XII) are evaluated.
ChemInform Abstract: Carbenoid Additions to 1,5‐Cyclooctadiene and Cyclooctatetraene and Intramolecular Reactions of Substituted Bicyclo(6.1.0)non‐4‐enes.
Authors: DEHMLOW E. V. , BIRKHAHN M.
Published: May 2016

Reactions of cyclooctadiene (I) with the diazoesters (II) or (VIII) yield the adducts (III) or (IXa) + (IXb).
ChemInform Abstract: Para‐Alkylsubstituted Phenylcyclopropanes in the Reaction with Dinitrogen Tetroxide.
Authors: SMIRNOVA M. M. , GEIDERIKH A. V. , MOCHALOV S. S. , SHABAROV YU. S.
Published: May 2016

The reaction between N2O4 (II) and phenylcyclopropane (Ia) and its p‐alkylsubstituted derivatives (Ib) proceeds at ‐30 °C regiospecifically at the cyclopropyl moiety.
ChemInform Abstract: Photochemistry of Electron‐Rich 1,3‐Distyrylbenzenes.
Authors: NOLLER K. , KOSTEYN F. , MEIER H.
Published: May 2016

The distyrylbenzenes (III), (VIII), (IX), which are available by reaction of dimethylbenzenes such as (I) and aniles such as (II), are subjected to oxidative photocyclization.
ChemInform Abstract: Selective Functionalization. Part 10. Nitration of Phenols by Pyridine Derivatives Carrying a Transferable Nitro Group.
Authors: PERVEZ H. , ONYIRIUKA S. O. , REES L. , ROONEY J. R. , SUCKLING C. J.
Published: May 2016

Pyridinium salts bearing carboxylate side chains, e.g. (I), or pyridones, e.g. (VII), are shown to react with the nitronium salt (II) or the less expensive nitrogen dioxide ((VIII)/(IX), generated by heating Pb nitrate) to yield activated intermediates such as (III), (X) which are capable of selectively nitrating phenol (IV) ortho to the hydroxyl group (→ (V)).
ChemInform Abstract: New Method of Synthesizing 7‐(2‐Hydroxy‐5‐oxo‐1‐cyclopentenyl)heptanoic Acid and Related Compounds.
Authors: NAORA H. , OHNUKI T. , NAKAMURA A.
Published: May 2016

The title compound (V) as a useful prostanoid synthon is prepared from cyclooctanone (I) in two steps.
ChemInform Abstract: Synthesis and Reactions of 2‐Arylhydrazinotropones. Part 1. Preparation of 2‐(2‐Arylhydrazino)tropones and the 4‐Substituted Derivatives.
Authors: NOZOE T. , IMAFUKU K. , YIN B.‐Z. , HONDA M. , GOTO Y. , HARA Y. , ANDOH T. , YAMAMOTO H.
Published: May 2016

A variety of 2‐(2‐arylhydrazino)tropones such as (III) is prepared by reaction of the tosyloxytropones (I) with the hydrazines (II).
ChemInform Abstract: Formation of Tetraphenylhydrazine from Ph2NYbI.
Authors: GARBAR A. V. , RYBAKOVA L. F. , PETROV E. S.
Published: May 2016

The aminoytterbium iodide (I) does not react with carbonyl compounds but decomposes in situ to give tetraphenylhydrazine (II).
ChemInform Abstract: Aryne Cycloaddition to the Aromatic Ring of Mesitylmagnesium Bromide. An Anion‐Assisted Diels‐Alder Reaction?
Authors: HART H. , DU C.‐J. F. , MOHEBALIAN J.
Published: May 2016

Aryne cycloaddition of hexabromobenzene (I) to mesitylmagnesium bromide (II) leads, after quenching with water, to the formation of the diaryne adduct (III).
ChemInform Abstract: Reaction of Glyoxal with Acetoacetic Esters: Formation of Furo(3,2‐b)furan Derivatives.
Authors: BENSON E. R. , NEWLANDS M. J. , GREGORY B. , CHARLAND J.‐P. , GABE E. J.
Published: May 2016

Reaction of glyoxal hydrate (II) with the acetoacetic acid esters (I) yields the furo(3,2‐b)furan derivatives (III).
ChemInform Abstract: Acid‐Catalyzed Isomerization of Z‐α‐Phenylcinnamic Acids and Their Conversion to Isomeric Isoaurones.
Authors: GADRE S. Y. , MARATHE K. G.
Published: May 2016

The Z‐configurated phenylcinnamic acids (II) are prepared by dehydration of the benzylmandelic acids (I).
ChemInform Abstract: Ene Diimidazoles: Ligands for Biomimetic Chemistry.
Authors: TRAYLOR T. G. , HILL K. W. , TIAN Z.‐Q. , RHEINGOLD A. L. , PEISACH J. , MCCRACKEN J.
Published: May 2016

The ligands (I)‐(III) are prepared in the search for Cu complexes with a geometry with several imidazole rings at fixed relative positions (space group for the complex of (II) with Cu(ClO4)2·4 H2O: C2/m, Z=2).
ChemInform Abstract: Enamino Diesters and Monoesters with a Semicyclic C=C Bond of the Pyrrolidine and Imidazolidine Series.
Authors: DANNHARDT G. , LAUFER S. , ZIEREIS K.
Published: May 2016

Metallation of the heterocycles (I) and subsequent reaction with the cyano ester (II) yield the diesters (III) which are decarboxylated to give (IV).
ChemInform Abstract: Synthesis and Spectral‐Luminescent Properties of Derivatives of 4‐(5‐Aryl‐2‐oxazolyl)benzenesulfonic Acids.
Authors: KRASOVITSKII B. M. , SHERSHUKOV V. M. , FEDYUNYAEVA I. A. , DISTANOVA T. A. , SHAKHNOVICH A. L.
Published: May 2016

The title compounds (IV), (VI) and (VIII) are prepared as depicted in the scheme.
ChemInform Abstract: Reactions of Phosphorus(III) Thioacid Esters with Aldehydes and Ketones.
Authors: AL'FONSOV V. A. , NIZAMOV I. S. , KATSYUBA S. A. , BATYEVA E. S. , PUDOVIK A. N.
Published: May 2016

The trithiophosphites (I) react with the carbonyl compounds (II) at 125 ‐ 130°C or in the presence of hydrogen chloride at room temperature to give the dithiophosphonates (III), the trithiophosphates (IV), and the S,S‐acetals (V).
ChemInform Abstract: Preparation, Structures, and Electrochemistry of Tetranuclear Sulfido Clusters Cp2M2M′2S2‐4 (M: Mo, W; M′: Fe, Co, Ni).
Authors: CURTIS M. D. , WILLIAMS P. D. , BUTLER W. M.
Published: May 2016

The reactivity of the Mo≡Mo triple bond toward electrophilic S‐S bonds is used for a new method of cluster assembly.
ChemInform Abstract: Synthesis of the Phosphorus‐Carbon Double Bond by Reaction Between Pentacarbonylchromium or ‐tungsten Complexes of Phosphinidenes and Carbenes. Application to the Synthesis of the 1,2‐Dihydrophosphete Ring.
Authors: NGOC HOA TRAN HUY NGOC HOA TRAN HUY , RICARD L. , MATHEY F.
Published: May 2016

The condensation of a carbene complex of the type R1R2C=M(CO)5 such as (II), (IV), and (VI) with a transient terminal phosphinidene complex of the type R‐P=M(CO)5 (M: Cr, W), obtained by decomposition of 7‐phosphanorbornadiene complexes e.g. (I), primarily yields a phosphaalkene complex e.g. (III) and (V) which, in some cases, dimerizes producing 1,2‐diphosphetane complexes e.g. (VII).
ChemInform Abstract: Oxidative Addition to Tetracoordinated Iron Fragments.
Authors: BIRK R. , BERKE H. , HUTTNER G. , ZSOLNAI L.
Published: May 2016

The reactions of the μ2‐dinitrogen complexes (III) with alkyl iodides (IV) yield the η2‐acyl complexes (VI) by oxidative addition.
ChemInform Abstract: Synthesis of Bis(2‐(dimethylarsino)ethyl)amine (DAEA) and Its Complexation with Rh(I) and Pd(II).
Authors: JAOUHARI R. , EDWARDS P. G.
Published: May 2016

The title ligand (III) is prepared according to the scheme.
ChemInform Abstract: trans‐Bis(5‐methoxy‐1‐3‐η3‐cyclohexenyl)palladium Complexes by Palladium(II)‐Promoted Addition of Methanol to 1,4‐Cyclohexadienes. Synthesis of Methyl trans‐5‐Methoxy‐2‐cyclohexene‐1‐carboxylates by Subsequent Methoxycarbonylation.
Authors: SOEDERBERG B. C. + , AAKERMARK B. , HALL S. S.
Published: May 2016

1,4‐Cyclohexadienes such as (I) react with bis(acetonitrile)palladium dichloride (II) in methanol (III) in the presence of cupric chloride to form the methoxylated diallyldipalladium complexes such as (IV).
ChemInform Abstract: Heteropolymetallic Complexes of 1,1′‐Bis(diphenylphosphino)ferrocene (dppf). Part 4. Solvolytic Behavior and Cytostatic Properties Toward the KB Cell‐Line of dppf and 1,2‐Bis(diphenylphosphino)ethane cis‐Complexes of Pt(II) and Pd(II).
Authors: SCARCIA V. , FURLANI A. , LONGATO B. , CORAIN B. , PILLONI G.
Published: May 2016

The novel cis‐platinum(II) complexes (IIa), (IIIa) and (IVa) (90%) are prepared and characterized by 31P NMR both in poorly and strongly coordinating solvents.
ChemInform Abstract: Pyridinium N‐Phenoxide Betaines and Their Application to the Characterization of Solvent Polarities. Part 11. Synthesis and UV/VIS Spectroscopic Properties of a Water‐Soluble Carboxylate‐Substituted Pyridinium N‐Phenoxide Betaine Dye.
Authors: REICHARDT C. , HARBUSCH‐GOERNERT E. + , SCHAEFER G. +
Published: May 2016

The solvatochromic, hydrophilic, dark‐green dye (IV) is prepared as shown in the scheme.
ChemInform Abstract: Synthesis and Hypotensive Activity of Diaboline.
Authors: KAPOOR V. K. , SHARMA S. K. , CHAGTI K. K. , SINGH M.
Published: May 2016

The title compound (V), a constituent of Strychnos species, is prepared starting from strychnine (I) and obtained as a brown crystalline solid.
ChemInform Abstract: An Improved Process for the Preparation of Oxazolinoazetidinones and 1‐Oxadethiacephams from exo‐Methylenecepham Sulfoxides.
Authors: COPER R. D. G. , KINNICK M. D. , PETERS L. R. , MORIN J. M. JUN.
Published: May 2016

The α‐(acylamino)‐exo‐methylenecepham sulfoxides (Ia) and (Ib) are cleaved and rearranged upon treatment with triphenylphosphine, yielding the oxadiazabicycloheptenone (II) which are recyclized in the presence of boron trifluoride etherate to form the 1‐oxadethiacephams (III).
ChemInform Abstract: Fluorine‐Containing Organozinc Reagents. Part 4. Reformatskii‐Type Reactions of Chlorofluoroacetic Acid Derivatives.
Authors: LANG R. W. , SCHAUB B.
Published: May 2016

The halodifluoroacetates (I) are coupled with benzaldehyde (II) in the presence of Zn to give the 3‐hydroxy‐3‐phenylpropionate (III).
ChemInform Abstract: Heterocyclic Muscarinic Agonists. Synthesis and Biological Activity of Some Bicyclic Sulfonium Bioisosters.
Authors: SAUERBERG P. , FALCH E. , MEIER E. , LEMBOEL H. L. , KROGSGAARD‐LARSEN P.
Published: May 2016

Reaction of the protected oxo ester (I) with hydroxylamine (II) gives the hydroxamic acid (III) which is cyclized under acidic conditions, forming the fused isoxazole (IV).
ChemInform Abstract: Thionation of Imidazopyridines.
Authors: YUTILOV YU. M. , SVERTILOVA I. A.
Published: May 2016

The imidazo(4,5‐c)pyridines (I) and (IV) are treated with elemental sulfur (II) to give the thiones (III) which are also prepared by cyclization of the diaminopyridines (V) and carbon disulfide (VI).
ChemInform Abstract: Synthesis of Polynuclear Heterocyclic Quinonimines. Derivatives of Hydrogenated 4a,9‐Diazafluoren‐6‐ones.
Authors: KAMINSKII V. A. , SLABKO O. YU. , TILICHENKO M. N.
Published: May 2016

Oxidation of the diazafluorenes (I) with manganese dioxide at room temperature gives the quinoide compounds (II).
ChemInform Abstract: Reactions of the Higher Halides of Niobium, Molybdenum and Tungsten with the Phosphorus‐Ylide (Et2N)3P=CH2. X‐Ray Structure of ((Et2N)3PCH2)2+ 2(WCl6)2‐.
Authors: ROESKY H. W. , MAINZ B. , NOLTEMEYER M. , SHELDRICK G. M.
Published: May 2016

Analogues of (III) (space group P21/n, Z=2) are obtained by means of the reaction of the ylide (I) with NbCl5 (yield 22%) and WF6 (yield in mg).
ChemInform Abstract: Syntheses of Some Fluorine‐Containing Halomethylphosphonate and Methylenebisphosphonate Esters.
Authors: BLACKBURN G. M. , TAYLOR G. E.
Published: May 2016

The Michaelis‐Becker reaction between sodium diethyl phosphite (I) and the halofluoromethanes (II) gives the difluoromethylenebisphosphonate (III) or a mixture of (III) and the chlorodifluoromethylphosphonate (IV), depending on the reaction conditions.
ChemInform Abstract: Synthesis and Reactivity of Dienyl‐Metal Compounds. Part 30. Alkylation of Thiolato Bridges: A Route to Stable Dialkyl Sulfide Bridged Dinuclear Molybdenum Complexes. Crystal Structure Determination of ((η‐C5H5)(CO)Mo(μ‐SMe2)2Mo(PMe3)(η‐C5H5)) (BF4)2.
Authors: KUHN N. , ZAUDER E. , BOESE R. , BLAESER D. +
Published: May 2016

The stepwise methylation of the binuclear MeS‐bridged Mo complex (I) with one equiv. (Me3O)BF4 (II) in each case leads to the stable cationic dimethylsulfide‐bridged products (III) and (Va).
ChemInform Abstract: Enantioselective Synthesis of (‐)‐Lycoserone and Related Compounds.
Authors: KUHNKE J. , BOHLMANN F.
Published: May 2016

The title compound (VII) is prepared starting from the aldehyde (I).
ChemInform Abstract: Spectrophotometric Method for Determination of Thorium and Its Application to Waste Water.
Authors: QIU X. , ZHU Y. , CHEN J.
Published: May 2016

It is demonstrated that Nitrophosphonazo‐mN (4,5‐dihydroxy‐3‐((3‐nitrophenyl)azo)‐6‐((4‐nitro‐2‐phosphanophenyl)azo)‐2,7‐naphthalenedisulfonic acid) is a sensitive and selective reagent for the spectrophotometric determination (absorption max.
ChemInform Abstract: Thermoelectric Properties of Boron Phosphide.
Authors: KUMASHIRO Y. , HIRABAYASHI M. , KOSHIRO T. , OKADA Y.
Published: May 2016

The thermoelectric properties of boron phosphide wafers prepared using various epitaxial growth conditions are described and the thermal constants of a sintered boron phosphide disc are determined.