bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Fluoride Complexes of Copper(II). Part 7. The Ternary System BaF2‐CuF2‐VF3.
Authors: SAMOUEL M. , DE KOZAK A. , RENAUDIN J. , FEREY G.
Published: May 2016

The title system is studied by XRD in the temp. range 560‐660 °C and the 600 °C isothermal section of the phase diagram is constructed.
ChemInform Abstract: Thermodynamics and Kinetics of Hydrogen Absorption in the Intermetallic Compounds Zr(Cr1‐xVx)2
Authors: PEREVEZENTSEV A. , LANZEL E. , EDER O. J. , TUSCHER E. , WEINZIERL P.
Published: May 2016

are studied for samples with x = 0, 0.2, and 0.4.
ChemInform Abstract: Co/Mo/Alumina Catalyst Structure Determination by EXAFS. Part 4. Co‐K Edge in the Oxide and Sulfided States.
Authors: CHIU N.‐S. , JOHNSON M. F. L. , BAUER S. H.
Published: May 2016

Co/Mo/Al2O3 hydrodesulfurization (HDS) catalysts are examined both in the initally oxide states and after extended use in an HDS reactor.
ChemInform Abstract: Alkylation of Nitrocyanamide. A New Synthesis of Isocyanates.
Authors: BOYER J. H. , MANIMARAN T. , WOLFORD L. T.
Published: May 2016

Primary, secondary and tertiary halides, e.g. (I), (IV) and (VI), and dihalides such as (VIII) react with the title reagent (III) to give the corresponding isocyanates.
ChemInform Abstract: Reactions with Participation of Ylide Intermediates. Part 3. Preparation and Structural Elucidation of Spiro‐Condensed Tetrahydroindolizines.
Authors: THURNER J.‐U. , RICHTER W. , KOEPPEL H. + , TOMASCHEWSKI G. , HAUSER A. , VAN BINST G.
Published: May 2016

The structures of 12 cycloadducts formed by reaction of ylides of type (III) with electron‐deficient olefins (II), (VI), (VIII) and (XI) are studied by means of 1‐D and 2‐D 1H NMR spectroscopy.
ChemInform Abstract: Rhodium Carbenoid‐Induced Cycloadditions of Substituted 1‐Diazo‐2,5‐pentanediones.
Authors: PADWA A. , FRYXELL G. E. , ZHI L.
Published: May 2016

Treatment of the 1‐diazo‐2,5‐pentanediones (I) with rhodium(II) acetate generates a rhodium carbenoid intermediate which subsequently yields a six‐ring carbonyl ylide as a following intermediate.
ChemInform Abstract: Palladium(II)‐Catalyzed Rearrangements of Allylic Acetates in the Syntheses of Methyl (10E,12Z)‐9‐Hydroxyoctadeca‐10,12‐dienoate (α‐Dimorphecolate) and (2E,4Z)‐Deca‐2,4‐dienal.
Authors: CRILLEY M. M. L. , GOLDING B. T. , PIERPOINT C.
Published: May 2016

Rearrangements of type (I) → (II) and (III) → (IV) are used in the synthesis of the title ester (X) and the title aldehyde (XIV).
ChemInform Abstract: Fluorine‐Containing Organozinc Reagents. Part 5. The Reformatskii‐Claisen Reaction of Chlorodifluoroacetic Acid Derivatives.
Authors: GREUTER H. , LANG R. W. , ROMANN A. J.
Published: May 2016

The allylic chlorodifluoroacetates (I) and (IX) rearrange upon heating in the presence of zinc and chlorotrimethylsilane, yielding the α,α‐difluoro‐4‐pentenoic acids (II) or (X) after work‐up with SiO2/water.
ChemInform Abstract: The Chemistry of Benzotriazole. Part 8. A Novel Two‐Step Procedure for the N‐Alkylation of Amides.
Authors: KATRITZKY A. R. , DREWNIAK M.
Published: May 2016

The reaction of benzotriazole (I) with aldehydes and amides gives 1:1:1 adducts with concomitant elimination of water.
ChemInform Abstract: Free Radicals in Organic Synthesis. A Novel Synthesis of Glycerol Based on Ethylene Glycol and Formaldehyde.
Authors: SANDERSON J. R. , LIN J. J. , DURANLEAU R. G. , YEAKEY E. L. , MARQUIS E. T.
Published: May 2016

The reaction of 2,2‐dimethyl‐1,3‐dioxolane (I) with formaldehyde (II), forming the glycerol derivative (III) is investigated under various conditions.
ChemInform Abstract: Reaction of α‐Bromoisobutyronitrile with Nitroalkane Anions.
Authors: ROS F. , DE LA ROSA J.
Published: May 2016

2‐Bromo‐2‐cyanopropane (I) alkylates the anion of the nitroalkanes (II), forming the substitution products (III).
ChemInform Abstract: Preparation of Styryl Benzyl Sulfones and 1,2‐Bis(styrylsulfonylmethyl)‐4,5‐dimethylbenzenes.
Authors: REDDY D. B. , REDDY N. S. , REDDY S. , REDDY M. V. R. , BALASUBRAMANYAM S.
Published: May 2016

Coupling of the benzyl chlorides (I) with thioglycolic acid (II) yields the benzylthioacetic acids (III) which are oxidized to give the sulfones (IV).
ChemInform Abstract: Polymerization of Indole. Part 2. A New Indole Trimer.
Authors: ISHII H. , MURAKAMI K. , SAKURADA E. , HOSOYA K. , MURAKAMI Y.
Published: May 2016

Treatment of indole (I) under the conditions shown gives the trimer (II).
ChemInform Abstract: Preparation and Pharmacological Activity of 2‐(4′R′‐Phenyl)‐5R‐benzimidazoles and 2‐(4′‐Pyridinyl)‐5R‐benzimidazoles. Analgesic Activity and Effect on Conditioned Avoidance Response.
Authors: PAGLIETTI G. , PIRISI M. A. , LORIGA M. , GRELLA G. E. , SPARATORE F. , SATTA M. , MANCA P.
Published: May 2016

The o‐phenylenediamines (I) undergo ring closure with the bisulfide adducts (II) of hetaromatic aldehydes to give the 2‐hetarylbenzimidazoles (III).
ChemInform Abstract: Unexpected Loss of the β‐Lactam Ring During Rearrangement of a Penicillin Sulfoxide.
Authors: SCOTT A. I. , SHANKARANARAYAN R.
Published: May 2016

The penicillin sulfoxides (I) are treated with trimethyl phosphite, yielding the thiazolylcarboxylic amides (II) due to an unexpected cleavage of the lactam ring.
ChemInform Abstract: Synthesis of Heterocyclically Substituted 4‐Piperidinyl‐1,4‐dihydropyridines by Ring Closure Reactions at a N‐Acylthioamide or at a N‐Acylisothioamide Side‐Group.
Authors: PRAGST F. , LIEBSCHER J. , BOCHE E. , KOEPPEL H. +
Published: May 2016

Reaction of the compound (I) with the isocyanates (II) (in situ from benzoyl chloride or methyl chloroformate, resp., and KSCN) gives the products (III).
ChemInform Abstract: Cycloaddition of 2,3,4,5‐Tetrahydropyridine N‐Oxide to Isobutyl Vinyl Ether and Allyl Alcohol; Methyl 2‐Formylmethylpiperidine‐1‐carboxylate.
Authors: CARRUTHERS W. , MOSES R. C.
Published: May 2016

In the search for a method to introduce a formylmethyl group into the α‐position of a piperidine nucleus, the cycloaddition of the nitrone (I) with the vinyl ether (II) or allyl alcohol is studied.
ChemInform Abstract: 1,2,3,6‐Tetrahydropyridines via (4 + 2)Cycloaddition of 1‐Alkoxy‐1,3‐dienes with (Tosyloximino)malononitrile.
Authors: DORMAGEN W. , ROTSCHEIDT K. , BREITMAIER E.
Published: May 2016

The 1‐ethoxy‐1,3‐dienes (I) undergo cycloaddition with the tosyloximinomalononitrile (II) to give the tetrahydropyridines (III).
ChemInform Abstract: Synthesis of 3‐ and 4‐Chloro‐1H‐pyrrolo(3,2‐c)pyridin‐4(5H)‐one.
Authors: CRISTALLI G. , FRANCHETTI P. , GRIFANTINI M. , NASINI E. , VITTORI S.
Published: May 2016

The pyrrolopyridinone (I) is chlorinated with a mixture of PCl5 and POCl3 in the presence of water to form the 4‐chloro derivative (II).
ChemInform Abstract: Synthesis of 2‐(4‐Methoxy‐2‐(2‐(methylsulfinyl)ethoxy)phenyl)‐1H‐imidazo(4,5‐b)pyridine, a Potent Nonglycoside Inhibitor of Na+, K+‐ATPase.
Authors: ROBERTSON D. W. , KRUSHINSKI J. H.
Published: May 2016

The o‐hydroxybenzoate (I) is converted to the methylthioethyl ether (VI) which undergoes cyclocondensation with 2,3‐diaminopyridine (VII), forming the fused imidazole (VIII).
ChemInform Abstract: Oxygen‐Containing Heterocycles. Part 18. Synthesis and Pharmacological Activity of Oxadiazolylbenzodioxanes.
Authors: AVAKYAN A. S. , VARTANYAN S. O. , MARKARYAN E. A. , MARTIROSYAN O. M. , AVAKYAN O. M.
Published: May 2016

The benzodioxanecarbohydrazid (III) is cyclized with triethyl orthoformate (II) or carbon disulfide (IV) to give the oxadiazoles (I) or (V).
ChemInform Abstract: Phosphorus Pentoxide in Organic Synthesis. Part 33. Novel Route for the Synthesis of 3,7‐Dihydro‐4H‐pyrrolo(2,3‐d)pyrimidin‐4‐ones.
Authors: HILMY K. M. H. , MOGENSEN J. , PEDERSEN E. B.
Published: May 2016

A series of title compounds of type (IV) containing the biologically interesting pyrrolo(2,3‐d)pyrimidine skeleton, is prepared from the pyrroles (I) and the anilines (II) under the conditions shown.
ChemInform Abstract: A Novel Tris(azo)macrobicyclic Molecule ‐ Synthesis, Photochemistry and Isomer Separation.
Authors: LOSENSKY H.‐W. , SPELTHANN H. , EHLEN A. , VOEGTLE F. + , BARGON J.
Published: May 2016

The novel macrobicyclic systems (III)‐(VI) are available starting from appropriate amino and halo compounds as exemplified in the synthesis of (IIIa), (IIIb).
ChemInform Abstract: Preparation and Structural‐Bonding Characterization of a 50‐Electron Triangular Cobalt Cluster, (Co(C5H4CO2Me))3(S)(NtBu), with Triply Bridging Sulfido and Imido Ligands: Singlet‐Triplet Equilibrium in Solid and Solution States.
Authors: WAKATSUKI Y. , OKADA T. , YAMAZAKI H. , CHENG G.
Published: May 2016

The title cluster (III) crystallizes in the space group P1 with Z=2.
ChemInform Abstract: Kinetics of Electron‐Transfer Reactions Between Transition‐Metal Complexes and the Methyl Viologen Radical Cation.
Authors: HOWES K. R. , PIPPIN C. G. , SULLIVAN J. C. , MEISEL D. , ESPENSON J. H. , BAKAC A.
Published: May 2016

Kinetic data for the reactions between the title radical cation and eight transition‐metal complexes (of Co, Ru, Cr, and Fe) and the uranyl ion are determined at pH 4 by pulse radiolysis.
ChemInform Abstract: Synthesis and Structure of the Butterfly Cluster Os4(μ‐H)2(CO)13(PMe3).
Authors: MARTIN L. R. , EINSTEIN F. W. B. , POMEROY R. K.
Published: May 2016

The 62‐electron title cluster (III) is obtained by treatment of the Os cluster (I) and the complex (II) in CH2Cl2 with Me3NO.
ChemInform Abstract: A Formal Total Synthesis of (.+‐.)‐Herbertene.
Authors: BANERJEE A. K. , PENA‐MATHEUD C. A. , DE CARRASCO M. C.
Published: May 2016

The α,β‐unsaturated ketone (I) serves as starting material for two alternative syntheses of the alcohol (VI).
ChemInform Abstract: Stereo‐ and Regiocontrol of Electrophilic Additions to Cyclohexene Systems by Neighboring Groups: Participation of Allylic and Homoallylic Ester Groups in Hypobromous Acid Addition to Some 5‐Unsaturated Cholestane Derivatives.
Authors: KOCOVSKY P. , STARY I. , ZAJICEK J. , TURECEK F. , VASICKOVA S.
Published: May 2016

Hypobromous acid addition to some cholestenes such as (I) proceeds with intramolecular participation of the neighboring acetoxy groups.
ChemInform Abstract: Stereoselective Synthesis of Isovaline (Iva) and Iva‐Containing Dipeptides for Use in Peptide Synthesis.
Authors: NEBEL K. , MUTTER M.
Published: May 2016

The synthesis of the title compound (IV) (as hydrochloride) can be accomplished by hydrolysis of the ethylation product (III) from the oxazoline (I) which, in turn, is accessible from D‐alanine.
ChemInform Abstract: Nucleosides. Part 5. Isolation and Characterization of the Stable Cyclic Adducts, (5R,6S)‐ and (5S,6S)‐Bromo‐O6,5′‐cyclo‐5,6‐dihydrouridines in the Bromination of 2′,3′‐O‐Isopropylideneuridine with N‐Bromosuccinimide.
Authors: HIROTA K. , TOMISHI T. , SAKO M. , MAKI Y.
Published: May 2016

Bromination of the uridine (I) with NBS yields the compounds (II) and (III), whereas in the presence of AcOH the two diastereomeric title compounds (IV) and (V) are obtained.
ChemInform Abstract: New Routes to Heterocycles via Sulfenylation of Unsaturated Amides.
Authors: ABD EL SAMII Z. K. M. , AL ASHMAWY M. I. , MELLOR J. M.
Published: May 2016

The procedures described in the preceding abstract are applied to unsaturated amides and acids (20 reactions studied).
ChemInform Abstract: Carbanion Fluorination with Xenon Difluoride in the Presence of Sulfur(II) Derivatives.
Authors: PATRICK T. B. , NADJI S.
Published: May 2016

The sodium alkylmalonates (I) are treated with xenon difluoride, dimethyl sulfide, and boron trifluoride etherate, yielding the fluorinated derivatives (II).
ChemInform Abstract: The Reaction of Polysubstituted Aromatics. Part 63. Synthesis and Properties of Dinitromethylated Arenes. Reinvestigation of the Ponzio Reaction.
Authors: SUZUKI H. , TAKAOKA H. , YAMAMOTO H. , OGAWA T.
Published: May 2016

Modified Ponzio reaction of various substituted arenecarbaldehyde oximes such as (I) yields the dinitromethylated products (III).
ChemInform Abstract: Optically Active 2‐Ethenyl‐1,3‐dioxolanones as 3‐Carbon Synthons. Allylnickel Derivatives as Homoenolate Equivalents.
Authors: KRYSAN D. J. , MACKENZIE P. B.
Published: May 2016

The metal‐centered nucleophile (II) reacts with the dioxolanone (I) to yield the Ni complex (III) which upon in situ treatment with the silane (IV) gives the derivative (V).
ChemInform Abstract: A New Pentafluorothio (SF5) Sultone: Rearrangement and Pathway to SF5CH2SO3H. New Pentafluorothio Fluoro Esters.
Authors: TERJESON R. J. , MOHTASHAM J. , GARD G. L.
Published: May 2016

The new sultone (III) rearranges in the presence of NaF to yield the bifunctional acetyl fluoride (IV).
ChemInform Abstract: 1,3‐Dipolar Cycloadditions to Heterocycles. Part 20. Reaction of Tetrahydrofuroisoxazoles with Molybdenum Hexacarbonyl. A New Route to Preparation of 3‐Substituted Tetrahydro‐ and Dihydrofuran Derivatives.
Authors: FISERA L. , GOLJER I. , JAROSKOVA L.
Published: May 2016

The cycloadducts (I) (from 2,5‐dihydrofuran and nitrile oxides Ar‐CNO) react with Mo(CO)6 to give three products (II)‐(IV); only a mixture (III)/(IV) can be isolated in the case of X: ‐F and ‐Ph.
ChemInform Abstract: Synthesis of 2‐Vinyl‐3,4,5‐trichlorothiophene and 3,4,5‐Trichlorothenyl Acrylates.
Authors: AKOPYAN A. N. , SAAKYAN A. A. , GAVALYAN V. B. , SMBATYAN A. G. , DARBINYAN E. G.
Published: May 2016

Two novel and optimized procedures are described for the preparation of 2‐vinyl‐3,4,5‐trichlorothiophene (V).
ChemInform Abstract: Comparison of Free Energy Changes for Nitrogen Inversion and Electron Loss. Part 2. 8‐Azabicyclo(3.2.1)octyl and 7‐Azabicyclo(2.2.1)heptyl Systems.
Authors: NELSEN S. F. , BLACKSTOCK S. C. , STEFFEK D. J. , CUNKLE G. T. , KURTZWEIL M. L.
Published: May 2016

Formal potentials for one‐ and two‐electron oxidation (cyclovoltammetry) of (Ib), (IIIa) and (IIIb) are compared with those of related compounds such as (IIa), the N,N‐dimethyl derivative of (VIII) (obtained in low yield by reductive methylation), and (Ia); (Ib) and (IIIb) are especially hard to oxidize.
ChemInform Abstract: Synthesis, Structure, and Acid Base‐Properties of Enaminones in the Barbituric Acid Series.
Authors: PESTOV D. V. , SLESAREV V. I. , GINAK A. I. , SLESAREVA V. I.
Published: May 2016

Condensation reaction of the barbituric acids (I) with the orthoformate (II) and aniline (III) yields the enaminones (IV).
ChemInform Abstract: Substituted Metal Carbonyls. Part 7. Direct Route to Group 6 Tricarbonyl Complexes with Tris(2‐chloroethyl)phosphite as Ligand.
Authors: HOR T. S. A.
Published: May 2016

The tricarbonyl(diimine)phosphite complexes (IV) are prepared as shown and characterized by IR, 1H and 31P NMR spectroscopic data.
ChemInform Abstract: Synthesis and Acetylation of Naphthols as Precursors to Naturally Derived Naphthoquinones; Crystal Structure of the Aphin‐Related 7‐O‐Methyl Quinone A.
Authors: GILES R. G. F. , GREEN I. R. , NIVEN M. L. , YORKE S. C.
Published: May 2016

Several routes for the synthesis of 3‐acetyl‐4‐naphthols of type (VI) (required as a precursor to natural product derivatives; cf.
ChemInform Abstract: The Structures of Anhydrous Perchloric Acid and of its Anhydride, HClO4 and Cl2O7, resp., in the Crystal.
Authors: SIMON A. , BORRMANN H.
Published: May 2016

The structure of HClO4 which crystallizes in the acentric space group Pca21 with Z=16, is found to be characterized by weakly interacting HClO4 molecules.
ChemInform Abstract: Kinetic Modeling of Grain Growth in Polycrystalline Silicon Films Doped with Phosphorus or Boron.
Authors: KIM H.‐J. , THOMPSON C. V.
Published: May 2016

The effects of P and B doping on grain growth in low pressure CVD Si films on SiO2 substrates are described for wide ranges of dopant concentrations and annealing temperatures.
ChemInform Abstract: Crystal Chemistry of Oxotantalates M4Ta2O9. Part 3. The Crystal Chemistry of Zn4‐xMgxTa2O9 and Zn2.1Mg0.9Ta2O8.
Authors: HALLE G. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

It is shown that substitution of Mg2+ for Zn2+ in Zn4Ta2O9 at levels of x ≥ 1 causes a change from the Zn4Ta2O9‐type to the Mg4Ta2O9‐type structure (space group P3c1).
ChemInform Abstract: Sintering, Microstructure, Hardness, and Fracture Toughness Behavior of Y2O3‐CeO2‐ZrO2.
Authors: DUH J.‐G. , DAI H.‐T. , CHIOU B.‐S.
Published: May 2016

Fine powders of Y2O3‐stabilized zirconia containing 10‐12 mol% CeO2 are prepared by a coprecipitation method.
ChemInform Abstract: About a Compound Formation MO:M2O3. Part 10. BaCr2O4.
Authors: CUNO E. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

Single crystals of the title oxochromate are obtained for the first time by using the CO2‐laser technique (BaO:Cr2O3 = 1:1, > 1600 °C).
ChemInform Abstract: Alternative Routes to the Synthesis of Chevreul′s Salt, Cu(II)(Cu(I)(SO3))2·2 H2O.
Authors: BHATTACHARJEE M. N. , CHAUDHURI M. K. , DEVI M.
Published: May 2016

The mixed valence red Chevreul's salt (IV) can be prepared in aqueous medium by two new synthetic routes starting from freshly prepared Cu(OH)2 or Cu(II)‐acetate, respectively.
ChemInform Abstract: Seven‐Coordinate Complexes of Metal(II) Nitrates.
Authors: GOODGAME M. , HUSSAIN I. , OKEY J. N.
Published: May 2016

ESR spectra are obtained at both X and Q bands for Mn(II) ions doped into the complexes (I).
ChemInform Abstract: Substituted Sulfonylthioureas as Broad‐Band Complexing Agents.
Authors: KOENIG K.‐H. + , HOLZNER C. , BOSSLET J.
Published: May 2016

The title compounds (III) form neutral metal complexes which are insoluble in H2O and extractable with CHCl3.
ChemInform Abstract: An Efficient Electrochemical Coupling of Allylic Halides by Using a Copper Anode.
Authors: TOKUDA M. , ENDATE K. , SUGINOME H.
Published: May 2016

The allylic halides (I) are electrochemically coupled to give mixtures of the isomeric dimers (II) ‐ (IV).
ChemInform Abstract: Intramolecular Nucleophilic Addition of Phenolate Oxygen to Double Bonds Activated by Carboxyl and Carboxylate Groups. Relative Reactivity, Stereochemistry, and Mechanism.
Authors: AMYES T. L. , KIRBY A. J.
Published: May 2016

The pH‐rate profiles for the cyclization of the phenolic acids (I) to benzofuran derivatives (II) are determined (general acid catalysis; solvent deuterium isotope effects).
ChemInform Abstract: Chemistry of Singlet Oxygen. Part 50. Hydroperoxide Intermediates in the Photooxygenation of Ascorbic Acid.
Authors: KWON B.‐M. , FOOTE C. S.
Published: May 2016

The reaction of ascorbic acid (Ia) and its methyl derivative (Ib) with 1O2 leads to the hydroperoxy ketone (II) which rearranges to give (III).
ChemInform Abstract: Oxidation of α‐Hydroxy Esters to α‐Keto Esters Using the Dess‐Martin Periodinane Reagent.
Authors: BURKHART J. P. , PEET N. P. , BEY P.
Published: May 2016

β‐Nitrostyrene (I) is hydrogenated and then coupled with the glyoxylic acid monohydrate (III) to produce the 2‐hydroxy‐3‐nitro‐4‐phenylbutyric acid (IV).
ChemInform Abstract: σ Delocalization Induced Stereoselectivity in the Capture of Cumyl Cations and Failure of Stabilizing Substituents to Suppress It.
Authors: LIN M.‐H. , CHEUNG C. K. , LE NOBLE W. J.
Published: May 2016

The syn approach of a nucleophile (OH‐) is favored for the adamantyl cations (I).
ChemInform Abstract: Spirodienones via a Thermal Uncatalyzed (1,3)‐Oxygen‐to‐Carbon Migration.
Authors: MORROW G. W. , WANG S. , SWENTON J. S.
Published: May 2016

The spirobenzoisofurancyclohexadienones (IV) and their acetals (VII) are prepared as shown in the reaction scheme.
ChemInform Abstract: An Expeditious Route to Homocarbaprostacyclin Derivatives.
Authors: BIRD C. W. , COFFEE E. C. J. , COOPER R.
Published: May 2016

The cis‐decalindione (I), obtained from naphthalene‐2,7‐diol by hydrogenation and oxidation, is oxidized to give the oxabicyclo(4.3.0)nonanecarboxylic acid (II), which is converted into the homocarbaprostacyclin (X) as shown in the reaction scheme.
ChemInform Abstract: Addition of Aryllithium Compounds to Oxime Ethers.
Authors: RODRIQUES K. E. , BASHA A. , SUMMERS J. B. , BROOKS D. W.
Published: May 2016

The oxime ethers (II) or (IV) react with the organolithium compounds (I) in the presence of boron trifluoride etherate to give the O‐benzylhydroxylamines (III) or (Va).
ChemInform Abstract: Synthesis and Antiarrhythmic Activity of Cycloalkaneindoles.
Authors: ABOU‐GHARBIA M. , PATEL U. , TOKOLICS J. , FREED M.
Published: May 2016

Compounds of type (V) and the carbazole derivative (VIII) are tested for antiarrhythmic activity in the coronary‐ligated rat artery model.
ChemInform Abstract: The Enantioselective Michael Reaction of Tin(II) Enolates.
Authors: YURA T. , IWASAWA N. , MUKAIYAMA T.
Published: May 2016

Benzalacetone (I) is coupled with the N‐propionyloxazolidinone (II) in the presence of tin(II) triflate, trimethylsilyl triflate as an activator, N‐ethylpiperidine, and a chiral aminomethylpyrrolidine to produce the Michael adduct (III) with predominance of the anti‐isomer.
ChemInform Abstract: Unexpected Reactivity of the Anion Derived from Benzophenone Benzoylhydrazone in the Presence of Electrophiles.
Authors: ARMESTO D. , GALLEGO M. G. , HORSPOOL W. M. , RAMOS A.
Published: May 2016

Benzophenone N‐benzoylhydrazone (I) is converted to the carbanion and then treated with the acid chlorides (II) to form the oxadiazolines (III).
ChemInform Abstract: A Convenient Synthesis of Substituted Quinolines by Thermal or Photochemical Electrocyclic Rearrangement of o‐Vinyl Imidates Under Nonacidic Conditions.
Authors: QIANG L. G. , BAINE N. H.
Published: May 2016

2‐Acylaminostyrenes (III) prepared from the corresponding amine (I) are converted to the imino ethers (V).
ChemInform Abstract: Cycloaddition Reactions of 3,4‐Dihydro‐2H‐pyran with Benzylideneanilines.
Authors: GILCHRIST T. L. , STANNARD A.‐M.
Published: May 2016

Benzylideneaniline (I) and dihydropyran (II) undergo cycloaddition reaction in the presence of iron(III) chloride, forming the diastereomeric (4 + 2)adducts (III) and (IV).
ChemInform Abstract: Stabilization of Adducts of α‐Dicarbonyl Compounds with Amidine Functions by Formation of Boron Chelates.
Authors: KLIEGEL W. , MOTZKUS H.‐W.
Published: May 2016

The adducts of the amidines (I) with the dicarbonyls (II) are trapped by oxybis(diphenylborane) (III) to give the chelates (IV).
ChemInform Abstract: Formation of Carbonato and Hydroxo Complexes of Vanadium(IV) on Reaction of Carbonylbis(η‐pentamethylcyclopentadienyl)vanadium(II) with Dinitrogen Oxide.
Authors: BOTTOMLEY F. , DARKWA J.
Published: May 2016

The title reaction yields the V(IV) carbonate complex (III), besides a hydroxo‐μ‐oxo‐polymer, in 17% yield.
ChemInform Abstract: Chemistry of Polynuclear Metal Complexes with Bridging Carbene or Carbyne Ligands. Part 78. Reactions of (MoFe(μ‐CC6H4Me‐4)(CO)6(η‐C5H5)) with Alkynes; Crystal Structures of (MoFe(μ‐C(C6H4Me‐4)C(O)C(Et)C(Et))(μ‐CO)(CO)4(η‐C5H5)) and (MoFe(μ‐C(C6H4Me‐4)C(Me)C(C(O)Me))(CO)5(η‐C5H5)).
Authors: GARCIA M. E. , JEFFERY J. C. , SHERWOOD P. , STONE F. G. A.
Published: May 2016

The reaction of (I) with almost equimolar amounts of the alkynes (II) and (V) as well as with a slight excess of (VII) are shown in the scheme.
ChemInform Abstract: Reduction of Iron‐Sulfur Clusters Under Carbon Monoxide.
Authors: AL‐ANI F. T. , PICKETT C. J.
Published: May 2016

Multi‐electron reduction of (I) at Pt or Hg cathodes under CO gives (IIIa) via the formation of a stable tetranuclear intermediate (II).
ChemInform Abstract: Triphenylphosphine Adduct of a Copper(I) Complex Involving an Incompletely Bound N2S2 Macroyclic Ligand.
Authors: WAINWRIGHT K. P. , PATALINGHUG W. , SKELTON B. W. , WHITE A. H. , HEALY P. C.
Published: May 2016

The highly distorted tetrahedral Cu(I) complex (I), prepared from (Cu(NCMe)4)ClO4 and the macrocycle in refluxing ethanol, reacts with PPh3 (II) to form the adduct (III) in which one of the two S donors of the macrocycle has been displaced from the primary coordination sphere resulting in tetrahedral coordination through an N2PS donor set.
ChemInform Abstract: Syntheses and Reactivity of Acetylide‐Containing Clusters of Group 1B Metals. Stepwise Syntheses of Trinuclear (Au2Cu(C2Ph)4)‐ and Pentanuclear (Au3Cu2(C2Ph)6)‐ and (Au3Ag2(C2Ph)6)‐ Clusters.
Authors: ABU‐SALAH O. M. , AL‐OHALY A. R. A.
Published: May 2016

The pentanuclear cluster (IVa) is obtained from the equimolar reaction between the acetylide‐Au polymer (III) and a mixture of the bis(acetylide)aurate (I) and the polymeric Cu‐acetylide (II).
ChemInform Abstract: Synthesis of New Chiral (η6‐Arene)(η4‐diene)ruthenium(0) Complexes.
Authors: PERTICI P. , VITULLI G. , BERTOZZI S. , LAZZARONI R.
Published: May 2016

The new title complexes are prepared as outlined in the scheme.
ChemInform Abstract: A New Synthetic Method for Ruthenium Complexes of β‐Diketones from “Ruthenium Blue Solution” and Their Properties.
Authors: ENDO A. , KAJITANI M. , MUKAIDA M. , SHIMIZU K. , SATO G. P.
Published: May 2016

The "ruthenium blue solution", consisting of mixed‐valence chloro complexes, is used as a convenient starting material for the synthesis of 13 Ru(III) complexes such as (I) and 6 Ru(II) complexes such as (II).
ChemInform Abstract: Synthesis and Chemical Characterization of the Hexanuclear Anions (Ir6(CO)14X)‐ (X: Cl, Br, I, or SCN). Crystal and Molecular Structures of (PPh4) (Ir6(μ‐CO)2(CO)12(μ‐Br)) and (N(PPh3)2) (Ir6(μ‐CO)2(CO)12(μ‐X)) (X: I or SCN).
Authors: DELLA PERGOLA R. , GARLASCHELLI L. , MARTINENGO S. , DEMARTIN F. , MANASSERO M. , MASCIOCCHI N.
Published: May 2016

The title anions are prepared and isolated as their salts (VI) as shown in the scheme.
ChemInform Abstract: Coordination Chemistry of Higher Oxidation States. Part 27. Synthesis, Properties, and Electrochemistry of Some cis‐Tetrahalogenoiridium(IV) Complexes: Crystal Structure of (Ir(phen)Cl4).
Authors: CIPRIANO R. A. , HANTON L. R. , LEVASON W. , PLETCHER D. , POWELL N. A. , WEBSTER M.
Published: May 2016

The Ir(IV) cis complexes (V) are prepared by HNO3 oxidation of the corresponding Ir(III) anions (IV) obtained as shown in the scheme.
ChemInform Abstract: Chiroptical Properties of Diastereomeric Five‐Coordinate Pt(II)‐Olefin Complexes. Molecular Structure of (PtCl2((S,S)‐(E)‐CNCH=CHCN)(R,R)‐(C6H5CH(CH3)N(CH3)CH2)2)·C6H6.
Authors: ALBANO V. G. , DEMARTIN F. , DE RENZI A. , MORELLI G.
Published: May 2016

The chiroptical properties of the five‐coordinate diastereomeric complexes (Ib) and (Ic), obtained by olefin exchange in benzene from the corresponding ethylene complex (Ia), are investigated.
ChemInform Abstract: Synthesis of New Thioether Transition Metal Complexes of 2‐(1,3‐Dithiolan‐2‐ylidene)‐1,3‐dithiepin and 2‐(Bis(ethylthio)methylene)‐1,3‐dithiepin.
Authors: LONG C. J. II , BEREMAN R. D. , TUCKER C. , BORDNER J.
Published: May 2016

The appropriate ligands react with K2PtCl4 or PdCl2(PhCN)2 in MeCN to give the complexes (I)‐(III).
ChemInform Abstract: Antitumour Properties of Some Titanocene Chalcogenates.
Authors: KOEPF‐MAIER P. + , KLAPOETKE T. + , KOEPF H. +
Published: May 2016

The chalcogen‐coordinated titanocene chalcogenates (I)‐(III) are tested against fluid Ehrlich ascites tumor for antitumor properties.
ChemInform Abstract: Texture of Electroless Copper Films.
Authors: JUNGINGER R. , ELSNER G.
Published: May 2016

The top surface layer of Cu‐films deposited on titanium‐seeded glass substrates is (100)‐textured when the plating bath contains a surfactant, whereas it is (111)‐textured for surfactant‐free baths.
ChemInform Abstract: Anisotropic Reactive Ion Etching of MoSi2 and in situ Doped n+ and p+ Polysilicon Using Cl2 and BCl3.
Authors: MELE T. C. , ARNEY S. C. , KRUSIUS J. P. , MACDONALD N. C.
Published: May 2016

A high resolution Cl2/BCl3 reactive ion etch process is described that can be used to etch simultaneously composite structures of MoSi2 and unannealed in situ doped polysilicon.
ChemInform Abstract: Effect of a Small Addition of Zirconium on Hot Ductility of a Cu‐Cr Alloy.
Authors: KANNO M.
Published: May 2016

The hot ductility of an age‐hardened Cu‐0.7 wt.% Cr alloy, which exhibits a severe intermediate‐temp.
ChemInform Abstract: A New Example of Stabilized Zirconia: The Phases (U,Zr)O2+x (0.114 ≤ x ≤ 0.154; 1250 °C) of Fluorite Type with Anion Excess.
Authors: PAPIERNIK R. , FRIT B.
Published: May 2016

An apparently continuous sequence of ordered orthorhombic fluorite superstructures is synthesized in the composition range of title by solid state reaction of ZrO2, U3O8, and UO2.102.
ChemInform Abstract: Oxidation of Saturated Hydrocarbons by Hydrogen Peroxide in Pyridine Solution Catalyzed by Copper and Iron Perchlorates.
Authors: GELETII Y. V. , LAVRUSHKO V. V. , LUBIMOVA G. V.
Published: May 2016

Oxidation of cyclohexane (I) and 2‐methylbutane (IV) with hydrogen peroxide in the presence of copper(II) perchlorate and pyridinium perchlorate yields cyclohexanone (II) and 2‐methylbutan‐3‐one (V) as the main products.
ChemInform Abstract: Efficient Conversion of Alkyl Halides to Aldehydes Using Pyrazinylsulfinyl Group.
Authors: SHIMAZAKI M. , NAKANISHI T. , MOCHIZUKI M. , OHTA A.
Published: May 2016

Coupling of 3,6‐diisopropyl‐2‐pyrazinethiol (II) with the alkyl bromides (I) gives the sulfides (III) which are oxidized with MCPBA as described previously, producing the sulfoxides (IV).
ChemInform Abstract: The Alkylation of Methyl 2‐(1‐Pyrrolyl)acetate. A New Synthetic Method of α‐Amino Acids.
Authors: KASHIMA C. , MARUYAMA T.
Published: May 2016

The pyrrolylacetates (I) are converted to the α‐alkyl derivatives (IIIa), (IIIb), (IIId), and (IIIe) upon lithiation and subsequent treatment with the alkyl halides (II).
ChemInform Abstract: A Short Synthesis of 4‐Imidazolidinone (VIIa).
Authors: PFEIFFER U. , RICCABONI M. T. , ERBA R. , PINZA M.
Published: May 2016

The glycinamides (III) ((IIIa) obtained by an improved route) are cyclized to (V) but only diprotected (Vb) can in part be deprotected by hydrogenolysis to give derivative (VIIb).
ChemInform Abstract: α‐Substituted 5‐Vinylisoxazoles in the Diels‐Alder Reaction.
Authors: SOKOLOV S. D. , AZAREVICH O. G. , VINOGRADOVA S. M.
Published: May 2016

The 2‐propenylisoxazole (I) reacts with the pyrazolinedione (II) to give the 2:1 adduct (III), involving the C4‐C5 double bond of the isoxazole ring.
ChemInform Abstract: Enantioselective Electrophilic Bond Construction to the α‐Carbon of α‐Amino Acids.
Authors: DUHAMEL L. , DUHAMEL P. , FOUQUAY S. , EDDINE J. J. , PESCHARD O. , PLAQUEVENT J.‐C. , RAVARD A. , SOLLIARD R. , VALNOT J.‐Y. , VINCENS H.
Published: May 2016

Three possibilities are pointed out for amino acid synthesis using enantioselective electrophilic processes: 1. enantioselective carboxylation is exemplified by the synthesis of optically enriched amino acid esters such as (IV) from the Schiff base (I) and the reagents (II) and (III); 2. in an enantioselective alkylation process, Schiff bases such as (V) are converted to optically amino acids such as (VII) using electrophilic reagents such as (VI) bearing a chiral leaving group with enantiodifferentiating ability; 3. an enantioselective protonation procedure is used in the third method, i.e. aldimine esters such as (IX) (available from racemate (VIII)) are deprotonated by means of LDA; the resulting anion is then submitted to protonation using DPTA (e.g.
ChemInform Abstract: Acidic Properties of Vanadium Oxide on Titania.
Authors: MIYATA H. , FUJII K. , ONO T.
Published: May 2016

The adsorption of pyridine on V‐Ti oxide containing 1.4‐5.6 wt% vanadium is studied by IR spectroscopy.
ChemInform Abstract: Preparation and Characterization of Phosphine‐Tetraborane(8).
Authors: JOCK C. P. , KODAMA G.
Published: May 2016

Tensimetric titrations of B5H11 with PH3 are performed at different temperatures.
ChemInform Abstract: Nitrate Complex Compounds of Praseodymium.
Authors: ODINETS Z. K. , BARANOVA L. V. , MOLODKIN A. K. , IVANOVA T. N.
Published: May 2016

The novel title compounds MPr(NO3)5·nH2O (M: Mg; n = 11 and M: Ca, Ba; n = 10) are prepared according to a known procedure.
ChemInform Abstract: Synthesis and Nature of the Double Hydrophosphates of Magnesium and Manganese.
Authors: ANTRAPTSEVA N. M. , ZINOVKINA N. V.
Published: May 2016

The title compounds Mg1‐xMnxHPO4·3 H2O (0 < x < 1) are prepared for the first time from mixtures of magnesium and manganese hydroxocarbonates and monophosphoric acid.
ChemInform Abstract: Organosulfur Compounds. Part 69. Optically Active Sulfinates: A New Type of Enantioselective Asymmetric Synthesis and Kinetic Resolution.
Authors: DRABOWICZ J. , LEGEDZ S. , MIKOLAJCZYK M.
Published: May 2016

Optically active sulfinates such as (R)‐(III) or (S)‐(IV) with the sulfur atom as the sole chiral center are prepared by two methods: i) Grignard reaction of the symmetrical sulfites (I) in the presence of an optically active aminoalcohol, and ii) kinetic resolution of the racemic sulfinate (+)‐(IV) through Grignard reaction in the presence of (‐)‐quinine.
ChemInform Abstract: Reaction of 2‐Phenyl‐1,3‐dioxolane and 4‐Phenyl‐1,3‐dioxane with Phenylchlorocarbene.
Authors: SAFIEV O. G. , NAZAROV D. V. , ZORIN V. V. , RAKHMANKULOV D. L.
Published: May 2016

The reaction between the dioxacycloalkanes (I) or (V) and phenylchlorocarbene, generated in situ from benzal chloride (II) under the conditions of phase‐transfer catalysis, is studied for the first time.
ChemInform Abstract: Halogenophilic Substitution in the Reaction of 3‐Methyl‐5‐trichloromethyl‐1,2,4‐oxadiazole (Ia) with the p‐Toluenethiolate Ion.
Authors: GENTILE A. M. , MENCARELLI P.
Published: May 2016

(GENTILE, A. M.; MENCAREL‐ LI , P.; Gazz.
ChemInform Abstract: Reductive Cleavage of 4,5‐Cycloalkanoisoxazolines.
Authors: LAKHVICH F. A. , KHRIPACH V. A. , PYRKO A. N. , ANTONEVICH I. P. , YANKOVA T. V. , KOROLEVA E. V. , AKHREM A. A.
Published: May 2016

Reductive cleavage of the anellated isoxazolines (I) with Raney‐nickel in the presence of acids gives the dihydroxy ketones (II) and/or its dehydration products (III).
ChemInform Abstract: Synthetic Studies of Indoles and Related Compounds. Part 17. The Friedel‐Crafts Acylation of Ethyl Pyrrole‐2‐carboxylate. Scope, Limitations, and Application to Synthesis of 7‐Substituted Indoles.
Authors: MURAKAMI Y. , TANI M. , ARIYASU T. , NISHIYAMA C. , WATANABE T. , YOKOYAMA Y.
Published: May 2016

Treatment of the ethyl pyrrole‐2‐carboxylate (I) with the acyl chlorides (II) under various reaction conditions results in the predominant formation of the 4‐acylpyrroles (III).
ChemInform Abstract: The Preparation of New Perfluoro Ether Fluids Exhibiting Excellent Thermal‐Oxidative Stabilities.
Authors: JONES W. R. , BIERSCHENK T. R. , JUHLKE T. J. , KAWA H. , LAGOW R. J.
Published: May 2016

Diglyme (I) is fluorinated with elemental fluorine to give the perfluorodiglyme (II).
ChemInform Abstract: First Direct Evidence for Nitrile Imine‐Diazo Isomerization. Synthesis of Relatively Stable N‐Silylated Nitrile Imines.
Authors: GRANIER M. , BACEIREDO A. , BERTRAND G.
Published: May 2016

The diazolithium salt (I) reacts with the crowded chlorophosphane (II) to nitrile imine (III) (literature) which hydrolyzes over silicagel to (IV) and (V) or isomerizes to diazo compound (VI).
ChemInform Abstract: Synthesis of Triarylbenzenes via Tandem Aryne Reactions of Aryl Grignards with Polyhalobenzenes.
Authors: GHOSH T. , HART H.
Published: May 2016

The tetrahalobenzene (IV) reacts with the Grignard compounds (III) to yield the triaryl derivatives (II), together with small amounts of the diphenyl derivative (Ia).
ChemInform Abstract: Silicon Modified Reduction and Reductive Alkylation. Application to the Phenanthrene System.
Authors: RABIDEAU P. W. , MARCINOW Z.
Published: May 2016

The bromophenanthrenes (I) react with butyllithium and trimethylsilyl chloride (II) to give the trimethylsilylphenanthrenes (III) which are reduced with lithium in liquid ammonia to form the 9,10‐dihydrophenanthrenes (IV).
ChemInform Abstract: 2(3H)‐ and 2(5H)‐Furanones. An Efficient Synthesis and the Eschenmoser‐Mannich Reaction of N‐Substituted 4‐Amino‐2(5H)‐furanones.
Authors: MOMOSE T. , TOYOOKA N. , NISHI T. , TAKEUCHI Y.
Published: May 2016

Treatment of the β‐tetronic acid (I) with the amines (II) gives the aminofuranones (III) which are coupled with Eschenmoser's salt (IV) to produce the amino(dimethylaminomethyl)furanones (V).
ChemInform Abstract: Synthesis of Carbazoles Related to Carbazomycin, Hyellazole and Ellipticine.
Authors: BERGMAN J. , PELCMAN B.
Published: May 2016

The reaction of the 2‐alkylsubstituted indoles (I) with 2,3‐unsaturated ketones of type (II) yields the desired carbazoles (III).
ChemInform Abstract: Ethynyl Carbocations. Part 1. Reaction of 2,6‐Diaryl‐4‐phenylethynylpyrylium Perchlorates with Oxygen Containing Nucleophiles.
Authors: KOBLIK A. V. , MURAD'YAN L. A. , KOMPAN O. E. , YUFIT D. S. , STRUCHKOV YU. T. , ZHDANOV YU. A. , OLEKHNOVICH L. P. , ZOLOTOVSKOVA G. P.
Published: May 2016

Heating of the pyrylium salts (I) in anhydrous ethanol gives the ketones (II) which are transformed into the pyridines (IV) or the pyridinium salts (VI).
ChemInform Abstract: Synthesis of Some Substituted Dimethyl and Diethyl 4‐(Phenylethynyl)‐2,6‐pyridinedicarboxylates.
Authors: TAKALO H. , KANKARE J. , HAENNINEN E. +
Published: May 2016

The dimethyl dicarboxylates (VI) are prepared by palladium‐catalyzed coupling of the terminal alkynes (IV), derived from (I), with the dicarboxylate (V).
ChemInform Abstract: 1,6‐Diazaphenanthrenes from 1,2‐Dihydro‐4,6‐dimethyl‐2‐(2‐nitrophenyl)pyridine‐3,5‐dicarboxylic Acid Esters.
Authors: GOERLITZER K. + , HEINRICI CH.
Published: May 2016

The nitrophenyldihydropyridines (IV) are irradiated, forming the nitrosophenylpyridines (V) which are transformed into the dimers (VI) in the solid state.
ChemInform Abstract: Oxygen‐17 and Molybdenum‐95 Coupling in Spectroscopic Models of Molybdoenzymes.
Authors: WILSON G. L. , KONY M. , TIEKINK E. R. T. , PILBROW J. R. , SPENCE J. T. , WEDD A. G.
Published: May 2016

(I) (P21/c, Z=4) and (II) (labeled with 41 atom% 17O) are prepared as models for ESR investigations.
ChemInform Abstract: Heterocycles as Ligands. Part 3. Does a 1,1′‐Diazaferrocene Exist?
Authors: KUHN N. , HORN E.‐M. , BOESE R. , AUGART N.
Published: May 2016

The complex (III) is stable in the solid state under argon and in solution at ‐40 °C. At room temp. it decomposes with liberation of THF, the desired diazaferrocene cannot be detected.
ChemInform Abstract: Metal Complexes of 1,10‐Phenanthroline Derivatives. Part 15. Complexes of 2‐(3,5‐Dimethylpyrazol‐1‐yl)‐1,10‐phenanthroline.
Authors: ABUSHAMLEH A. S. , GOODWIN H. A.
Published: May 2016

The title ligand (III), prepared by the interaction of the hydrazino derivative (I) with acetylacetone (II), reacts with corresponding metal salts to yield the complexes (V) (no yields given).
ChemInform Abstract: Synthesis of Isoxazoloprostanoids of the 11‐Deoxy‐E2 Series.
Authors: LAKHVICH F. A. , YANKOVA T. V. , KOROLEVA E. V. , LIS L. G. , AKHREM A. A.
Published: May 2016

Starting from the recently prepared prostaglandin synthon (I) the nitromethyl derivative (III) is prepared.
ChemInform Abstract: Investigations of Solid State Reactions of Binary Polyphosphate‐Fluoride Systems by Means of Thermal Analysis, X‐Ray Diffraction and NMR Spectroscopy. Part 1. System Ba(PO3)2 + BaF2.
Authors: JAEGER C. + , EHRT D. , HAUBENREISSER U.
Published: May 2016

Solid state reaction within the title system yields the fluorophosphate (III), which decomposes at higher temp. according to the scheme.
ChemInform Abstract: Protolytic Properties of Perxenic Acid
Authors: KLAENING U. K. + , APPELMAN E. H.
Published: May 2016

are studied in the pH range ‐0.2 to 13 by conventional and stopped‐flow spectrophotometry.
ChemInform Abstract: Asymmetric Addition of Methyllithium to Di‐p‐tolylsulfine Using Chiral Ligands.
Authors: REWINKEL J. B. M. , PORSKAMP P. A. T. W. , ZWANENBURG B.
Published: May 2016

The asym. addition of MeLi (III) to the sulfine (II) in the presence of chiral ligands (I) to give the sulfoxide (IV) is investigated.
ChemInform Abstract: Rearrangements of Aromatic Carbonyl Arylhydrazones of Benzene, Naphthalene, and Azulene.
Authors: BENINCORI T. , BRADAMANTE PAGANI S. , FUSCO R. , SANNICOLO F.
Published: May 2016

Various carbonyl arylhydrazones such as (I), (IV), (VI), (VII), (IX), (X), (XII), or (XV) are shown to undergo rearrangement reactions in polyphosphoric acid to give products such as (II) + (III), (V) (either from (IV) or (VI)), (VIII) (either from (VII) or (IX)), (XI), (XIII) + (XIV), or (XVI).
ChemInform Abstract: (2 + 2)Photocycloaddition of Acetylacetone to Naphthoates: A Diverse Addition Pattern.
Authors: CHOW Y. L. , LIU X.‐Y. , HU S.
Published: May 2016

Photolysis of excess acetylacetone (I) with the methyl naphthoates (II) or (V) gives the adducts (III) or (VI) and (VII).
ChemInform Abstract: Studies in the Cycloproparene Series: The Behavior of Alkylidenecycloproparenes Toward Nucleophiles and Oxidizing Agents.
Authors: BUCKLAND S. J. , HALTON B. , STANG P. J.
Published: May 2016

The alkylidenecycloproparenes (I) react with KOtBu to give the ring‐expanded heptafulvenes (II).
ChemInform Abstract: Synthesis of (3.3.3)Propellanes by ′Exocyclic′ Transannular Cycloaddition of Olefinic Methylenecyclopropanes.
Authors: YAMAGO S. , NAKAMURA E.
Published: May 2016

Pd‐catalyzed transannular cyclization of the cyclopropylidenemethylenecyclooctanes (I) leads to the formation of the methylene(3.3.3)propellanes (II).
ChemInform Abstract: Synthesis of (2,2,2‐Trifluoroethyl)benzene Derivatives.
Authors: ANDO A. , MIKI T. , KUMADAKI I.
Published: May 2016

The trichloroethylbenzene compounds (III), obtained from the aniline derivatives (I) and 1,1‐dichloroethylene (II), react with antimony trifluoride in the presence of antimony pentachloride to give the title compounds (IV), together with varying amounts of the by‐products (V) ‐(VIII).
ChemInform Abstract: Cyclophanes. Part 2. Preparation and Conformational Properties of 5,14‐Bis(4‐bromophenyl)diimidazolo(32)metacyclophane and a Higher Homolog.
Authors: SASAKI H. , OGAWA K. , IIJIMA Y. , KITAGAWA T. , SHINGU T.
Published: May 2016

The bisisocyano sulfone (I) undergoes ring closure with the bisimine (II) in the presence of a base, producing a mixture of the metacyclophane (III) and (IV).
ChemInform Abstract: Investigation of the Formation of Double‐Ring Silicate Ions in Trimethyl‐(2‐hydroxyethyl) Ammoniumsilicate Solutions.
Authors: RADEMACHER O. , BUSSE S.
Published: May 2016

By means of 29Si NMR spectroscopy the formation of double ring silicate ions is studied after mixing Si(OMe)4 with (HO‐CH2‐CH2‐NMe3)OH in the molar ratio 1:1 in dependence on the time.
ChemInform Abstract: Phosphorylation of Hydroxy Groups via Silylated Intermediates.
Authors: MONTERO J.‐L. , TOIRON C. , CLAVEL J.‐L. , IMBACH J.‐L.
Published: May 2016

Biologically interesting allylic phosphates such as (V) are prepared by a novel route starting from the silylated alcohols (III).
ChemInform Abstract: Synthesis and Structural Characterization of the First Neutral Homoleptic Lanthanide Metal(III) Alkyls: (LnR3) (Ln = La or Sm, R = CH(SiMe3)2).
Authors: HITCHCOCK P. B. , LAPPERT M. F. , SMITH R. G. , BARTLETT R. A. , POWER P. P.
Published: May 2016

Alkylation of the phenoxides (I) with the lithium alkyl (II) yields the lanthanide metal(III) alkyls (III).
ChemInform Abstract: Transition‐Metal Carbonyl Derivatives of the Germanes. Part 17. Tetracarbonylgermyl(trimethylgermyl)iron, (Fe(CO)4(GeH3)(GeMe3)), Its Conversion into ((Fe(CO)4(GeH2))2), and Hence to (Co4Fe2Ge2(CO)21) (Characterized by X‐Ray Crystallography) via (Co4Fe2Ge2(CO)22).
Authors: ANEMA S. G. , AUDETT J. A. , MACKAY K. M. , NICHOLSON B. K.
Published: May 2016

The mixed germane derivative (III) is synthesized according to the scheme and characterized spectroscopically (1H NMR, IR, MS).
ChemInform Abstract: Coordination Kinetics of Some Aliphatic Amines Toward the Photogenerated Transient ′CoH(PPh(OEt)2)3′.
Authors: ONISHI M. , TAKAKI I. , HIRAKI K. , OISHI S.
Published: May 2016

Nitrogen‐laser flash photolysis of (I) in solution in the presence of amines (II) induces dissociation with formation of the coordinatively unsaturated Co(I) title species which reacts with (II) to give (III).
ChemInform Abstract: Gold(II) Complexes with Hard and Soft Donor Ligands. Part 1. Complexes with o‐Aminobenzenethiol.
Authors: KOLEY A. P. , PUROHIT S. , GHOSH S. , PRASAD L. S. , MANOHARAN P. T.
Published: May 2016

The 2:1 molar reaction of o‐aminothiophenol (I) with the gold(III) compound (II) results in the formation of the dimeric Au(II) complex (III) which in refluxing methanol transforms into the isomer (IV).
ChemInform Abstract: Structure and Dynamic Behavior of Palladium(II) Complexes Formed from trans‐N2S2 Macrocyclic Ligands and the Crystal Structure of (PdL1) (PF6)2 (L1: 7,8,17,18‐Tetrahydro‐6H,16H‐dibenzo(g,o) (1,9,5,13)dithiadiazacyclohexadecine).
Authors: CSAVAS J. M. , TAYLOR M. R. , WAINWRIGHT K. P.
Published: May 2016

The title complex (I), prepared from the macrocyclic ligand and PdCl2(MeCN)2 in MeCN at reflux temp., crystallizes in P21/c with Z=2.
ChemInform Abstract: Analogues of the Antiviral Acyclonucleoside 9‐(4‐Hydroxy‐3‐hydroxymethylbutyl)guanine. Part 3. Modification of a 3′‐Hydroxymethyl Group.
Authors: HARNDEN M. R. , JARVEST R. L.
Published: May 2016

Syntheses of the analogues (II), (V) and (VII) of the acyclonucleoside (XI) are performed using the precursors (I), (IV), (VI), the synthesis of which is described.
ChemInform Abstract: Formation and Properties of 2 Tb2O3·Al2O3.
Authors: JERO P. D. , KRIVEN W. M.
Published: May 2016

2 Tb2O3·Al2O3 is prepared using Tb4O7 and AlCl3 as starting materials (separate precipitation of the hydroxides, mixing, calcination at 1100 °C).
ChemInform Abstract: Optical Determination of Magnetization Behavior: A Study of Unstable Metallocenes by Magnetic Circular Dichroism.
Authors: GRAHAM R. G. , GRINTER R. , PERUTZ R. N.
Published: May 2016

Metallocenes are of particular interest because their reactivities are very sensitive to electronic and steric effects.
ChemInform Abstract: A New Approach to Measuring Absolute Metal‐Ligand Bond Disruption Enthalpies in Organometallic Compounds. The ((CH3)3SiC5H4)3U‐System.
Authors: SCHOCK L. E. , SEYAM A. M. , SABAT M. , MARKS T. J.
Published: May 2016

The bond disruption enthalpies in the series of compounds (III) are discussed in terms of steric and electronic factors.
ChemInform Abstract: Carbomethoxylation of Propylene Catalyzed by Sulfonated Resin‐Supported Cationic Palladium Catalysts.
Authors: CHANG B.‐H.
Published: May 2016

The cationic Pd(II) complex (Pd(NCMe)(PPh3)3) (BF4)2 is supported onto sulfonated resins e.g. Nafion‐H and Nafion.
ChemInform Abstract: Mannich Reactions of Nucleophilic Aromatic Compounds Involving Aminals and α‐Amino Ethers Activated by Chlorosilane Derivatives. Catalysis by Chlorotrimethylsilane.
Authors: HEANEY H. , PAPAGEORGIOU G. , WILKINS R. F.
Published: May 2016

Chlorotrimethylsilane‐promoted aminomethylation of the furans (I), of 1‐methylpyrrole (IV), and 1‐methylindole (VIII) with the α‐amino ethers (II) and (V) yields the heterocyclic aminomethyl derivatives (III), (VI) and (VII), or (IX).
ChemInform Abstract: An Improved Procedure for the Conversion of 3,3‐Disubstituted 1,4‐Cyclohexadienes to 2,5‐Cyclohexadien‐1‐ones.
Authors: SCHULTZ A. G. , TAVERAS A. G. , HARRINGTON R. E.
Published: May 2016

The 1,4‐cyclohexadienes (I) are converted into the cyclohexadienones (II) by oxidation with tert‐butyl hydroperoxide and pyridinium dichromate.
ChemInform Abstract: Synthesis and Antibacterial Activity of Some Quinazoline‐Containing Oxadiazoline‐5‐thione Moieties.
Authors: AHMED A. E.‐H. N. , ABD‐ALLA M. A. , EL‐ZOHRY M. F.
Published: May 2016

Reaction of the quinazolylacetic acids (I) with ethanol (II) yields the corresponding ethyl esters (III).
ChemInform Abstract: Chelation‐Controlled Enantioselective Synthesis of Key Intermediates for the Preparation of Carbapenem Antibiotics PS‐5 and 1β‐Methyl‐PS‐5.
Authors: GENNARI C. , COZZI P. G.
Published: May 2016

Reaction of the chiral N‐methylephedrine derivative (I) with the aldehydes (II) in the presence of titanium tetrachloride gives the aldol condensation products (III).
ChemInform Abstract: Organo‐Transition‐Metal Chemistry of Highly Fluorinated Ligand Systems. Part 3. Reactivity of CpTiCl3 Toward AgMF6: Identification and Stability of CpTi(MF6)3 (M: As, Sb).
Authors: KLAPOETKE T. +
Published: May 2016

The Ti(IV) trichloride (I) reacts at ‐50 °C in SO2 spontaneously with three equiv. AgMF6 (II) to give quantitatively the title compounds (III).