bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Hydrolysis of Bismetallic Complexes of Linalyldiphosphate and Their Participation in the Biosynthesis of Cyclic Monoterpenes
Authors: PORTILLA G. , ROJAS M. C. , CHIONG E. , CORI O.
Published: May 2016

(dissociation constants for the conjugated acids and the mono‐ and bismetallic (Mg2+,Mn2+) complexes of (I)‐(III); kinetics of the hydrolysis of (Ib) with and without the addition of MgSO4 or MnSO4 (influence of the nature of the leaving group).
ChemInform Abstract: Tandem Cyclopropanation/Cope Rearrangement Sequence. Stereospecific (3+4)Cycloaddition Reaction of Vinylcarbenoids with Cyclopentadiene.
Authors: DAVIES H. M. L. , SMITH H. D. , KORKOR O.
Published: May 2016

Rh(II)‐catalyzed decomposition of the diazo diester (I) in the presence of the alcohols (II) gives the α‐alkoxy esters (III) which are diazotized to form the compounds (V).
ChemInform Abstract: Reaction of Diazonium Salts with Transition Metals. Part 13. Palladium‐Catalyzed Carbonylative Coupling of Arenediazonium Salts with Organotin Reagents to Give Aromatic Ketones.
Authors: KIKUKAWA K. , IDEMOTO T. , KATAYAMA A. , KONO K. , WADA F. , MATSUDA T.
Published: May 2016

Various aromatic ketones such as (IV) or (VII) are prepared from the arenediazonium salts (I) or (V).
ChemInform Abstract: Benzoylthiocholine Derivatives as Substrates for Pseudocholinesterase: Synthesis and Application.
Authors: YAMADA M. , MARUI Y. , HAYASHI C. , TAKEMURA S.
Published: May 2016

The acylation of the aminothiol (I) with the aroyl chlorides (II) produces the thiolesters (III) which are quaternized giving the iodides (IV).
ChemInform Abstract: Synthetic Reaction Using Iron(III) Chloride. Part 2. The Chlorination of Benzhydrols with Iron(III) Chloride.
Authors: YAMAMOTO J. , AKIMORI S.
Published: May 2016

Chlorination of the benzhydrols (I) with FeCl3 yields the chlorodiphenylmethanes (II).
ChemInform Abstract: Electro‐Hydrodimerization of Enones in the Presence of Metal Salts.
Authors: BERTHELOT J. , GUETTE C. , FOURNIER F. , DAVOUST D.
Published: May 2016

Electrolysis of the diarylenones (I) in the presence of the metal chlorides (II) yields the acyclic dimers (III) and the cyclic dimers (IV).
ChemInform Abstract: Synthesis and Rearrangements of 1,1′‐Bi(benzocyclobutylidene) and Its Derivatives.
Authors: BARTON J. W. , SHEPHERD M. K.
Published: May 2016

The benzocyclobutenes (III) are prepared from the components (I) (from anthranilic acid) and (II).
ChemInform Abstract: Stereoselective Synthesis of trans‐2‐Aryl‐3‐(2‐pyridyl)aziridines from an α‐Silyl Carbanion.
Authors: KONAKAHARA T. , MATSUKI M. , SUGIMOTO S. , SATO K.
Published: May 2016

Reaction of the α‐silyl carbanion derived from (I) with the oxime ethers (II) gives the trans‐aziridines (III) together with small amounts of the aminoethenes (IV) (NMR‐yields are given in the scheme; isolated yields are 60‐83% for (IIIa) and (IIIb) and 11% for (IIIc); (IIId) is unstable).
ChemInform Abstract: Acyclic Stereochemical Control Using Hexacarbonyldicobalt‐Stabilized Propargyl Cations. A Highly Stereoselective Route to 1β‐Methylcarbapenem Precursors.
Authors: PRASAD J. S. , LIEBESKIND L. S.
Published: May 2016

The azetidinone (I) reacts with nucleophiles such as (II) to give the derivatives (III).
ChemInform Abstract: Synthesis of Substituted 3‐Hydroxy‐4‐alkoxycarbonyl‐2‐azetidinones.
Authors: KOLASA T. , MILLER M. J.
Published: May 2016

The anhydride (II), prepared from L‐tartaric acid (I), reacts with O‐benzylhydroxylamine (III) to give the hydroxamate ester (IV).
ChemInform Abstract: Acid‐Catalyzed Regioselective Acylation of α‐Silylallylic Sulfides and Its Application to a Novel Cyclopentannelation and Furan Annelation.
Authors: HIROI K. , SATO H. , CHEN L.‐M. , KOTSUJI K.
Published: May 2016

The allyl aryl thioethers (I) react after metallation with trimethylsilyl chloride (II) to give the silyl thioethers (IIIa) ‐ (IIIf).
ChemInform Abstract: Heterocyclization of Some Phenols with Hydroxylated 2‐Allyl Side Chain.
Authors: DAVID M. , SAULEAU J. , SAULEAU A.
Published: May 2016

The title reaction of the phenols (I) leads to the furan derivatives (II) as major products.
ChemInform Abstract: Cyanide as an Efficient and Mild Catalyst in the Aminolysis of Esters.
Authors: HOEGBERG T. + , STROEM P. + , EBNER M. , RAEMSBY S. +
Published: May 2016

The kinetic of the ammonolysis of the pyrrolidinecarboxylate (I), yielding the amide (II), is investigated in the presence of catalysts such as (dimethylamino)pyridine, 2‐hydroxypyridine, imidazole, or sodium cyanide.
ChemInform Abstract: Indole Derivatives. Part 129. Reaction of 5‐Vinylindole with Brominating Agents.
Authors: STAROSTENKO N. E. , AVDEEVA N. O. , ZEIBERLIKH F. N. , KURKOVSKAYA L. N. , SUVOROV N. N.
Published: May 2016

Bromination of 5‐vinylindole (Ia) with pyridinium perbromide in pyridine gives the 3‐bromoindole (II), whereas bromination of the 1‐acetylindole (Ib) leads to the formation of the dibromoethyl compound (III).
ChemInform Abstract: 1‐Substituted 5‐Dialkylaminomethyl‐1,5,6,7‐tetrahydroindazol‐4‐ones with Antiinflammatory and Analgesic Activity.
Authors: MOSTI L. , MENOZZI G. , SCHENONE P. , TORTORA G. , DI MAURO G. , LAMA M. , MARMO E.
Published: May 2016

The Mannich bases (III) and (IV) are prepared by heating the indazolones (I), paraformaldehyde and the hydrochlorides (II) of secondary amines.
ChemInform Abstract: Some Newer Imidazolones and Their Antiinflammatory Activity.
Authors: PANDE K. , KALSI R. , BHALLA T. N. , BARTHWAL J. P.
Published: May 2016

Reaction of the imidazolones (I) with the amines (II) in the presence of paraformaldehyde (III) leads to the formation of the phenylaminoethylimidazolones (IV).
ChemInform Abstract: Generation and Physical Properties of Enamines Related to the Key Intermediate in Thiamine Diphosphate Dependent Enzymatic Pathways.
Authors: JORDAN F. , KUDZIN Z. H. , RIOS C. B.
Published: May 2016

The thiazolium models (I) are synthesized (no details given).
ChemInform Abstract: A Novel Synthesis of 4‐Phenyl‐1,2,3,4‐tetrahydroisoquinolin‐4‐ols with Zerovalent Nickel.
Authors: KIHARA M. , ISHIDA Y. , KOBAYASHI S.
Published: May 2016

Treatment of the ketones (III) with Ni(0) (generated in situ) does not yield the expected fused tricyclic systems but the title compounds (IV).
ChemInform Abstract: Preparation and Analgesic Activity of Some Tetrahydroquinolines and Tetrahydroisoquinolines.
Authors: FERRANTI A. , GARUTI L. , GIOVANNINETTI G. , GAGGI R. , RONCADA P. , NARDI P.
Published: May 2016

The quinolines (I) and the isoquinoline (IV) are converted to the tetrahydro derivatives (II) or (V) by treatment with borane ‐ pyridine.
ChemInform Abstract: Synthesis and the Structure of Carbazole Dioxazines.
Authors: NISHI H. , HIRASAWA Y. , KITAHARA K.
Published: May 2016

Coupling the carbazole (I) with the tetrachloroquinone (II) yields the N,N'‐disubstituted diaminoquinone (III) which is cyclized by various methods to produce the linear bisoxazine pigment (IV) or the angular bisoxazine (V).
ChemInform Abstract: Preparation of 3‐Azetidinols with Non‐Bulky 1‐Alkyl Substituents.
Authors: HIGGINS R. H. , EATON Q. L. , WORTH L. JUN. , PETERSON M. V.
Published: May 2016

1,3‐Dichloro‐2‐propanol (Ia) is converted to the tetrahydropyranyl ether (Ib) or the trimethylsilyl ether (Ic).
ChemInform Abstract: Phosphorylation of Alcohols Through the Acid‐Catalyzed Fragmentation of α‐Oxyiminophosphonates.
Authors: BREUER E. , KARAMAN R. , LEADER H. , GOLDBLUM A.
Published: May 2016

Dimethyl benzoylphosphonate (II) reacts with hydroxylamine to give the dimethyl hydroxyiminobenzylphosphonate (Ic) which is dealkylated on treatment with lithium bromide, producing the lithium phosphonate (Id).
ChemInform Abstract: Time‐Resolved IR Characterization of cis‐ and trans‐(LW(CO)4(solvent)) (L = PPh3, P(O‐i‐Pr)3, and P(OEt)3) in n‐Heptane Solution: The Solvent as a Token Ligand in Short‐Lived Reaction Intermediates.
Authors: DOBSON G. R. , HODGES P. M. , HEALY M. A. , POLIAKOFF M. , TURNER J. J. , FIRTH S. , ASALI K. J.
Published: May 2016

Time‐resolved IR studies provide confirmation that both title isomers are important intermediates in the photolysis of LW(CO)5 and cis‐(Pip)LW(CO)4 compounds (Pip: piperidine).
ChemInform Abstract: High Oxidation State Monopentamethylcyclopentadienyl Tungsten Methyl Complexes Including the First d0 Complex Containing a Highly Distorted Methylene Ligand, W(η5‐C5Me5)(CH3)3(CH2).
Authors: LIU A. H. , MURRAY R. C. , DEWAN J. C. , SANTARSIERO B. D. , SCHROCK R. R.
Published: May 2016

Addition of the dimeric chloro‐W compound (II), prepared as shown, to MeMgCl (III) yields the thermally stable tetragonal‐pyramidal tetramethyl derivative (IV).
ChemInform Abstract: Synthesis and Characterization of New Heterobimetallic Iron‐Cobalt Complexes with Ethenyl Bridges CR2=CHR1 (R1: H or C(O)OMe, R2: C(O)OMe or C(O)OEt). X‐Ray Structure of (FeCo(CO)6(μ‐MeOC(O)C=C(H)C(O)OMe)).
Authors: MOLDES I. , ROS J. , MATHIEU R. , SOLANS X. , FONT‐BARDIA M.
Published: May 2016

The reaction of the mononuclear anionic Fe complexes (I) with Co2(CO)8 (II) yields the heterobimetallic μ‐ethenyl complexes (III), while the analogous Fe complex (IV) reacts with (II) to form the title complex (V) in which one ester group of the μ‐ethenyl ligand is coordinated via a carbonyl‐O atom to Fe.
ChemInform Abstract: Cooligomerization of Diphenylketene and Ethylene Promoted by (η5‐Cyclopentadienyl)bis(ethylene)cobalt(I): Synthesis and X‐Ray Structure of a Heterocycle Containing Cobalt(III).
Authors: GAMBAROTTA S. , STELLA S. , FLORIANI C. , CHIESI‐VILLA A. , GUASTINI C.
Published: May 2016

The chelate ring in (III) is a structural model for some precursors of metal‐catalyzed co‐cyclization of different functionalities.
ChemInform Abstract: Transition Metal Complexes with Sulfur Ligands. Part 28. Ruthenium Complexes of the Pentadentate Thioether Thiolate Ligands dpttd2‐ (2,3,11,12‐Dibenzo‐1,4,7,10,13‐pentathiatridecane(‐2)) and the Sterically Demanding Derivative tBu4‐dpttd2‐ (14,16,18,20‐Tetra(t‐butyl)‐2,3,11,12‐dibenzo‐1,4,7,10,13‐pentathiatridecane(‐2)).
Authors: SELLMANN D. , BINKER G. , MOLL M. , CAMPANA C. E.
Published: May 2016

According to the scheme, the template alkylation of 1,2‐benzenedithiolate by bis(β‐bromoethyl) sulfide (III) yields Ru(CO)2(dpttd) which is thermally converted into the monocarbonyl complex (IV).
ChemInform Abstract: Hydrogen‐Bonded Cluster Carboxylic Acid: ((μ‐H)3(CO)9Os3(μ3‐CCOOH))2.
Authors: KRAUSE J. , JAN D.‐Y. , SHORE S. G.
Published: May 2016

The title cluster (II) is prepared from the reaction of (I) with an H2O‐HCl mixture at room temperature.
ChemInform Abstract: Studies of a Peptide Antibiotic “Gratisin”. Part 2.
Authors: TAMAKI M. , TAKIMOTO M. , MURAMATSU I.
Published: May 2016

Gratisin, a peptide antibiotic which shows activity against Bacillus subtilis 720, has been isolated from Bacillus brevis Y‐33. Synthetic studies have shown that the "gratisin"‐related peptide (I) exhibits the same activity against B. subtilis as gramicidin S‐1. In order to investigate the structure‐activity relationship of (I), its analogues (II) and (III) are synthesized using common methods.
ChemInform Abstract: The Synthesis of Aromatic Leukotriene Analogues: Regioselective Trapping of 2,4′‐Dilithiophenylethyne.
Authors: FURBER M. , TAYLOR R. J. K. , BURFORD S. C.
Published: May 2016

The leukotriene analogues (VIIIb) and (XII) are synthesized via the bright‐pink title anion (III) which is regioselectively trapped at the 4'‐site to give the precursors (V) and (XI), respectively.
ChemInform Abstract: Synthesis on 1,4‐Diaminocyclitol Antibiotics. Part 4. Synthesis of 7′‐Phenylfortimicin A and 7′‐Phenyl‐6′‐epifortimicin A.
Authors: KANAI K. , OGAWA S. , SUAMI T.
Published: May 2016

The title compounds (XVIIa) and (XVIIb) are prepared.
ChemInform Abstract: Organic Synthesis with Sulfones. Part 51. Nucleophilic Substitutions of Allylic Sulfones.
Authors: JULIA M. , NEL M. , UGUEN D.
Published: May 2016

The tosyl group in the allylic sulfones (I) can be displaced by a variety of nucleophiles to give the products shown in the scheme.
ChemInform Abstract: Charge‐Transfer Complexes and Reactivity in Diels‐Alder Cycloadditions.
Authors: SUSTMANN R. , DERN M. , KASTEN R. , SICKING W.
Published: May 2016

The cycloadducts (IV) and (V) are obtained analogously to (III).
ChemInform Abstract: Regiospecific Intramolecular Reaction of an Alkene Group with the Benzene Ring of a Triplet Ketone.
Authors: WAGNER P. J. , NAHM K.
Published: May 2016

The photochemistry of o‐ and p‐alkenyloxyphenyl alkyl ketones described in principle by (I) is studied (irradiation at 313 nm in degassed MeCN solutions at various ketone concentration; also in the presence of varying concentrations of the triplet quencher 2,5‐dimethyl‐2,4‐hexadiene).
ChemInform Abstract: Sodium Iodide ‐ Chlorotrimethylsilane (or Boron Trifluoride Etherate) and Zinc ‐ Chlorotrimethylsilane: Mild Reagent Systems for the Conversion of Enediones into 1,4‐Diketones.
Authors: VANKAR Y. D. , KUMARAVEL G. , MUKHERJEE N. , RAO C. T.
Published: May 2016

The enediones (Ia) ‐ (Ic) and the maleic acid diester (Id) are converted to the corresponding 1,4‐dicarbonyl compounds (II) by three reagent systems.
ChemInform Abstract: Multistep Reversible Redox Systems. Part 48. 1,3‐Bisquinone Methide Cyclobutanes and Related Bicyclo(1.1.0)butanes: Syntheses and Redox Properties.
Authors: FREUND W. , HUENIG S. +
Published: May 2016

The bisquinone methide cyclobutanes (III) and (V) are synthesized by coupling the corresponding diazo compounds (I) or (IV) with the cyclobutanedithiones (II).
ChemInform Abstract: Studies in the Cycloproparene Series: The Generation and Trapping of 1H‐Cyclopropa(l)phenanthrene.
Authors: DENT B. R. , HALTON B.
Published: May 2016

The title compound (IX) is prepared starting from the phenanthrene (I) and trapped with furan (VIII) as the cycloadducts (X) and (XI).
ChemInform Abstract: Products of the Reductions of 2‐Nitroimidazoles.
Authors: MCCLELLAND R. A. , PANICUCCI R. , RAUTH A. M.
Published: May 2016

Irradiation of misonidazole (Ia) and its methyl analogue (Ib) yields the corresponding glyoxal‐guanidine adducts (II) and (III).
ChemInform Abstract: The Cycloadditions of Nitrones with Fluoroallene.
Authors: DOLBIER W. R. JUN. , WICKS G. E. , BURKHOLDER C. R.
Published: May 2016

Fluoroallene (I) is coupled with the nitrones (II) to yield the isoxazolidine (IIIa) as the main product, together with the isomer (IIIb).
ChemInform Abstract: Carbene‐Analogous Reactions of the Products of Dehalogenation of Dichloro(diisopropylamino)borane with Aromatic Compounds and 1,2‐Dimethoxyethane.
Authors: MELLER A. , MARINGGELE W. , ELTER G. , BROMM D. , NOLTEMEYER M. , SHELDRICK G. M.
Published: May 2016

Sodium complexes of the aromatic compounds (I) and (IVa) react with the borane (II) to give the products (III) and (V), respectively.
ChemInform Abstract: Boron‐Nitrogen Compounds. Part 113. B‐Halogenated Pyrazaboles.
Authors: CLARKE C. M. , DAS M. K. , HANECKER E. , MARIATEGUI J. F. , NIEDENZU K. , NIEDENZU P. M. , NOETH H. + , WARNER K. R.
Published: May 2016

Some of the starting B‐tetrahydropyrazaboles, (IIIa) and (IIIb), are synthesized in a general procedure according to the scheme.
ChemInform Abstract: Ethylidenephosphorane ‐ Ethenylfluorophosphorane (λ5σ4P‐λ5σ5P) Rearrangement.
Authors: HEINE J. , ROESCHENTHALER G.‐V. +
Published: May 2016

The methoxyphospholane (I) reacts with the perfluorodithietane (II) to furnish the 2‐perfluoroethylidene‐1,3,2λ5σ4‐dioxaphospholane (III) which rearranges on standing at room temp. to form the 2‐perfluoroethenyl‐2‐fluoro‐1,3,2λ5σ5‐dioxaphospholane (IV).
ChemInform Abstract: Silicon Compounds with Strong Intramolecular Sterical Interactions. Part 30. Phosphasilirenes, 3‐Membered Rings Containing PC Double Bonds.
Authors: SCHAEFER A. + , WEIDENBRUCH M. , SAAK W. , POHL S.
Published: May 2016

The title compounds (V) are the first examples of 3‐membered rings containing a P=C bond.
ChemInform Abstract: Neutral Water‐Soluble Post‐Transition‐Metal Chelate Complexes of Medical Interest: Aluminum and Gallium Tris(3‐hydroxy‐4‐pyronates).
Authors: FINNEGAN M. M. , LUTZ T. G. , NELSON W. O. , SMITH A. , ORVIG C.
Published: May 2016

The Al and Ga chelate complexes (I) are prepared from aqueous solutions of the metal salts with the appropriate 3‐hydroxy‐4‐pyrone ligand at pH 5‐9. The yields are high, depending on the water solubility of the complex and the respective ligand.
ChemInform Abstract: Coordination Chemistry of Group 14 Metalloles. Part 3. Synthesis and Reactivity of 1,1‐Dimethyl‐ and 1,1,3,4‐Tetramethylsilole and 1,1,3,4‐Tetramethylgermole Complexes.
Authors: BURNS G. T. , COLOMER E. , CORRIU R. J. P. , LHEUREUX M. , DUBAC J. , LAPORTERIE A. , ILOUGHMANE H.
Published: May 2016

The title metalloles (I) are effective ligands for transition‐metal complexes.
ChemInform Abstract: Structural and Magnetic Properties of a Novel Pentacopper(II) Cluster Involving a Trinucleating Catechol Ligand.
Authors: GOJON E. , GAILLARD J. , LATOUR J.‐M. , LAUGIER J.
Published: May 2016

The new catechol ligand (IV), prepared as shown and characterized by elemental analysis and 1H and 13C NMR spectra, reacts with copper nitrate (V) in methanol in the presence of triethylamine to the novel title cluster (VI) (no yield given).
ChemInform Abstract: Copper(II) Complexes with Para‐ and Diamagnetic Semicarbazone Ligands.
Authors: OWTSCHARENKO W. I. , SCHNELL E. , SCHWARZHANS K.‐E.
Published: May 2016

The Cu complexes (I) and (IX) of the stable free radical ligand and the complexes (VI), (VIII), and (XI) of the analogous hydroxylamine are prepared as shown in the scheme.
ChemInform Abstract: Synthesis and Redox Properties of the Unsymmetrical, Oxo‐Bridged Complex ((bpy)2(py)Ru(III)ORu(III)(H2O)(bpy)2)4+.
Authors: DOPPELT P. , MEYER T. J.
Published: May 2016

The μ‐oxo ions (III) and (IV) are prepared as shown and their redox properties in water and acetonitrile are investigated by electrochemical techniques.
ChemInform Abstract: Heterobinuclear Transition‐Metal Complexes. Synthesis and Optical Metal to Metal Electron Transfer.
Authors: VOGLER A. , OSMAN A. H. , KUNKELY H.
Published: May 2016

The synthesis of the title complexes is described.
ChemInform Abstract: Transition‐Metal Compounds as New Reagents for Selective Cross‐Linking of Proteins. Synthesis and Characterization of Two Bis(cytochrome c) Complexes of Platinum.
Authors: PEEREY L. M. , KOSTIC N. M.
Published: May 2016

It is shown for the first time that proteins, exemplified by cytochrome c, can be cross‐linked selectively via transition‐metal compounds to form stable protein complexes.
ChemInform Abstract: Andrimid, a New Peptide Antibiotic Produced by an Intracellular Bacterial Symbiont Isolated from a Brown Planthopper.
Authors: FREDENHAGEN A. , TAMURA S. Y. , KENNY P. T. M. , KOMURA H. , NAYA Y. , NAKANISHI K. , NISHIYAMA K. , SUGIURA M. , KITA H.
Published: May 2016

The structure of the title compound (I), isolated from Nilaparvata lugens, is established by degradation reactions and physical methods.
ChemInform Abstract: Sucrochemistry. Part 40. Branched‐Chain Sucrose: Synthesis of 4,1′,6′‐ Trichloro‐4,1′,4′,6′‐tetradeoxy‐4′‐C‐methyl‐galacto‐sucrose.
Authors: KHAN R. , PATEL G.
Published: May 2016

Treatment of the 3',4'‐lyxo‐epoxide (II), prepared from (I) in two steps, with lithium dimethylcuprate yields after acetylation the 4'‐C‐ methyl derivative (III), together with the 3'‐eno compound (IV).
ChemInform Abstract: Sucrochemistry. Part 38. Ring‐Opening Reactions of Sucrose Epoxides: Synthesis of 4′‐Derivatives of Sucrose.
Authors: KHAN R. , JENNER M. R. , LINDSETH H. , MUFTI K. S. , PATEL G.
Published: May 2016

Starting with the sucrose derivative (I), the lyxo‐epoxides (IIIa) ‐ (IIId) are prepared.
ChemInform Abstract: A Novel Synthesis of Substituted 3‐Aminopenems.
Authors: BARKER A. J. , TEALL M. R. , JOHNSON G.
Published: May 2016

The 3‐phenoxypenems (I) react with the amines (II), yielding the 3‐amino derivatives (III).
ChemInform Abstract: A New Class of High‐Temperature Superconductors
Authors: ANDRES K.
Published: May 2016

Review: (6 refs.
ChemInform Abstract: Kinetics and Mechanism of General‐Acid‐Assisted Oxidation of Bromide by Hypochlorite and Hypochlorous Acid.
Authors: KUMAR K. , MARGERUM D. W.
Published: May 2016

The kinetic results obtained for the oxidation of bromide by HOCl or OCl‐ show that the reaction is general‐acid‐assisted.
ChemInform Abstract: Investigations at Nickel Oxide Mixed Catalysts. Part 16. Reduction Behavior of Amorphous NiO‐Al2O3/SiO2 Catalysts.
Authors: WENDT G. , JUSEK M. , MAY M.
Published: May 2016

The reduction behavior of NiO‐Al2O3/SiO2 catalysts, prepared by coprecipitation from the corresponding nitrates, depends on the phase composition (amorphous layered Ni and Ni‐Al silicates, Ni spinels, Ni oxide) and the differences between the compositions of surface and bulk.
ChemInform Abstract: 1,3‐Dipolar Cycloaddition Reactions of Nitrilimines with 1‐Aroyl‐4,5dihydro‐3,4,4‐trimethyl‐5‐methylene‐1H‐pyrazoles. Synthesis of 6‐Aroyl‐ 8,9,9‐trimethyl‐1,2,6,7‐tetrazaspiro(4.4)nona‐2,7‐dienes.
Authors: PAPADOPOULOS S. , STEPHANIDOU‐STEPHANATOU J.
Published: May 2016

The 1,3‐dipolar cycloaddition of the nitrilimines (II) with the methylenepyrazoles (III) gives the spirocyclic adducts (IV) and/or the acyl hydrazones (V) which are also obtained from (IV) by treatment with bases or pyrolysis.
ChemInform Abstract: Reaction of 3,4‐Dibromo‐2,5‐dimethylthiophene‐1,1‐dioxide with Piperidine. X‐Ray Structure Determination of 3‐Bromo‐2‐methyl‐4‐piperidino‐5‐piperidinomethyl‐cis‐4,5‐dihydrothiophene‐1,1‐dioxide.
Authors: GRONOWITZ S. , NIKITIDIS G. , HALLBERG A. , STALHANDSKE C.
Published: May 2016

Contrary to an earlier report (Melles, 1952), the reaction of the thiophenedioxide (III) with piperidine (II) in benzene at room temp. does not yield the product suggested at that time but (I) (space group P1 with Z=2).
ChemInform Abstract: The Superconductive Compound of the Ba‐Y‐Cu Oxide.
Authors: ONO A. , TSUTSUMI M.
Published: May 2016

A novel compound of the title system, Ba4Y2Cu7O14, has been prepared by annealing a stoichiometric mixture of Y2O3, BaCO3, and CuO (900 °C, 10‐15 h, no yield given).
ChemInform Abstract: Interactions in the System As2S3‐InTe.
Authors: ALIEV I. I. , RUSTAMOV P. G. , MAKSUDOVA T. F. , ALIEV F. G.
Published: May 2016

The title system is investigated and a phase diagram is constructed for the first time.
ChemInform Abstract: The Rate Constant for the Reaction of Atomic Oxygen with Phosphine at 298 K
Authors: STIEF L. J. , PAYNE W. A. , NAVA D. F.
Published: May 2016

has been measured by flash photolysis combined with time‐resolved detection of O(3P) via resonance fluorescence to be k = 3.6·10‐11 cm3 s‐1 The rate constant is shown to be invariant with (PH3), initial (O), and total pressure (Ar).
ChemInform Abstract: Assessment of the π‐Acceptor Capability of Selected Ligands Based on the Photoelectron Spectra of Ruthenium Ammine Complexes.
Authors: SHEPHERD R. E. , PROCTOR A. , HENDERSON W. W. , MYSER T. K.
Published: May 2016

The ESCA spectra for a series of Ru(II) and Ru(III) ammine complexes (I) are recorded and binding energies are determined.
ChemInform Abstract: Electrochemical Oxidation of 1‐Phenylthio‐1‐trimethylsilylalkanes.
Authors: YOSHIDA J. , ISOE S.
Published: May 2016

The 1‐phenylthio‐1‐trimethylsilylalkanes (I) are subjected to electrolysis in methanol (II), producing the dimethyl acetals (III).
ChemInform Abstract: Generation of the Distonic Ion CH2NH·+ 3: Nucleophilic Substitution of the Ketene Cation Radical by Ammonia and Unimolecular Decarbonylation of Ionized Acetamide.
Authors: DREWELLO T. , HEINRICH N. , MAAS W. P. M. , NIBBERING N. M. M. , WEISKE T. , SCHWARZ H.
Published: May 2016

The combined application of FT ICR and tandem MS, complemented by ab initio MO calculations, provides a relatively detailed description of crucial aspects of the potential energy surface of ionized acetamide (CH3CONH·+ 2) and the complexes formed in ion/molecule reactions of ionized ketene (CH2CO·+) with NH3.
ChemInform Abstract: Allylcerium(III) Compounds, Powerful New Synthetic Reagents. A New Stereocontrolled Approach to Olefins and Methylene‐Interrupted Polyenes.
Authors: GUO B.‐S. , DOUBLEDAY W. , COHEN T.
Published: May 2016

Simple procedures are presented for securing 1,2‐addition of allyl phenyl sulfides to aldehydes and enals mainly at the least substituted terminus of the allyl anions formed from the sulfides resulting in either cis or trans homoallylic alcohols with high stereocontrol.
ChemInform Abstract: Photoreduction and Photoaddition Reactions of Pyrenediones.
Authors: TINTEL C. , TERHEIJDEN J. , LUGTENBURG J. , CORNELISSE J.
Published: May 2016

The environmental pollutants 1,6‐ (I), 1,8‐ (III), and 4,5‐pyrenedione (V) are reduced upon irradiation with visible light to give the corresponding dihydropyrenes (II), (IV), and (VIa) which are very sensitive to air.
ChemInform Abstract: Studies in the Rearrangement of Spiranes: Synthesis of 1′,2′,3′,4′‐Tetrahydrospiro(indan‐2,2′‐naphthalene) and Its Derivatives and Their Rearrangement on Catalytic Dehydrogenation.
Authors: CHATTERJEE D. N. , GUHA J.
Published: May 2016

The title compounds (III) are synthesized starting from the reaction of the anhydride (I) and the aromatic hydrocarbons (II).
ChemInform Abstract: Stereocontrolled Preparation of Tetrahydrofurans by Acid‐Catalyzed Rearrangement of Allylic Acetals.
Authors: HOPKINS M. H. , OVERMAN L. E.
Published: May 2016

Rearrangement reaction of the acetals (IV) (obtained from the respective compound (I), (II) and (III)) under the conditions shown in the scheme affords the tetrahydrofurans (V).
ChemInform Abstract: Selenium Dioxide Catalyzed Oxidation of Secondary Amines with Hydrogen Peroxide. Simple Synthesis of Nitrones from Secondary Amines.
Authors: MURAHASHI S.‐I. , SHIOTA T.
Published: May 2016

The secondary amines (I) are oxidized with hydrogen peroxide in the presence of selenium dioxide to give the nitrones (II).
ChemInform Abstract: High Diastereoselectivity Observed in the Vinylation Reaction of α,β‐Epoxy Aldehydes with β‐Silylphosphorous Ylide.
Authors: IIO H. , MIZOBUCHI T. , TOKOROYAMA T.
Published: May 2016

The epoxy aldehydes (Ia) ‐ (Id) react with the silylethylidenephosphorane (II) to form the O‐silylated epoxyallyl alcohols (III).
ChemInform Abstract: Reaction of Dimethylaminomethylenephenylphosphine with Aluminum Hydride.
Authors: IONKIN A. S. , ERASTOV O. A. , ARBUZOV B. A.
Published: May 2016

The methylenephosphine (I) and AlH3 (II) form the complex (III) which reacts with acetylacetone (IV) to give (I) and the acetylacetonate (V).
ChemInform Abstract: An Arbuzov‐like Reaction in the Trimethyl Phosphite‐η2‐Silaacyl Adduct (η5‐C5Me5)Cl3Ta(η2‐OC(SiMe3)(P(OMe)3)).
Authors: ARNOLD J. , TILLEY T. D. , RHEINGOLD A. L. , GEIB S. J.
Published: May 2016

The title compound is formed upon addition of (II) to the reactive η2‐silaacyl derivative (I) and prepared more conveniently starting with (IV).
ChemInform Abstract: Cupracarboranes Containing a closo‐Cu(I)C2B9 Geometry. Synthesis and Structure of ((PPh3)CuC2B9H11)‐ and ((PPh3)2Cu2(μ‐H)2C2B9H9).
Authors: DO Y. , KANG H. C. , KNOBLER C. B. , HAWTHORNE M. F.
Published: May 2016

Depending on the absence or presence of the bis(phosphoranylidene)ammonium cation (IV) the salt (I) reacts with the copper chlorides (II) to form either the dinuclear closo‐compound (III) or the mononuclear product (V).
ChemInform Abstract: Oxidative Addition Reaction of 1,3‐Dialkyl‐5‐fluoro‐6‐iodouracils to Low‐Valent Transition Metal Complexes.
Authors: URATA H. , TANAKA M. , FUCHIKAMI T.
Published: May 2016

The 5‐fluorouracils (I) are converted to the 5‐fluoro‐6‐iodouracils (II) which are coupled with the complexes (III) to produce the organometallic compounds (IV).
ChemInform Abstract: The Synthesis of Ar‐abietatrien‐12,16‐oxide and Its C‐15 Epimer.
Authors: MATSUMOTO T. , IMAI S. , YOSHINARI T. , TSURUTA K.
Published: May 2016

The abietatrienoate (Ia) is converted to the abietatrienediol (Va) and its (15S)‐epimer (VIa) (yield of the last step not given).
ChemInform Abstract: Synthesis and Structure‐Activity Relationships of Potent New Angiotensin Converting Enzyme Inhibitors Containing Saturated Bicyclic Amino Acids.
Authors: BLANKLEY C. J. , KALTENBRONN J. S. , DEJOHN D. E. , WERNER A. , BENNETT L. R. , BOBOWSKI G. , KROLLS U. , JOHNSON D. R. , PEARLMAN W. M. , HOEFLE M. L. , ESSENBURG A. D. , COHEN D. M. , KAPLAN H. R.
Published: May 2016

The perhydroindole ester (I) is coupled with the amino acid (II) to produce the carboxamide (III) which is hydrolyzed to form the acids (IVa) and (IVb).
ChemInform Abstract: Vitamin D (Calciferol) and Its Analogues. Part 30. Thermal (1,7) Sigmatropic Hydrogen Shifts: Stereochemistry, Kinetics, Isotope Effects, and π‐Facial Selectivity.
Authors: HOEGER C. A. , JOHNSTON A. D. , OKAMURA W. H.
Published: May 2016

The antarafacial stereochemistry of the thermal (1,7) sigmatropic hydrogen shift is demonstrated.
ChemInform Abstract: Synthesis and Pharmacological Evaluation of a New Class of 2‐(2‐Aminothiazol‐4‐yl)‐2‐hydrazonoacetamido Cephalosporins.
Authors: BRANDT A. , CERQUETTI M. , CORSI G. B. , PASCUCCI G. , SIMEONI A. , MARTELLI P. , VALCAVI U.
Published: May 2016

The cephalosporins (II) are prepared from the known intermediates (I) as outlined in the reaction scheme.
ChemInform Abstract: The Conversion of 2‐Acetylquinizarin into Anthracyclines.
Authors: MULLAH K. B. , SUTHERLAND J. K.
Published: May 2016

2‐Acetylquinizarin (I) reacts with the keto ester (II) in the presence of quinuclidine using methanol as the solvent to give the adduct (III) and the cyclization products (IV) ‐ (VI).
ChemInform Abstract: Acetals as Chiral Auxiliaries. Part 4. Asymmetric Synthesis of γ,δ‐Ethylenic Aldehydes. An Approach to the California Red Scale Pheromone.
Authors: MANGENEY P. , ALEXAKIS A. , NORMANT J. F.
Published: May 2016

The optically active α,β‐unsaturated acetals (V), which are prepared from the aldehydes (I) or the diethoxyalkyne (VI), are coupled with the organocopper reagents (VII) to produce selectively the adduct (VIII) after acetylation.
ChemInform Abstract: Effect of Allyl Alcohol on Reduction of β‐Keto Esters by Baker′s Yeast.
Authors: NAKAMURA K. , INOUE K. , USHIO K. , OKA S. , OHNO A.
Published: May 2016

The β‐keto esters (I) are reduced by baker's yeast to give the enantiomeric alcohols (II) and (III).
ChemInform Abstract: Spontaneous Volume Magnetostriction in Ln2Fe14B Compounds.
Authors: BUSCHOW K. H. J. , GROESSINGER R. +
Published: May 2016

The thermal expansion of Ln2Fe14B (Ln: La, Ce, Pr, Nd, Sm, Gd, Tb‐Er, Lu) has been measured in the temp. range 4.2‐1000 K and that of Th2Fe14B above room temperature.
ChemInform Abstract: Aging of Ammonium Tetrathiomolybdate(VI) in Air: An Example of Induced Electron Transfer by External Oxidant, Oxygen.
Authors: CHANDRASEKARAN J. , ANSARI M. A. , SARKAR S.
Published: May 2016

It is found that powdered samples of (I) are covered by a surface layer of (V) after exposure to laboratory atmosphere for a week (28 °C, 70% humidity).
ChemInform Abstract: Oxydation of Tantalum Nitride by CO2‐CO Mixtures Part 1. Plane Samples.
Authors: BOUZOUITA K. , DESMAISON J. , BILLY M.
Published: May 2016

The oxidation of TaN by CO2‐CO mixtures at 950‐1050° C is characterized by the formation of a thin TaON layer at the inner interface and by the non‐fragmentation of the samples after complete reaction.
ChemInform Abstract: Vibrational Spectroscopic Characterization of the CCO Ligand and the Possible Occurence of CCO on Surfaces.
Authors: SAILOR M. J. , SHRIVER D. F.
Published: May 2016

There is evidence from metal cluster chemistry that a carbon atom capping a three‐metal array has a high affinity for CO leading to the formation of CCO.
ChemInform Abstract: An Experimental and Theoretical Investigation of Orientational Dependence of H‐F Couplings in Fluoroolefins.
Authors: ABRAHAM R. J. , ELLISON S. L. R. , BARFIELD M. , THOMAS W. A.
Published: May 2016

The 1H and 19F NMR spectra of the monofluoro olefins (I)‐(XI) are reported.
ChemInform Abstract: Photosensitized Oxidation of Furans. Part 12. Solvent Effects in Thermal Rearrangement of the 2,5‐Peroxides of 2,5‐Unsubstituted Furans.
Authors: GRAZIANO M. L. , IESCE M. R. , CINOTTI A. , SCARPATI R.
Published: May 2016

The formation, thermal stability, and modes of thermal rearrangement of the 2,5‐peroxides (I) of 2,5‐unsubstituted furans are described.
ChemInform Abstract: A Pulse Radiolytic Study of the Acid Dissociation of OH Protons in Radicals Related to Salicylic Acid.
Authors: SUN Q. , SCHULER R. H.
Published: May 2016

Rate constants for oxidation of 2,4‐ and 2,5‐dihydroxybenzoic acids by N· 3 and Br· 2 at pH ca. 5 and ca. 11 are measured.
ChemInform Abstract: Generation of a Thioaldehyde S‐Oxide (Sulfine) by Retro‐Diels‐Alder Reactions.
Authors: FREER A. A. , KIRBY G. W. , LEWIS R. A.
Published: May 2016

Oxidation of the cycloadduct (I), prepared from anthracene and ethyl thioxoacetate, with m‐chloroperbenzoic acid yields a mixture of the sulfoxides (II) which undergo thermal decomposition, producing ethyl thioxoacetate oxide.
ChemInform Abstract: Membrane‐Spanning Steroidal Metalloporphyrins as Site‐Selective Catalysts in Synthetic Vesicles.
Authors: GROVES J. T. , NEUMANN R.
Published: May 2016

A cholesterylmetalloporphyrin (III) is synthesized which upon intercalation into a synthetic biomembran (formed by using dimyristoylphosphocholine or palmitoylphosphocholine) catalyzes the regioselective epoxidations with PhIO of polyunsaturated sterols such as (IVa), (IVb) and fatty acids such as (V), (VI) at the double bond closest to the hydrophobic terminus of the molecule.
ChemInform Abstract: Reactions of Polyhalogenofunctionalized Compounds with Metals and Electrophilic Reagents. Part 6. Reaction of 2,2,2‐Trichloroethylidene Derivatives of β‐Dicarbonyl Compounds with Zinc and α‐Chlorosulfides.
Authors: SHCHEPIN V. V. , RODYGIN A. S. , LAPKIN I. I.
Published: May 2016

The trichloroethylidenedicarbonyl compounds (I) react with Zn to form the corresponding zincorganic compounds, which can be isolated.
ChemInform Abstract: Efficient Catalytic C‐H Activation of Alkanes: Regioselective Carbonylation of the Terminal Methyl Group of n‐Pentane by RhCl(CO)(PMe3)2.
Authors: SAKAKURA T. , TANAKA M.
Published: May 2016

Reaction of cyclohexane (I) or benzene (IV) with carbon monoxide (II) under photolytic conditions in the presence of a Rh(I) catalyst yields a mixture of the alcohols, aldehydes, and carboxylic acids (III) or (V).
ChemInform Abstract: Cyclization of 1,5‐Hexadien‐3‐ols to 4‐Halocyclohexenes: Obtention of Halooctahydronaphthalenes from Allylpulegols.
Authors: EL IDRISSI M. , SANTELLI M.
Published: May 2016

(R)‐(+)‐Pulegone (I) is allylated to give the alcohol (III) which is cyclized in the presence of TiCl4 to yield the chlorooctahydronaphthalene (IVa).
ChemInform Abstract: Five‐Membered 2,3‐Dioxoheterocycles. Part 5. Synthesis of 1‐Aryl‐4‐aroyl‐5‐methoxycarbonyl‐2,3‐dihydro‐2,3‐pyrrolediones, Their Reaction with Water and Alcohols.
Authors: ANDREICHIKOV YU. S. , MASLIVETS A. N. , SMIRNOVA L. I. , KRASNYKH O. P. , KOZLOV A. P. , PEREVOZCHIKOV L. A.
Published: May 2016

Cyclocondensation of the 3‐aroyl‐2‐arylaminopropenoic methyl esters (I) with oxalyl chloride (II) affords the title compounds (III) in high yields.
ChemInform Abstract: Synthesis and Antiinflammatory Activity of 1‐(2,6‐Dichlorophenyl)indolin‐2‐one Derivatives.
Authors: PREDVODITELEVA E. S. , KARTSEVA T. V. , OLESHKO O. N. , SHVEDOV V. I. , SYUBAEV R. D. , SHVARTS G. YA. , ALEKSEEVA L. M. , ANISIMOVA O. S. , CHISTYAKOV V. V. , SHEINKER YU. N.
Published: May 2016

Starting with the oxoindoline (I), the derivatives (II) ‐ (V) and (VII) are prepared by usual methods.
ChemInform Abstract: Hetero‐Diels‐Alder Reactions of Ketones: A High‐Yielding Synthesis of 2,2‐Disubstituted 2,3‐Dihydropyran‐4‐ones.
Authors: PAGE P. C. B. , WILLIAMS P. H. , COLLINGTON E. W. , FINCH H.
Published: May 2016

Cyclization of the methoxytrimethylsilyloxybutadienes (I) with the ketones (IIa) and (IIb) in the presence of a Lewis acid gives the dihydropyranones (III).
ChemInform Abstract: Selective ortho‐Alkylation of Phenols with Sulfoxides via (2,3) Sigmatropic Rearrangement: Synthesis of Coumarins.
Authors: SATO K. , INOUE S. , OZAWA K. , KOBAYASHI T. , OTA T. , TAZAKI M.
Published: May 2016

The ortho‐alkylphenols (II), (VI) and (VII) are prepared from the phenols (I) or (V) and the sulfoxide (IV) via (2,3) sigmatropic rearrangement, using thionyl chloride as an activator of sulfoxides.
ChemInform Abstract: Electrophile‐Induced Rearrangement of 1,2,4‐Trioxanes. Formation of 1‐Benzofuran and 2H‐1‐Benzopyrans.
Authors: JEFFORD C. W. , ROSSIER J.‐C. , BOUKOUVALAS J.
Published: May 2016

The dihydronaphthotrioxanes (Ib) and (Ic) undergo cleavage reaction in the presence of excess trimethylsilyl trifluoromethanesulfonate (II), forming the oxopropylmethylbenzofuran (III).
ChemInform Abstract: Photochemically Induced Ring‐Opening in Prolyl Peptides.
Authors: COYLE J. D. , HILL R. R. , JEFFS G. E.
Published: May 2016

Photolytic cleavage of the proline derivative (I) yields the amide (II) which is converted to the N,O‐diprotected compound (IV).
ChemInform Abstract: Condensed 1,8‐Naphthyridines. Part 6. Synthesis of 8‐Aryl‐8H‐naphtho‐(1′,2′:5,6)pyrano(4,3‐b)(1,8)naphthyridines.
Authors: REDDY K. R. , MOGILAIAH K. , SREENIVASULU B.
Published: May 2016

The aminonicotinaldehyde (I) is coupled with the hydroxynaphthylchalcones (II) to yield the pentacyclic naphthopyranonaphthyridines (III).
ChemInform Abstract: Chemistry of Amino Ketene Dithioacetals: Preparation of Protected α‐Amino Aldehydes and Ketones and Formation of Nitrogen Heterocycles.
Authors: PAGE P. C. B. , VAN NIEL M. B. , WESTWOOD D.
Published: May 2016

The enamine (I) is transformed into the α‐methyl ketone (III) by lithiation, methylation, and subsequent hydrolysis.
ChemInform Abstract: 2,5‐Dihydro‐1,2,3‐triazine Derivatives from Attempted 1,3‐Dipolar Cycloaddition of 1,2,3‐Triazole N‐Oxides with Dimethyl Acetylenedicarboxylate: A New Ring Expansion.
Authors: BUTLER R. N. , CUNNINGHAM D. , MARREN E. G. , MCARDLE P.
Published: May 2016

The triazole N‐oxides (I) undergo ring expansion upon treatment with dimethyl acetylenedicarboxylate (II) to form the dihydrotriazines (III).
ChemInform Abstract: Reactions of N‐ or N′‐Blocked N‐Acylureas with Amines.
Authors: SCHWEIM H. G.
Published: May 2016

The N‐ or N'‐blocked derivatives of N‐acylureas (I) ‐ (III) are prepared by standard procedures described in the literature.
ChemInform Abstract: 1,5‐Benzoxathiepin Derivatives. Part 2. Synthesis and Serotonin S2‐Receptor‐Blocking Activity of Aminoalkyl‐Substituted 3,4‐Dihydro‐2H‐1,5benzoxathiepin‐3‐ols and Related Compounds.
Authors: SUGIHARA H. , MABUCHI H. , HIRATA M. , IMAMOTO T. , KAWAMATSU Y.
Published: May 2016

The benzoxathiepinons (I) are alkylated with the α,ω‐dihaloalkanes (II) to give the derivatives (III) which react with the secondary amines (IV) to produce the aminoalkylated heterocycles (V).
ChemInform Abstract: Electrophilic Alkylation of o‐ and m‐Carboranes with 4‐Chlorobutyric and 5‐Chlorovaleric Acid in the Presence of AlCl3.
Authors: ZAKHARKIN L. I. , OL'SHEVSKAYA V. A. , ANIKINA E. V.
Published: May 2016

1‐Isopropyl‐o‐carborane (I) reacts with the chloroalkanoic acids (II) in the presence of aluminum trichloride without a solvent to give 1:1‐mixtures of the 9‐ and 12‐carboranylalkanoic acids (III).
ChemInform Abstract: Anchimeric Assistance by and Migration of the Vinyl Group in Reactions of Sterically Hindered Organosilicon Compounds of the Type (Me3Si)2C(SiMe2CH=CH2)(SiR2X).
Authors: AYOKO G. A. , EABORN C.
Published: May 2016

In contrast to the reaction of (IVa) with CH3OH, the reactivity of (IVa) toward electrophiles such as CF3CH2OH, CF3COOH, AgBF4, or AgSCN (compared with (IX)) is increased by factors of 150 to > 1800, due to the anchimeric assistance by the γ‐vinyl group.
ChemInform Abstract: 1‐Acetoxy and 1‐Siloxy‐1,3‐dienes via Reductive Homologation of α,β‐Unsaturated Esters.
Authors: KOWALSKI C. J. , LAL G. S.
Published: May 2016

The α,β‐unsaturated esters (I) react with lithiodibromomethane (II) to form the ynolates (III) which are hydrogenated, yielding the dienolates (IV).
ChemInform Abstract: New Methods for Probing the Chirality of 18O‐Labeled Phosphinic Acids.
Authors: KAY P. B. , TRIPPETT S.
Published: May 2016

The chirality of single 18O‐labeled methyl(phenyl)phosphinic acid can be probed by conversion into the diastereoisomeric myrtenol esters (SP)‐(IV) and (RP)‐(IV) according to the scheme by means of NMR spectroscopy.
ChemInform Abstract: Phosphorus‐Nitrogen Compounds. Part 50. Formation of Bicyclic Cyclotetraphosphazatetraene Derivatives.
Authors: CONTRACTOR S. R. , KILIC Z. , SHAW R. A.
Published: May 2016

The reaction of the cyclotetraphosphazatetraene (I) with sec. amines (IIa)‐(IIe) and cyclopropylamine (IIf) give the bicyclic derivatives (III) as well as the monocyclic derivatives (IV).
ChemInform Abstract: The Catalytic Activation and Functionalization of C‐H Bonds. Aldimine Formation by the Insertion of Isonitriles into Aromatic C‐H Bonds.
Authors: JONES W. D. , FOSTER G. P. , PUTINAS J. M.
Published: May 2016

Irradiation of a benzene (IV) solution of the complex (IIIb) results in the formation of the aldimine (V).
ChemInform Abstract: Electrophilic Attack on a Series of Dinuclear Diphosphazane‐Bridged Derivatives of Iron by Halogens. X‐Ray Crystal Structures of (Fe2I(CO)5(μ‐(MeO)2PN(Et)P(OMe)2)2)PF6 and (Fe2(μ‐Br)(CO)4(μ‐(PhO)2PN(Et)P(OPh)2)2)PF6.
Authors: FIELD J. S. , HAINES R. J. , SAMPSON C. N.
Published: May 2016

The treatment of the carbonyl‐ and diphosphazane‐bridged Fe complex (I) with halogens results in the formation of the cationic halide derivatives (II) isolated as their hexafluorophosphates.
ChemInform Abstract: Synthesis and Properties of (Phthalocyaninato)‐ and (Tetrabenzoporphyrinato)cobalt(III) Thiocyanate and Isothiocyanate Compounds. Crystal and Molecular Structure of (Phthalocyaninato)(pyridine)(thiocyanato)cobalt(III).
Authors: HEDTMANN‐REIN C. , HANACK M. , PETERS K. , PETERS E.‐M. , VON SCHNERING H. G.
Published: May 2016

The Co(III) complex (I) and KSCN(II) react with reduction of the macrocycle and ligand exchange to give the complex (III) as the ethanol solvate.
ChemInform Abstract: Decarboxylation of Vinylene Carbonate at Triosmium Clusters; X‐Ray Crystal Structure of the μ3‐Formylmethylidene Compound (Os3(CHCHO)(CO)10).
Authors: ARCE A. J. , DEEMING A. J. , HURSTHOUSE M. B. , WALKER N. P. C.
Published: May 2016

Vinylene carbonate (II) reacts at room temp. with the dihydride cluster (I) to give the vinyloxy cluster (III).
ChemInform Abstract: Mixed Chloro‐, NN‐Dialkyldithiocarbamato‐, and S‐Alkyl NN‐dialkyldithiocarbamate Complexes of Platinum(II). Crystal Structure of (PtCl(S2CNEt2)(MeS2CNEt2)).
Authors: CLEMENTE D. A. , FARAGLIA G. , SINDELLARI L. , TRINCIA L.
Published: May 2016

The square‐planar title complexes (I) are prepared by treatment of the chloride‐bridged dithiocarbamate dimers (II) and (IV) with an excess of the corresponding S‐alkyl dithiocarbamates (III) or (V).
ChemInform Abstract: Synthesis of SS′‐Bis(4′‐benzo(15‐crown‐5))dithioglyoxime and Its Complexes with Copper(II), Nickel(II), Cobalt(II), Cobalt(III), Palladium(II), Platinum(II), and Platinum(IV).
Authors: AHSEN V. , GOEKCELI F. + , BEKAROGLU OE. +
Published: May 2016

The title ligand (III) reacts with NiCl2, PdCl2 or K2PtCl4 in EtOH to give (IV) and with CuCl2 or CoCl2 in EtOH followed by addition of NaClO4 to give (V) or (VI).
ChemInform Abstract: Regioselective 2‐Hydroxylation of 3‐Methoxyestra‐1,3,5(10)‐trienes via Chromium Carbonyl Complexes.
Authors: GILL J. C. , MARPLES B. A. , TRAYNOR J. R.
Published: May 2016

The 3‐methoxyestradienes (Ib) and (Ib), prepared from the alcohol (Ia), are converted to the tricarbonylchromium derivatives (II) which react with butyllithium and molybdenum peroxide to give the 2‐hydroxy‐3‐methoxyestratrienes (III).
ChemInform Abstract: S‐Carboxymethyl‐L‐cysteine (R)‐ and (S)‐Sulfoxide.
Authors: MEESE C. O.
Published: May 2016

Oxidation of S‐carboxymethyl‐L‐cysteine (I) yields the isomeric sulfoxides (4R)‐(II) and (4S)‐(II), which are separated by fractional crystallization.
ChemInform Abstract: A Revised Structure for Dehydrotectol and Tecomaquinone I.
Authors: KHANNA R. N. , SHARMA P. K. , THOMSON R. H.
Published: May 2016

Structure (I) for the natural green pigment dehydrotectol, a constituent of teak wood and various Bignoniaceae timbers, was mainly deduced from tectol (II), a co‐metabolite in teak.
ChemInform Abstract: Selective Molybdenum Deposition by LPCVD.
Authors: LIFSHITZ N. , WILLIAMS D. S. , CAPIO C. D. , BROWN J. M.
Published: May 2016

Mo films are deposited on Si by low pressure CVD using the reduction of MoF6 in H2 and argon atmospheres.
ChemInform Abstract: Investigation of the Thermal Stability of Binary Transition Metal Glasses.
Authors: SOMMER F. , LANG T. , PREDEL B.
Published: May 2016

Crystallization temp., crystallization enthalpies, and for some alloys, the melting enthalpies for binary glasses in the Hf‐Ni, Nb‐Ni, Ta‐Ni, Ni‐V, Co‐Mo, and Co‐Nb systems have been determined (DSC, DTA, XRD).
ChemInform Abstract: Clusters of the Double Molybdates(IV) of Lithium and Rare Earth Elements, LiMMo3O8.
Authors: PEREPELITSA A. P. , ISHCHENKO V. N. , FOMENKO V. V. , GORBALYUK A. D. , PISHCHAI I. YA.
Published: May 2016

The title compounds LiMMo3O8 (M: Gd‐Lu, Y) with hexagonal structure are prepared by heating stoichiometric mixtures of Li2MoO4, M2O3, Mo and MoO3 under argon at 600‐750 °C for 4 d or by heating stoichiometric mixtures of Li2MoO4, M2O3, Mo and MoO2 in evacuated quartz ampoules at 750‐850 °C for 65 h. The title compounds with M: Tm, Lu are prepared for the first time.
ChemInform Abstract: Reaction of the Oxides of Niobium and Cobalt in a Melt of Ammonium Dihydrogenfluoride.
Authors: AGULYANSKII A. I. , TIKHOMIROVA E. L. , KALINNIKOV V. T.
Published: May 2016

The reaction between Nb2O5 and CoO in a melt of NH4HF2 is investigated by DTA, IR spectroscopy and X‐ray analysis.
ChemInform Abstract: Crystallization of the Laves Phases LnNiAl (C14 type) at High Pressure.
Authors: TSVYASHCHENKO A. V. , FOMICHEVA L. N.
Published: May 2016

LnNiAl (Ln: Sm‐Lu, Y) compounds having Laves phase structures have been prepared by annealing stoichiometric mixtures of the elements under high pressure (1450‐1500 °C, 7.7 GPa, no yields given).
ChemInform Abstract: Structure‐Dependent Intermolecular Hydrogen Bond Effects on 13C NMR Chemical Shifts in Enol Forms of 1,3‐Diketones.
Authors: IMASHIRO F. , MAEDA S. , TAKEGOSHI K. , TERAO T. , SAIKA A.
Published: May 2016

The solid‐state 13C NMR chemical shifts for the enol forms of diketones (Ia), (IIa), and (IIIa) are compared with those of their methyl ethers (Ib), (IIb), and (IIIb).
ChemInform Abstract: Clusters of Clusters: Structure of the 37‐Atomic Cluster ((p‐Tol3P)12Au18Ag19Br11)2+ and a Novel Series of Superclusters from Icosahedra Connected via Their Corners.
Authors: TEO B. K. , HONG M. C. , ZHANG H. , HUANG D. B.
Published: May 2016

The title compound, generated as its AsF6 salt in the reaction of a mixture of tris(p‐tolyl)phosphine, Au2O3 and AgAsF6 and HBr in the presence of NaBH4 in EtOH, is the second largest Au‐Ag cluster hitherto characterized structurally.
ChemInform Abstract: A Novel Nickel‐Chromium Catalyst System for Cyclization via Intramolecular Carbametalation.
Authors: TROST B. M. , TOUR J. M.
Published: May 2016

A Ni‐Cr system attached to a polymer for adequate catalytic activity is developed.
ChemInform Abstract: Chemiluminescence Involving Acidic and Ambident Ion Light Emitters. The Chemiluminescence of the 9‐Acridinepercarboxylate Anion.
Authors: WHITE E. H. , ROSWELL D. F. , DUPONT A. C. , WILSON A. A.
Published: May 2016

The reaction of carboxylate (I) with an excess of peroxide ion in THF/H2O (67/33 mol%) leads to the emission of either bright yellow‐green light (produced by the anion of acridone (III)) or bright blue light (from acridone (III)).