bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Synthesis and Structure of the Ferrole Complex, (Fe2(CO)6(C4(SMe)4)).
Authors: RAUBENHEIMER H. G. , KRUGER G. J. , LINFORD L.
Published: May 2016

The new title complex (I) is separated chromatographically from a mixture of lower yield products and identified by IR, 1H and 13C NMR data.
ChemInform Abstract: Photochemical Reactions of Diiron μ‐Alkenylidene Complexes with Hydrogen, Trialkylsilanes, and Diazo Compounds: Cleavage to Alkenes, Vinylsilanes, and Allenes.
Authors: CASEY C. P. , AUSTIN E. A.
Published: May 2016

The photolysis of the neutral title complexes in the presence of trapping agents (diazo compounds, H2 or Me3SiH) leads to organic products incorporating the bridging organic ligand.
ChemInform Abstract: Synthetic Studies on Nogalamycin Congeners. Part 4. Syntheses and Antitumor Activity of Various Nogalamycin Congeners.
Authors: MATSUDA F. , KAWASAKI M. , OHSAKI M. , YAMADA K. , TERASHIMA S.
Published: May 2016

The nogalamycin congeners (Ia), (Ib) and (II), whose syntheses have been described in the preceding paper, are subjected together with a series of derivatives and some precursors to in vitro cytotoxicity and in vivo antitumor activity assays against P 388 murine leukemia.
ChemInform Abstract: Magnetic Inducement of Texture in Ba2YCu3O6.9 Particle Assemblies Under Cryogenic Conditions.
Authors: PETERSON S. C. , CIMA M. J.
Published: May 2016

Production of texture in powder and sintered microstructures of the title compound is achieved by applying a magnetic field while the specimen is in the superconducting state.
ChemInform Abstract: Rechargeable Cells with Modified MnO2 Cathodes.
Authors: DZIECIUCH M. A. , GUPTA N. , WROBLOWA H. S.
Published: May 2016

Cells containing modified MnO2 cathodes coupled with Zn or Fe anodes in aqueous 9 M KOH or 50 vol.% 9 M KOH/MeOH mixtures are tested by potentiodynamic and galvanostatic cycling.
ChemInform Abstract: Lithium Electrode Morphology During Cycling in Lithium Cells
Authors: YOSHIMATSU I. , HIRAI T. , YAMAKI J.
Published: May 2016

is studied by SEM using LiAsF6‐ethylene carbonate/2‐methyl‐tetrahydrofuran (MeTHF) and LiAsF6‐MeTHF as electrolytes.
ChemInform Abstract: The Vapor‐Phase Preparation of V‐P‐O Catalysts Effective for Butane Oxidation to Maleic Anhydride.
Authors: TAKITA Y. , HASHIGUCHI T. , MATSUNOSAKO H.
Published: May 2016

The vapor‐phase reaction of VOCl3, excess POCl3, and water at about 763 K in the presence of oxygen yields almost pure α‐VOPO4·2 H2O (I).
ChemInform Abstract: Photochemical Carbonylation of Benzene by Iridium(I) and Rhodium(I) Square‐Planar Complexes.
Authors: KUNIN A. J. , EISENBERG R.
Published: May 2016

The reversible photochemical carbonylation of unfunctionalized C‐H bonds is catalyzed by various d8 complexes under low CO pressure at ambient temperature (see scheme); the photoactive species in each case appears to be the 16e‐ complex IrX(CO)(DPPE) (X: H or Br).
ChemInform Abstract: A One‐Pot Synthesis of N‐Protected α‐Amino Esters (V) from (Ethoxycarbonyl)nitrene (III) and Ketene Silyl Acetals (II).
Authors: LORETO M. A. , PELLACANI L. , TARDELLA P. A.
Published: May 2016

The nitrene (III) generated in situ yields, presumably via aziridines (IV), the protected amino esters (V).
ChemInform Abstract: Efficient Preparation of ((Methoxymethoxy)methyl)tributylstannane, a Convenient Hxdroxymethyl Anion Equivalent.
Authors: JOHNSON C. R. , MEDICH J. R.
Published: May 2016

The organotin reagent (V) mentioned in the title is prepared by LDA‐promoted addition reaction of paraformaldehyde (II) with the tin hydride (I), followed by coupling of the hydroxymethylstannane (III) with dimethoxymethane (IV).
ChemInform Abstract: Conformationally Defined Adrenergic Agents. Part 13. Synthesis of Benzobicyclo(3.2.1)octenes Involving Inversion of Configuration via an N to O Acetyl Migration.
Authors: GRUNEWALD G. L. , YE Q.
Published: May 2016

Chlorination of 4‐phenylcyclohexanone (I) and subsequent Favorskii rearrangement leads to the formation of the 3‐phenylcyclopentanecarboxylate (II) which is converted into the dicarboxylic acid (IV) by reaction with LDA and methyl chloroformate (III) and subsequent hydrolysis.
ChemInform Abstract: Synthesis and Structures of Bimetallic Titanium and Chromium Carbene Complexes of the Type Cp2Ti(Cl)O(CH3)CCr(CO)5.
Authors: ANSLYN E. V. , SANTARSIERO B. D. , GRUBBS R. H.
Published: May 2016

The reaction of (I) with M(CO)6 (II) leading to a titanocene ketene adduct (VI) produces two intermediates, (IV) and (V), which are prepared independently in the case of M: Cr from (VIII) (obtained from dichlorotitanocene and (X)) at low temp., above ‐10 °C they rearrange again to give (VI).
ChemInform Abstract: Facile Interconversions of Alkyne and Vinylidene Ligands on Divalent Molybdenum and Tungsten.
Authors: NICKIAS P. N. , SELEGUE J. P. , YOUNG B. A.
Published: May 2016

It is demonstrated that deprotonation of coordinated alkynes as in (VI) provides a useful route to alkynyl complexes (VIII) or (XI).
ChemInform Abstract: Synthesis and Reactivity of Functionalized Rhenium Silyl Complexes (η5‐C5H5)Re(NO)(PPh3)(SiR2X). Anionic Rearrangements Leading to the Disilametallacycle Cyclic (η5‐C5H4Si(CH3)2)Re(NO)(PPh3)(Si(CH3)2).
Authors: CROCCO G. L. , YOUNG C. S. , LEE K. E. , GLADYSZ J. A.
Published: May 2016

The Re‐centered anion generated from the hydride complex (I) reacts with the silicon electrophiles (II) to give the functionalized silyl complexes (III).
ChemInform Abstract: Photoelectrochemical and Impedance Characteristics of Specular Hematite. Part 1. Photoelectrochemical, Parallel Conductance, and Trap Rate Studies.
Authors: AHMED S. M. , LEDUC J. , HALLER S. F.
Published: May 2016

Natural specular hematite samples (Quebec, Canada) containing 0.6 wt.% Ti without preheating in air or without removal of the surface layer by grinding and polishing do not give any photocurrent, most probably because of the high carrier density in the surface layer as a result of oxygen loss.
ChemInform Abstract: Investigation of Silica‐Supported Vanadium Oxide Catalysts. Preparation and Characterization by 51V NMR and X‐Ray Photoelectron Spectroscopy.
Authors: TAOUK B. , GUELTON M. , GRIMBLOT J. , BONNELLE J. P.
Published: May 2016

Three series of catalysts are prepared by impregnation of silica with ammonium metavanadate solutions of different pH (11, 7, 4) and the vanadium species occurring between the initial step (impregnation solutions and wet samples) and the final step of preparation (solids calcined in dry air) are characterized by 51V NMR and XPS.
ChemInform Abstract: Sodium Oxohydroxogermanates.
Authors: IVANOV‐EMIN B. N. , ZAITSEV B. E. , KOSTRIKIN A. V. , LIN'KO I. V. , EZHOV A. I.
Published: May 2016

Reaction between GeO2 and a 50% aqueous solution of NaOH affords the title compounds Na2(GeO2(OH)2)·6 H2O (I) and Na3(GeO3(OH))·9 H2O (II).
ChemInform Abstract: Reactions of Chalcohalide and Halide Cluster Complexes of Molybdenum with Ammonium Polysulfide.
Authors: FEDIN V. P. , GERAS'KO O. A. , MIRONOV YU. V. , FEDOROV V. E.
Published: May 2016

The cluster compounds (III), (V) and (VII) are prepared by reacting the chain cluster compounds (I), (IV) or (VI) with (NH4)2Sx (II).
ChemInform Abstract: Heterocyclic Tautomerism. Part. 4. The Solution and Crystal Structures of 1‐Aryl‐3‐phenyl‐1,2,4‐triazol‐5‐ones.
Authors: RAE A. D. , RAMSAY C. G. , STEEL P. J.
Published: May 2016

The title compounds are shown to exist in solution and in the solid state as 4H‐tautomers (III).
ChemInform Abstract: Facile Synthesis of Carbon Monoxide Isotopically Labeled at Oxygen from Enriched Water Without Isotopic Dilution.
Authors: IOSET J. , ROULET R.
Published: May 2016

O‐Labeled carbon monoxide (III) is prepared on the gram scale from enriched water and the known acetal (I) via the ketone (II) in almost quantitative yield and without isotopic dilution.
ChemInform Abstract: A Facile Method for the Preparation of γ‐Alkenyl‐γ‐butyrolactones.
Authors: KAWASHIMA M. , FUJISAWA T.
Published: May 2016

A general synthetic route to the title compounds is shown by the synthesis of the lactone (V) which is a precursor of chrysanthemic acid.
ChemInform Abstract: Boron Compounds. Part 85. Transition Metal Complexations to Cyclic Organoboron Phosphorus Compounds.
Authors: KOESTER R. + , SEIDEL G. , BOESE R. , WRACKMEYER B.
Published: May 2016

Thermal and photochemical reactions of the dimeric phosphasilaboroles (I) with the transition‐metal compounds M(CO)3(NCMe)3 (M: Cr, Mo, W), Cr(CO)6, Fe2(CO)9, Fe(CO)5, Ru3(CO)12, (η5‐C5H5)CO(CH2=CH2)2, and cyclododecatriene‐Ni are investigated.
ChemInform Abstract: Synthesis and Characterization of Crown‐Ether‐Containing Phthalocyanines with Group‐IV‐A Elements.
Authors: AHSEN V. , YILMAZER E. , GUEREK A. + , GUEL A. + , BEKAROGLU OE. +
Published: May 2016

The title complexes are prepared either from dicyanobenzo(15‐crown‐5) (I) or the metal‐free substituted phthalocyanine and the corresponding metal salts.
ChemInform Abstract: Phosphorus Compounds with Unusual Coordination. Part 31. Cycloaddition of Diazo Compounds onto a P‐Chloro‐phosphaalkene.
Authors: SCHNURR W. , REGITZ M.
Published: May 2016

The title reaction with the methylene phosphine (I) leads even at low temp. to diazaphospholes as shown in the scheme.
ChemInform Abstract: Reaction of (Cp2TiCl2) and (CpTiCl3) with E(SiMe3)2 (E: S, Se). The Crystal Structures of (Cp3Ti2S2Cl), (Cp4Ti2S2Cl2), (Cp3Ti2Se2Cl) and (Cp4Ti4Se7O).
Authors: MAUE P. G. , FENSKE D.
Published: May 2016

The four diamagnetic compounds (III), (IV) and (VII) are prepared according to the scheme and characterized by X‐ray analyses.
ChemInform Abstract: Reactivity of Molecules Containing Element‐Element Bonds. Part 1. Nontransition Elements.
Authors: CALDERAZZO F. , MORVILLO A. , PELIZZI G. , POLI R. , UNGARI F.
Published: May 2016

A new method for preparing (III) is reported; the CoCp2I which also arises can be reduced back to (II) by Na in THF.
ChemInform Abstract: Benzotriazolato Complexes of Ruthenium, Osmium, and Iridium: X‐Ray Crystal Structure of (Benzotriazole‐Benzotriazolato)carbonyl(hydrido)bis(triphenylphosphine)osmium(II).
Authors: OLBY B. G. , ROBINSON S. D. , HURSTHOUSE M. B. , SHORT R. L.
Published: May 2016

Treatment of the Ru and Os complexes (I) and (IV), and of the mer‐Ir complex (VI) with an excess of benzotriazole (II) results in the formation of the air‐stable, crystalline complexes (IIIa+b), (V), and (VII), respectively.
ChemInform Abstract: Reactivity of Tetraphosphorus Trichalcogenides with Rhodium(I)‐ and Iridium(I)‐Triphosphane Fragments. Synthesis and Characterization of Mixed‐Metal and Unsubstituted‐Main‐Group‐Element Cluster Compounds. Crystal and Molecular Structures of ((triphos)M(P3X3))·C6H6 (M: Rh, X: S, Se; M: Ir, X: S).
Authors: DI VAIRA M. , MANN B. E. , PERUZZINI M. , STOPPIONI P.
Published: May 2016

The air‐stable, isoelectronic title complexes (IV) are obtained according to the scheme.
ChemInform Abstract: Novel Scandium Borides with a Structure of the YCrB4 Type.
Authors: ZAVALII L. V. , KUZ'MA YU. B. , MIKHALENKO S. I.
Published: May 2016

The title compounds ScMB4 (M: Fe, Co, Ni) are prepared from mixtures of the elements, which are heated to 1070 K for 700 h in quartz ampoules under argon.
ChemInform Abstract: Iodine‐Induced Stereoselective Carbocyclizations ‐ A New Method for the Synthesis of Cyclohexane and Cyclohexene Derivatives.
Authors: BARLUENGA J. , GONZALEZ J. M. , CAMPOS P. J. , ASENSIO G.
Published: May 2016

The intramolecular cyclization reaction of unsaturated compounds such as (I), (III), (VI), (VIII), (X) can be efficiently induced by the iodine species (V), the preparation of which has been recently reported.
ChemInform Abstract: The SF5 Unit as Steric Protecting Group; Synthesis and Structure of F5S‐C=SF3 (VI).
Authors: GERHARDT R. , GRELBIG T. , BUSCHMANN J. , LUGER P. , SEPPELT K.
Published: May 2016

Contrary to CF3‐C=SF3 which is bent according to the literature, the title compound (VI) is linear in structure (space group P213 with Z=4 at ‐168 °C).
ChemInform Abstract: A Solvolytic Method for Introducing the C‐7 Hydroxyl Group in Anthracyclinones: Synthesis of (.+‐.)‐Daunomycinone.
Authors: REDDY C. L. , NAGARAJAN M.
Published: May 2016

The cyclopropane (IV), prepared from 2‐acetylindene (I) via the intermediate cycloadduct (III), is rearranged upon treatment with Lewis acids, forming the tetralin (VI) and the naphthaline (VII).
ChemInform Abstract: 2‐(1‐(2‐Benzoxazolyl)hydrazino)propanenitrile Derivatives: Inhibitors of Immune Complex Induced Inflammation.
Authors: HAVIV F. , RATAJCZYK J. D. , DENET R. W. , KERDESKY F. A. , WALTERS R. L. , SCHMIDT S. P. , HOLMS J. H. , YOUNG P. R. , CARTER G. W.
Published: May 2016

Coupling of the 2‐hydrazinobenzoxazoles (I) with acrylonitrile (II) in the presence of a base gives the adducts (III).
ChemInform Abstract: Synthesis of Some 4‐Substituted 1‐(5′‐(Substituted Phenoxymethyl)‐1′,3′ ,4′‐thiadiazol‐2′‐yl)‐2‐azetidinones as Potential Fungicides.
Authors: KUMAR R. , GIRI S. , NIZAMUDDIN NIZAMUDDIN
Published: May 2016

The aryloxyacetylthiosemicarbazides (I) are cyclized in concentrated sulfuric acid to yield the thiadiazoles (II) which are coupled with the aldehydes (III), producing the Schiff bases (IV).
ChemInform Abstract: Lewis Acid and High Pressure Promoted Diels‐Alder Cycloadditions of N‐Alkyl‐N‐sulfinyl Dienophiles.
Authors: BELL S. I. , WEINREB S. M.
Published: May 2016

2,3‐Dimethyl‐1,3‐butadiene (I) is subjected to cycloaddition reaction with the sulfinylimine (II) in the presence of Lewis acids or at high pressures to give the thiazine derivative (III).
ChemInform Abstract: A New Heterocyclic Structure. The (1,2,3)Triazolo(1,5‐d)(1,2,4)triazine.
Authors: BIANCHI M. , BUTTI A. , PERRONNET J.
Published: May 2016

4‐Benzoyl‐1,2,3‐triazole (I) reacts with the hydrazines (II) to form the hydrazones (III).
ChemInform Abstract: Use of CH‐Acidity of 2,4,4‐Trimethyl‐4,5‐dihydrooxazole to Synthesize Triauriomethanes and Novel Gold Clusters.
Authors: SCHERBAUM F. , HUBER B. , MUELLER G. + , SCHMIDBAUR H.
Published: May 2016

The Au(I) cluster (V) having an unusual structure is obtained according to the scheme and characterized by X‐ray structure analysis (space group C2/c, Z=4).
ChemInform Abstract: Preparation and Crystal Structures of New Platinum/Phosphonate Complexes.
Authors: BAU R. , HUANG S. K. S. , FENG J.‐A. , MCKENNA C. E.
Published: May 2016

The Pt complexes (I) and (II) are prepared by reaction of the corresponding dichlorodiamine‐Pt(II) complexes with trisodium phosphonoformate or methylene diphosphonic acid, in the cases of (Ib) and (II) after chloride abstraction with AgNO3.
ChemInform Abstract: Hydrolysis of a Peptide Bond in Neutral Water.
Authors: KAHNE D. , STILL W. C.
Published: May 2016

A radioassay for measuring amide bond hydrolysis at neutral pH and room temp. is presented.
ChemInform Abstract: Synthesis of 10,11‐Dihydroxyaporphins and of Protected 10,11‐Dihydroxyaporphins from Codeine.
Authors: RAM V. J.
Published: May 2016

The N‐alkylnoraporphins (IV) and the derivatives (X) are prepared by the procedures shown in the scheme starting from the norapocodeine (I) or norapomorphine (V), resp., which are both available from codeine.
ChemInform Abstract: Crystal Structure, FIR and Raman Spectra of GaCrSe3.
Authors: LUTZ H. D. , ENGELEN B. , FISCHER M. , JUNG M.
Published: May 2016

Single crystals of the title compound are prepared from the corresponding binary selenides by chemical vapor transport reaction using I2 as transportation agent.
ChemInform Abstract: Structure and Magnetic Properties of Ln2(M,Ni)14B Pseudoternary Compounds (Ln: Nd, Pr; M: Fe, Co).
Authors: CHUANG Y. C. , WU C. H. , XIE J. Q.
Published: May 2016

The Curie temp. of Nd2(Fe1‐xNix)14B (I) increases with increasing x up to x = 0.2; the saturation magnetization changes in an opposite manner.
ChemInform Abstract: Chemistry of the Addition of Thiols to 2,3‐Dihydro‐3‐ethylidene‐dihydrodipyrrin‐1(10H)‐ones ‐ a Model Study on the Covalent Chromophore‐Protein‐Linkage in Biliproteins.
Authors: GRUBMAYR K. , WAGNER U. G.
Published: May 2016

Addition of benzylmercaptan (IV) to the title compound (III) is found to be a model reaction with regard to the thioether linkage of protein and chromophore in biliproteins.
ChemInform Abstract: Synthesis of Optically Active Michael Adducts via Chiral Enamines.
Authors: BRUNNER H. , KRAUS J. , LAUTENSCHLAGER H.‐J.
Published: May 2016

The chiral enamines (I) and (VI), obtained by Schiff base condensation from respective 1,3‐dicarbonyl compounds and (R)‐(+)‐phenylethylamine are found to undergo diastereoselective Michael reactions with α,β‐unsaturated carbonyl compounds (II) or (IV).
ChemInform Abstract: Kinetics and Mechanism of Isocyanate Reactions. Part 2. Reactions of Aryl Isocyanates with Alcohols in the Presence ob Tertiary Amines.
Authors: BACALOGLU R. , COTARCA L. , MARCU N. , TOELGYI ST. +
Published: May 2016

As a model for polyurethane formation under conditions similar to those of industrial scale production the title reaction is studied kinetically in order to reveal the reaction mechanism.
ChemInform Abstract: The Reduction of Mannich Bases and Their Derivatives by Tri‐n‐butyltin Hydride.
Authors: CHAO H. S.‐I.
Published: May 2016

The 2‐aminomethyl‐4,6‐dimethylphenols (I) are reductively deaminated upon heating with tributyltin hydride, producing the trimethylphenol (II).
ChemInform Abstract: Simple Preparation of N‐Alkyl‐N‐arylhydrazines from Diazotizable N‐Arylamines.
Authors: GONZALEZ A.
Published: May 2016

The anilines (I) are diazotized and then coupled with acetoacetic acid (III) or the branched 1,3‐dione (VIII), yielding the hydrazones (IVa) ‐(IVd) or (IXe) and (IXf).
ChemInform Abstract: Regioselective Addition Reaction of Lithium Enolates to Thio‐Substituted 1,4‐Naphthoquinones. Convenient Synthesis of a Naphthofuran‐4,9‐dione Ring System.
Authors: KANG W.‐B. , NAN'YA S. , TORU T. , UENO Y.
Published: May 2016

Coupling of the naphthoquinones (I) with the lithium enolates (II) yields the primary adducts (III) which are oxidatively converted to the quinones (IV).
ChemInform Abstract: Electrolytic Conversions of Carbanions and Heteroanions. Part 1. Electrosynthesis of 1‐Phenyl‐3‐nitro‐1,2,4‐triazole and Its 1H, 13C, and 15N NMR Spectra.
Authors: PETROSYAN V. A. , NIYAZYMBETOV M. E. , PEVZNER M. S. , UGRAK B. I.
Published: May 2016

Anodic oxidation of the ammonium triazolate (I) in the presence of benzene (II) produces the triazole (III) and the phenyltriazoles (IV) ‐(VI).
ChemInform Abstract: Preparation and IR Spectroscopic Investigations of Silylaminosilanes.
Authors: POPOWSKI E. , RANDOW H. , KELLING H.
Published: May 2016

The silylaminosilanes (IV) are best prepared by coammonolysis of (I) with (II).
ChemInform Abstract: Et3B‐Induced Radical Reaction of 1,3‐Diene Monoxide with C6F13I, PhSH, or Ph3GeH.
Authors: ICHINOSE Y. , OSHIMA K. , UTIMOTO K.
Published: May 2016

The vinyl oxiranes (I) react with radicals, generated from the iodide (IIa) or the hydrides (IIb) ‐ (IId) by treatment with triethylborane, yielding the allylic alcohols (III).
ChemInform Abstract: Heterocyclic Substituted Arenediazonium Salts with a Long‐Wave‐Length Range of Sensitivity. Part 1. Monomethines and Azamethines.
Authors: FANGHAENEL E. + , KUEHNEMUND K.‐H. + , RICHTER A. M.
Published: May 2016

Two new types of arenediazonium salts are synthesized, in which a heterocyclidene ring is bridged with the para position of a benzene diazonium group either through a methine group such as in (VI) or through an aza group such as in (XII).
ChemInform Abstract: Chemistry of Pyrrole Pigments. Part 78. Properties of the b‐Norbilatriene‐abc‐b‐Nor‐biladiene‐ac System.
Authors: FALK H. , FLOEDL H. +
Published: May 2016

The title redox system (I)/(II) recently prepared exhibits an oxidative half wave potential of 800 mV in MeCN solution.
ChemInform Abstract: A Convenient Synthesis of 4‐Amino‐4‐deoxy‐L‐arabinose and Its Reduction Product, 1,4‐Dideoxy‐1,4‐imino‐L‐arabinitol.
Authors: NALEWAY J. J. , RAETZ CH. R. H. , ANDERSON L.
Published: May 2016

Starting with the xylopyranoside (I), the azido sugar (VII) is prepared.
ChemInform Abstract: Room‐Temperature Thermal Conductivity of Cemented Transition‐Metal Carbides.
Authors: PERECHERLA A. , WILLIAMS W. S.
Published: May 2016

Thermal conductivity data are reported for various cemented WC/Co‐based multicarbides, WC/Co, TiCx/Ni‐Mo, and binderless WC and TiCx samples.
ChemInform Abstract: Preparation of Monodispersed Y‐Ba‐Cu‐O Superconductor Particles via Sol‐Gel Methods.
Authors: SANJINES R. , THAMPI K. R. , KIWI J.
Published: May 2016

The high‐Tc superconductor YBa2Cu3O7‐x is synthesized using a modified citrate or oxalate sol‐gel process.
ChemInform Abstract: Tubular Silicate‐Layered Silicate Intercalation Compounds: A New Family of Pillared Clays.
Authors: JOHNSON I. D. , WERPY T. A. , PINNAVAIA T. J.
Published: May 2016

It is shown that a sol containing the tubular metal oxide imogolite ((OH)3Al2O3Si(OH)) can be directly intercalated as a regular monolayer in the galleries of smectite clays such as montmorillonite, fluorohectorite, and hectorite.
ChemInform Abstract: Molten Lithium Nitrate‐Potassium Nitrate Eutectic: The Reaction of Tin(II) Chloride.
Authors: KERRIDGE D. H. , SHAKIR W. M.
Published: May 2016

Anhydrous tin(II) chloride is oxidized in molten LiNO3/KNO3 eutectic as shown in the scheme.
ChemInform Abstract: Thermogravimetric Study of the Uptake of Oxygen by YBa2Cu3Ox.
Authors: LEROY K. , MULLENS J. , YPERMAN J. , VAN HEES J. , VAN POUCKE L. C.
Published: May 2016

The reaction of YBa2Cu3Ox and O2 is investigated on cooling from 920 to ∼ 20 °C. The first aim of the study is to obtain reproducible thermograms by trying different ways of preparation and pretreatment of the precursor.
ChemInform Abstract: Conformational Analysis of 14‐Membered Macrolides Using X‐Ray Crystallography and Molecular Mechanics Calculations.
Authors: KELLER T. H. , NEELAND E. G. , RETTIG S. , TROTTER J. , WEILER L.
Published: May 2016

(Ia) and (Ib) both have space group P21/c with Z=4; (IIa) has P21/n with Z=4 and (IIb) P212121 with Z=4; (III) has Pna21 with Z = 8; (IV) has P1 with Z=2; (V) has P1 with Z=4.
ChemInform Abstract: Crystal Structure and Magnetic Properties of the Complex (Cu(en)2)2((Fe(edta))2O)·2 H2O. A Heterobimetallic Cu(II)‐Fe(III) System Containing a μ‐Oxo‐diiron(III) Moiety.
Authors: GOMEZ‐ROMERO P. , JAMESON G. B. , BORRAS‐ALMENAR J. J. , ESCRIVA E. , CORONADO E. , BELTRAN D.
Published: May 2016

The title complex is prepared by equimolar reaction of aqueous solution of Fe(Hedta)(OH2) at pH 9 with (Cu(en)2)(NO3)2 as a crystalline three‐dimensional polymer.
ChemInform Abstract: Thermotropic Liquid Crystal Properties of Alkylammonium Alkanesulfonates.
Authors: MATSUNAGA Y. , NISHIDA K.
Published: May 2016

The ammonium alkanesulfonates (I) exhibit a smectic A phase when the cation carries a dodecyl or longer alkyl group.
ChemInform Abstract: Lanthanoid(III)‐Catalyzed Addition of Glycolate to Maleate. Investigation of Intermediates Using Multinuclear Magnetic Resonance Spectroscopy.
Authors: VAN WESTRENEN J. , PETERS J. A. , KIEBOOM A. P. G. , VAN BEKKUM H.
Published: May 2016

The title reaction shown in the scheme is carried out with La(III).
ChemInform Abstract: Silicon Naphthalocyanine Triplet State and Oxygen: A Reversible Energy‐Transfer Reaction.
Authors: FIREY P. A. , FORD W. E. , SOUNIK J. R. , KENNEY M. E. , RODGERS M. A. J.
Published: May 2016

Energy transfer from the triplet state of bis(tri‐n‐hexylsiloxy)silicon 2,3‐naphthalocyanine (SiNC, T1) to ground‐state 3O2 to produce singlet 1O2 is shown by laser flash photolysis to be reversible in benzene and benzene‐d6.
ChemInform Abstract: Stable Carbocations. Part 273. (1.1.1.1)‐ and (2.2.1.1)Pagodane Dications: Frozen Two‐Electron Woodward‐Hoffmann Transition‐State Models.
Authors: PRAKASH G. K. S. , KRISHNAMURTHY V. V. , HERGES R. , BAU R. , YUAN H. , OLAH G. A. , FESSNER W.‐D. , PRINZBACH H.
Published: May 2016

Pagodanes (Ia) and (Ib) are oxidized to give dications (II) which are quenched to give (IVa) and (IVb), respectively.
ChemInform Abstract: Reactivity of Phosphonium Diylids with Aldehydes and Ketones.
Authors: CRISTAU H.‐J. , RIBEILL Y. , CHICHE L. , PLENAT F.
Published: May 2016

The reactivity of the phosphorus monoylids (III) and diylids (IV), generated from the phosphonium salts (I), towards various aldehydes and ketones is investigated.
ChemInform Abstract: Kinetics and Thermodynamics of Phenolate Silylation and Alkylation.
Authors: ELLINGTON J. C. JUN. , ARNETT E. M.
Published: May 2016

The reaction of PhONa + MeI is studied in MeCN and in THF with and without added 15‐crown‐5. Analogously a wide range of silylations is examined as well (kinetics, heats of reactions) and found to be strongly dependent upon solvent polarity, ion pairing of the alkali phenolate (Na and K salts are studied), and steric and electronic influences.
ChemInform Abstract: Preparation and Nucleophilic Substitution of (E)‐1‐Bromo‐2‐phenylsulfonyl‐2‐alkenes and 3‐Acetoxy‐2‐phenylsulfonyl‐1‐alkenes.
Authors: AUVRAY P. , KNOCHEL P. , NORMANT J. F.
Published: May 2016

Vinylphenylsulfone (I) reacts with aldehydes (II) to yield sulfonylated sec. allylic alcohols (III), some of which are converted to either sec. allylic acetates (V) or prim. allylic bromides (VI).
ChemInform Abstract: Metal‐Ammonia Reduction and Reductive Alkylation of Naphthalenesulfonamides. A New Route to Substituted Naphthalenes.
Authors: GOTTLIEB L. , LOEWENTHAL H. J. E.
Published: May 2016

The naphthalene‐1‐sulfonamides (I) are subjected to reduction with butyllithium and lithium/ammonia.
ChemInform Abstract: Stereochemistry and Mechanism of the (2 + 2) and (4 + 2) Photocycloaddition of Alkenes and Dienes to Pummerer′s Ketone.
Authors: MINTAS M. , SCHUSTER D. I. , WILLIARD P. G.
Published: May 2016

Pummerer's ketone (I) undergoes (4 + 2) cycloaddition to furan (II) and (2 + 2) cycloaddition to the alkenes (IV) and (VI) via a common intermediate, namely the short‐lived twisted triplet excited state of (I).
ChemInform Abstract: Synthesis and Neuropsychotropic Activity of Adamantyl‐Substituted Imidazo(1,2‐a)benzimidazoles.
Authors: MOROZOV I. S. , ANISIMOVA V. A. , AVDYUNINA N. I. , LUKOVA O. A. , PYATIN B. M. , MILITAREVA N. A. , BYKOV N. P. , DVALISHVILI E. G. , KHRANILOV A. A.
Published: May 2016

Starting with the aminobenzimidazoles (I), the adamantylaminomethylimidazobenzimidazoles (VIII) are prepared as shown in the reaction scheme.
ChemInform Abstract: Syntheses of Novel Quinolone Chemotherapeutics. Part 1. Pyridoquinolines and Pyridophenanthrolines as Derivatives of “lin‐benzo‐Nalidixic Acid”.
Authors: JORDIS U. , SAUTER F. , RUDOLF M. , CAI G.
Published: May 2016

The title quinoline derivative (VI) is prepared starting from the diamine (I) via Gould‐Jacobs reaction of the intermediate (IV) followed by cyclization and hydrolysis.
ChemInform Abstract: Chemistry of Pyridazines. Part 36. Novel Diaza‐Analogues of 10,11‐Dihydro‐5H‐dibenzo(a,d)cyclohepten‐5‐one.
Authors: DOSTAL W. , HEINISCH G. , LOETSCH G. +
Published: May 2016

The title compounds (IV), (VIII), (XIII) are prepared by cyclization of appropriate precursors (III), (VII), or (XI)/(XII), respectively.
ChemInform Abstract: Synthesis of 1,2,3,6‐Tetrahydrophosphorin 1‐Oxides and 1,2‐Dihydrophosphorin 1‐Oxides from 3‐Phospholene 1‐Oxide Dichlorocarbene Adducts.
Authors: KEGLEVICH G. , PETNEHAZY I. , TOEKE L. + , TOTH G. , MIKLOS P.
Published: May 2016

Reaction of the 6,6‐dichlorophosphabicyclohexane 1‐oxides (I) with silver nitrate in water or methanol (II) yields a mixture of the phosphacyclohexenes (III) and (IV).
ChemInform Abstract: Synthesis and Characterization of Dinuclear Iron Complexes Containing Bridging C(CN)(SR) Carbene Ligands. X‐Ray Structure of (Fe2(CO)2(Cp)2(μ‐CO)(μ‐C(CN)SMe)).
Authors: BUSETTO L. , BORDONI S. , ZANOTTI V. , ALBANO V. G. , BRAGA D.
Published: May 2016

Reactions of the S‐alkyl thiocarbonyl derivatives (I) with the cyanide (II) afford the new cyanocarbene derivatives (III) via stereoselective nucleophilic addition of CN‐ at the μ‐C of the CSR group.
ChemInform Abstract: The Preparation of 5,7,7,12,14‐Pentamethyl‐1,4,8,11‐tetra‐azacyclotetradeca‐4,11‐diene and Its Complexes with Copper(II), Nickel(II), Zinc(II), and Cobalt(III).
Authors: HAY R. W. , ALI M. A. , JERAGH B.
Published: May 2016

The reaction of 1,2‐diaminoethane monohydroperchlorate with an equimolar mixture of mesityl oxide and pent‐3‐en‐2‐one in MeOH gives a mixture of three tetraazacyclotetradecadienes as their dihydroperchlorate salts containing the title compound as the major product (ca.
ChemInform Abstract: Pentamethylcyclopentadienylrhodaborane Chemistry. Part 5. Preparation Molecular Structure, and Nuclear Magnetic Resonance Spectra of the arachno Ten‐Vertex Rhodadecaboranes (6‐(η5‐C5Me5)‐6,9‐(RNC)2‐arachno‐6‐RhB9H11) (R: Me or p‐MeC6H4).
Authors: FONTAINE X. L. R. , GREENWOOD N. N. , KENNEDY J. D. , MACKINNON P. , THORNTON‐PETT M.
Published: May 2016

The reaction of the isocyanides (II) with the nido‐rhodaborane (I) yields the title arachno species (III).
ChemInform Abstract: Redox Reactions of Osmium Porphyrins.
Authors: MOSSERI S. , NETA P. , HAMBRIGHT P. , SABRY D. Y. , HARRIMAN A.
Published: May 2016

A variety of experimental techniques is used to study the redox chemistry of Os complexes of porphyrins such as octaethylporphyrin or tetraphenylporphyrin in order to clarify the extent to which the various states are interconvertible.
ChemInform Abstract: Free‐Radical Oxidative Transformations of Androst‐4‐ene‐3β,9α,17β‐triol 3,17‐Diacetate (III).
Authors: MIHAILOVIC M. LJ. , LORENC LJ. , DABOVIC M. , BJELAKOVIC M.
Published: May 2016

Whereas oxidation of (III) with Pb(O‐Ac)4 results mainly in β‐fragmentation to give (V) and (VI), the HgO/I2 oxidation unexpectedly leads to the epoxide (IV).
ChemInform Abstract: Peptide Synthesis in Alcohol Solvents by the Mixed Anhydride Method Using Dimethylphosphinothioyl Chloride.
Authors: UEKI M. , SAITO T. , SASAYA J. , IKEDA S. , OYAMADA H.
Published: May 2016

The formation and coupling of dimethylphosphinothioic mixed anhydrides of protected amino acids such as (II) can be performed in alcohol or alcohol/water solvents.
ChemInform Abstract: Stereospecific Synthesis of (+)‐Carbocyclic 2′‐Deoxyadenosine. An Improved Procedure for the Preparation of (+)‐(1R,2S,4R)‐4‐Amino‐2‐hydroxy‐1‐hydroxymethylcyclopentane.
Authors: BERES J. , SAGI GY. , BAITZ‐GACS E. , TOEMOESKOEZI I. + , OETVOES L. +
Published: May 2016

The diol (I) is transformed to the title cyclopentane derivative (VI) via two iododecarboxylation steps.
ChemInform Abstract: Patellazole C: A Novel Cytotoxic Macrolide from Lissoclinum patella.
Authors: ZABRISKIE T. M. , MAYNE C. L. , IRELAND C. M.
Published: May 2016

In contrast to the didemnid tunicate L. patella collected in Palau which produces a family of unique, cytotoxic cyclic peptides, all containing thiazole amino acids, L. patella from the Fiji Islands produces a new family of novel thiazole‐containing polyketide metabolites, the patellazoles A‐C, (Ia)‐(Ic), respectively.
ChemInform Abstract: The Synthesis of a Conjugate of Progesterone with Lucifer Yellow VS: A Potential Probe for Fluoroimmunoassay of Steroids.
Authors: KIRK D. N. , MILLER B. W.
Published: May 2016

The vinyl group of the fluorescent label Lucifer Yellow VS (I) readily undergoes conjugate addition with the steroidal aminobutyrate (II) to give the title compound (III).
ChemInform Abstract: Preparation and Sintering of Colloidal Silica‐Potassium Silicate Gels.
Authors: CAO W. , GERHARDT R. , WACHTMAN J. B. JUN.
Published: May 2016

Highly porous silica gels are prepared by using a formamide/water mixture to hydrolyze mixtures of colloidal silica sols and potassium silicate solutions.
ChemInform Abstract: Amyl Alkyl(aryl)thiomethanedithiocarboxylates as Additives to Lubricating Oils.
Authors: KULIEV A. B. , MAMEDOV A. G. , KURBANOV M. M. , ABDULLAEV B. I.
Published: May 2016

The novel title compounds (III) are prepared.
ChemInform Abstract: Kinetics of Thermal Devitrification and Correlation with the Change of Electrical Conductivity of Glassy Alloys TixCuyNizSiv.
Authors: SUSIC M. V. , MARICIC A. M.
Published: May 2016

Analyzing the results of thermal and electric measurements for the Ti‐based glassy alloys 50.7 at.% Ti‐47.27 Cu‐2.03 Si, 48.0 Ti‐45.0 Cu‐5.0 Ni‐1.5 Si, and 46.55 Ti‐42.80 Cu‐8.40 Ni‐2.25 Si during the crystallization it follows that the devitrification process occurs via two stages.
ChemInform Abstract: The Anodic Oxidation of Valve Metals. Part 2. The Influence of the Anodizing Conditions on the Transport Processes During the Anodic Oxidation of Zirconium.
Authors: KHALIL N. , BOWEN A. , LEACH J. S. L.
Published: May 2016

The transport numbers for metal and oxygen in anodic ZrO2 are measured as a function of oxide film thickness, growth rate, electrolyte composition, and electric field.
ChemInform Abstract: The Influence of Halide Ions at Submonolayer Levels on the Formation of Oxide Layer and Electrodissolution of Copper in Neutral Solutions
Authors: ELSNER C. I. , SALVAREZZA R. C. , ARVIA A. J.
Published: May 2016

is studied by voltammetry, SEM, and EDAX.
ChemInform Abstract: A New Highly Active Hydrotreating Catalyst Prepared by the Decomposition of Thiotungstatonickelate and Characterized by High Resolution Electron Microscopy.
Authors: ELTZNER W. , BREYSSE M. , LACROIX M. , LECLERCQ C. , VRINAT M. , MUELLER A. + , DIEMANN E.
Published: May 2016

The bisthiometalato complex (I) is used as precursor for the preparation of an unsupported mixed Ni‐W‐sulfide catalyst.
ChemInform Abstract: Reaction of Magnesium Silicide and Silicon Tetrachloride/Trichlorosilane in the Presence of Hydrogen.
Authors: MULLA I. S. , CHOUBE A. C. , DONGARE M. K. , SINHA A. P. B.
Published: May 2016

In the course of the reaction of SiCl4 and H2 with Mg2Si at 400‐500 °C formation of SiH4 is observed by gas chromatography (schematic diagram of the experimental set‐up).
ChemInform Abstract: New Arsenates M(I)3Sc2(AsO4)3 (M(I): K or Rb): Synthesis and Study by X‐Ray Diffraction, Vibrational Spectroscopy, and Ionic Conductivity Measurements.
Authors: WINAND J.‐M. , TARTE P.
Published: May 2016

The isotypic title arsenates, synthesized by solid state reactions between stoichiometric amounts of KHCO3 (or Rb2CO3), Sc2O3, and NH4H2AsO4 at 850 °C, crystallize in the cubic system with Z=16.
ChemInform Abstract: Synthesis of Isopolymetalate‐Pillared Hydrotalcite via Organic‐Anion‐Pillared Precursors.
Authors: DREZDZON M. A.
Published: May 2016

The organic‐anion‐pillared hydrotalcite (IV) is synthesized by a coprecipitation/digestion method.
ChemInform Abstract: Heterobimetallic Clusters Derived from (MS4)2‐ (M: Mo or W): Synthesis and Structural Characterization of (NMe4)4((CuCl)5Cl2WS4), a Double Cubane‐Like Complex.
Authors: SECHERESSE F. , MANOLI J.‐M. , POTVIN C. , MARZAK S.
Published: May 2016

The hexanuclear complex anion in (III), obtained by the procedure outlined in the scheme, is a new example for discrete copper tetrathiometalate clusters.
ChemInform Abstract: Remarkably Similar Solution and Solid‐State Structures for Two Divergently Reactive Lithium Enolates Derived from Vinylogous Urethanes.
Authors: WILLIARD P. G. , TATA J. R. , SCHLESSINGER R. H. , ADAMS A. D. , IWANOWICZ E. J.
Published: May 2016

In contrast to the known anti‐selectivity of (IIa) in aldol reactions to give, e.g., lactone (IVa), the dimethyl derivative (IIb) undergoes aldol addition surprisingly in the syn‐stereo‐manifold to yield (IVb).
ChemInform Abstract: Cesium Fluoroxysulfate Addition to Alkenes Leading to Vicinal Fluoroalkylsulfates.
Authors: ZEFIROV N. S. , ZHDANKIN V. V. , KOZ'MIN A. S. , FAINZIL'BERG A. A. , GAKH A. A. , UGRAK B. I. , ROMANIKO S. V.
Published: May 2016

The addition of cesium fluoroxysulfate (II) to the alkene (I) yields the salt‐like vicinal fluoro alkyl sulfates (III) and (IV), which are converted to the covalent ethoxysulfates (VI) and (VII).
ChemInform Abstract: Radical Thiylation of Some Unsaturated 1,3‐Dixolanes.
Authors: ETLIS V. S. , SHOMINA F. N. , TSAREVA L. A. , SEMENOVA E. A. , DEGTYAREVA L. M.
Published: May 2016

The radical addition of the thiols (I) to unsaturated 1,3‐dioxolanes such as (II) or (IV) proceeds contrary to the rule of Markovnikov to give the products (III) or (V).
ChemInform Abstract: Enhanced Nucleophile Selectivity in the Photoaddition to Styrene. Comparison with the Thermal Addition.
Authors: ANDERSON S. W. , YATES K.
Published: May 2016

Selectivities in the addition of H2O vs.
ChemInform Abstract: Synthesis and Reactivity of a Stable Precursor of 2‐Cyano‐1,3‐butadiene.
Authors: BARALDI P. G. , BARCO A. , BENETTI S. , MANFREDINI S. , POLLINI G. P. , SIMONI D. , ZANIRATO V.
Published: May 2016

The sulfolene (III) can serve as a stable precursor for the title compound (V) which undergoes Diels‐Alder reactions with electron‐deficient dienophiles to give the products (VI), (VII), (X), (XII) + (XIII).
ChemInform Abstract: Five‐Membered 2,3‐Dioxoheterocycles. Part 8. Reaction of 1‐Aryl‐4‐aroyl‐5‐methoxycarbonyl‐2,3‐dihydropyrrole‐2,3‐diones with Secondary Aliphatic Amines.
Authors: MASLIVETS A. N. , SMIRNOVA L. I. , ANDREICHIKOV YU. S.
Published: May 2016

The reaction between the title compounds (I) and the secondary alicyclic or acyclic amines (II) affords mixtures of the ring cleaved products (III) (10 derivatives in the original paper) as the main components and minor amounts of the 5‐dialkylamino derivatives (IV).
ChemInform Abstract: Photochemistry of the Nitrogen‐Thiocarbonyl Systems. Part 12. Photochemistry of the N‐Acyllactam and Acyclic Thioimide Systems. Competition Between Paterno‐Buechi Type and Norrish Type 1 Reactions.
Authors: ODA K. , MACHIDA M. , KANAOKA Y.
Published: May 2016

Photolysis of the cyclic (thio)imides (I) with 2,3‐dimethyl‐2‐butene (II) gives the cycloadducts (III) and (IV), together with the cleavage products (V).
ChemInform Abstract: Alkylation Orientation Rules in Conjugate Addition of Grignard Reagents to Nitropyrrole and Nitrothiophene Systems.
Authors: BALLINI R. , BARTOLI G. , BOSCO M. , DALPOZZO R. , MARCANTONI E.
Published: May 2016

Conjugate addition of the Grignard reagents (II) to the nitropyrroles (I) affords mainly the 5‐alkylation products (IV) whereas the 3‐alkylation products (VI) are predominantly formed from a similar treatment of the nitrothiophene (V).
ChemInform Abstract: Heterogeneous Catalytic Transfer Hydrogenation of 4‐Nitrodiphenylamine to p‐Phenylenediamines.
Authors: BANERJEE A. A. , MUKESH D.
Published: May 2016

When the nitrodiphenylamine (I) is treated with the alcohols (II) in the presence of Raney‐Ni, reduction and alkylation take place, producing the p‐phenylenediamines (III).
ChemInform Abstract: Chiral Electron‐Transfer Active Quinones with Triptycene Units: Concept for Their Synthesis and Molecular Properties.
Authors: DAUB J. , JAKOB L. , SALBECK J.
Published: May 2016

(8 + 2) Cycloaddition of the heptafulvene (I) with the triptycene quinones (II) yields the triptycene azulenoquinones (III), which undergo BBr3 promoted C‐C coupling to give the biaryls (IV).
ChemInform Abstract: Reactions of N,N‐Dialkylynamines and β‐Acylynamines with Ethynyl (p‐Tolyl) Sulfone.
Authors: HIMBERT G. , KOSACK S.
Published: May 2016

The title reaction leads to the sulfinylfurans (III) which may be oxidized to give sulfonylfurans, e.g. (IV).
ChemInform Abstract: Selective Preparation and Cyclization of 2‐(2‐Hydroxyphenyl)‐2‐(isopropylthio)ethanols. New Synthesis of 1‐Benzofurans.
Authors: OTA T. , HASEGAWA S. , INOUE S. , SATO K.
Published: May 2016

The ortho‐selective alkylation of the phenols (I) with the acetates (II), activated by sulfuryl chloride, yields the isopropylthioethanols (III) via (2,3) sigmatropic rearrangement of the corresponding phenoxysulfonium ylides.
ChemInform Abstract: Conjugate Addition with Organometallics and Nitration of Nitroxide (Aminoxyl) Free Radicals. Synthesis of Potentially Useful Cross‐Linking Spin Label Reagents.
Authors: HIDEG K. , HANKOVSZKY H. O. , HALASZ H. A. , SOHAR P.
Published: May 2016

Conjugate addition of the Grignard (II) to the nitroxide (I) yields the compounds (III) and (IV) as main products; both the inseparable diastereomers undergo nitration to give the separable para‐nitrophenyl derivatives (VI) and (VII).
ChemInform Abstract: New Syntheses of Heterocycles by Wittig Reaction. Part 2. 2,2′‐Biindolyls; 1,2‐Di(2‐indolyl)‐ and 1,2‐Di(1‐benzofuran‐2‐yl)ethylenes.
Authors: CAPUANO L. , DRESCHER S. , HAMMERER V. , HANISCH M.
Published: May 2016

The title compounds (III), (V) and (VIII) may be used as laser dyes.
ChemInform Abstract: 9‐Alkenylcarbazoles. Part 13. Trifluoroacetylation of trans‐ and cis‐9‐Alkenylcarbazoles.
Authors: MOSKALEV N. V. , FILIMONOV V. D. , SIROTKINA E. E.
Published: May 2016

9‐Vinylcarbazole (Ia) reacts with trifluoroacetic anhydride (II) to give the trifluoroacetyl derivative (III).
ChemInform Abstract: On the Synthesis of 3(5)‐Carbomethoxy‐4‐hetarylpyrazoles.
Authors: CATIVIELA C. , DIAZ DE VILLEGAS M. D. , MAYORAL J. A. , AVENOZA A. , ROY M. A.
Published: May 2016

The oxazolones (I) are converted to the propenoates (II) which react with diazomethane (III) to give the dihydropyrazoles (IV).
ChemInform Abstract: Pyrazoles. Part 3. N‐1 Protected 4‐Substitued Pyrazoles. Synthesis and NMR Investigation.
Authors: HEINISCH G. , HOLZER W.
Published: May 2016

1‐Benzyl‐4‐pyrazolecarbaldehyde (I) is coupled with the CH‐acidic compounds (II) to give the 4‐vinyl derivatives (III).
ChemInform Abstract: Reaction of 4‐Amino‐3‐mercapto‐5‐phenyl‐1,2,4‐triazole with Acylacetylenes.
Authors: GLOTOVA T. E. , NAKHMANOVICH A. S. , SIGALOV M. V.
Published: May 2016

The reaction between (I) and (II), conducted under varied conditions, proceeds regiospecifically to afford the 3‐acylvinyl derivatives (III) in high yields.
ChemInform Abstract: Homolytic Ethoxycarbonylation of Aminopyridines.
Authors: MIN R. S. , AKSENOV V. S.
Published: May 2016

Iron(II)‐catalyzed reaction of ethyl α‐hydroxy‐α‐hydroperoxypropionate, generated in sity from ethyl pyruvate (II) and hydrogen peroxide, with the aminopyridines (I) or (IV) gives the pyridine carboxylates (III) and (V) ‐ (VII) respectively.
ChemInform Abstract: Synthesis, Platelet Aggregation Inhibitory Activity, and in vivo Antithrombotic Activity of New 1,4‐Dihydropyridines.
Authors: SUNKEL C. E. , FAU DE CASA‐JUANA M. , CILLERO F. J. , PRIEGO J. G. , ORTEGA M. P.
Published: May 2016

The β‐keto esters (III), derived from saccharin, are synthesized from diketene (I) and the trioxobenzoisothiazole (II).
ChemInform Abstract: Carbinolamines from Substituted Tetrahydroisoquinolines.
Authors: MOEHRLE H. + , BIEGHOLDT M.
Published: May 2016

Oxidative dehydrogenation of the tetrahydroisoquinolines (I) with Hg(II) ethylenediaminetetraacetate and subsequent treatment with conc.
ChemInform Abstract: Synthesis and Spectra of 7‐(o‐ and p‐R‐Phenyl)‐10,10‐dimethyl‐8,9,10,11‐tetrahydrobenz(c)acridin‐8‐ones. Structure Correction of 1,2,3,4‐Tetrahydro‐2,2‐dimethyl‐5‐aryl‐6‐aza‐7,8‐benzophenanthren‐4‐ones.
Authors: CORTES E. , MARTINEZ R. , AVILA J. G. , TOSCANO R. A.
Published: May 2016

Reaction of the aldehydes (II) with 1‐naphthylamine (III) and dimedone (IV) in benzene or ethanol does not give the compounds (I) as reported in the literature but yields the benzacridinone derivatives (V) which are oxidized, forming the compounds (VI).
ChemInform Abstract: Synthesis of 1,2,4‐Triazolo‐Fused Heterocycles.
Authors: MITRA R. B. , MULJIANI Z. , DESHPANDE S. R.
Published: May 2016

Alkylation of the 1,2,4‐triazole (I) with the α‐bromo ketones (II) and subsequent treatment with thionyl chloride give the chloro ketones (IV) which undergo intramolecular ring closure on treatment with a base, producing the triazolooxazines (V).
ChemInform Abstract: Synthesis of Some 6‐Arylamino‐3‐amino‐1,2,4,5‐dithiadiazines.
Authors: SINGH A. P. , SINGH R. , VERMA V. K.
Published: May 2016

Benzylation of thiosemicarbazide (I) and subsequent coupling with the phenyl isothiocyanate (IV) give the S‐benzylisothiohydrazodicarbonamides (V) which undergo oxidative ring closure upon treatment with bromine, forming the dithiadiazines (VI).
ChemInform Abstract: Synthesis and Biological Activity of 5‐Phenyl‐1,3,4‐benzotriazepines. Part 12. Preparation of 2‐Amino‐5‐phenyl‐1,3,4‐benzotriazepines from 2‐Aminobenzophenone Hydrazones and Cyanogen Bromide.
Authors: RICHTER P. , MORGENSTERN O. , BESCH A.
Published: May 2016

Methylation of the 1,3,4‐benzotriazepine‐2‐thiones (I) and (IV) with methyl iodide (II) leads to the formation of the 2‐methylthio derivatives (III) and (V).
ChemInform Abstract: Elimination Instead of Rearrangement in Sulfur Containing C12 Rings.
Authors: BRUDERMUELLER M. + , MUSSO H. , WAGNER A.
Published: May 2016

The methylation of the heterocyclic compounds (III) and (X) and subsequent treatment with base does not lead to Stevens rearrangement.
ChemInform Abstract: Phosphenium Cations/Iminophosphane Reactions. Synthesis of a Spiranic Azadiphosphiranium Cation.
Authors: ROQUES C. , MAZIERES M.‐R. , MAJORAL J.‐P. , SANCHEZ M.
Published: May 2016

The phosphenium salts (I) react with the iminophosphane (II) to give the diazaphosphetidines (III) which are converted to the phosphonium triflates (V).
ChemInform Abstract: Polynuclear Mixed‐Metal Complexes. Preparation and Structure of (Mn(III)((OH)2Co(III)(en)2)3)(ClO4)4Cl2·4 H2O.
Authors: THEWALT U. , MUELLER S. +
Published: May 2016

Aerial oxidation of Mn(II) in an aqueous solution containing ((en)2Co(OH)(H2O))2+ cations gives the title complex (III), which crystallizes in Pbca with Z=8.
ChemInform Abstract: ESR Evidence of the Formation of a New Superoxide Complex of Tetra‐p‐tolylporphyrinatocobalt(II) in Aprotic Solvents.
Authors: OZAWA T. , HANAKI A.
Published: May 2016

ESR studies on the reactions of the title complex (I) show that in the absence of oxygen in DMSO solution the adduct (II) is formed.
ChemInform Abstract: Conversion of Coordinated Threonine into 3‐Carboxyisothiazoline.
Authors: HARTSHORN R. M. , WILLIS A. C. , SARGESON A. M.
Published: May 2016

The threoninatocobalt(III) complex (I) reacts with thionyl chloride (II) to give the carboxyisothiazoline complex (III).
ChemInform Abstract: Oligophosphane Ligands. Part 29. Chelate‐Phosphane‐Stabilized Rhodium(I) Complexes Containing Terminal Phosphido Ligands: Synthesis, Reactions, and Electronic Structure.
Authors: DAHLENBURG L. , HOECK N. + , BERKE H.
Published: May 2016

The phosphido‐Rh(I) complexes (III) are prepared according to the scheme.
ChemInform Abstract: Radical Dideoxygenation Reaction of a 1,4‐Bisdithiocarbonate: A Strategy for the Synthesis of Chiral Polyhydroxylated Thiolane Derivatives.
Authors: RAO A. V. R. , REDDY K. A. , GURJAR M. K. , KUNWAR A. C.
Published: May 2016

The bis(dithiocarbonate) (I) is cyclized upon treatment with tributyltin hydride, forming the thiolane (II).
ChemInform Abstract: Syntheses and Alkaline Hydrolyses of 2,2′‐Imino‐ and 2,2′‐(Substituted Imino)‐1‐(2′‐deoxy‐β‐D‐arabinofuranosyl)uracils.
Authors: MINAMOTO K. , AZUMA K. , TANAKA T. , IWASAKI H. , EGUCHI S. , KADOYA S. , MOROI R.
Published: May 2016

In order to examine the possibility of "up" amination of the sugar part of pyrimidine nucleosides through pyrimidine N‐cyclonucleosides, the imino compounds (III) and (IV) are synthesized by amination‐cyclization reactions of the anhydrouridine (I).
ChemInform Abstract: The Chemistry of 2′,3′‐Seconucleosides. Part 3. Synthesis and Reactions of Purine‐2,′3′‐secoribonucleosides.
Authors: BEATON G. , JONES A. S. , WALKER R. T.
Published: May 2016

The 5'‐O‐protected purine‐ribonucleosides (I) are transformed into the open‐chain 2',3'‐di‐O‐mesyl derivatives (IV).
ChemInform Abstract: M43 Antibiotics: Methylated Vancomycins and Unrearranged CDP‐I Analogues.
Authors: NAGARAJAN R. , MERKEL K. E. , MICHEL K. H. , HIGGINS H. M. JUN. , HOEHN M. M. , HUNT A. H. , JONES N. D. , OCCOLOWITZ J. L. , SCHABEL A. A. , SWARTZENDRUBER J. K.
Published: May 2016

From the filtered broth of culture Amycolatopsis orientalis M43‐05865 the M43 complex is obtained and some individual M43 factors are isolated.
ChemInform Abstract: Applications of Enzymes in the Synthesis and Hydrolytic Study of 2‐Deoxy‐α‐D‐glucopyranosyl Phosphate.
Authors: PERCIVAL M. D. , WITHERS S. G.
Published: May 2016

The otherwise unsuccessful synthesis of the extremely labile title compound (IV) is achieved by a two‐step route using a combination of three enzymes (see scheme).