bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Pyrylium Compounds. Part 37. Arylbenzenes from 2,4,6‐Triarylpyrylium Salts and Carboxylic Acid Anhydrides.
Authors: ZIMMERMANN T. , FISCHER G. W.
Published: May 2016

Refluxing the pyrylium salts (I) with carboxylic acid anhydrides in the presence of basic condensing agents yields triarylbenzenes of type (III) as main products.
ChemInform Abstract: The Synthesis and Novel Structure of Methyl 7‐Phenyldibenza(a,j)anthracene‐14‐carboxylate and Methyl 5‐Phenylbenzo(1,2‐h:5,4‐h′)diquinoline‐3‐carboxylate: Rigid Semi‐Helical Aromatic Spacers with Convergent Functional Groups.
Authors: ZIMMERMAN S. C.
Published: May 2016

Cyclocondensation of the 1‐tetralones (I) with the 2‐benzylidene‐1‐tetralones (II) gives the pyrylium salts (IV) which react with trimethylphosphonoacetate (V) and NaH to form the pentacyclic esters (VI).
ChemInform Abstract: Silicon‐Functionalized Silyl Enol Ether. Part 2. Silyl Enol Ethers Bearing Stereogenic Silicon Atoms and Chiral Alkoxy Groups: The Effect of These Groups Upon the Facial Selectivity of the Epoxidation of an Enol Double Bond.
Authors: WALKUP R. D. , OBEYESEKERE N. U.
Published: May 2016

The lithium enolates (III), derived from the ketones (I), react with the dichlorosilanes (IV) to produce the chlorosilyl enol ethers (V).
ChemInform Abstract: Synthesis of Aryldichloro‐ and Diarylchlorophosphines.
Authors: KORMACHEV V. V. , VASIL'EVA T. V.
Published: May 2016

The synthesis of the chlorophosphines (III) and (IV) from benzene (I) and phosphorus trichloride in the presence of aluminum trichloride is improved, using bis(2‐chloroethyl) vinylphosphonate or tris(2‐methoxyethyl) phosphate during the work‐up procedure.
ChemInform Abstract: Dinuclear Metal Complexes. Part 8. Effect of Remote Substituents on the Redox Potentials of Mono‐ and Dinuclear Copper(II) Complexes.
Authors: ADHIKARY B. , MANDAL S. K. , NAG K.
Published: May 2016

Schiff bases, obtained by condensing 2‐hydroxy‐5‐methylbenzene‐1,3‐dicarbaldehyde with p‐substituted anilines in different amounts, react with Cu acetate to yield the mononuclear complexes (I) or (III) which form dinuclear compounds (II) or (IV) on reaction with Cu perchlorate.
ChemInform Abstract: Synthesis and Study of Some Novel Metal Complexes of Phosphoramidothioic and Phosphorodiamidothioic Ligands.
Authors: SYNGOLLITOU‐KOURAKOU A. S. , TOSSIDIS I. A.
Published: May 2016

The structures of the ten new complexes (I)‐(VII) are assigned on the basis of their elemental analysis, IR and electronic spectra and magnetic properties.
ChemInform Abstract: Thiourea Derivatives of Carbohydrates. Part 12. Syntheses of D‐Ribosylamines, D‐Ribopyranosyl Isothiocyanates, and D‐Ribopyranosylthioureas, and Their Transformations into Heterocyclic Compounds.
Authors: FUENTES MOTA J. , PRADERA ADRIAN M. A. , MELLET C. O. , GARCIA FERNANDEZ J. M. , CABALLERO R. B. , GALBIS PEREZ J. A.
Published: May 2016

Starting with D‐ribosylamine (I), the tri‐O‐benzoylribosylamine hydrobromides (VI) and (VII) are synthesized via the ribosylenamines (III) and (IV).
ChemInform Abstract: Liquid‐Phase‐Assisted Transformation of Seeded γ‐Alumina.
Authors: SHELLEMAN R. A. , MESSING G. L.
Published: May 2016

The ability to tailor the transformation behavior of a transition‐phase alumina to the stable α phase by controlling both nucleation and growth of α‐Al2O3 during transformation is demonstrated.
ChemInform Abstract: Properties of Dichlorine Hexaoxide in the Gas Phase and in Low‐Temperature Matrices.
Authors: JANSEN M. , SCHATTE G. , TOBIAS K. M. , WILLNER H.
Published: May 2016

The IR spectrum of matrix‐isolated Cl2O6 shows that there are two inequivalent chlorine atoms in the molecule.
ChemInform Abstract: On the Structure of Hg2I3+ in Dimethylsulfoxide and Aqueous Solution. An X‐Ray Scattering and Raman Spectroscopic Study
Authors: BENGTSSON L. , HOLMBERG B. , PERSSON I. , IVERFELDT A.
Published: May 2016

shows that the molecular structure of Hg2I3+ is nearly identical in both solvents.
ChemInform Abstract: Structure of Bi2(CrO4)2Cr2O7.
Authors: GERAULT Y. , RIOU A. , CUDENNEC Y. , BONNIN A.
Published: May 2016

The title compound crystallizes in the triclinic space group P1 with Z=4.
ChemInform Abstract: Crystal and Molecular Structure of the Mixed‐Valence Ruthenium Dimer Tris(μ‐bromo)bis(triammineruthenium)(2+) Tetrabromozincate(II), ((NH3)3RuBr3Ru(NH3)3)(ZnBr4).
Authors: BEATTIE J. K. , DEL FAVERO P. , HAMBLEY T. W. , HUSH N. S.
Published: May 2016

The title Ru(II)‐Ru(III) dimer (I) crystallizes in the monoclinic space group P21/m with Z=2.
ChemInform Abstract: Hydration Enthalpies of Md3+ and Lr3+.
Authors: BRUECHLE W. + , SCHAEDEL M. + , SCHERER U. W. , KRATZ J. V. , GREGORICH K. E. , LEE D. , NURMIA M. , CHASTELER R. M. , HALL H. L. , HENDERSON R. A. , HOFFMAN D. C.
Published: May 2016

The elution positions of Lr3+ and Md3+ ions (prepared by 18O bombardment of a 249Bk target) from a strongly acidic cation‐exchange resin in buffered ammonium α‐hydroxyisobutyrate solution are determined relative to those of Tm3+, Er3+, and Ho3+.
ChemInform Abstract: Amalgamated Aluminum Electrodes in Acidic Chloroaluminate Molten Salts.
Authors: MOY R. , DONAHUE F. M.
Published: May 2016

Amalgamation of aluminum, which is an attractive anode candidate for secondary electrochemical energy conversion devices, is shown to eliminate anodic aluminum passivation in acidic 1‐methyl‐3‐ethyl‐imidazolium chloride‐AlCl3 room temp. molten salt.
ChemInform Abstract: Do Chemical Reactions React Along the Reaction Path?
Authors: HARTKE B. , MANZ J.
Published: May 2016

It is demonstrated that chemical reactions may proceed far away from the minimum energy paths by using classical trajectory simulations and quantum vibrationally near‐adiabatic hyperspherical representations of an exoergic collinear hydrogen‐transfer reaction with two isotopic variants (reaction of F with DBr and MuBr; Mu: muonium).
ChemInform Abstract: Effectiveness of the Cadmium(II) Ion in Promoting Sulfonamide Nitrogen Deprotonation. 113Cd NMR, Polarographic, and pH‐Metric Investigations on the Cadmium(II)‐N‐Tosylglycinate and Cadmium(II)‐N‐Dansylglycinate Systems in Aqueous and Methanolic Solutions.
Authors: BATTISTUZZI GAVIOLI G. , BORSARI M. , PELLACANI G. C. , MENABUE L. , SOLA M. , BONAMARTINI CORRADI A.
Published: May 2016

The investigations, specified in the title, reveal the ability of the Cd2+ ion to substitute the nitrogen‐bound hydrogen of the amino acids, N‐protected by a sulfonic group.
ChemInform Abstract: Acidities of Radical Cations Derived from Remotely Substituted and Phenyl‐Substituted Fluorenes.
Authors: BORDWELL F. G. , CHENG J.‐P. , BAUSCH M. J.
Published: May 2016

The acidities of the radical cations obtained by electrochemical oxidation of fluorene (I) (X: ‐H) and its derivatives are estimated to have pKHA·+ values varying from ‐17 for the parent compound and its 4‐aza and 2‐bromo derivatives to +1 for its 2‐NMe2 derivative in the order given in the scheme.
ChemInform Abstract: Free Energies of Transfer of Carbon Acids and Their Conjugate Carbanions from Water to Me2SO‐Water Mixtures.
Authors: BERNASCONI C. F. , BUNNELL R. D.
Published: May 2016

Free energies (or solvent activity coefficients) of transfer of MeNO2, Ph‐CH2‐NO2, Ac‐CH2‐Ac, 1,3‐indandione, 9‐carbomethoxy‐ and 9‐cyanofluorene from H2O to various DMSO‐H2O mixtures are determined from partitioning experiments between heptane and the solvent of interest.
ChemInform Abstract: Reactivity Control by Microencapsulation in Simple Ammonium Ion Vesicles.
Authors: MOSS R. A. , SWARUP S. , ZHANG H.
Published: May 2016

While normal oxidation of Ellman's anion (I) by iodosobenzoate (II) to Ellman's reagent (III) is quantitatively complete after 2 min and reactions of (I) and (II) occur rapidly on the surface of vesicles of DODAC (IV) (k ca. 0.16‐0.24 s‐1, only a slow (k ca. 2‐7 · 10‐3 s‐1 permeation‐limited oxidation is observed when either (I) or (II) is encapsulated within the DODAC vesicles.
ChemInform Abstract: Photorearrangement of 4‐Alkyl‐4‐alkoxy‐2,5‐cyclohexadienones: Synthesis of 4‐(Alkyldimethoxymethyl)cyclopent‐2‐en‐1‐ones.
Authors: TAVERAS A. G. JUN.
Published: May 2016

The 4‐alkyl‐4‐methoxycyclohexadienones (I) rearrange upon photolysis in methanol (II) to give the (1,1‐dimethoxyalkyl)cyclopentenones (IV) via the intermediates (III).
ChemInform Abstract: Photosensitized Oxygenation of 2,3‐Dihydropyrazines: Unexpected Syntheses of Isonitriles.
Authors: GOLLNICK K. , KOEGLER S.
Published: May 2016

Photosensitized oxygenation of the 2,3‐dihydropyrazines (I) yields the isonitriles (V), probably via the intermediates (II) ‐ (IV).
ChemInform Abstract: Fluorinations with Potassium Tetrafluorocobaltate(III). Part 8. Fluorinations of Toluene and of Phenylacetic Acid.
Authors: BAILEY J. , PLEVEY R. G. , TATLOW J. C.
Published: May 2016

Vapour phase fluorination of toluene (I) with KCoF4 at 340°C yields the products (II) ‐ (XI) which are isolated using destillation and chromatographic techniques.
ChemInform Abstract: Reaction of Fluoroalkyl‐2‐keto Acids and Their Esters with Acetone.
Authors: SALOUTIN V. I. , PITERSKIKH I. A. , PASHKEVICH K. I.
Published: May 2016

The reaction between the polyfluoroalkylketo esters (I) and acetone (II) proceeds under mild conditions and regioselectively at the 2‐keto function to afford the methyl 2‐hydroxy‐2‐fluoroalkyl‐4‐oxovalerates (III).
ChemInform Abstract: Preparation of Vicinal Nitratosulfates
Authors: ZYK N. V. , LAPIN YU. A. , KUTATELADZE A. G. , ZEFIROV N. S.
Published: May 2016

Ethyl nitrate (I), on reaction with SO3 (II), forms the complex (III), which is stable at room temperature.
ChemInform Abstract: Arene Synthesis by Extrusion Reaction. Part 10. Synthesis of Arenes by Deoxygenation of Endoxides with Cyclopentadienyltitanium Trichloride/ Lithium Aluminum Hydride and Dicyclopentadienyltitanium Dichloride/Lithium Aluminum Hydride.
Authors: WONG C. H. , HUNG C. W. , WONG H. N. C.
Published: May 2016

The 1,4‐endoxides (I) are deoxygenated to form the corresponding arenes (II) using homogeneous low valent titanium which is prepared by treatment of cyclopentadienyltitanium complexes with LiAlH4.
ChemInform Abstract: One‐Pot Synthesis of Tetrakis(alkylthio)ethylenes and 1,3‐Dithiole Derivatives from Bis(methylthio)methane.
Authors: MORADPOUR A. , BITTNER S.
Published: May 2016

The tetrakis(alkylthio)ethylenes (VI) and (VII) are prepared from bis‐(methylthio)methane (I) by consecutive metalation, addition of carbon disulfide (III), and alkylation.
ChemInform Abstract: Cyclization Reactions of Nitriles. Part 25. Synthesis and Reactions of 6‐Amino‐3,5‐dicyanopyridines Containing Chalcogens.
Authors: SHARANIN YU. A. , SHESTOPALOV A. M. , LITVINOV V. P. , KLOKOL G. V. , MORTIKOV V. YU. , DEMERKOV A. S.
Published: May 2016

Regioselective condensation of α,β‐unsaturated dinitriles, e.g. (I), bearing a nucleophilic leaving group (alkoxy or amino) at the β‐carbon, with the cyanothio(seleno)acetamides (II) affords the pyridiniumthiolates or ‐selenolates (III), which give the pyridinethiones or ‐selenones (IV) on treatment with acid.
ChemInform Abstract: Chemistry and Positive Inotropic Effect of Pelrinone and Related Derivatives. A Novel Class of 2‐Methylpyrimidones as Inotropic Agents.
Authors: BAGLI J. , BOGRI T. , PALAMETA B. , RAKHIT S. , PESECKIS S. , MCQUILLAN J. , LEE D. K. H.
Published: May 2016

The preparation of a great number of pyrimidones such as (I) and pyrimidines such as (II) is described.
ChemInform Abstract: Synthesis of Si‐Substituted (O→Si)Dimethyl(N‐acetylacetamidomethyl)silanes.
Authors: BELOUSOVA L. I. , GOSTEVSKII B. A. , KALIKHMAN I. D. , VYAZANKINA O. A. , BANNIKOVA O. B. , VYAZANKIN N. S. , PESTUNOVICH V. A.
Published: May 2016

The compound (IIIa) with an intramolecular coordinative Si‐O bond is prepared from the chlorosilane (II) and the acetamide (I).
ChemInform Abstract: Electrochemical Synthesis of Arylphosphinates and Arylphosphine Oxides.
Authors: ROMAKHIN A. S. , BABKIN YU. A. , KHUSAINOVA D. R. , NIKITIN E. V. , KARGIN YU. M.
Published: May 2016

Anodic oxidation of the phosphinite (phosphonite) (II) in the presence of the aromatic hydrocarbons (I) gives mixtures of the phosphine oxides (phosphinates) (III) ‐ (V).
ChemInform Abstract: Synthesis and Nuclear Magnetic Resonance Spectroscopy of Geometrical Isomers of 1,3,5‐Trimethyl‐2,4,6‐tris(p‐methylphenoxy)‐2,4,6‐trioxocyclotriphosphazane: X‐Ray Crystal Structure of the trans Isomer.
Authors: KARTHIKEYAN S. , VYAS K. , KRISHNAMURTHY S. S. , CAMERON T. S. , VINCENT B. R.
Published: May 2016

The cis and trans isomers (IIa) and (IIb) are prepared by the thermal rearrangement of the corresponding isomer (Ia) and (Ib) of the trimethoxycyclophosphazene.
ChemInform Abstract: Reorientation of the Alkyne Moiety in the Heterometallic Cluster (FeCo2(CO)9(EtC2Et)), Induced by Phosphine, Phosphite, or Isonitrile Substitution for CO. Crystal Structure of (FeCo2(CO)8(PPh3)(EtC2Et)).
Authors: BOCCARDO D. , BOTTA M. , GOBETTO R. , OSELLA D. , TIRIPICCHIO A. , TIRIPICCHIO‐CAMELLINI M.
Published: May 2016

The spectroscopic and structural data of the parent cluster (I) are compared with those of its monosubstitution derivatives (III) which are formed as shown in the scheme.
ChemInform Abstract: Organo‐Platinum‐Iron Complexes Derived from Allenes. Crystal Structures of ((OC)3Fe(μ‐dppm)(μ‐C(O)CH2C(=CH2))Pt(PPh3)), ((OC)3Fe(μ‐dppm)(μ‐C(=CH2)CH2)Pt(PPh3)), and ((OC)2Fe(μ‐dppm)(η4‐(CH2)(CMe2)CPt(PPh3))).
Authors: FONTAINE X. L. R. , JACOBSEN G. B. , SHAW B. L. , THORNTON‐PETT M.
Published: May 2016

Treatment of the diphosphine‐ and CO‐bridged FePt complex (I) with allene (II) at 20 °C in CH2Cl2 gives the insertion product (III).
ChemInform Abstract: A Novel Strategy for the Stereoselective Total Synthesis of C‐17 Spiro Steroids. Total Synthesis of 19‐Norcanrenone, a Formal Total Synthesis of 19‐Norspironolactone.
Authors: NEMOTO H. , FUJITA S. , NAGAI M. , FUKUMOTO K. , KAMETANI T.
Published: May 2016

The intramolecular (4 + 2) cycloaddition of olefinic o‐quinodimethanes of type (V), generated in situ by thermolysis of olefinic benzocyclobutenes of type (IV) (9 examples given) represents the key step in the synthesis of 19‐norcanrenone (X).
ChemInform Abstract: On the Properties of the YBa8Cu4O12+η Phase.
Authors: FJELLVAG H. , KAREN P. , KJEKSHUS A. , GREPSTAD J. K.
Published: May 2016

Samples of the title phase with η ranging from ∼ 1 to ∼ 2.8 are studied XRD, neutron diffraction, XPS, and magnetic measurements.
ChemInform Abstract: A Lithosilicat: K3LiSiO4 = K3(LiSiO4),
Authors: HOFMANN R. , HOPPE R.
Published: May 2016

obtained by annealing intimate mixtures of the binary oxides KO0.6, Li2O, and SiO2 (closed Ni tube, 8 d, 850 °C; K:Li:Si = 3.5:1.2:1), crystallizes in the monoclinic system, space group P21/c, Z = 8. Chains of edge‐sharing tetrahedra, alternating around Si4+ and Li+, parallel (010), are found to be characteristic for the structure.
ChemInform Abstract: Carbonatization of YBa2Cu3O6+x.
Authors: FJELLVAG H. , KAREN P. , KJEKSHUS A. , KOFSTAD P. , NORBY T.
Published: May 2016

The high Tc superconducting YBa2Cu3O6+x (0 ≦ x ≦ 1) phase reacts with CO2 at a significant rate at temp. > 400 °C. The stability of the title phase towards reaction with CO2 and CO2/O2 mixtures (p(O2) ≈ 1 atm) is established as a function of CO2 pressure and temperature.
ChemInform Abstract: Oxidation of Chloride to Chlorine by Cerium(IV) Ions Mediated by a Microheterogeneous Redox Catalyst.
Authors: MILLS A. , COOK A.
Published: May 2016

At high Cl‐ concentration, the title reaction can be catalyzed by an activated form (annealed at 150‐200 °C, 5 h, air) of ruthenium dioxide hydrate, RuO2·n H2O*.
ChemInform Abstract: Thermodynamics of Vanadyl(IV)‐Carboxylate Complex Formation in Aqueous Solution.
Authors: DI BERNARDO P. , TOMAT G. , ZANONATO P. , PORTANOVA R. , TOLAZZI M.
Published: May 2016

The stability constants and the heats of formation of vanadyl‐acetate, ‐glycolate and ‐glycine complexes are determined by potentiometric and calorimetric measurements.
ChemInform Abstract: Electron Transfer. Part 91. Reactions of Carboxylato‐Bound Chromium(V) with Arenediols.
Authors: GHOSH S. K. , BOSE R. N. , GOULD E. S.
Published: May 2016

The oxo‐Cr(V) complex (I) oxidizes the arenediols (II) and (III) in solutions buffered with the ligand acid, 2‐ethyl‐2‐hydroxybutanoic acid, and its anion.
ChemInform Abstract: Methoxychlorination and Dimethoxylation of Alkenes. The Reactions of Substituted Styrenes with Phenylselenenyl Chloride in Methanol.
Authors: TIECCO M. , TESTAFERRI L. , TINGOLI M. , CHIANELLI D. , BARTOLI D.
Published: May 2016

The addition of 1 equiv. of phenylselenenyl chloride (II) to the styrenes (I) in MeOH (III) is regio‐ and stereospecific to afford the products (IV) resulting from anti methoxyselenenylation.
ChemInform Abstract: Synthesis of Homochiral α‐Alkoxystannanes: Stereospecific Conversion to Cembranolide Precursors.
Authors: MARSHALL J. A. , GUNG W. Y.
Published: May 2016

The stannyl ketone (I) is stereoselectively reduced with the chiral agent (R)‐(+)‐BINAL‐H to yield the (S)‐alcohol (II).
ChemInform Abstract: Metal‐Metal Exchange of α‐Metallo Ketones. Novel Formation of α‐Acyl Anion and α‐Keto Carbonium Ion Equivalents from (Aryl)phenacyl TlIII, PbIV, and HgII Systems.
Authors: MORIARTY R. M. , PENMASTA R. , PRAKASH I. , AWASTHI A. K.
Published: May 2016

Treatment of the trimethylsilyl enol ethers (I) with the organometallic compounds (II), (IV), and (VI) gives the α‐metalated ketones (III), (V), and (VII).
ChemInform Abstract: Fluorine Containing Amino Acids. Part 4. Synthesis and Biological Activity of β‐(Polyfluoromethyl)‐Substituted Aromatic Amino Acids.
Authors: KOLYCHEVA M. T. , YAGUPOL'SKII YU. L. , ZAITSEV L. M. , GERUS I. I. , KUKHAR' V. P. , KLEBANOV B. M.
Published: May 2016

Coupling of the fluorinated acetophenones (I) with hippuric acid (II) gives the oxazolinones (III) which are reductively cleaved, producing the acids (IV).
ChemInform Abstract: The Reductive Cyclization of 8,8′‐Bisbromomethyl‐1,1′‐binaphthyl.
Authors: SCHRIVER G. W.
Published: May 2016

The dibromide (III) mentioned in the title is prepared from naphthalic anhydride (I) by known methods.
ChemInform Abstract: Preparation and Crystal Structure of 3‐(1‐Naphthylmethyl)‐3‐chlorodiazirine.
Authors: LINDEN A. , CAMERON T. S. , LIU M. T. H. , ANAND S. M.
Published: May 2016

Conversion of 1‐naphthylacetonitrile (I) to the corresponding amidine hydrochloride (III), followed by oxidation with sodium hypochlorite, yields the diazirine (IV).
ChemInform Abstract: A Study of Chemical Carcinogenesis. Part 109. Oxidation of Polynuclear Aromatic Hydrocarbons with Ceric Ammonium Sulfate: Preparation of Quinones and Lactones.
Authors: BALANIKAS G. , HUSSAIN N. , AMIN S. , HECHT S. S.
Published: May 2016

Oxidation of benzo(k)fluoranthene (I) with ceric ammonium sulfate gives a mixture of the quinones (II) and (III).
ChemInform Abstract: Fluorination of Pyrimidines. Part 2. Mechanistic Aspects of the Reaction of Acetyl Hypofluorite with Uracil and Cytosine Derivatives.
Authors: VISSER G. W. M. , HERDER R. E. , DE KANTER F. J. J. , HERSCHEID J. D. M.
Published: May 2016

The reaction is carried out in H2O, CD3COOD or D2O as well and it is found that a substituent at N‐1 (R1) of uracil (I) has a remarkable effect on the stability of the intermediate dihydrouracils (IV).
ChemInform Abstract: Dopamine Receptor Agonists: New Angularly Annulated Tricyclic Compounds.
Authors: PERRONE R. , BERARDI F. , BETTONI G. , TORTORELLA V.
Published: May 2016

The epoxide (I) is converted to the tetrahydronaphthazirine (IV) which reacts with glycine ethyl ester (V) to give the tricyclic lactam (VI).
ChemInform Abstract: Iminophosphorane‐Mediated Synthesis of Fused (1,2,4)triazines: Preparation of the Novel (1,2,4)Triazino(4,3‐b) (1,2,4,5)tetrazine Ring System.
Authors: MOLINA P. , ALAJARIN M. , VIDAL A. , ELGUERO J. , CLARAMUNT R. M.
Published: May 2016

The iminophosphorane (III) reacts with acyl chlorides to give the desired ring system (VI) in moderate to good yields.
ChemInform Abstract: P2‐ 4 Isomers as Complexing Ligands.
Authors: SCHERER O. J. , SWAROWSKY M. , SWAROWSKY H. , WOLMERSHAEUSER G. +
Published: May 2016

The oxidative addition of white phosphorus P4 (II) to fragments of the complexes (I) results in the quantitative formation of the air‐stable tetraphosphabicyclobutane derivatives (III) containing oxidized M(IV) ions and reduced P42‐ ions.
ChemInform Abstract: Synthesis and Biological Activity of 2‐ or 3‐Dialkoxyphosphorylalkyl Acetates.
Authors: BREL' V. K. , TYURENKOV I. N. , STREL'TSOVA G. V. , MATYUKHOVA N. P. , NAZARENKO V. N. , AGARKOVA N. S.
Published: May 2016

Peroxide‐initiated addition reaction of the dialkylphosphites (I) to vinyl or allyl acetate (II) gives the phosphorylalkyl acetates (III).
ChemInform Abstract: Synthesis of Molecular Structure of 2,6‐Di‐tert‐butyl‐4‐methylphenyl N‐(2,4,6‐Tri‐tert‐butylphenyl)imidophosphenite.
Authors: MARKOVSKII L. N. , ROMANENKO V. D. , RUBAN A. V. , DRAPAILO A. B. , CHERNEGA A. N. , ANTIPIN M. YU. , STRUCHKOV YU. T.
Published: May 2016

Heating of the chloroamidophosphite (III), prepared from the dichlorophosphite (II) and the silylamide (I), gives the first stable imidophosphenite (IV).
ChemInform Abstract: Oxalato Complexes Directly Formed by the Reaction of Interstitial Carbides with Hydrogen Peroxide.
Authors: KUDO T. , SASAKI Y. , HASHIMOTO M. , MATSUMOTO K.
Published: May 2016

The fact that interstitial carbides such as WC, TiC react with H2O2 in aqueous solutions to give oxalato complexes means that the C‐C bonding is formed by a simple inorganic reaction.
ChemInform Abstract: Electron‐ and Energy‐Transfer Processes Involving Excited States of Lanthanoid Complexes: Evidence for Inner‐Sphere and Outer‐Sphere Mechanisms.
Authors: SABBATINI N. , PERATHONER S. , LATTANZI G. , DELLONTE S. , BALZANI V.
Published: May 2016

The interaction of the luminescent excited states of the aquo‐europium(III) and aquo‐terbium(III) ions, their 2.2.1‐cryptand complexes and the cryptand complexes‐fluoride ion pairs with the complexes M(CN)z6‐ (M: Cr(III), Fe(II), Co(III), Ru(II), Os(II)) is studied in aqueous solution by luminescenc lifetime measurements.
ChemInform Abstract: Reactivity of the Actinoid‐Carbon Bond: Alkyluranium Compounds as Selective Nucleophilic Reagents in Organic Synthesis.
Authors: DORMOND A. , AALITI A. , MOISE C.
Published: May 2016

The alkyluranium compounds (III), (V), and (VII) are synthesized by treatment of the appropriate chlorouranium derivatives such as (I) or (IV) with alkyllithium (II).
ChemInform Abstract: Synthesis and Structure of (ET)(Ni(SC(CN)=C(CN)S)2), a Radical Salt of Bis(ethylenedithio)tetrathiafulvalene.
Authors: REITH W. , POLBORN K. , AMBERGER E.
Published: May 2016

The crystalline title compound is obtained by galvanostatic oxidation of ET (bis(ethylenedithio)tetrathiafulvalene) and (NBu4) (Ni(mnt)2) (H2mnt: dimercaptomalodinitrile) in CHCl2‐CH2Cl and characterized by X‐ray structure analysis (space group P1).
ChemInform Abstract: The Structures and Properties of Lakes of Some Azo Dyes.
Authors: CHING‐I LIU J. , BAILAR J. C. JUN.
Published: May 2016

The azo dyes (I) and (II) are prepared for the first time by known methods.
ChemInform Abstract: Thioesters of Amino Acid Derivatives as Thioacylating Agents in Thiopeptide Synthesis.
Authors: ELMORE D. T. , GUTHRIE D. J. S. , KAY G. , WILLIAMS C. H.
Published: May 2016

Thioesters, mainly those of glycine (→ (III)), are prepared by thiohydrolysis of the imino esters (I).
ChemInform Abstract: Hetero‐Substituted Methylideneoxazolones. 2,3‐Methanohomoserine and ‐methionine Synthesis.
Authors: BLAND J. , SHAH A. , BORTOLUSSI A. , STAMMER C. H.
Published: May 2016

Treatment of the oxazolone (I) with oxalyl bromide (II) gives the bromo compound (III) which reacts with diazomethane (IV) to produce the bromocyclopropanes (V), together with the (bromomethyl)cyclopropanes (VI).
ChemInform Abstract: Pyrrolizidine Alkaloid Analogues. Synthesis of 11‐Membered Macrocyclic Diesters of (+)‐Heliotridine.
Authors: HAGAN D. B. , ROBINS D. J.
Published: May 2016

Many pyrrolizidine alkaloids are hepatotoxic.
ChemInform Abstract: Do Stable Isomers of N3H3 Exist?
Authors: MAGERS D. H. , SALTER E. A. , BARTLETT R. J. , SALTER C. , HESS B. A. JUN. , SCHAAD L. J.
Published: May 2016

The potential energy surface of the unknown N3H3 molecule is investigated by using ab initio coupled‐cluster and many‐body perturbation theory.
ChemInform Abstract: Structure of the Double Pyrovanadate K2MgV2O7.
Authors: MURASHOVA E. V. , VELIKODNYI YU. A. , TRUNOV V. K.
Published: May 2016

Single crystals of the title compound are prepared for structure investigations.
ChemInform Abstract: Extended X‐Ray Absorption Fine Structure Studies of Platinum‐Tin Catalysts.
Authors: MEITZNER G. , VIA G. H. , LYTLE F. W. , FUNG S. C. , SINFELT J. H.
Published: May 2016

The results of EXAFS experiments and X‐ray absorption edge studies, conducted on a Pt‐Sn/Al2O3 catalyst of the type used in reforming, show that the catalyst consists essentially of Pt clusters in a very highly dispersed state, the dispersion presumably being enhanced by an interaction with Sn2+ at the surface of the alumina.
ChemInform Abstract: Photocatalytic Decomposition of Water Over NiO‐K4Nb6O17 Catalyst.
Authors: KUDO A. , TANAKA A. , DOMEN K. , MARUYA K. , AIKA K. , ONISHI T.
Published: May 2016

Pretreated NiO‐K4Nb6O17 shows catalytic activity for the photodecomposition of water under band gap (3.3 eV) irradiation.
ChemInform Abstract: 13C NMR and Reactivity of 4H‐3,1‐Benzoxazin‐4‐ones.
Authors: ROBINSON V. J. , SPENCER R. W.
Published: May 2016

Complete 13C NMR assignments are made for 22 benzoxazinones such as (I).
ChemInform Abstract: Ground and Excited‐State Interactions of Coumarin and Nucleotide Base.
Authors: WENSKA G. , PASZYC S.
Published: May 2016

Steady‐state and time‐resolved fluorescence measurements for (I) and (II) are performed in water and in organic solvents.
ChemInform Abstract: Supersaturated Solutions. Part 1. Equilibrium in the Decarbonylation of Formic Acid by Sulfuric Acid.
Authors: BOWERS P. G. , HODES K.
Published: May 2016

The metastable equilibrium, established between formic acid, CO (supersaturation) and H2O in an unstirred conc.
ChemInform Abstract: Migration of the tert‐Butyldiphenylsilyl Group During the Carbonyl Group Reduction in an α‐Silyloxyenone System.
Authors: JURCZAK J. , PIKUL S. , ANKNER K.
Published: May 2016

Reduction of the ketone (III) with Li‐alanate affords the "normal" product (I) as well as the isomer (II), formed by migration of the tert‐butyldiphenylsilyl group, in different ratios depending on the solvent.
ChemInform Abstract: Synthesis of 4‐Acyl‐ and 4‐Alkenyl‐3,5‐dimethylisothiazole Derivatives.
Authors: ALBEROLA A. , ALONSO F. , CUADRADO P. , SANUDO M. C.
Published: May 2016

The isothiazolecarbonitrile (I) reacts with Grignard reagents such as (III), forming the isothiazolyl ketones (IV).
ChemInform Abstract: A Study of 2‐Cyanopyridine Addition Products in the Coordination Sphere of Ni(II).
Authors: SEGL'A P. , JAMNICKY M.
Published: May 2016

The coordination of 2‐cyanopyridine to Ni(II) promotes a nucleophilic addition of solvent molecules to the nitrile group.
ChemInform Abstract: The Nasicon‐Type Phosphates LiGe2(PO4)3 and Ca0,50Ge2(PO4)3: Crystallized and Vitreous States.
Authors: ALAMI M. , BROCHU R. , PARENT C. , LE FLEM G.
Published: May 2016

Crystalline and vitreous title phosphates are obtained from stoichiometric mixtures of Li2CO3 or CaCO3, GeO2, and (NH4)2HPO4.
ChemInform Abstract: Conductivity Activation Energy Relations in High‐Sodium‐Content Borate and Aluminoborate Glasses.
Authors: MARTIN S. W.
Published: May 2016

It is found that the conductivity activation energy of borate and aluminoborate glasses decreases with increasing Na2O content below 50 mol% Na2O, which is attributed to a decreasing cation jump distance.
ChemInform Abstract: SIMS Study of the Hydroxylation of (100) TiO2 Surfaces. Influence of Traces of Fluorine.
Authors: BOURGEOIS S. , GITTON L. , PERDEREAU M.
Published: May 2016

It is shown that fluorine, even when only traces are present, significantly modifies the SIMS spectrum of hydroxylated TiO2(100) surfaces.
ChemInform Abstract: Aggregation of Organometallic Complex Pillars in Synthetic Fluorhectorite and Montmorillonite.
Authors: TSVETKOV F. , WHITE J.
Published: May 2016

The first measurement of the in‐plane packing of pillars in smectites as a function of relative pillar charge (pillar ion charge/clay surface charge ratio) is reported.
ChemInform Abstract: Biologically Useful Chelators That Release Ca2+ Upon Illumination.
Authors: ADAMS S. R. , KAO J. P. Y. , GRYNKIEWICZ G. , MINTA A. , TSIEN R. Y.
Published: May 2016

In the presence of the novel Friedel‐Crafts catalyst trimethylsilyl triflate the aniline (I) can be alkylated by the aldehyde (II) to yield the Ca2+ chelator (III) or the complexes (V) of its analogues.
ChemInform Abstract: Electrochemical Reduction of Amidines.
Authors: HESS U. , BLUEMCKE C.‐O.
Published: May 2016

Benzamidines such as (I) are reduced in DMF vis (I).‐ anion radicals which loose the amine function of greatest thermodynamic stability to give (R‐NH)‐ (scavenged with CO2/EtCl to give, e.g., Ph‐NH‐CO‐O‐Et) and the imino radical (Ph‐C=N‐R).
ChemInform Abstract: Thermal and Photochemical Reactions of Ru3(CO)12 Adsorbed onto Porous Vycor Glass.
Authors: DIETER T. , GAFNEY H. D.
Published: May 2016

Ru3(CO)12 physisorbs onto porous Vicor glass without disruption or significant distortion of the complex.
ChemInform Abstract: Isotopic Exchange Reactions Occurring in the Hydrogenation of (1,5‐Cyclooctadiene)dialkylplatinum(II) Complexes Over Platinum Black.
Authors: MILLER T. M. , WHITESIDES G. M.
Published: May 2016

The extent of deuterium incorporation into cyclooctane during reduction of (cod)Pt(RD)2 complexes (RD: deuterium‐labeled alkyl groups) with H2 over Pt black is determined as a function of the structure of the alkyl group and the position of the D label in it.
ChemInform Abstract: Catalysis of the Debromination of 4‐Alkyl‐4‐bromo‐2,5‐cyclohexadienones in Aqueous Solution by α‐Cyclodextrin.
Authors: TEE O. S. , BENNETT J. M.
Published: May 2016

The rate constants of the debromination of (I) in acidic solution in the presence of the bromine trap phenol show no marked variation for the different alkyl groups as in (I).
ChemInform Abstract: A New Synthesis of Carboxylic and Carbonic Acid Anhydrides Using Phase‐Transfer Reactions.
Authors: PLUSQUELLEC D. , ROULLEAU F. , LEFEUVRE M. , BROWN E.
Published: May 2016

Treatment of the acyl chlorides (Ia), (Ib) or of the alkyl chloroformates (Ic) with equivalent amounts of 20% NaOH under the conditions of liquid‐liquid phase‐transfer catalysis affords the corresponding carboxylic anhydrides (IIa), (IIb) or carbonic acid anhydrides (IIc) in high yields.
ChemInform Abstract: Synthesis of Optically Active 3‐Oxacarbacyclin Precursors Featuring Asymmetric Horner‐Emmons Reaction.
Authors: GAIS H.‐J. , SCHMIEDL G. , BALL W. A. , BUND J. , HELLMANN G. , ERDELMEIER I.
Published: May 2016

Reaction of the optically active bissiloxy bismesylate (I) with the α‐lithiated sulfone (II) produces the bicyclic system (III) which is then hydrolyzed, forming the ketone (V).
ChemInform Abstract: Synthesis of N‐Phenylalkanehydrazonoyl Chlorides.
Authors: SAKAMOTO T. , KIKUGAWA Y.
Published: May 2016

The title compounds (II) are synthesized employing the triphenylphosphine ‐ carbon tetrachloride system, because the use of common chlorination reagents was unsuccessful.
ChemInform Abstract: Reaction of the Triphenylphosphine Radical Cation with 1,3‐Dicarbonyl Compounds: Electrochemical One‐Step Preparation of Diacylmethylenetriphenylphosphoranes.
Authors: OHMORI H. , MAEDA H. , TAMAOKA M. , MASUI M.
Published: May 2016

The direct electrochemical preparation of the phosphoranes (V) mentioned in the title from triphenylphosphine (I) and the 1,3‐dicarbonyl compounds (II) is described.
ChemInform Abstract: 4‐Oxazoline Route to Stabilized Azomethine Ylides. Controlled Reduction of Oxazolium Salts.
Authors: VEDEJS E. , GRISSOM J. W.
Published: May 2016

Treatment of oxazolium salts (such as those formed by methylation of oxazoles (I)) with phenylsilane/CsF generates oxazolines such as (IV) in situ.
ChemInform Abstract: A Novel Synthesis of cis‐1‐((6‐Chloro‐3‐((2‐chloro‐3‐thienyl)methoxy)‐2,3‐dihydrobenzo(b)thien‐2‐yl)methyl)‐1H‐imidazole: A New Class of Azole Antifungal Agents.
Authors: RANE D. F. , PIKE R. E. , PUAR M. S. , WRIGHT J. J. , MCPHAIL A. T.
Published: May 2016

The thiiranium cation, initially formed from the thiopyran (II), undergoes ring contraction in the presence of imidazole (III) to give the cis compound (IV) as major product (X‐ray analysis of the solvent‐free alcohol: space group P21/c; Z=4).
ChemInform Abstract: Evidence for 5‐Iminooxazolidine, the Intermediate in the Hydration of Alkylaminonitriles with Chloral Hydrate in Chloroform Solution.
Authors: LASPERAS M. , TAILLADES J. , COMMEYRAS A.
Published: May 2016

2‐(Methylamino)propionitrile (IV), obtained from acetaldehyde (I), methylamine (II), and potassium cyanide (III), reacts with chloral hydrate (V) to give the amino alcohol (VI).
ChemInform Abstract: The Regioselectivity of Deprotonation of Unsymmetrical Ketones with Lithium tert‐Butyltrialkylsilylamides.
Authors: PRIETO J. A. , SUAREZ J. , LARSON G. L.
Published: May 2016

The lithium tert‐butyl(silyl)amides (V) are employed in the deprotonation of the methyl ketones (VI) and (IX).
ChemInform Abstract: Reduction of Nitrosophosphonates.
Authors: KASHEMIROV B. A. , SKOBLIKOVA L. I. , KHOKHLOV P. S.
Published: May 2016

Reduction of the dimeric nitrosophosphonates (I) with zinc at 60°C gives the corresponding aminophosphonates (II).
ChemInform Abstract: Synthesis of the 8‐Phosphabicyclo(3.2.1)octa‐2,6‐diene Ring System.
Authors: WEISSMAN S. A. , BAXTER S. G.
Published: May 2016

Addition reaction of cycloheptatriene (II) to the phosphenium salt (I) and subsequent hydrolysis yield the phosphabicyclooctadiene (III) mentioned in the title.
ChemInform Abstract: Luminescent Organometallic Compounds with Relativistic Metal‐Metal Bonds. Synthesis and Characterization of AuTl(Ph2P(CH2)S)2, a One‐Dimensional Metal‐Metal Bonded Polymer in the Solid State.
Authors: WANG S. , FACKLER J. P. JUN. , KING C. , WANG J. C.
Published: May 2016

The title compound (III) is obtained as a one‐dimensional polymer according to the scheme.
ChemInform Abstract: Chain‐Extension of Carbohydrates. Part 2. Stereospecific Ethynylation of Protected Pyrano‐ and Furanodialdoses.
Authors: CZERNECKI S. , VALERY J.‐M.
Published: May 2016

Ethynylation of the protected dialdoses (I) and (VI) with the metallated silylacetylene (II) yields the chain‐extended carbohydrate (IV) and (VII).
ChemInform Abstract: Crystal Structure of K2Ce(SO4)3·H2O.
Authors: ISKHAKOVA L. D. , GASANOV YU. M. , BONDAR' S. A. , KLEINMAN I. A. , NOVIK V. K. , TRUNOV V. K.
Published: May 2016

According to its X‐ray data the title compound has the space group C2 with Z = 8. The structure can be described as a framework, which is composed of two types of Ce(IV) polyhedra, coordination number 9, and six types of independent SO4 tetrahedra, forming S‐shaped tunnels, which contain the K+ cations.
ChemInform Abstract: Critical Current Densities in Thin Ceramic Tapes of Superconducting Ba2YCu3O7.
Authors: JOHNSON D. W. JUN. , GRADER G. S.
Published: May 2016

Tape‐cast slurries of Ba2YCu3O7 powders are used to prepare sintered ceramic samples.
ChemInform Abstract: The Enthalpy of Formation of RuO2.
Authors: CORDFUNKE E. H. P. , KONINGS R. J. M.
Published: May 2016

EMF measurements using ZrO2/CaO as the solid electrolyte are carried out for RuO2 in the temp. range 962‐1070 K. "Third‐Law" analysis of the experimental results yields a value of ‐314.15 kJ/mol (298.15 K) for the enthalpy of formation of RuO2(s).
ChemInform Abstract: Electrochemical Behavior of Tellurium and Silver Telluride at Rotating Glassy Carbon Electrode.
Authors: TRAORE M. , MODOLO R. , VITTORI O.
Published: May 2016

The electrodeposition of tellurium from solutions of tellurous acid in 0.1 M HClO4 is studied and the deposition mechanism is discussed in detail.
ChemInform Abstract: Crystal Structures of Four Models for the Binding to DNA of Cisplatinum Derivatives Containing a Bidentate Tertiary Diamine.
Authors: ORBELL J. D. , TAYLOR M. R. , BIRCH S. L. , LAWTON S. E. , VILKINS L. M. , KEEFE L. J.
Published: May 2016

The square‐planar Pt(II) complexes (I) are prepared from diiodo(tetramethylethylenediamine)‐Pt(II) using established procedures for analogous systems.
ChemInform Abstract: Steric and Macrocyclic Effects in the Dissociation Kinetics of Cyclic and Open‐Chain Tetraamine Complexes of Copper(II) in Strongly Acidic, Aqueous Media.
Authors: CHEN L.‐H. , CHUNG C.‐S.
Published: May 2016

Kinetics of the dissociation reactions of (1,4,8,11‐tetraazacyclotetradecane)‐Cu(II) and (1,5,8,12‐tetraazadodecane)‐Cu(II) are investigated.
ChemInform Abstract: Chemistry of 1,1,2,2‐Tetracyanoethane. Part 8. Synthesis of Substituted 2‐Amino‐1,5,5‐tricyano‐1‐cyclopentenes and 3‐Imino‐4,7,7‐tricyano‐2‐oxabicyclo(2.2.1)heptanes.
Authors: NASAKIN O. E. , LUKIN P. M. , ZIL'BERG S. P. , TERENT'EV P. B. , BULAI A. KH. , D'YACHENKO O. A. , ZOLOTOI A. B. , KONOVALIKHIN S. V. , ATOVMYAN L. O.
Published: May 2016

The title compound (I), which is a strong carbon acid, on reaction with the s‐trans‐enones (II) or with the nitroalkenes (IV) yields the 2‐amino‐1,5,5‐tricyano‐1‐cyclopentenes (III) or (V) with envelope conformation of the cyclopentene moiety.
ChemInform Abstract: Cyclopentane Formation in the Reduction of 1,5‐Dihaloalkanes with a Nickel(I) Macrocycle.
Authors: RAM M. S. , BAKAC A. , ESPENSON J. H.
Published: May 2016

On the basis of detailed studies of the title reaction, a multistep mechanism is proposed which involves formation of X‐(CH2)4CH.
ChemInform Abstract: Selective Halogenation of Aromatic Hydrocarbons with Alumina‐Supported Copper(II) Halides.
Authors: KODOMARI M. , SATOH H. , YOSHITOMI S.
Published: May 2016

Halogenation of arenes such as (I) or (IV) with alumina‐supported copper halides yields selectively monohalogenated hydrocarbons such as (II) and (V) as the main products, together with minor amounts of the dihalo derivatives (III) or (VI).
ChemInform Abstract: 1,1‐Dihaloalkylcarbodiimides. Part 4. Synthesis and Properties of Perchloro‐3,5‐diaza‐2,4‐heptadiene.
Authors: MATVEEV YU. I. , GORBATENKO V. I. , SAMARAI L. I. , ROMANENKO E. A. , TUROV A. V.
Published: May 2016

Chlorination of the carbodiimide (I) yields the title compound (II).
ChemInform Abstract: Synthesis of Some Bridgehead (Trimethylsilyl)polycycloalkanes. 29Si NMR Chemical Shifts and 29Si‐13C Coupling Constants.
Authors: DELLA E. W. , TSANAKTSIDIS J.
Published: May 2016

Of the 8 title compounds studied, (Va)‐(Vd) and (Vf) are obtained from the respective chlorides (I) by lithiation followed by silylation; in the case of (IIIa) and (IIIb), tetramethylethylenediamine (TMEDA) has to be added to enhance solubility.
ChemInform Abstract: Evaluation of Mannich Bases of 2‐Arylidene‐1,3‐diketones versus Murine P388 Leukemia.
Authors: DIMMOCK J. R. , RAGHAVAN S. K. , BIGAM G. E.
Published: May 2016

A number of novel Mannich bases such as (I)‐(III) possessing electron‐attracting substituents into the aryl rings are prepared from the corresponding 2‐arylidene‐1,3‐diketones in order to investigate structure‐activity relationships.
ChemInform Abstract: An Easy Access to β‐Acyl‐ and β‐Arylpropionaldehydes Through a New Silylated Organotin Homoenolate Equivalent.
Authors: VERLHAC J.‐B. , QUINTARD J.‐P. , PEREYRE M.
Published: May 2016

The propargylic ether (I) is converted into the silyl‐substituted vinylstannane (V) which is coupled with the acid chlorides (VI) or the aryl bromides (IX) to give the vinyl ketones (VII) or the styrenes (X).
ChemInform Abstract: Vilsmeier Reaction on Some 1‐Alkyl‐1‐arylallyl Alcohols: Benzannulation Leading to Biphenyl‐mono‐ and Dicarboxaldehydes.
Authors: RAO M. S. C. , RAO G. S. K.
Published: May 2016

The ratio (III)/(IV) depends on that of substrate/Vilsmeier complex.
ChemInform Abstract: Synthesis and Antifungal Activity of Simple β‐Lactams.
Authors: ARNOLDI A. , GRASSO S. , MEINARDI G. , MERLINI L.
Published: May 2016

A series of ca. 30 aryloxy‐ and arylthioazetidinones such as (III) or (V) are prepared starting from the known azetidinone (I).
ChemInform Abstract: Concurrent Reductive Cleavage and Recombination of γ,δ‐Alkylidenedioxy‐α,β‐Unsaturated Esters Promoted by Organocuprates.
Authors: TAKANO S. , SEKIGUCHI Y. , OGASAWARA K.
Published: May 2016

Treatment of the protected dihydroxyenoates (I) with lithium dimethylcuprate results in isomerization, forming the dihydroxyenoates (II).
ChemInform Abstract: Michael‐Type Addition of O‐Ethyl‐C,O‐bis(trimethylsilyl)ketene Acetal and Its Application to the Synthesis of α‐Ylidene‐δ‐lactones.
Authors: MATSUDA I.
Published: May 2016

The enones (I) undergo titanium(IV)‐induced coupling with O‐ethyl‐C,O‐bis(trimethylsilyl)ketene acetal (II), prepared from ethyl trimethylsilylacetate and chlorotrimethylsilane, to form the α‐silyl‐δ‐oxo esters (III).
ChemInform Abstract: Transformation of Amines and N‐Heteroarylformamidines into Esters of Substituted β‐Amino‐α,β‐dehydro‐α‐amino Acids.
Authors: STANOVNIK B. , SVETE J. , TISLER M. , ZORZ L. , HVALA A. , SIMONIC I.
Published: May 2016

Coupling of the dimethylformamidines (I) with the phenyloxazolone (II) yields the aminomethyleneoxazolones (III) which on treatment with sodium methoxide (IV) produce the aminopropenoates (V) or the pyrimidopyridazinone (VI).
ChemInform Abstract: Alkylation of Isolated Thiamin Ylide.
Authors: SUGIMOTO H. , HIRAI K.
Published: May 2016

The thiamin ylide (I), obtained from thiamin (IV) by neutralization with 1 equivalent of sodium ethoxide, reacts with the iodides (II) to give the dihydropyrimidopyrimidines (III) and thiamin (IV).
ChemInform Abstract: Alkylation of 6‐Substituted Purines by α‐Bromo‐ω‐haloalkanes Under Interphase Catalysis Conditions.
Authors: RAMZAEVA N. P. , LIDAK M. YU. , GOL'DBERG YU. SH. , SHIMANSKAYA M. V.
Published: May 2016

The reaction specified in the title proceeds regiospecifically at the N‐9 position of the purines (I) to give the 9‐(ω‐haloalkyl)purines (III) and (VI).
ChemInform Abstract: Tellurapyrylium Dyes. Part 2. The Electron‐Donating Properties of the Chalcogen Atoms to the Chalcogenapyrylium Nuclei and Their Radical Dications, Neutral Radicals, and Anions.
Authors: DETTY M. R. , MCKELVEY J. M. , LUSS H. R.
Published: May 2016

Several series of chalcogenapyrylium compounds such as (I)‐(III) are prepared according to literature methods and the contribution of the heteroatom to the stabilities of their cations, radical dications, radicals, and anions is examined experimentally by cyclic voltammetry and theoretically by a restricted Hartree‐Fock MNDO procedure.
ChemInform Abstract: Utility of Cyclodichlorophosphazene as a NaC5H5 Scavenging Reagent: Synthesis of an Organoyttrium Hydroxide Complex and the X‐Ray Crystal Structure of the Layered Compound ((C5H5)2Y(μ‐OH))2(C6H5CCC6H5).
Authors: EVANS W. J. , HOZBOR M. A. , BOTT S. G. , ROBINSON G. H. , ATWOOD J. L.
Published: May 2016

The yttrium complex (I) reacts with NaOH (II) to form a mixture of sodium cyclopentadienide (III) and the hydroxide complex (IV).
ChemInform Abstract: A Convenient Synthesis of Monooctyltin(IV) Compounds from 1‐, 2‐, or 3‐Octenes.
Authors: DAS V. G. K. , CHEE O. G.
Published: May 2016

When the zirconocene hydrido complex (I) is treated with octenes, e.g. 1‐octene (II), a solution of the n‐octylzirconocene chloride (III) is obtained.
ChemInform Abstract: Preparation and Reactions of (H2O)5CrCH2CH2SO+ 3.
Authors: SISLEY M. J. , JORDAN R. B.
Published: May 2016

The title species can be prepared and easily separated from other products by the reaction of aqueous Cr(II) and BrCH2CH2SO3Na (yield 49% from 4:1 molar reaction).
ChemInform Abstract: Addition of α‐Benchrotrenic Carbanions to Various Non‐Enolizable Aldehydes. Evolution of the Primary Products by Oppenauer‐Woodward Oxidation, Influence of the Substitution.
Authors: SENECHAL‐TOCQUER M.‐C. , SENECHAL D. , LE BIHAN J.‐Y. , GENTRIC D. , CARO B.
Published: May 2016

The tricarbonylchromium arene complexes (I) or (IX) are coupled with the (het)aromatic aldehydes (II) or (VI) to form complexed aryl benzyl ketones (III), (VII), or (X) and aryl benzyl carbinols (IV), (VIII), or (XI) and stilbenes (V) or (XII).
ChemInform Abstract: Intramolecular (4 + 1)Pyrroline Annulation via Azide‐Diene Cycloadditions. Part 2. Formal Stereoselective Total Syntheses of (.+‐.)‐Platynecine, (.+‐.)‐Hastanecine, (.+‐.)‐Turneforcidine, and (.+‐.)‐Dihydroxyheliotridane.
Authors: HUDLICKY T. , SEOANE G. , LOVELACE T. C.
Published: May 2016

The reaction mentioned in the title is achieved by mild thermolysis of the unsaturated azide (I), yielding the bicyclic product (II), followed by vapour‐phase thermolysis to produce the bicyclic enamine (III).
ChemInform Abstract: The Binding of Metal Ions by Enalapril Maleate and Lisinopril.
Authors: BALMAN J. A. , CHRISTIE G. L. , DUFFIELD J. R. , WILLIAMS D. R.
Published: May 2016

A number of side‐effects are observed in patients receiving the antihypertensive agents enalapril maleate and lisinopril.
ChemInform Abstract: 11B and Proton Nuclear Magnetic Resonance Study of anti‐B18H22 (I) and Its Anions, anti‐(B18H21)‐ and anti‐(B18H20)2‐. The Crystal and Molecular Structure of (NMe4)2(anti‐B18H20) (II).
Authors: FONTAINE X. L. R. , GREENWOOD N. N. , KENNEDY J. D. , MACKINNON P.
Published: May 2016

The neutral borane (I) and its mono‐ and dianions are characterized by two‐dimensional (11B‐11B)‐COSY, (1H‐1H)‐COSY, and 1H‐(11B(selective)) NMR spectroscopy, and by (1H‐11B) shift correlations.
ChemInform Abstract: Structure of N2H5Sn3F7.
Authors: GRANIER W. , VILMINOT S.
Published: May 2016

The title compound, prepared in aqueous solution by reaction of N2H4·H2O, HF, and SnF2, crystallizes in the orthorhombic space group Pnma, Z=4.
ChemInform Abstract: Structure of Na4(SnO4). Part 1.
Authors: HOPPE R. , BERNET K.
Published: May 2016

Single crystals of the title compound are prepared by reaction of Na2O2 with either LiSn or KSn (Na: Sn = 4.4:1; Ni‐tube, 700 °C, 21 d).
ChemInform Abstract: Kinetic Studies on the Decomposition of trans‐Dichlorotetraamminecobalt(III) Bisulfate.
Authors: HOUSE J. E. JUN. , KEMPER K. A. , FOGEL H. M.
Published: May 2016

From decomposition studies using TG it is concluded that the title compound decomposes according to the scheme.
ChemInform Abstract: New Oxo Compounds of the Formulae BaBeLa2O5 (I), SrBeNd2O5 (II), and SrBeSm2O5
Authors: SCHROEDER F. + , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

(III) are obtained by high‐temp.
ChemInform Abstract: Isolation and Spectral Characteristics of Ferric Iodide.
Authors: YOON K. B. , KOCHI J. K.
Published: May 2016

Pure FeI3 is isolated for the first time as a dark purple solid after room light irradiation of a solution of Fe(CO)4I2 and I2 in hexane (yields not given).
ChemInform Abstract: On the System CsF/CuF2: Cs4Cu3F10.
Authors: KISSEL D. , HOPPE R.
Published: May 2016

The hitherto unknown title compound is synthesized by annealing the binary fluorides at 630 °C. The nearly colorless fluorocuprate (III) crystallizes in the triclinic system (P1, Z=1) and is not isotypic with the known compounds of the Cs4Mg3F10 type.
ChemInform Abstract: Electronic Emission from Bis(bridging diphosphine) Derivatives of Re2(CO)10. Characterization of the Emissive State as 3(do → do*).
Authors: STIEGMAN A. E. , MISKOWSKI V. M.
Published: May 2016

The complexes (I) are highly emissive at low temperature.
ChemInform Abstract: Electrochemical Studies of η5‐Cyclopentadienyliron Hexafluorophosphates of η6‐Substituted Arenes and η6‐Heterocycles.
Authors: ABD‐EL‐AZIZ A. S. , BARANSKI A. S. , PIORKO A. , SUTHERLAND R. G.
Published: May 2016

Polarographic half‐wave potentials for two reduction steps of 49 complexes are determined.
ChemInform Abstract: Electron‐Rich Hexasubstituted Benzene Derivatives and Their Oxidized Cation Radicals, Dications with Potential Triplet Ground States, and Polycations.
Authors: THOMAIDES J. , MASLAK P. , BRESLOW R.
Published: May 2016

The new benzene derivatives (IV), (VIII), and (IX) carrying electron‐releasing substituents are synthesized as outlined in the scheme for (IV) and (VIII); (IX) are obtained similarly from the analogue of (VIIa), prepared according to a modified literature procedure.