bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Effects of Ionizing Radiation on Deoxyribonucleic Acid. Part 5. The Role of Thiols in Chemical Repair.
Authors: CULLIS P. M. , JONES G. D. D. , LEA J. , SYMONS M. C. R. , SWEENEY M.
Published: May 2016

Exposure of frozen, deoxygenated, aqueous solutions of DNA to 60Co γ‐rays at 77 K results in the formation of guanine‐centered radical‐cations and thymine‐centered radical‐anions.
ChemInform Abstract: Difluoromethoxy Nucleosides. Part 5. Synthesis and Antiviral Activity of 4‐O‐Difluoromethyl Derivatives of 5‐Substituted 1‐(β‐D‐Arabinofuranosyl)‐uracil Nucleosides.
Authors: SCHOLZ E. , PEIN C.‐D. , CECH D. , REEFSCHLAEGER J. +
Published: May 2016

The reaction of the uridines (Ia) and (Ib) under the conditions shown leads to formation of the title compounds (IVa) and (IVb).
ChemInform Abstract: Growth Characteristics of CVD β‐Silicon Carbide.
Authors: CHENG D. J. , SHYY W. J. , KUO D. H. , HON M. H.
Published: May 2016

β‐SiC films on graphite substrates are grown by low pressure CVD from MeSiCl3 vapor in flowing H2 and the microstructure of the resulting deposits is investigated by XRD, SEM, and TEM.
ChemInform Abstract: The Effect of Mineral Acids on Y2O2S Surface Chemistry
Authors: LABIB M. E. , THOMAS J. H. III
Published: May 2016

is investigated by measurements of the electrophoretic mobility and XPS.
ChemInform Abstract: In situ IR Spectroscopy of Iridium Oxide.
Authors: LEZNA R. O. , KUNIMATSU K. , OHTSUKA T. , SATO N.
Published: May 2016

Structural changes of an electrochemically grown iridium oxide film associated with its coloring and bleaching have been investigated in 1 N H2SO4 and HClO4 using in situ electrochemically modulated IR spectroscopy.
ChemInform Abstract: Magnetic Interactions in a Copper(II) Trimer Encapsulated in a Molecular Metal Oxide Cluster.
Authors: KOKOSZKA G. F. , PADULA F. , GOLDSTEIN A. S. , VENTURINI E. L. , AZEVEDO L. , SIEDLE A. R.
Published: May 2016

EPR and magnetic susceptibility data (emphasis on the intramolecular spin‐exchange coupling process) are reported for the trimeric Cu(II) complex ((W9AsO33)2Cu3(H2O)2)12‐.
ChemInform Abstract: Identification and Characterization of Lithium Polysulfides in Solution in Liquid Ammonia
Authors: DUBOIS P. , LELIEUR J. P. , LEPOUTRE G.
Published: May 2016

is performed by Raman spectroscopy and UV‐VIS spectrophotometry.
ChemInform Abstract: Oxygen Reduction on the Au(311) Electrode Surface in Alkaline Electrolyte
Authors: ANASTASIJEVIC N. A. , STRBAC S. , ADZIC R. R.
Published: May 2016

is studied for the first time using a rotating disc‐ring arrangement.
ChemInform Abstract: Chemical Vapor Deposition of FeCox and FeCoxOy Thin Films from Fe‐Co Carbonyl Clusters.
Authors: CZEKAJ C. L. , GEOFFROY G. L.
Published: May 2016

Thin Fe‐Co alloy films have been deposited on glass substrates by CVD using HFeCo3(CO)12 (I) or CpFeCo(CO)6 (II) sources, vaporization temp. 5‐10 °C, below the melting points of the carbonyl complexes (85 and 52 °C for (I) and (II) resp.), deposition temp. of 300‐350 °C, and CO as carrier gas.
ChemInform Abstract: Ab initio Calculation of Bronsted Acidities.
Authors: SIGGEL M. R. F. , THOMAS T. D. , SAETHRE L. J.
Published: May 2016

Gas‐phase acidities for CH4 and HCOOH calculated at the MP4(SDTQ)/6‐311++G(2d,p) level are within 0.09 eV (2 kcal/mol) of the experimental values.
ChemInform Abstract: Highly Stereocontrolled Synthesis of Some Polyfunctionalized Cyclohexenes. A Short Formal Total Synthesis of (.+‐.)‐Chorismic Acid.
Authors: POSNER G. H. , HACES A. , HARRISON W. , KINTER C. M.
Published: May 2016

Lewis acid‐catalyzed or high‐pressure Diels‐Alder reaction of the pyrone sulfoxide (I) with the vinyl (thio)ethers (II) gives the bicyclic adducts (III).
ChemInform Abstract: Thermal Reactions of Cyclobutanediones.
Authors: RUBIN M. B. , HAREL Y.
Published: May 2016

The thermolysis of various cyclobutanediones is investigated.
ChemInform Abstract: Reaction of Dicarbomethoxycarbene with Acetaldehyde and Simple Ketones.
Authors: L'ESPERANCE R. P. , FORD T. M. , JONES M. JUN.
Published: May 2016

Singlet dicarbomethoxycarbene, generated from the diazomalonate (IV), reacts (method A)) with the carbonyl compounds (III), (IX), (XII), (XIV) to give the various products shown in the scheme.
ChemInform Abstract: Inter‐ and Intramolecular Photocycloaddition of Enol Ethers to Naphthalene.
Authors: GILBERT A. , HEATH P. , KASHOULIS‐KOUPPARIS A. , ELLIS‐DAVIES G. C. R. , FIRTH S. M.
Published: May 2016

The non‐conjugated naphthyl enol ether bichromophores (I) and (IIIa) undergo (2+2) cycloaddition to give the adducts (II) or (IV), whereas (IIIb) is relatively photostable.
ChemInform Abstract: Absolute Rate Constants for Some Intermolecular and Intramolecular Reactions of α‐, β‐, and γ‐Silicon‐Substituted Radicals.
Authors: WILT J. W. , LUSZTYK J. , PEERAN M. , INGOLD K. U.
Published: May 2016

Rate constants for H abstraction at ambient temp. from Bu3GeH by (Ia)‐(Ic) and from Bu3SnH by (Ia) and (Ic) (Arrhenius equations) are determined; the order of decreasing radical reactivity is (Ia) > n‐alkyl > (Ic) > (Ib).
ChemInform Abstract: Intermediates in the Epoxidation of Alkenes by Cytochrome P‐450 Models. Part 1. cis‐Stilbene as a Mechanistic Probe.
Authors: CASTELLINO A. J. , BRUICE T. C.
Published: May 2016

The different product yields are determined for the reaction of cis‐stilbene (I) with C6F5IO (II) in the presence of the (porphinato)metal complexes (IX) as catalysts.
ChemInform Abstract: Gas Phase Reaction of CF3CN and Other Nitriles with Chlorine Atoms.
Authors: DE VOHRINGER C. M. , DE STARICCO E. R. , STARICCO E. H.
Published: May 2016

The gas phase chlorination of nitriles under photolytic conditions is investigated and discussed.
ChemInform Abstract: Reaction of Epoxides with Diethylaminosulfur Trifluoride.
Authors: HUDLICKY M.
Published: May 2016

Reaction of the cycloalkene oxides (Ia) and (Ib), styrene oxide (IVa), and cis‐ (IVb) or trans‐stilbene oxide (IVc) with diethylaminosulfur trifluoride yields the fluorinated products as summarized in the reaction scheme.
ChemInform Abstract: Associative and Dissociative Mechanisms for the Reactions of N‐tert.‐Butyl‐P‐phenylphosphonamidic Chloride with Isopropylamine and tert.‐Butylamine: Competitive, Kinetic, and Stereochemical Studies.
Authors: FREEMAN S. , HARGER M. J. P.
Published: May 2016

The observed order of the title reactions (between 1 and 2) and the kinetic analysis point to three competitive pathways: SN2(P), (high selectivity for (IIa), complete stereospecificity), EA (low selectivity, complete racemization), and preassociation EA (second order in (II), low selectivity, extensive racemization).
ChemInform Abstract: Direct Formation of Functionalized Alkylcopper Reagents from Alkyl Halides Using Activated Copper. Conjugate Addition Reactions with 2‐Cyclohexen‐1‐one.
Authors: WEHMEYER R. M. , RIEKE R. D.
Published: May 2016

Activated copper, prepared by reduction of the copper(I) iodide‐phosphine complex (I) with lithium naphthalenide, reacts with the alkyl bromides (II) to produce the alkylcopper compounds (III).
ChemInform Abstract: Preparation of (3S,4S)‐2,5‐Dimethyl‐3,4‐hexanediol ((S)‐DIPED) from (R,R)‐Tartaric Acid via Trimethylsilyl Chloride Catalyzed Acetylation of a Hindered 1,4‐Diol.
Authors: MATTESON D. S. , BEEDLE E. C. , KANDIL A. A.
Published: May 2016

The chiral acetonide (I), derived from L‐tartaric acid methyl ester, is converted to the diol (Ib) by Grignard reaction.
ChemInform Abstract: A Novel 1,3‐Shift Induced by Fluoroalkyl Groups in Acetylenic Thiolesters.
Authors: SHEN Y. , ZHENG J. , HUANG Y.
Published: May 2016

The fluoroacetylenic thiolesters (I) undergo a rearrangement reaction upon treatment with aqueous sodium hydroxide in a heterogeneous mixture to give the β‐methylthiofluoroalkenylcarboxylic acids (II).
ChemInform Abstract: A Simple and Effective Method of Synthesis of 2‐Acyl‐2‐chloro‐cyclohexane‐1,3‐diones and Their Derivatives.
Authors: LAKHVICH F. A. , KOZINETS V. A. , RUBINOV D. B. , AKHREM A. A.
Published: May 2016

A novel access to the title compounds (II) and (IV) is reported.
ChemInform Abstract: Reaction of Organometallic Reagents with Ethyl Trifluoroacetate and Diethyl Oxalate. Formation of Trifluoromethyl Ketones and α‐Keto Esters via Stable Tetrahedral Adducts.
Authors: CREARY X.
Published: May 2016

Reaction of the organometallic reagents (I) with ethyl trifluoroacetate (II) or diethyl oxalate (IV) gives the trifluoromethyl ketones (III) or the α‐keto esters (V).
ChemInform Abstract: Reaction of 4‐Nitrophthalodinitrile with Dimedone.
Authors: ROZE M. P. , BERZIN'SH E. L. , NEILAND O. YA.
Published: May 2016

The reaction between 4‐nitrophthalodinitrile (I) and C nucleophiles such as dimedone (II) has not been investigated up to now.
ChemInform Abstract: N,N′‐Dimethoxycarbonyl‐p‐benzoquinonediimine in the Diene Synthesis.
Authors: MAKSIMOVA T. N. , VELIKORODOV A. V.
Published: May 2016

The title compound (I) on reaction with cyclopentadiene (II) yields the unstable monoadduct (III), which rearranges to give the aromatized product (IV) on gentle heating in the presence of trace amounts of acid.
ChemInform Abstract: Contrasting One‐ and Two‐Cation Binding Behavior in syn‐ and anti‐Anthraquinone Bibracchial Podand (BiP) Mono‐ and Dianions Assessed by Cyclic Voltammetry and EPR Spectroscopy.
Authors: DELGADO M. , GUSTOWSKI D. A. , YOO H. K. , GATTO V. J. , GOKEL G. W. , ECHEGOYEN L.
Published: May 2016

The binding of cations M+ (M: Li, Na, K) to the mono‐ and/or dianions of the podands (III) and (VII) and crown ether (V) is examined; reduction of (III), (V), and (VII) is effected either electrochemically or using reducing metals.
ChemInform Abstract: Pseudoesters and Derivatives. Part 25. 1,3‐Dipolar Cycloaddition of Diazomethane to 5‐Methoxy‐3‐pyrrolin‐2‐ones.
Authors: FARINA F. , MARTIN M. V. , PAREDES M. C. , TITO A.
Published: May 2016

Cycloaddition reaction of the pyrrolinones (Ia), (Ib), and (Id) with diazomethane (II) yields the pyrrolopyrazoline derivatives (IIIa), (IIIb), and (IIId).
ChemInform Abstract: Regioselective Synthesis of 2‐(2‐Alkenyl)thiazolidines from Thiazolines and Allylic Grignard Reagents.
Authors: LADURANTY J. , BARBOT F. , MIGINIAC L.
Published: May 2016

The allylic Grignard reagents (II) are coupled with the C=N double bond of the thiazolines (I) regioselectively to form the 2‐propenylthiazolidines (III) via allylic rearrangement.
ChemInform Abstract: Synthesis and Antimicrobial Screening of ((1‐(4‐Methyl/Chlorophenyl)1H‐tetrazol‐5‐yl)thio)acetic Acid ((N‐Substituted‐Phenyl)‐methylene)hydrazides.
Authors: SENGUPTA A. K. , BHATNAGAR A. , KHAN S. K.
Published: May 2016

Reaction of the mercaptotetrazoles (I) with the chloroacetate (II) yields the tetrazolylsulfenylacetates (III).
ChemInform Abstract: Some Fluorinated Heterocyclic and Acyclic Derivatives of Chlorocarbonylsulfenyl Chloride.
Authors: JOHN E. O. , SHREEVE J. M.
Published: May 2016

Reaction of the fluorinated alcohols (II) with chlorocarbonylsulfenyl chloride (I) in the presence of pyridine or triethylamine as the base results in a mixture of the sulfenates (III) and the carboxylates (IV), while in the presence of butyllithium only the compounds (III) are obtained.
ChemInform Abstract: Conformations and Reactivities of Dimethyl 2,4‐Dibromobicyclo(3.2.1)octane‐6,7‐dicarboxylates and Their 8‐Oxa Analogs. A New Access to Tetracyclo(3.2.1.02,7.04,5)octane System.
Authors: KATO M. , YAMAMOTO S. , YOSHIHARA T. , FURUICHI K. , MIWA T.
Published: May 2016

Photolysis and bromination of the tricyclic diesters (I) or (IV) produce the rearranged dibromides (II) and (III).
ChemInform Abstract: On the Reaction of 2‐Chloroethyl Isothiocyanate with Aromatic Amines.
Authors: OUTCALT R. J.
Published: May 2016

β‐Chloroethyl isothiocyanate (I) is coupled with aromatic amines (II) in the presence of sodium carbonate to give the thiazoline derivatives (III) and (IV).
ChemInform Abstract: Intramolecular Cyclization of 4‐Aryl‐1,4‐dihydropyridine Acetals.
Authors: HARTMAN G. D. , PHILLIPS B. T. , SPRINGER J. P. , HIRSHFIELD J.
Published: May 2016

The bromobenzenes (I) are lithiated and then formylated with N‐formylmorpholine (II) to give the dialdehyde monoacetals (III) which are cyclized with the enamino ester (IV), forming the dihydropyridines (V).
ChemInform Abstract: One‐Pot Conversion of 2‐Methyl‐3,1‐benzoxazin‐4‐one into 3‐Substituted 2‐Styrylquinazolin‐4‐ones.
Authors: JAIN A. , MUKERJEE A. K.
Published: May 2016

N‐Acetylanthranilic acid (I) is cyclized to form the oxazine derivative (II).
ChemInform Abstract: Acetylene Chemistry. Part 6. Propynylation of N‐Methylbarbituric Acids Using PTC or the POCl3 Method. Evidence for Two Mechanisms During the Formation of Chromenes from Pyrano(3,2‐c)quinoline Alkaloids.
Authors: REISCH J. , BATHE A.
Published: May 2016

N,N'‐Dimethylbarbituric acid (Ib) reacts with the propargyl halides (II) or (IV) in the presence of sodium hydroxide and a phase‐transfer catalyst to produce either the bispropynylated compound (III) or the methylenefuropyrimidinedione (V).
ChemInform Abstract: Synthesis of 2,3,4,5‐Tetrahydro‐1,2,4‐triazin‐3‐ones.
Authors: LOZANOVA KH. , SIMOV D. , KALCHEVA V.
Published: May 2016

Starting with the benzoxazolones (I), the title compounds (Va) ‐ (Vg) are synthesized.
ChemInform Abstract: Acylation of 4‐ and 5‐Hydroxylaminothiazolidine‐2‐thiones. Synthesis and Structural Investigation of New 6‐Thioxo(oxo) Derivatives of 4,5‐Dihydro‐6H‐1,2,5‐thiadiazines.
Authors: ORLOVA T. I. , EPSHTEIN S. P. , RUKASOV A. F. , MAGOMEDOVA N. S. , BEL'SKII V. K. , TASHCHI V. P. , PUTSYKIN YU. G.
Published: May 2016

Acylation of the 4‐hydroxylaminothiazolidinethiones (I) with acetic anhydride (IIa) or benzoyl chloride (IIb) gives the O‐acyl derivatives (III).
ChemInform Abstract: Polycondensed Nitrogen Heterocycles. Part 17. Isoxazolo(4,3‐d)pyrazolo‐(3,4‐f)(1,2,3)triazepine. A New Ring System.
Authors: ALMERICO A. M. , DATTOLO G. , CIRRINCIONE G. , PRESTI G. , AIELLO E.
Published: May 2016

The heterocyclic β‐diketone (I) is coupled with the hydrazines (II) to form the isomeric pyrazoles (III) and (IV).
ChemInform Abstract: The Preparation and Reactions of the 1,2‐Diphosphoranes Formed on Reaction of Trialkyl Phosphites with Dimethyl Acetylenedicarboxylate.
Authors: CAESAR J. C. , GRIFFITHS D. V. , GRIFFITHS P. A. , TEBBY J. C.
Published: May 2016

Reaction of the trialkyl phosphites (II) with dimethyl acetylenedicarboxylate (I) gives the diphosphoranes (III).
ChemInform Abstract: Reactions of Phosphanes and Arsanes with Diselenium Complexes.
Authors: FRANK L.‐R. , EVERTZ K. , ZSOLNAI L. , HUTTNER G.
Published: May 2016

The diselenium complex (I) reacts with the monoalkyl(aryl)arsanes (II) to form the arsinidene complexes (III) or the diselenadiarsetanes (IV).
ChemInform Abstract: Synthesis and Structural Characterization of the Molecular Complex Between Bismuth Trichloride and Pyrene.
Authors: VEZZOSI I. M. , ZANOLI A. F. , BATTAGLIA L. P. , BONAMARTINI CORRADI A.
Published: May 2016

Dehydrated BiCl3 reacts with pyrene in p‐xylene solution at 100 °C to form a 2:1 complex, which crystallizes in the space group P21/c with Z=4.
ChemInform Abstract: Isocyanide Derivatives of Ferrocene. Preparation, Complexation, and Redox Properties.
Authors: EL‐SHIHI T. , SIGLMUELLER F. + , HERRMANN R. , CARVALHO M. F. N. N. , POMBEIRO A. J. L.
Published: May 2016

The ferrocenylmethylamines (I) are N‐formylated and then dehydrated to yield the ferrocenylmethyl isonitriles (IV).
ChemInform Abstract: Synthesis and Spectral Characterization of Cobalt(III) Complexes of N‐(o‐Carboxyphenyl)iminodiacetic Acid.
Authors: CHATTERJEE C. , SINGH R. S. , PHULAMBRIKAR A. , DAS S.
Published: May 2016

The complexes (III) are synthesized from (I) as well as by direct oxidation procedures from (IV) as demonstrated for (IIIa).
ChemInform Abstract: Rhodium(III) Complexes with Pyridine‐2‐thiol (pySH) and Pyridine‐2‐thiolato (pyS) as the only Ligands: Crystal Structures of mer‐(Rh(pyS)3), (Rh(pyS)2(pySH)2)Cl·0.5 H2O, and (Rh(pyS)3(pySH)).
Authors: DEEMING A. J. , HARDCASTLE K. I. , MEAH M. N. , BATES P. A. , DAWES H. M. , HURSTHOUSE M. B.
Published: May 2016

The Rh(I) dimer (I) reacts with an excess of pyridinethiol (II) in air to give the oxidized cationic Rh(III) complex (III).
ChemInform Abstract: Synthesis and Thermal Properties of Adducts of Trimethylindium with Nitrogen‐Containing Lewis Bases.
Authors: FOSTER D. F. , RUSHWORTH S. A. , COLE‐HAMILTON D. J. , CAFFERTY R. , HARRISON J. , PARKES P.
Published: May 2016

From Lewis base solvents or Et2O, the volatile 1:1 adducts (Ia) and (Id) as well as the 2:1 adduct (Ic) can be isolated.
ChemInform Abstract: Reactions of α‐Hydroxy Carbonyl Compounds with Azodicarboxylates and Triphenylphosphine: Synthesis of α‐N‐Hydroxy Amino Acid Derivatives.
Authors: KOLASA T. , MILLER M. J.
Published: May 2016

Reaction of the α‐hydroxy esters (I) with the N‐acyl‐O‐benzylhydroxylamine (II) and the azodicarboxylate (III) in the presence of triphenylphosphine yields the N‐protected α‐amino acid esters (IV), together with the oxadiazolines (V), and the hydrazines (VI) from (Id) and (Ie).
ChemInform Abstract: Synthesis of (L)‐Daunosamine and Related Amino Sugars.
Authors: SAMMES P. G. , THETFORD D.
Published: May 2016

The racemic furylethanol (I) is converted to the ketone (III), which undergoes reduction to give a 13:1 mixture of the epimeric allylic alcohols (V) and (VI).
ChemInform Abstract: Extremely Short Chiral Synthesis of Bicyclic Alkaloids Having a Nitrogen Atom Ring Juncture.
Authors: NAGAO Y. , DAI W.‐M. , OCHIAI M. , TSUKAGOSHI S. , FUJITA E.
Published: May 2016

A general method for extremely short chiral synthesis of bicyclic alkaloids with a nitrogen atom ring juncture such as (VI) or (IX) is developed.
ChemInform Abstract: Facile Synthesis of 2‐((3‐Aminopropyl)thio)adenosine 5′‐Diphosphate: A Key Intermediate for the Synthesis of Molecular Probes of Adenosine 5′‐Diphosphate Function.
Authors: JEFFERSON J. R. , HUNT J. B. , JAMIESON G. A.
Published: May 2016

The title nucleotide (IX) is synthesized from ADP (I) via its 1,N6‐etheno derivative (III) as outlined in the reaction scheme.
ChemInform Abstract: Prostanoids. Part 20. Synthesis of the Methyl Esters of the 11‐Deoxyprostaglandins E1 and F1α.
Authors: MIFTAKHOV M. S. , AKBUTINA F. A. , VALEEV F. A. , KUCHIN A. V. , BERG A. A. , ORLOV V. E. , TOLSTIKOV G. A.
Published: May 2016

Starting from the cyclopentanone (I) the diketone (XII) is prepared.
ChemInform Abstract: Preparation of Tungsten Nitride Film by CVD Method Using WF6.
Authors: NAKAJIMA T. , WATANABE K. , WATANABE N.
Published: May 2016

W2N films with metallic luster are obtained by chemical vapor deposition at 450‐600 °C using a molar ratio of the WF6/NH3/H2 gas mixture of 1:4:(1‐2).
ChemInform Abstract: X‐Ray Absorption Near‐Edge Structure Evidence for Direct Metal‐Metal Bonding and Electron Transfer in Reduced Rh/TiO2 Catalysts.
Authors: RESASCO D. E. , WEBER R. S. , SAKELLSON S. , MCMILLAN M. , HALLER G. L.
Published: May 2016

It is shown that during high temp. reduction (> 623 K) of well‐dispersed Rh/TiO2 catalysts, at least a part of the Rh transforms into species whose X‐ray absorption near‐edge structure (XANES) resembles that of the intermetallic compounds RhTi and Rh3Ti.
ChemInform Abstract: Proton Cages in Alkali Metal Amidoniccolates. A Novel Type of Intercalation Compounds.
Authors: BOCK J. , JACOBS H.
Published: May 2016

The reaction of Ni(SCN)2·4 NH3 with MNH2 (M: K, Rb, Cs) in liquid ammonia leads to amidoniccolates with unexpected compositions.
ChemInform Abstract: (TiSCl4)2‐ and (Ti3O(S2)3Cl6)2‐, a Polynuclear Complex with a Structure Typical of Cluster Compounds.
Authors: MUELLER U. , KRUG V.
Published: May 2016

The compounds (IVa) and (IVb) are prepared as outlined in the scheme.
ChemInform Abstract: μ‐Nitrido Complexes of Tungsten(V). Crystal Structure of (PPh4)2(W3Cl9(μ3‐N)(O)(μ2‐NCl))2·1.5 CH2Cl2.
Authors: FENSKE D. , GODEMEYER T. , DEHNICKE K.
Published: May 2016

The title compound (V) is prepared in low yield as shown in the scheme.
ChemInform Abstract: 95Mo NMR Studies of Complexes Containing the Mo2O2+ 5 Core and Crystal Structure of Mo2O5(SC6H4NHCH2C5H4N)2(C3H7NO)3.
Authors: PIGGOTT B. , WONG S. F. , WILLIAMS D. J.
Published: May 2016

The title complex (I) as the DMF solvate crystallizes in the space group P21/n with Z=4.
ChemInform Abstract: Electrooxidative Cleavage of Carbon‐Carbon Bonds. Part 3. Preparation of Alkanediones from Cycloalkanones Through 2‐Phenylthio‐1‐cycloalkanols.
Authors: TORII S. , INOKUCHI T. , ARAKI Y.
Published: May 2016

The α‐phenylthiocycloalkanones (I) react with the organometallic compounds (II), yielding the phenylthiocycloalkanols (IIIa) ‐ (IIId).
ChemInform Abstract: Diastereoselective and Enantiospecific Synthesis of Key Intermediates to L‐Sugars from Ethyl L‐Lactate.
Authors: GUANTI G. , BANFI L. , NARISANO E.
Published: May 2016

Some key compounds such as (III) + (IV) are prepared in two ways: a) by condensation of α‐alkoxyaldehydes (I) with, e.g., acetylide (II); b) by coupling of (II) with a carboxylic derivative of protected lactic acid and successive reduction of the resulting ketone such as (V).
ChemInform Abstract: Electrophilic Aromatic Substitution. Part 33. Ferric Chloride‐Catalyzed Acylation of Aromatic Compounds with N‐Phthaloyl‐α‐amino Acyl Chlorides Without Racemization.
Authors: EFFENBERGER F. , STEEGMUELLER D. +
Published: May 2016

Acylation of the arene (II) with the acid chlorides derived from (I) yields the ketones (III) without racemization.
ChemInform Abstract: Dichloromethyl Methyl Ether as Formylating Agent.
Authors: VON DER BRUEGGEN U. + , MAYR H.
Published: May 2016

In contrast to normal alkenes such as isobutene (Ia), which give only 2:1 adducts such as (IV) when reacted with ether (III), the reactions of dialkylacetylenes (VI) with (III) terminate at the 1:1 product stage (VII) to yield acetal (X) or aldehyde (XI) depending on work‐up.
ChemInform Abstract: Ring Opening Three‐Carbon Extension of 2‐Carboethoxycycloalkanones with 3‐Bromo‐1‐(p‐tolylsulfonyl)propene.
Authors: MASUYAMA Y. , YAMADA K. , TANAKA H. , KURUSU Y.
Published: May 2016

The cyclic β‐keto esters (I) are coupled with 3‐tosylallyl bromide (II) to form the 2‐ethoxycarbonyl‐2‐(tosylalkenyl)cycloalkanones (III).
ChemInform Abstract: Direct Formations of o‐Tropoquinone Bisacetals from 2,3‐ and 2,7‐Dimethoxytropones and p‐Tropoquinone Bisacetals from 2‐Bromo‐7‐methoxytropone by the Anodic Oxidation.
Authors: MORI A. , KUBOTA T. , KASAI S. , TAKESHITA H.
Published: May 2016

The dimethoxytropones (I) or (VIII) are electrochemically oxidized in the presence of methanol (II) to give the tetramethoxy compounds (III) and (IX) and the dimer (X).
ChemInform Abstract: Studies on the Synthesis of Eremophilane Sesquiterpenes. A Novel Entry into the Aristolane Ring System.
Authors: RIGBY J. H. , DENIS J.‐P.
Published: May 2016

The tricyclic enone (I) reacts with vinylmagnesium bromide (II) to yield a mixture of the anti‐ and syn‐alcohols (III) which are treated with potassium hydride, producing the rearranged enone (IV).
ChemInform Abstract: A Facile Procedure for the Synthesis of N‐(Tosyl)‐2‐iminoacetic Acid Esters, Important Enophiles for the Direct Synthesis of Exotic α‐Amino Acids.
Authors: BAILLARGE M. , LE GOFFIC F.
Published: May 2016

The N‐(tosyl)iminoacetates (III) are prepared by aluminum trichloride catalyzed reaction of tosyl isocyanate (I) with the glyoxalates (II).
ChemInform Abstract: Oxidative Rearrangement of Substituted Aryl Alkyl Ketones with Thallium(III) Nitrate: Synthesis of 2,7‐Dihydroxycadalene.
Authors: STIPANOVIC R. D. , STEIDL J.
Published: May 2016

The title compound (VIIb) is prepared from p‐methylpropiophenone (Ia) as shown in the reaction scheme.
ChemInform Abstract: Chemistry of Isoindoles and Isoindolenines. Part 27. 2‐Alkyl‐2H‐dibenz(e,g)isoindoles; Synthesis, Properties, Reactions.
Authors: KREHER R. P. , HILDEBRAND T.
Published: May 2016

The tetracyclic hetarenes (V) are easily accessible from (I) via (III) and the corresponding N‐oxides.
ChemInform Abstract: Improved Synthesis of Vinylimidazoles.
Authors: GRIFFITH R. K. , DIPIETRO R. A.
Published: May 2016

1‐Tritylimidazole‐4‐carboxaldehyde (I) reacts with the phosphonium bromides (II) or the phosphonates (IV) to produce the 4‐vinylimidazoles (III).
ChemInform Abstract: 3‐Substituted 1,2,3‐Triazole 1‐Oxides. Preparation and Reactions.
Authors: BEGTRUP M. , JONSSON G.
Published: May 2016

MCPBA oxidation of the triazoles (I) yields the N‐oxides (II), which undergo various transformations leading to substituted triazole N‐oxides such as (IV), (V), (VII) or (IX).
ChemInform Abstract: Metalation of Carbamates Derived from 5‐, 6‐, 7‐ and 8‐Hydroxyquinoline.
Authors: GODARD A. , ROBIN Y. , QUEGUINER G.
Published: May 2016

Base‐induced rearrangement of the O‐quinolyl carbamates (I) and (III) leads to the formation of the dimethylcarbamoylhydroxyquinolines (II) and (VI).
ChemInform Abstract: Synthesis of 3‐Hydrazino‐1,2,4‐triazino(4,3‐a)benzimidazole: A Synthon for Building Novel Nitrogen Heterocycles.
Authors: VENKATARATNAM R. V. , SAYANNA E. , SUJATHA K.
Published: May 2016

2‐Chlorobenzimidazole (I) is coupled with chloroacetonitrile (II) to produce the 1‐benzimidazolylacetonitrile (III).
ChemInform Abstract: Synthesis of Crown Ethers from (+)‐Tartaric Acid: Improved Procedures.
Authors: ANANTANARAYAN A. , CARMICHEAL V. A. , DUTTON P. J. , FYLES T. M. , PITRE M. J.
Published: May 2016

The tetramethyl tartaramide (II) is coupled with the ω,ω'‐ditosyloxy or dihalo (poly)ethers (I), producing the crown ethers (III) or (IV).
ChemInform Abstract: Diels‐Alder Reactions of 2,3‐Bis(tert‐butyldimethylsilyloxy)‐1,3‐butadiene with Heterodienophiles.
Authors: RIED W. , REIHER U.
Published: May 2016

Silylation of diacetyl (I) by the silyltriflate (II) yields the title compound (III).
ChemInform Abstract: Reactions of P‐Halogen Ylides with Carbonyl Compounds. Synthesis of Allylphosphonates.
Authors: KOLODYAZHNYI O. I. , KOVALENKO A. B.
Published: May 2016

Reaction of the ylide (I) with the carbonyl compounds (II) yields the phosphetanes (III) which are transformed into the allylphosphonic amides (IV) on heating.
ChemInform Abstract: Silaheterocycles. Part 2. Preparation and Cycloaddition Reactions of the Neopentylsilaethenes Cyclic CH2CH2(R)CHSi=CHCH2tBu.
Authors: AUNER N.
Published: May 2016

The dichlorosilacyclobutanes (I) are converted into the vinylchlorosilacyclobutanes (VII).
ChemInform Abstract: Metal π Complexes of Benzene Derivatives. Part 30. η6‐, μ2‐(η6:η6)‐, and μ3‐(η6:η6:η6)‐(23)Paracyclophane Complexes of Chromium. Preparation, Nuclear Magnetic Resonance, and Redox Behavior.
Authors: ELSCHENBROICH C. , SCHNEIDER J. , WUENSCH M. + , PIERRE J.‐L. , BARET P. , CHAUTEMPS P.
Published: May 2016

Cocondensation of Cr atoms with the paracyclophane (I) affords the bis(exo) complex (III), endo coordination of the type η12‐(23)paracyclophane‐Cr not being detected.
ChemInform Abstract: Synthesis and Characterization of the Binuclear Mixed Valence Complex Di‐μ‐oxobis(tris(2‐methylpyridyl)amine)dimanganese(III,IV) Dithionate Heptahydrate, ((tpa)MnO)2(S2O6)3/2·7 H2O.
Authors: TOWLE D. K. , BOTSFORD C. A. , HODGSON D. J.
Published: May 2016

The title complex (III) crystallizes in the space group P21/n with Z=4 and is a fully localized Mn(III)/Mn(IV) system.
ChemInform Abstract: Regio‐ and Stereoselectivity of Halogen Substitution in Fe2(CO)6(μ‐PRCl)(μ‐Hal).
Authors: EVERTZ K. , HUTTNER G.
Published: May 2016

The halogen substitution reactions of the dinuclear complexes (I) with the thiols (II) in the presence of the base DBU are studied.
ChemInform Abstract: Proton Transfer from Metal Hydrides to Metal Alkynyl Complexes. Remarkable Carbon Basicity of (C5H5)(PMe3)2Ru‐CC‐CMe3 (I).
Authors: BULLOCK R. M.
Published: May 2016

The complex (III) precipitates from combined toluene solutions of (I) and hydrides (II); thermolysis of the PF6‐ salt of its cation in MeCN (IV) at 95 °C results in MeC≡CH with clean formation of the MeCN complex (V) (PF6‐ salt).
ChemInform Abstract: Halochromic Molecules. Part 7. Synthesis and Acidobasic Properties of Substituted Heteroarenoquinazolines.
Authors: GUNZENHAUSER S. , BALLI H.
Published: May 2016

On treatment with acid the title compounds (IIIb)‐(IIId) form ring‐opened, blue triphenylcarbenium salts of the Rhoduline‐R type, while (IIIa) remains colorless.
ChemInform Abstract: A Straightforward Synthesis of L‐Lactones from D‐Glucose. A Simple Entry into L‐Sugars.
Authors: VALVERDE S. , GARCIA‐OCHOA S. , MARTIN‐LOMAS M.
Published: May 2016

The compounds (Ia) and (VIII), prepared from tri‐O‐acetyl‐D‐glucal, are transformed into the unsaturated lactones (V) and (XII).
ChemInform Abstract: A Synthetic Route to Forskolin.
Authors: ZIEGLER F. E. , JAYNES B. H. , SAINDANE M. T.
Published: May 2016

The previously synthesized racemic lactone (I) is converted to the acetylenic ketone (IV) via the acetate (III).
ChemInform Abstract: Molecular Hosts for Anions
Authors: SCHMIDTCHEN F. P.
Published: May 2016

Review: (90 refs.
ChemInform Abstract: Dioxygen Difluoride: Electron Diffraction Investigation of the Molecular Structure in the Gas.
Authors: HEDBERG L. , HEDBERG K. , ELLER P. G. , RYAN R. R.
Published: May 2016

The results of an electron diffraction study at ‐42 °C confirm the O2F2 molecule to have C2 symmetry, with a short O‐O bond and extraordinarily long O‐F bonds.
ChemInform Abstract: Complex Fluorides with Cu2+ and Pd2+: MPtF6 (M: Pd, Cu) and RbCuPdF5.
Authors: MUELLER B. G. +
Published: May 2016

For the first time, single crystal XRD data are reported for PdPtF6 (space group R3‐C2 3i, Z=3), CuPtF6 (P1‐C1 i, 2) and RbCuPdF5 (Pnma‐D16 2h, 4).
ChemInform Abstract: Synthesis and Crystal Structure Determination of Pb2P4O12·3 H2O.
Authors: KLINKERT B. , JANSEN M.
Published: May 2016

The title compound precipitates on addition of aqueous Pb(NO3)2 to an aqueous solution of Na4P4O12·4 H2O. Single crystals are obtained by the diffusion‐controlled gel crystallization method.
ChemInform Abstract: Crystal Structure of In(PO3)3.
Authors: BENTAMA J. , DURAND J. , COT L.
Published: May 2016

The title compound crystallizes in the monoclinic space group Ic with Z=12.
ChemInform Abstract: Structure of the Low‐Temperature Modification of NH4Sn2F5 (γ‐Type).
Authors: SOUFIANE A. , VILMONOT S. , COT L.
Published: May 2016

γ‐NH4Sn2F5 is monoclinic, space group C2, Cm, or C2/m, Z = 6. The structure consists of alternating layers of (Sn‐F) and (NH4)+.
ChemInform Abstract: Synthesis and Crystal Structure of Mn4Nb2O9 (I) and Mn2Zn2Nb2O9 (II).
Authors: ROHWEDER U. , MUELLER‐BUSCHBAUM HK. +
Published: May 2016

Single crystals of (I) are prepared by annealing a stoichiometric mixture of MnO and Nb2O5 (Pt‐tube, ≤ 1500 °C, 10 d).
ChemInform Abstract: Mass Spectrometric Investigations of the Vapor Phase Over CrCl3 and CrCl3/Cl2.
Authors: PLIES V.
Published: May 2016

In the CrCl3/Cl2 system, the gaseous molecules CrCl3 and CrCl4 are detected by Knudsen‐cell MS in the temp. range 770‐910 K and their molar heats of formation are determined to be ‐79.2 kcal (CrCl3, 298 K) and ‐103.2 kcal (CrCl4, 298 K).
ChemInform Abstract: Crystal Chemistry of the Fluoride MoF4 and the Fluoromolybdates LnMoF7 (Ln: Lanthanoids).
Authors: COUTURIER J.‐C. , ANGENAULT J. , MARY Y. , QUARTON M.
Published: May 2016

Two phases with compositions very close to MoF4 are obtained by reduction of MoF5 with Si using two different autoclave materials (Mo‐steel and Ni coated with Cu; 140 °C, 2 d, 220 °C, 15 d; 98% yield).
ChemInform Abstract: Variable Antiferromagnetic Exchange in a Series of Binuclear Copper(II) Complexes of Tetradentate (N4) and Hexadentate (N6) Diazine Ligands. Magnetism versus Structure, Bridging and Terminal Ligand Groups, and Chelate Ring Size. Crystal and Molecular Structure of (μ‐1,4‐Bis((6‐methylpyrid‐2‐yl)amino)phthalazine)(μ‐hydroxo)(μ‐nitrato# ‐O)‐bis(nitrato)dicopper(II)‐0.5‐Water, Cu2C20H19N9O10·0.5 H2O.
Authors: THOMPSON L. K. , LEE F. L. , GABE E. J.
Published: May 2016

The title complex (I) crystallizes in the space group P21/a with Z = 8 and contains two different hydroxide‐bridged binuclear molecules in the asym.
ChemInform Abstract: Stereospecific Anti Radical Elimination Reaction from β‐Nitro Sulfones.
Authors: ONO N. , KAMIMURA A. , KAJI A.
Published: May 2016

Starting with the nitroolefins (I), the diastereomeric thioethers (V) and (VI) are prepared.
ChemInform Abstract: Solvent Effect in the Reduction of α‐Keto Esters by Aqueous Titanium Trichloride.
Authors: CLERICI A. , PORTA O.
Published: May 2016

The reaction of the α‐keto ester (I) with titanium(III) chloride, yielding the dimeric product (III) and the alcohol (IV), is investigated in various solvents.
ChemInform Abstract: Selective Reductions. Part 39. Partial Reduction of Carboxylic Acids with Thexylchloroborane‐Methyl Sulfide. A Direct and Simple Aldehyde Synthesis.
Authors: BROWN H. C. , CHA J. S. , YOON N. M. , NAZER B.
Published: May 2016

The carboxylic acids (I) are reduced with thexylchloroborane‐methyl sulfide to give the aldehydes (II).
ChemInform Abstract: An Unusual Reductive Debromination of 8‐Bromoguanosine by Tri‐n‐butylphosphine.
Authors: CHERN J.‐W. , LEE H.‐Y.
Published: May 2016

Whereas 8‐aminoguanosine (Ia), guanosine (Ic), and formycin B do not at all react with dibenzyldisulfide (II) and Bu3P (III), 8‐bromoguanosine (Ib) does, but yields only guanosine (Ic) like the acetate (Id) which gives (Ie) without any formation of the desired 5'‐benzylthio compounds.
ChemInform Abstract: Facile Conversions of Carboxylic Acids into Amides, Esters, and Thioesters Using 1,1′‐Oxalyldiimidazole and 1,1′‐Oxalyldi(1,2,4‐triazole).
Authors: KITAGAWA T. , KURODA H. , SASAKI H. , KAWASAKI K.
Published: May 2016

Treatment of the carboxylic acids (I) with 1,1'‐oxalyldiimidazole (II) yields the 1‐acylimidazoles (III) which react with the amines (IV) or alcohols (VIa) or thiols (VIb) to give the carboxamides (V), carboxylates (VIIa) or thiocarboxylates (VIIb).
ChemInform Abstract: A Facile Method for the Synthesis of Chloroiodomethane from Diiodomethane Under Aluminum Mediation.
Authors: LIN Y.‐T. , CHANG M.‐J. , YANG P.‐H.
Published: May 2016

From a study of the effects of the relative amounts of reagents on reaction time and yield it is seen that best conditions are: (II)/(I) = 20 and (I)/I2 = 9 to complete the formation of (III) via organo‐aluminum intermediates in 2 h. Likewise the mixed dihalomethanes (V) and (VI) may be obtained.
ChemInform Abstract: A Convenient Strategy for Homologation of p‐Oxygenated Benzaldehydes.
Authors: HARIDAS K. , DEV S.
Published: May 2016

Pyrolysis of the epoxides (IIIa)‐(IIIc) at 240 °C for 5 min gives the desired benzaldehydes (IVa)‐(IVc).
ChemInform Abstract: Enantioselective Aldol Reactions using Chiral Lithium Amides as a Chiral Auxiliary.
Authors: ANDO A. , SHIOIRI T.
Published: May 2016

Treatment of ethyl tert‐butyl ketone (I) with a chiral lithium amide gives the lithium enolate (III) which undergoes Aldol reaction with benzaldehyde (IV) to form the erythro‐alcohol (S,S)‐(V).
ChemInform Abstract: Electrophilic Additions to Alkynyl Tosylates. Formation of Vinyl 1,1‐Bisesters and Related Compounds. X‐Ray Structure Determination of E‐1‐Chloro‐1‐(tosyloxy)‐3,3‐dimethyl‐1‐butene.
Authors: STANG P. J. , ROBERTS K. A.
Published: May 2016

Syn addition of the acids (II) to the alkynyl tosylates (I) produces the vinyl tosylates (III).
ChemInform Abstract: Synthesis of 3‐Aryl‐1‐tetralones.
Authors: SELVARAJ S. , RAJENDRAN A. S. , ARUMUGAM N.
Published: May 2016

The butyric acids (IV) are obtained starting from the diesters (I) via the the diacids (III).
ChemInform Abstract: A Cyclization Approach to Functionalized Seven‐Membered Carbocycles.
Authors: CHOU T. , LEE S.‐J. , TSO H.‐H. , YU C.‐F.
Published: May 2016

Bisalkylation of the sulfolenes (I) with the dihalides gives the bridged compounds (III).
ChemInform Abstract: A Novel Synthesis of Naphthalenic Lignan Lactones.
Authors: PATIL P. A. , JOSHI R. R. , NARASIMHAN N. S.
Published: May 2016

The reaction of the phthalides (I) with PhLi (II) yields the hydroxyphthalans (III) which are converted to the diesters (Va) and (Vb).
ChemInform Abstract: Lactone Formation in the Oxidation of Diols with N‐Iodosuccinimide and Silver Acetate.
Authors: BEEBE T. R. , ADKINS R. , BALDRIDGE R. , HENSLEY V. , MCMILLEN D. , MORRIS D. , NOE R. , NG F. W. , POWELL G. , SPIELBERGER C. , STOLTE M.
Published: May 2016

Treatment of the diols (I) and (III) with N‐iodosuccinimide and silver acetate in the absence of light results in the formation of the lactones (II) and (IV).
ChemInform Abstract: New Heterocyclizations with Isocyanides. ‐ 2,3‐Diiminopyrroles; 4,5‐Diiminoimidazoles and 1H‐Pyrrolo(2,3‐b)pyrazines.
Authors: CAPUANO L. , DAHM B. , PORT V. , SCHNUR R. , SCHRAMM V.
Published: May 2016

The preparations of the novel 4,5‐diiminoimidazoles (VI), the novel 2,3‐diiminopyrroles (X), (XIII), (XVI) and the novel pyrrolo (2,3‐b)pyrazine (XIX) are described as is the isolation of the hitherto unknown divinylcarbodiimide (XVIII).
ChemInform Abstract: Synthesis and Oxidation of 2‐(2,5‐Dihydroxyphenyl)‐ethylamine Derivatives. Part 2.
Authors: KUCKLAENDER U. + , BASTIAN U.
Published: May 2016

Catalytic oxidation of the title ethylamine derivatives (IV), (VIII) and (X) yields the indole (V) and the indolines (IX) and (XI), respectively.
ChemInform Abstract: Thermal and Photochemical Reactions of Bicyclic Azoalkanes in Concentrated Sulfuric Acid.
Authors: ADAM W. , MIRANDA M. A.
Published: May 2016

Photolysis or thermolysis of the dimethyldiazabicycloheptene (I) results in release of nitrogen, producing the hydrocarbons (II) and/or (III).
ChemInform Abstract: Syntheses, Antitumor Activity and Vascular Relaxing Effect of Purino‐(7,8‐g)‐6‐azapteridines and (1,2,4)Triazino(3,2‐f)purines.
Authors: UEDA T. , ADACHI T. , SAKAKIBARA J. , ASANO M. , NAKAGAMI J.
Published: May 2016

The diaminodimethylxanthin (I) reacts in the presence of an acid to give the purinoazapteridinetetrone (II) which is substituted by the alkylamines (III), producing the triazinopurine diones (IV).
ChemInform Abstract: Potential Anxiolytics and Hypnotics: 1‐(Alkanesulfonamidoalkyl)‐6‐aryl‐8‐halogeno‐s‐triazolo(4,3‐a)‐1,4‐benzodiazepines and Related Compounds.
Authors: VEJDELEK Z. , METYS J. , HOLUBEK J. , BUDESINSKY M. , SVATEK E. , MATOUSOVA O. , PROTIVA M.
Published: May 2016

Reaction of the glycine (Ia) or alanine hydrazide (Ib) with benzodiazepinethiones (II) gives rise to the title compounds (III) or (IV).
ChemInform Abstract: Photochemical Transformation. Part 72. Stable cis,cis‐Trialkyltriaziridines: Synthesis via Azo/Nitrene Addition, N‐Oxidation.
Authors: MARTERER W. , FRITZ H. , PRINZBACH H.
Published: May 2016

The cyclic trienol (II) and the N‐methyltriazolinedione (I) yield the adduct (III) which is converted to the azide (X).
ChemInform Abstract: Boron Compounds. Part 78. Bis(9‐borabicyclo(4.2.1)nonanes).
Authors: YALPANI M. , BOESE R. , KOESTER R. +
Published: May 2016

Solutions of (I) at 150 °C in the presence of quinuclidine (II) yield the 1:1 adducts (III) and (IV) which after rapid cooling are separable by fractional crystallization.
ChemInform Abstract: Conversion of α‐Halo Boronic Esters to Inverted α‐(Methylsulfonyl)oxy Boronic Esters.
Authors: MATTESON D. S. , KANDIL A. A.
Published: May 2016

The haloboronic esters (I) are converted to the p‐methoxybenzyl ethers (III) which are oxidatively cleaved to give the hydroxyboronic esters (IV).
ChemInform Abstract: The Synthesis and Molecular Structure of a Disilacyclopropanimine.
Authors: YOKELSON H. B. , MILLEVOLTE A. J. , HALLER K. J. , WEST R.
Published: May 2016

Ring closure of tetra(2,6‐dimethylphenyl)disilene (I) with 2,6‐dimethylphenyl isocyanide (II) produces the disilacyclopropanimine (III).
ChemInform Abstract: (α‐Haloalkyl)phosphonium Salts and Sulfur Nucleophiles: A New Type of Reaction Mechanism.
Authors: GALLI R.
Published: May 2016

A four‐step mechanism is suggested for the reaction of the halomethylphosphonium halides (I) with sodium N,N‐dimethyldithiocarbamate (II), yielding the substitution products (III).
ChemInform Abstract: Addition Reaction of Silyl Phosphites to 2,5‐Diacetyl‐4‐methylphenol.
Authors: NIFANT'EV E. E. , KUKHAREVA T. S. , POPKOVA T. N. , BEKKER A. R.
Published: May 2016

Reaction of the diacetylphenyl silyl ether (II) with the silyl phosphite (Ia) gives the bis‐adduct (IIIa) which is not isolated but decomposes during distillation, producing the benzoxaphospholene (IV).
ChemInform Abstract: Acetylenic Tellurides: Synthesis and Reactivity.
Authors: DABDOUB M. J. , COMASSETO J. V.
Published: May 2016

The title compounds (IV) can function as either nucleophilic or electrophilic tellurium centers.
ChemInform Abstract: Synthesis and Reactions of Mercury Peroxyacetylenides.
Authors: YUVCHENKO A. P. , MOISEICHUK K. L. , DIKUSAR E. A. , ZHUKOVSKAYA N. A. , OL'DEKOP YU. A.
Published: May 2016

Mercuration of the peroxyalkynes (I) yields the mercury peroxyacetylides (IIa) as thermally stable compounds.
ChemInform Abstract: Heat of Reaction of (Norbornadiene)molybdenum Tetracarbonyl with Monodentate and Bidentate Ligands. Solution Thermochemical Study of Ligand Substitution in the Complexes cis‐L2Mo(CO)4.
Authors: MUKERJEE S. L. , NOLAN S. P. , HOFF C. D. , LOPEZ DE LA VEGA R.
Published: May 2016

In the tetracarbonyls such as (I) the stability for some monodentate ligands increases in the order shown.
ChemInform Abstract: Isolation of a Mixed‐Valence Trinuclear Manganese Complex Potentially Relevant to the Photosynthetic Oxygen‐Evolving Complex.
Authors: LI X. , KESSISSOGLOU D. P. , KIRK M. L. , BENDER C. J. , PECORARO V. L.
Published: May 2016

The title complex (I) is obtained by refluxing a methanolic solution of the Schiff base ligand with Mn(OAc)2 followed by air oxidation.
ChemInform Abstract: Proximal Effect of the Nitrogen Ligands in the Catalytic Epoxidation of Olefins by the NaOCl/Manganese(III) Porphyrin System.
Authors: MEUNIER B. , DE CARVALHO M.‐E. , BORTOLINI O. , MOMENTEAU M.
Published: May 2016

The influence of nitrogen bases such as Py or imidazole on the NaOCl epoxidation of olefins catalyzed by manganese porphyrins is investigated.
ChemInform Abstract: Low‐Temperature Reactions of Methane with Photoexcited Nickel Atoms
Authors: CHANG S.‐C. , HAUGE R. H. , BILLUPS W. E. , MARGRAVE J. L. , KAFAFI Z. H.
Published: May 2016

(formation of MeNiH under UV irradiation and photolytic decomposition of the insertion product at h. nu.
ChemInform Abstract: Structure and Magnetism of the First Alternating Bimetallic Chain Compound MnCu(obp)(H2O)3·H2O (opb: Oxamidobis(propionato)).
Authors: PEI Y. , KAHN O. , SLETTEN J. , RENARD J.‐P. , GEORGES R. , GIANDUZZO J.‐C. , CURELY J. , XU Q.
Published: May 2016

The title compound (VII) is synthesized as shown (no yields given) and its crystal structure at 92 K is determined (space group P1, Z=2).
ChemInform Abstract: Synthesis and Ligational Properties of the Two Very Large Polyazacycloalkanes (33)aneN11 and (36)aneN12 Forming Trinuclear Copper(II) Complexes.
Authors: BENCINI A. , BIANCHI A. , GARCIA‐ESPANA E. , MICHELONI M. , PAOLETTI P.
Published: May 2016

The title ligands (II) are prepared from (I) by standard reactions.
ChemInform Abstract: Syntheses and X‐Ray Structures of Group 11 Pyrazole and Pyrazolate Complexes. X‐Ray Crystal Structures of Bis(3,5‐diphenylpyrazole)copper(II) Dibromide, Tris(μ‐3,5‐diphenylpyrazolato‐N,N′)trisilver(I)‐2‐Tetrahydrofuran, Tris(μ‐3,5‐diphenylpyrazolato‐N,N′)trigold(I), and Hexakis(μ‐3,5‐diphenylpyrazolato‐N,N′)hexagold(I).
Authors: MURRAY H. H. , RAPTIS R. G. , FACKLER J. P. JUN.
Published: May 2016

The reactions shown in the scheme yield the monomer (III), both trimers (VI) and the hexamer (IX) (yield only given for (III)).
ChemInform Abstract: Novel Basic Ligands for the Homogeneous Catalytic Carbonylation of Methanol. Part 12. Synthesis and NMR Characterization of the New Complex trans‐Dihydridotris((2‐methoxyethyl)diphenylphosphine‐P;P;O,P)ruthenium(II) with a Reactive Ru‐O Bond: Observation of a Low‐Energy Exchange Equilibrium.
Authors: LINDNER E. , SCHOBER U.
Published: May 2016

The reaction of complex (I) with NaBH4 in the presence of the ligand (II) results in the formation of the title complex (III) which is characterized by IR and 31P(1H) NMR spectroscopy.
ChemInform Abstract: Preparation and Use of Tetra‐n‐butylammonium Perruthenate (TBAP reagent) and Tetra‐n‐propylammonium Perruthenate (TPAP reagent) as New Catalytic Oxidants for Alcohols.
Authors: GRIFFITH W. P. , LEY S. V. , WHITCOMBE G. P. , WHITE A. D.
Published: May 2016

Catalytic oxidation of the alcohols (VI), (VIII), and (XII) with the tetraalkylammonium tetraoxoruthenates(VII) (III) in the presence of N‐methylmorpholine N‐oxide as a co‐oxidant gives the aldehydes (VII) and (XIII) or the ketone (IX).
ChemInform Abstract: Synthesis of 5‐Carbon‐Substituted 1‐β‐D‐Ribofuranosylimidazole‐4‐carboxamides via Lithiation of a Primary Carboxamide.
Authors: SUZUKI M. , TANAKA H. , MIYASAKA T.
Published: May 2016

Lithiation of the chloroimidazole (Ia) and subsequent methylation with methyl iodide (II) at a low temperature yield the methyl derivative (Ib) which undergoes reductive dechlorination to produce (Ic).
ChemInform Abstract: Synthesis of 2‐Methoxycarbonyl‐2‐methoxy‐3‐tetrahydropyranols.
Authors: SAROLI A. , DOUTHEAU A.
Published: May 2016

The α‐methoxyacrylate (Ia) is oxidatively cyclized with tert‐butyl hydroperoxide in the presence of vanadyl acetylacetonate, forming the tetrahydropyran derivative (II) which is saponified to produce the free acid (III).
ChemInform Abstract: Synthesis of Aristotelia‐Type Alkaloids. Part 3. (3R,4R)‐ and (3R,4S)‐1‐P‐Menthene‐3,8‐diol and the Corresponding Racemates: Preparation and Assignment of Configuration.
Authors: BURKARD S. , LOOSER M. , BORSCHBERG H.‐J.
Published: May 2016

The racemic title compounds (VI) are prepared starting from the silyl ether (I).
ChemInform Abstract: Cyclofunctionalization Reactions of Epoxy Alcohol Derivatives. Part 3. Cyclization‐Acyl Migration of N‐Benzoylcarbamates to Stereodefined Oxazolidinones. A New, Diastereospecific Route to Thiamphenicol.
Authors: MCCOMBIE S. W. , NAGABHUSHAN T. L.
Published: May 2016

The epoxy alcohol (I) reacts with benzoyl isocyanate (II), producing the N‐benzoylcarbamate (III) which is cyclized in the presence of bases to give the oxazolidone (IVa).
ChemInform Abstract: Regiospecific Functionalization of Dimetallated Isopropenylacetylene, a Synthetic Equivalent of the Isoprene “Anion”. An Efficient Synthesis of the Bark Beetle Pheromones (.+‐.)‐Ipsenol and (.+‐.)‐Ipsdienol.
Authors: KLUSENER P. A. A. , KULIK W. , BRANDSMA L.
Published: May 2016

Isopropenylacetylene (I) is metallated to give the bislithio compound (III) which reacts with various electrophiles such as (IV) to form the enyne derivatives (V).
ChemInform Abstract: Ionic and Electronic Conductivity Measurements on Polycrystalline Calcium Conducting β′′‐Alumina.
Authors: SEMKOW K. W. , SAMMELLS A. F.
Published: May 2016

Ionic conductivity measurements, performed by complex impedance techniques, indicate a change in the predominant conduction mechanism at ∼ 450 °C. Activation energies are determined to be 13.1 kcal/mol at 340‐450 °C and 9.1 kcal/mol at higher temperatures.
ChemInform Abstract: Rechargeable Copper Vanadate Cathodes for Lithium Cell.
Authors: SAKURAI Y. , OHTSUKA H. , YAMAKI J.
Published: May 2016

The cathode characteristics of CuV2O6, α‐Cu2V2O7, β‐Cu2V2O7, and Cu5V2O10 are studied in coin‐type lithium cells with organic electrolytes.
ChemInform Abstract: The Electrochemistry of Iridium Oxide Films in Some Nonaqueous Solvents.
Authors: PICKUP P. G. , BIRSS V. I.
Published: May 2016

Iridium oxide films grown in neutral aqueous LiClO4 solutions exhibit very good charge capacities and oxidation/reduction kinetics in Li+‐containing MeCN or propylene carbonate (PC) electrolytes.
ChemInform Abstract: Intercalation of Cationic, Anionic, and Molecular Species Organic Hosts. Preparation and Crystal Structure of (NH4)6(calix(4)arenesulfonate) (MeOSO3)·(H2O)2 (I).
Authors: BOTT S. G. , COLEMAN A. W. , ATWOOD J. L.
Published: May 2016

To obtain (I) calix(4)arene containing some MeOH is heated in conc.
ChemInform Abstract: Photoreactions of 2‐Amino‐2‐phenylindan‐1,3‐dione Derivatives.
Authors: TIMTCHEVA I. , NIKOLOV P. , ZECHNER J. , GETOFF N. , MINCHEV ST.
Published: May 2016

Under steady state irradiation as well as in the flash photolysis of (Ia) the two final products (II) and (III) are formed simultaneously (Norrish type I mechanism for the two isomerization processes).