bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Ring Transformations of Phosphorus‐Containing Heterocycles. Part 3. Reactivity of Phospholene Dichlorocarbene Adducts: Ring Expansion Effected by Mercury Acetate.
Authors: KEGLEVICH G. , PETNEHAZY I. , TOEKE L. + , JANKE F. , SZOELLOESY A. + , MIKLOS P. , TOTH G.
Published: May 2016

Treatment of the 3‐phosphabicyclo(3.1.0)hexane 3‐oxides (Ia) and (Ib) with mercury acetate (II) in acetic acid causes cleavage of the cyclopropane ring, forming the diastereo‐ and regioisomeric phosphorin 1‐oxides (III) and (IV).
ChemInform Abstract: Synthesis of Mixed Oligomeric Heteroarylenes Containing Furan, Thiophene, and Selenophene Rings. Their UV Spectra and Oxidation Potentials.
Authors: ZIMMER H. , SHABANA R. , GALAL A. , MARK H. B. JUN. , GRONOWITZ S. , HOERNFELDT A.‐B. +
Published: May 2016

Nickel‐catalyzed cross‐coupling reaction of the thienyl Grignard reagents (III) with the bromo heterocycles (IV) and (VI) leads to the formation of the mixed dimeric and trimeric heteroarylenes (V) and (VII).
ChemInform Abstract: Synthesis and Characterization of Deep‐Coloured Squarylium Dyes for Laser Optical Recording Media.
Authors: KURAMOTO N. , NATSUKAWA K. , ASAO K.
Published: May 2016

The benzazolium salts (I) react with squaric acid (II) in butanol (III)/benzene to give the squarylium diolates (IV), together with the related dyes (V).
ChemInform Abstract: Complexes of the Pyridine‐Based, Tridentate, Sulfur‐Containing Ligands 2,6‐Bis(ethylthiomethyl)pyridine, 2,6‐Bis(methoxycarbonylethylthiomethyl)pyridine, and 2,6‐Bis(benzylthiomethyl)pyridine. Crystal Structure of (2,6‐Bis(ethylthiomethyl)pyridine)dichlorocadmium(II) Hydrate.
Authors: TEIXIDOR F. , ESCRICHE L. , RODRIGUEZ I. , CASABO J. , RIUS J. , MOLINS E. , MARTINEZ B. , MIRAVITLLES C.
Published: May 2016

The new ligands (IIIa) and (IIIb) form complexes (V) or (VI) with metal halides in alcohols.
ChemInform Abstract: Synthesis of Novel Substituted Cyclopentadienes and Their Early Transition‐Metal Complexes.
Authors: CLARK T. J. , NILE T. A. , MCPHAIL D. , MCPHAIL A. T.
Published: May 2016

1,3‐Cyclopentadienes with substituents containing potential chelating donor atoms, e.g. (XI), should provide organometallic compounds with interesting properties.
ChemInform Abstract: Syntheses and Structures of Novel Vanadium(II) Complexes.
Authors: HOLT D. G. L. , LARKWORTHY L. F. , POVEY D. C. , SMITH G. W. , LEIGH G. J.
Published: May 2016

Vanadium metal is a convenient source for V(II) compounds.
ChemInform Abstract: Reactions of Complex Ligands. Part 35. Aminocarbene Annulation of Alkynes: A Regio‐ and Diastereoselective Route to Indanone Complexes.
Authors: DOETZ K. H. + , ERBEN H.‐G. , HARMS K.
Published: May 2016

Reaction of the methylenechromium derivative (I) with 1‐octyne (II) yields selectively the indanonechromium complex (III).
ChemInform Abstract: Reactions of Allylic Compounds with Photo‐Activated Molybdenum Hydride.
Authors: ITO T. , MATSUBARA T. , HAMAMOTO K. , YAMASHITA Y. , KURISHIMA S.
Published: May 2016

In the photochemical reaction of (I) with allylic esters and carbonates (II) (mechanism proposed) the yield of propene increases significantly with bulky R, while that of H2, generated as well, remains unchanged, suggesting the possible catalytic hydrogenation of (II).
ChemInform Abstract: New Technetium Complexes with Metal‐Nitrogen Bonds.
Authors: ARCHER C. M. , DILWORTH J. R. , KELLY J. D. , MCPARTLIN M.
Published: May 2016

The optimal nuclear characteristics of Tc make it an ideal radionuclide for diagnostic medicinal imaging.
ChemInform Abstract: Binuclear Copper(I) Complexes Containing Two or Three 2‐(Diphenylphosphine)pyridine (dppy) Bridging Ligands: X‐Ray Crystal Structure of (Cu2(μ‐dppy)3(MeCN))(BF4)2 and Variable‐Temperature 1H and 31P‐(1H) NMR Studies.
Authors: LASTRA E. , GAMASA M. P. , GIMENO J. , LANFRANCHI M. , TIRIPICCHIO A.
Published: May 2016

Depending on the conditions, the reaction of (I) with (II) gives different products, which can be interconverted.
ChemInform Abstract: Violet to Cyan Azo Dyes Derived from 4‐Amino‐3‐nitrobenzaldehyde as Diazo Component.
Authors: BELLO K. A. , GRIFFITHS J.
Published: May 2016

Reaction of diazotized 4‐amino‐3‐nitrobenzaldehyde with the aryl amines (III) produces the azo dyes (IV) which are coupled with the active methylene compounds (V), yielding the dyes (VI).
ChemInform Abstract: Total Synthesis of (.+‐.)‐Cortisone. Double‐Hydroxylation Reaction for Corticoid Synthesis.
Authors: HORIGUCHI Y. , NAKAMURA E. , KUWAJIMA I.
Published: May 2016

Using Stork's strategy for the construction of the AB‐ring system (i.e.
ChemInform Abstract: Synthesis and Characterization of 2,3‐Methanopyroglutamic Acid.
Authors: MAPELLI C. , ELROD L. F. , HOLT E. M. , STAMMER C. H.
Published: May 2016

Peptide bond stabilization is envisaged by the incorporation of conformationally constrained 2,3‐methanoamino acids (cyclopropane amino acids) into bioactive peptides and therefore the new title amino acid (IV) is prepared.
ChemInform Abstract: Highly Stereodivergent Generation of the Z‐ and E‐Enolates of a β‐Amino Ester via Conjugate Addition to Methyl Crotonate by Using Lithium N‐Benzyltrimethylsilylamide as a Nitrogen Nucleophile, and Application to Stereoselective Aldol Reactions.
Authors: UYEHARA T. , ASAO N. , YAMAMOTO Y.
Published: May 2016

The crotonate (I) reacts with the lithium amide (II) to give stereoselectively the lithium enolate (III) which is treated with the chlorosilane (IV), affording the silyl compound (V).
ChemInform Abstract: Chemistry of Opium Alkaloids. Part 28. Preparation of 6‐Demethoxy‐N‐formyl‐N‐northebaine and Its Diels‐Alder Reactions with Methyl Vinyl Ketone and Nitroethene; Novel 8‐Nitro‐Substituted 6α,14α‐Ethenoisomorphinans and 6β,14β‐Ethenomorphinans.
Authors: LINDERS J. T. M. , BRIEL P. , FOG E. , LIE T. S. , MAAT L.
Published: May 2016

Diels‐Alder reaction of the title compound (IV) with methyl vinyl ketone (V) using microwave heating yields the expected ethenoisomorphinan (VI), while on Diels‐Alder reaction with nitroethene (VII) the novel 6α,14α‐ethenoisomorphinan (VIII) and 6β,14β‐ethenomorphinan (IX) are formed as main products.
ChemInform Abstract: Synthesis of (.+‐.)‐Mesembranol by Radical Cyclization of α,α‐Dichloroacetamides.
Authors: ISHIBASHI H. , SO T. S. , SATO T. , KURODA K. , IKEDA M.
Published: May 2016

(±)‐Mesembranol (IV) is synthesized from the cyclohexene (I).
ChemInform Abstract: Michael Addition Reactions of α,β‐Ene‐3′‐phenylselenone of Uridine. New Synthesis of 2′,3′‐Dideoxy‐ribo‐aziridino‐, 2′,3′‐Dideoxy‐2′,3′‐ribo‐cyclopropyl‐ and 2,2′‐O‐Anhydro‐3′‐deoxy‐3′‐amino Uridine Derivatives.
Authors: WU J.‐C. , CHATTOPADHYAYA J.
Published: May 2016

A high‐yielding synthesis of the phenylselenone (IV) is described starting from (I).
ChemInform Abstract: Interstrand DNA Cross‐Linking with Dimers of the Spirocyclopropyl Alkylating Moiety of CC‐1065.
Authors: MITCHELL M. A. , JOHNSON P. D. , WILLIAMS M. G. , ARISTOFF P. A.
Published: May 2016

CC‐1065 (IV), a highly cytotoxic antitumor antibiotic, binds to double‐stranded B‐DNA by reaction of its cyclopropyl ring.
ChemInform Abstract: Characterization of Residual Acceptors in Semi‐Insulating and VPE GaAs by Selective Pair Luminescence (SPL) and Photoluminescence (PL) Methods.
Authors: CAVINS J. R. , YEO Y. K. , HENGEHOLD R. L.
Published: May 2016

The results of detailed PL and SPL measurements as a function of pump laser energy, excitation laser intensity, and sample temp. on various less‐than‐perfect, semi‐insulating GaAs substrates, as well as good quality VPE (vapor‐phase epitaxial) layers of GaAs show that in lesser quality substrates, the SPL technique is significantly superior to the PL method in identifying acceptor impurities.
ChemInform Abstract: The CrVO4‐MoO3 System.
Authors: WALCZAK J. , FILIPEK E.
Published: May 2016

In the course of studies of the phase equilibria in the title system up to 1000 °C using DTA and XRD the compound CrVMoO7 is confirmed to exist in this system.
ChemInform Abstract: An Improved Li/LixCoO2 Rechargeable Cell
Authors: PLICHTA E. , SLANE S. , UCHIYAMA M. , SALOMON M. , CHUA D. , EBNER W. B. , LIN H. W.
Published: May 2016

is obtained by the use of esters and alkyl carbonate‐based mixed solvents and by physical modifications of the cathode structure.
ChemInform Abstract: Effects of pH of an Na2MoO4‐H3PO4 Type Aqueous Solution on the Formation of Chemical Conversion Coatings on Steels.
Authors: KUROSAWA K. , FUKUSHIMA T.
Published: May 2016

In the pH range 1‐6 closely adherent, uniform conversion coatings are formed on the surfaces of steels after immersion in 0.1 M Na2MoO4/H3PO4 aqueous solution, whereas in a solution of H3PO4 alone poorly adherent films are produced.
ChemInform Abstract: Compound Formation Between Zirconium Nitrate and N2O4. Synthesis and Properties.
Authors: NATSINA A. A. , UKRAINTSEVA E. A. , YAKOVLEV I. I. , LOGVINENKO V. A.
Published: May 2016

The novel, crystalline title compound (III) is prepared, and characterized by its IR data.
ChemInform Abstract: Zinc Heteropolymolybdates.
Authors: KRIVOBOK V. I. , MOROZ YA. A. , SHUBIN A. A. , ZAYATS M. N.
Published: May 2016

The hitherto unknown compounds (III) and (V) are prepared by ion exchange in aqueous solutions starting from the known ammonium compound (I) and the corresponding nitrates (II) or (IV), respectively.
ChemInform Abstract: Photophysical Properties of CpRe(CO)2L Complexes. Distinct Orbital Emissions from Nonequilibrated Excited States in Room Temperature Solution.
Authors: GLEZEN M. M. , LEES A. J.
Published: May 2016

Luminescence spectra obtained from the title complexes (L: pyridine, 4‐phenylpyridine, piperidine) in deoxygenated room temp. solutions display three distinct maxima in the visible region.
ChemInform Abstract: A Fundamental Structural Study of Inclusion Chemistry: The Mutual Effects of Host and Guest in the Transition‐Metal Complexes of Superstructured Cyclidene Macrobicycles.
Authors: ALCOCK N. W. , LIN W.‐K. , CAIRNS C. , PIKE G. A. , BUSCH D. H.
Published: May 2016

Detailed structural analysis is reported on the cavities of lacunar cyclidene complexes of the type (I) and (II) having polymethylidene chains as bridging groups.
ChemInform Abstract: Amide‐Armed Azamacrocycles as a New Series of Synthetic Carriers for Alkali and Alkaline Earth Metal Cations.
Authors: TSUKUBE H. , ADACHI H. , MOROSAWA S.
Published: May 2016

Cation transport profiles of the azamacrocycles (I)‐(V) for Li, Na, K, Cs, Mg, Ca and Ba are listed in a table.
ChemInform Abstract: Solution Homolytic Bond Dissociation Energies of Organotransition‐Metal Hydrides.
Authors: TILSET M. , PARKER V. D.
Published: May 2016

The homolytic bond dissociation energies (BDE) of the mononuclear metal carbonyl hydrides (I)‐(VI) are estimated in MeCN solution by use of a thermochemical cycle that requires knowledge of the metal hydride pKa and the oxidation potential of its conjugate base (anion) (BDE: 50‐67 kcal/mol).
ChemInform Abstract: Methoxy‐Substituted Acenazulenes: Chemical and Electrochemical Reduction in Aprotic Solvents ‐ Characterization of Radical Anions, σ‐Bridged Dianions, and Cyclic Conjugated Dianions.
Authors: SALBECK J. , DAUB J.
Published: May 2016

Cyclovoltammetric studies show that the formation of the radical anion (II) is followed by dimerization to give (III) and by further reduction to the dianion.
ChemInform Abstract: Cluster Chemistry. Catalytic Behavior of (H2Ru4(CO)12)2‐ in Reduction of Benzaldehyde and Nitrobenzene.
Authors: WADA F. , SHIMUTA M. , MATSUDA T.
Published: May 2016

The hydrido clusters used such as (HRu3(CO)11)‐, (H2Ru4(CO)12)2‐, and (H3Ru4(CO)12)‐ are interconvertible, depending upon the ratio of CO/H2 under pressure of 10‐30 kg/cm2, the type of base used, and moreover, the substrates.
ChemInform Abstract: (S)‐5‐Nitro‐2‐pentanol (II) by Reduction with Baker′s Yeast
Authors: HAFNER T. , REISSIG H.‐U.
Published: May 2016

(from Et‐CO‐(CH2)3‐NO2 the nitro alcohol is only obtained in 16% yield at 35% conversion with e.e.
ChemInform Abstract: Selective Formation of Linear and Angular Triquinane Carbon Skeleta by Directed Intramolecular Photocycloaddition of 5‐Phenylpent‐1‐ene.
Authors: COSSTICK K. , GILBERT A.
Published: May 2016

As expected the cyclopropane ring formation within the intramolecular photocycloaddition of (I) and (VI) is controlled by the position of the chlorine substituent.
ChemInform Abstract: Synthesis and Thermal Ring‐Cleavage Fragmentation of 2‐Azido‐1‐methylindole and 2‐Azidobenzo(b)furan.
Authors: FORESTI E. , SPAGNOLO P. , ZANIRATO P.
Published: May 2016

Mild thermal fragmentation of the methylindole (II) gives the dicyanide (I); in the presence of methyl acrylate (III) the products (IV) and (V) are obtained.
ChemInform Abstract: Intramolecular Ene Reactions. Part 7. Asymmetric Induction of Intramolecular Ene Reactions of Chiral 1,7‐Dienes: A Diastereo‐ and Enantioselective Synthesis of Substituted Cyclohexanes.
Authors: TIETZE L. F. , BEIFUSS U. , RUTHER M.
Published: May 2016

The chiral 1,7‐dienes (III), prepared by aldol condensation of the activated methylene compounds (I) with (R)‐citronellal (II), are subjected to thermal cyclization, yielding a mixture of the diastereomeric trisubstituted cyclohexanes (IV) and (V).
ChemInform Abstract: The Study of Intramolecular Free Radical Cyclization of α‐Sulfenyl Radical.
Authors: TSAI Y.‐M. , CHANG F.‐C. , HUANG J. , SHIU C.‐L.
Published: May 2016

The 1‐chloro‐5‐pentenyl phenyl sulfides (II) undergo radical‐induced ring closure, forming the phenylsulfenylcyclopentanes (III), together with the dechlorinated starting materials (I).
ChemInform Abstract: Pericyclic Reactions of Cyclopropylcarbene‐Chromium Complexes.
Authors: HERNDON J. W. , MCMULLEN L. A.
Published: May 2016

A variety of vinyl‐ and phenylcycloproylcarbene chromium complexes such as (I) are synthesized.
ChemInform Abstract: Homogeneous Sonochemistry in Radical Chain Reactions. Sonochemical Hydrostannation and Tin Hydride Reduction.
Authors: NAKAMURA E. , MACHII D. , INUBUSHI T.
Published: May 2016

The first synthetic applications are given for the concept of controlled initiation of radical chain reactions by homogeneous sonochemistry: radicals generated in the short‐lived "hot‐spots" undergo chain reactions in the bulk medium in such a way that the low concentration of the initial radical species may be compensated by the length of the chain.
ChemInform Abstract: Palladium‐Catalyzed Selective Hydrogenolysis of Alkenyloxiranes with Formic Acid. Stereoselectivity and Synthetic Utility.
Authors: OSHIMA M. , YAMAZAKI H. , SHIMIZU I. , NISAR M. , TSUJI J.
Published: May 2016

Selective hydrogenolysis of alkenyloxiranes is achieved using formic acid in the presence of a palladium‐phosphine catalyst.
ChemInform Abstract: Bromination of α‐Substituted Alkylbenzenes: Synthesis of (p‐Bromophenyl)acetylene.
Authors: DAKKA J. , SASSON Y.
Published: May 2016

Benzyl bromide (I) is treated with elemental bromine under the catalysis of quaternary ammonium salts such as Aliquat 336 to give exclusively the ring‐brominated products (II) and (III).
ChemInform Abstract: Regioselective Alkylation of Dianions of Cyclic 1,3‐Diketones via Their Monodimethylhydrazones. Synthesis of C‐4‐Substituted Cyclic 1,3‐Diketones.
Authors: DEMIR A. S. , ENDERS D.
Published: May 2016

The cycloalkanediones (I) react with 1,1‐dimethylhydrazine (II) to give the monohydrazones (III) which are alkylated after metalation, forming the substitution products (V).
ChemInform Abstract: Insertion of Nitriles into the Nitrogen‐Chlorine Bond. Synthesis of Polyfluoro‐ and (Perfluoroalkyl)tetrazanes.
Authors: SARWAR G. , KIRCHMEIER R. L. , SHREEVE J. M.
Published: May 2016

In contrast to (VII), the product (III) adds ClF to give (IV) without concomitant fluorination.
ChemInform Abstract: Regioselective 1,4‐Functionalization of 1,3‐Dienes via (η3‐1‐Acetonylallylic)Fe(CO)2NO.
Authors: ITOH K. , NAKANISHI S. , OTSUJI Y.
Published: May 2016

Reaction of the 1,3‐dienes (I) with the tricarbonyliron nitrosylferrate (II) and methyl iodide (III) and subsequent coupling with the sodium salts (IV) of 1,3‐dicarbonyl compounds yields the unsaturated tricarbonyl derivatives (V).
ChemInform Abstract: Chloro(trifluoromethyl)sulfine, CF3ClC=SO: Syntheses and Typical Reactions.
Authors: FRITZ H. , SUNDERMEYER W.
Published: May 2016

The E isomer (III) cannot be isolated in a pure state since it rearranges within a few hours to the more stable Z isomer (V).
ChemInform Abstract: Inside‐Outside Stereoisomerism. Part 4. An Unusual Rearrangement of the trans‐Bicyclo(5.3.1)undecan‐11‐yl Radical.
Authors: WINKLER J. D. , SRIDAR V. , RUBO L. , HEY J. P. , HADDAD N.
Published: May 2016

The trans‐bicycloundecanol (II), obtained by selective reduction of (I), is converted to the xanthate (V) which is treated with tri(n‐butyl)tin hydride to yield a mixture of the isomeric cis‐ (VI) and trans‐bicycloundecanes (VII).
ChemInform Abstract: Synthesis of Hexacyclo(5.4.0.02,6.03,10.05,9.08,11)undecane‐8‐carboxylic Acid (Homopentaprismane‐8‐carboxylic Acid).
Authors: MARCHAND A. P. , DESHPANDE M. N.
Published: May 2016

The carboxylic acid (X) mentioned in the title is prepared from the acetal (I) in an overall yield of 23% by the nine‐step sequence shown in the reaction scheme.
ChemInform Abstract: Synthesis of 1‐Alkynylbicyclo(1.1.1)pentanes.
Authors: BUNZ J. , SZEIMIES G.
Published: May 2016

(1.1.1)Propellane (I) undergoes photo‐induced radicalic bridgehead substitution, forming the dichloroethyl(oligo)bicyclo(1.1.1)pentanes (III), (IV), and (Va).
ChemInform Abstract: Synthesis of Chiral 1,2‐Diamines.
Authors: BRUNI E. , CARDILLO G. , ORENA M. , SANDRI S. , TOMASINI C.
Published: May 2016

Starting with (S)‐1‐phenylethylamine (I), the chiral 1,2‐diamines (XIIa) and (XIIb) are synthesized as outlined in the reaction scheme.
ChemInform Abstract: N‐(β‐Hydroxyalkyl)diazene N′‐Oxides and Some of Their Reactions.
Authors: LUK'YANOV O. A. , SALAMONOV YU. B. , ZHEREBYAT'EV S. I. , STRELENKO YU. A.
Published: May 2016

The nitroso compounds (I) are coupled with the hydroxylamine (II) or the dichloroamines (V) to give the azoxy compounds (III) and (IV) or (VI).
ChemInform Abstract: Synthesis, Crystal, and Molecular Structure of 3‐((N‐Benzyl)diaminomethylene)pentane‐2,4‐dione. A New Chelating Ligand.
Authors: DOROKHOV V. A. , GARDEEV M. F. , BOCHKAREVA M. N. , KURELLA M. G. , VORONTSOVA L. G. , L'VOV S. V. , CHIZHOV O. S.
Published: May 2016

Ni‐catalyzed reaction of acetylacetone (I) with benzoylcyanamide (II) gives the adduct (III).
ChemInform Abstract: 1,4‐Pentadien‐3‐ones. Part 30. Synthesis and Properties of Some 3,3′,4,4′,5,5′‐Hexaaryl‐1,1′‐bicyclohexadienylidene‐4,4′‐dicarbonitriles.
Authors: KUEHN R. + , OTTO H.‐H.
Published: May 2016

The ketones (I) are converted to the thiones (II) which are reductively transformed into the bicyclohexadienylidenes (III).
ChemInform Abstract: Synthesis of 2′,6′‐Dihydroxychalcones by Using Tetrahydropyran‐2‐yl and Trialkylsilyl Protective Groups. The Crystal Structure Determination of 2′,6′‐Dihydroxy‐2,4,6‐trimethoxychalcone.
Authors: MILES C. O. , MAIN L. , NICHOLSON B. K.
Published: May 2016

Two improved general routes to the title compounds are developed.
ChemInform Abstract: The Chemistry of Vicinal Tricarbonyls: Use of Vinyl Tricarbonyl Esters in the Formation of 3‐Hydroxypyrrole‐2‐carboxylates.
Authors: WASSERMAN H. H. , COOK J. D. , FUKUYAMA J. M. , ROTELLO V. M.
Published: May 2016

The vinyl diketo carboxylic acid ester (I) reacts with the amines (II) to form the 3‐hydroxypyrrole‐2‐carboxylates (V), together with small amounts of the 3‐aminopyrroles (VI) via the intermediates (III) and (IV).
ChemInform Abstract: Electrochemical Behavior of Thiadiazole Derivatives. Electroreduction of 2‐Benzoylamino‐5‐(cyanoarylhydrazonomethyl)‐1,3,4‐thiadiazoles
Authors: FAHMY H. M. , ABDEL AZZEM M. , ABDUL WAHAB M. , ABDEL FATTAH N. , ABOUTABL M. A.
Published: May 2016

((III), prepared from model compound (I) and an "appropriate aromatic diazonium salt" (II) (no yields given); cyclic voltammetry at pH 4.75 and 10.30‐11.65; mercury pool electrolysis of (IIIa) at ‐1.6 V vs.
ChemInform Abstract: Halocyclizations: The Cyclization of Heterocyclic Olefinic Amides and Ureas.
Authors: BALKO T. W. , BRINKMEYER R. S. , TERANDO N. H.
Published: May 2016

The γ,δ‐unsaturated amides (I) are treated with N‐bromosuccinimide in tetrachloromethane to perform halocyclization reactions: the N‐aryl derivatives (Ia) produce the γ‐lactones (IIa) after work‐up, the hetaryl analogues (Ib) form the γ‐lactams (IIIb), whereas the bromothiazolyl representative (Ic) gives the δ‐lactam (IV).
ChemInform Abstract: 1,4‐Dihydroisoquinolines and 1H‐Benzo(de)isoquinolines from 2‐Azaallenium Salts.
Authors: WEIDNER R. , MAAS G. , WUERTHWEIN E.‐U. +
Published: May 2016

Azaallenium salts of type (I) react rapidly on heating to give the hitherto unknown salts (II).
ChemInform Abstract: Concerning the Synthesis and the Dimroth Rearrangement of 4‐(Dialkylamino)‐2H‐1,3,5‐oxadiazine‐2‐thiones.
Authors: SPITZNER R. , ANDERSCH J. , SCHROTH W.
Published: May 2016

The title compounds, e.g. (IV), are sensitive toward acid and undergo Dimroth rearrangement to give thiadiazine derivatives such as (V).
ChemInform Abstract: Synthesis of Multifunctional Hydroxymethylcyclohexanes and Their Conversion into 3‐Oxa‐ and 3‐Azabicyclo(3.3.1)nonane Derivatives.
Authors: MAKAREVIC J. , SKARIC V.
Published: May 2016

A variety of 3‐oxa‐ and 3‐azabicyclo(3.3.1)nonanes such as (V) or (VII)‐(X) are prepared via cyclization of the corresponding multifunctional hydroxymethylcyclohexanes, as shown for (V) and (VII).
ChemInform Abstract: A New Crown Ether with Indoxyl Groups.
Authors: POPOVA V. A. , PODGORNAYA I. V.
Published: May 2016

The diaminodibenzo crown ether (I) is coupled with chloroacetic anhydride (II) to give the bis(chloroacetylamino) derivative (III) or the bis(carboxymethylamino) compound (IV) depending on the reaction conditions.
ChemInform Abstract: Organolithic Macromolecular Materials Derived from Vinyl‐Functionalized Spherosilicates: Novel Potentially Microporous Solids.
Authors: AGASKAR P. A.
Published: May 2016

Organolithic macromolecular materials are substances containing both silicate and organic components, with a definite chemical relationship between the two.
ChemInform Abstract: Preparation of 3‐Methoxy‐1‐trimethylsilyl‐1,3‐dienes Using a One‐Pot Wittig‐Horner Reaction.
Authors: IRONSIDE M. D. , MURRAY A. W.
Published: May 2016

Chlorodiphenylphosphine (I) reacts with the dimethyl acetals (II) to give the phosphine oxides (III) which are silylated via their allylic carbanions, forming the compounds (V).
ChemInform Abstract: The Synthesis of E‐1,2‐Disilylethenes from a Triorganosilylethene with the Aid of Ru3(CO)12 and a Hydrosilane.
Authors: SEKI Y. , TAKESHITA K. , KAWAMOTO K.
Published: May 2016

Trimethylsilylethene (I) reacts with triethylsilane (II) in the presence of a ruthenium carbonyl catalyst to give a mixture of E‐1,2‐bis(trimethylsilyl)ethene (III) and E‐1‐triethylsilyl‐2‐trimethylsilylethene (IV).
ChemInform Abstract: Rhodium‐Catalyzed Oxidation of a Water‐Soluble Phosphine.
Authors: LARPENT C. , DABARD R. , PATIN H.
Published: May 2016

The triphenylphosphine meta‐trisulfonate (I) is treated with the rhodium chlorides (II) to generate the rhodium(I) triphosphine complex (III).
ChemInform Abstract: Reaction of Allyltriphenylphosphonium Iodide with Amines.
Authors: NESMEYANOV N. A. , MIKUL'SHINA V. V. , KHARITONOV V. G. , PETROVSKII P. V. , REUTOV O. A.
Published: May 2016

Allyltriphenylphosphonium iodide (I) is rearranged in the presence of triethylamine to give the isomeric propenyl derivative (II).
ChemInform Abstract: Diastereofacial Selectivity in 1,3‐Dipolar Cycloaddition to Methylphenylvinylphosphine Oxide.
Authors: BRANDI A. , CANNAVO P. , PIETRUSIEWICZ K. M. , ZABLOCKA M. , WIECZOREK M.
Published: May 2016

1,3‐Dipolar cycloaddition of the racemic vinylphosphine (I) with the in situ generated nitrile oxides (II) produces a mixture of the diastereomers (III) and (IV) of a single oxazoline regioisomer.
ChemInform Abstract: Novel Route to Selenoketones from Ketones by the Use of Bis(dimethylaluminum) Selenide.
Authors: SEGI M. , KOYAMA T. , NAKAJIMA T. , SUGA S. , MURAI S. , SONODA N.
Published: May 2016

Bis(trimethylsilyl) selenide (I) is treated with two equivalents of dimethylaluminum chloride (II) to form bis(dimethylaluminum) selenide (III) which is an effective agent for the selenation of ketones, e.g. (V), (XI), or (XIV), to give the corresponding selones.
ChemInform Abstract: Organotelluriums. Part 17. 1,4‐Addition of Diisobutylaluminum Benzenetellurolate to α,β‐Unsaturated Carbonyl Compounds and Aldol Reaction of Resulting Aluminum Enolates.
Authors: SASAKI K. , ASO Y. , OTSUBO T. , OGURA F.
Published: May 2016

The aluminum benzenetellurolate (III) mentioned in the title undergoes conjugate addition to the α,β‐unsaturated ketones and esters (IV), yielding the β‐phenyltelluro aluminum enolates (V) which are hydrolyzed, forming the β‐phenyltelluro carbonyl compounds (VI).
ChemInform Abstract: Structure and Reactivity of Lithium Diisopropylamide (LDA). The Consequences of Aggregation and Solvation During the Metalation of an N,N‐Dimethylhydrazone.
Authors: GALIANO‐ROTH A. S. , COLLUM D. B.
Published: May 2016

6Li and 15N NMR spectroscopic studies are consistent with the assignment of LDA as the disolvated dimer (I).
ChemInform Abstract: The Effect of Substituents on the Structure and Reactivity of Organogermanium Anions.
Authors: PIGAREV S. D. , BRAVO‐ZHIVOTOVSKII D. A. , KALIKHMAN I. D. , VYAZANKIN N. S. , VORONKOV M. G.
Published: May 2016

The trialkylsilyl‐ and trialkylgermyllithiums (I) are coupled with the chlorogermanium hydride (II) to yield the hydrides (III).
ChemInform Abstract: Triorganoantimony and Triorganobismuth Derivatives of Carbonic Acids of Five‐Membered Heterocycles. Crystal and Molecular Structure of (C6H5)3Sb(O2C‐2 C4H3S)2.
Authors: DOMAGALA M. , HUBER F. , PREUT H.
Published: May 2016

37 Title complexes such as (IV), (VI) and (IX) are prepared by the general methods outlined in the scheme.
ChemInform Abstract: Preparation and Characterization of Some Nickel(II) Tetraaza Macrocyclic Complexes Bearing Pendant Polymerizable Groups as Part of the Ligand Superstructure.
Authors: CAMERON J. H. , GRAHAM S.
Published: May 2016

The syntheses of some new title complexes (III), (IV) and (VII) of the "lacunar" type are reported, where the ligand has, as part of its superstructure, 4‐vinylphenyl or allyl groups capable of undergoing polymerization reactions with selective comonomers, such as styrene or methyl methacrylate.
ChemInform Abstract: Metalloporphyrin π‐Cation Radicals: Intrinsically Ruffled or Planar Core Conformations? Molecular Structure of (Mesitylporphinato)copper(II) Hexachloroantimonate.
Authors: SONG H. , REED C. A. , SCHEIDT W. R.
Published: May 2016

The title complex with singly oxidized (π‐cation) ligand is prepared by oxidation of (I) with tris(4‐bromophenyl)aminium hexachloroantimonate.
ChemInform Abstract: Gold‐Containing Derivatives of Cyclopropanecarboxylic Acid Amides.
Authors: PEREVALOVA E. G. , BOLESOV I. G. , KALYUZHNAYA Y. S. , VOYEVODSKAYA T. I. , KUZMINA L. G. , KORSUNSKY V. I. , GRANDBERG K. I.
Published: May 2016

The cyclopropanecarboxanilide (III) is obtained by heating 4‐nitroaniline (I) and cyclopropanecarboxylic chloride (II) in the presence of dimethylaniline.
ChemInform Abstract: Synthesis and Structure of the Ruthenium Carbonyl “Boride” Cluster HRu6(CO)17B.
Authors: HONG F.‐E. , COFFY T. J. , MCCARTHY D. A. , SHORE S. G.
Published: May 2016

The title cluster (III) (space group P21/n, Z=4) is obtained according to the scheme and characterized by X‐ray structure analysis and spectral (IR, MS, 1H, 13C, 11B NMR) data.
ChemInform Abstract: Chemistry of the Podocarpaceae. Part 75. The Conversion of 2‐Oxomanoyl Oxide into 2‐Oxo‐γ‐bicyclohomofarnesal.
Authors: CAMBIE R. C. , CODDINGTON J. M. , RUTLEDGE P. S. , TAYLOR C. M. , WOODGATE P. D.
Published: May 2016

The acetoxy acid (II) is prepared from 2‐oxomanoyl oxide (I), a constituent of Lagarostrobos colensoi de Laub., by an improved route in 75% overall yield (previous overall yield: 14%).
ChemInform Abstract: Preparation of 4α,8β‐Dimethyl‐4β‐methoxycarbonyl‐17A‐oxa‐D‐homo‐androstan‐17‐o# ne, Intermediate of Interest in the Synthesis of 8β‐Methyl‐testolactone.
Authors: BERMEJO GONZALEZ F. , BORDELL MARTIN M. , FERNANDEZ MATEOS A. , RUBIO GONZALEZ R.
Published: May 2016

8β‐Methyl‐androstanes may be used for the preparation of therapeutic agents for the treatment of cancer.
ChemInform Abstract: Synthesis of Statine and Its Analogues.
Authors: YANAGISAWA H. , KANAZAKI T. , NISHI T.
Published: May 2016

The epoxy sugar (I) is cleaved with the Grignard compounds (II) and then converted into the azides (VIII).
ChemInform Abstract: Highly Selective Synthesis of Aldonolactones from Protected Alditols by Ruthenium Complex‐Catalyzed Dehydrogenation. A Method of Converting Aldopentoses to Their Stereoisomers.
Authors: SABURI M. , ISHII Y. , KAJI N. , AOI T. , SASAKI I. , YOSHIKAWA S. , UCHIDA Y.
Published: May 2016

The protected alditoses (I) or the ribose (V) are reductively cleaved to yield the alditols (II) or the ribitol (VI).
ChemInform Abstract: Synthesis of (+)‐Pilocarpine Analogs with a 2‐Oxazolidone Structure.
Authors: GONZALEZ F. B. , BAZ J. P. , ESPINA M. I. R.
Published: May 2016

The L‐histidine derivative (I) is converted to the 2‐amino‐3‐((methylimidazolyl)methyl)propanol (VII) by conventional methods.
ChemInform Abstract: Glycosylations of Ambident Anions of 2(1H)‐ and 4(1H)‐Pyridone and Stereoselective Synthesis of 2(1H)‐Pyrimidinone N‐(2′‐Deoxy‐α‐D‐ribofuranoside).
Authors: SEELA F. , BINDIG U.
Published: May 2016

Glycosylation of the furanosyl chloride (I) with the ambident anions derived from the pyridones (II) or (V) and the pyrimidone (VIII) leads to mixtures of the O‐glycosides (III), (VI) or (IX) and the N‐glycosides (IV), (VII) or (X).
ChemInform Abstract: Total Synthesis of Sophorapterocarpan A, Maackiain, and Anhydropisatin: Application of a 1,3‐Michael‐Claisen Annulation to Aromatic Synthesis.
Authors: OZAKI Y. , MOCHIDA K. , KIM S.‐W.
Published: May 2016

The precursor (VIIIa) of maackiain (IX) (no yield given) as well as anhydropisatin (VIIIb) and sophorapterocarpan A (XIII) are synthesized via condensation of the intermediates (IV) with the ketones (V) and (X), respectively.
ChemInform Abstract: 5‐(Z)‐Oct‐2‐enyltetrahydrofuran‐2‐one as a Key Intermediate in the Synthesis of Leukotriene B4.
Authors: DORMAN G. , ROBERTS S. M. , WAKEFIELD B. J. , WINDERS J. A.
Published: May 2016

The title compound (I) is used for the preparation of the known LTB4 intermediate (VIII).
ChemInform Abstract: Total Synthesis and Evaluation of (.+‐.)‐N‐(tert.‐Butyloxycarbonyl)‐CBI, (.+‐.)‐CBI‐CDPI1, and (.+‐.)‐CBI‐CDPI2: CC‐1065 Functional Agents Incorporating the Equivalent 1,2,9,9a‐Tetrahydrocycloprop(1,2‐c)benz(1,2‐e)indol‐4‐one (CBI) Left‐Hand Subunit.
Authors: BOGER D. L. , ISHIZAKI T. , WYSOCKI R. J. JUN. , MUNK S. A. , KITOS P. A. , SUNTORNWAT O.
Published: May 2016

The cytotoxic potency of the CBI‐based agents (VI), (IX), (X) (with a benzene ring anellated to the indole) is found to be equipotent with the potent CPI‐based agents (with a 3‐methylpyrrole ring anellated to the indole).
ChemInform Abstract: A New Chemoenzymatic Approach to the Synthesis of Penems.
Authors: ALTAMURA M. , CESTI P. , FRANCALANCI F. , MARCHI M. , CAMBIAGHI S.
Published: May 2016

A new synthesis of the valuable penem antibiotics (Xa) and (Xb) uses the selective enzymatic hydrolysis of the intermediate (VI) as the key step, leaving unaffected both the allyl ester in position 3 and the lactam entity.
ChemInform Abstract: Synthesis and Activity of Juvenile Hormone Analogues (JHA). Part 2.
Authors: RODRIGUEZ J. B. , GROS E. G. , STOKA A. M.
Published: May 2016

The biological activity of the title compounds (III), (IV), (VI) and (VIII) towards Triatoma infestans is examined using commercially available Fenoxycarb (IX) as the reference compound.
ChemInform Abstract: Carbene Methods for the Introduction of Acyl and Acylmethyl Groups into Organic Molecules
Authors: KULINKOVICH O. G.
Published: May 2016

Review: (121 refs.
ChemInform Abstract: Crystal Structure of Na3Ga8Sn3 and Interpretation of Its Chemical Bonding According to Wade′s Rules and the Zintl Concept.
Authors: BLASE W. , CORDIER G.
Published: May 2016

The title compound, prepared from the elements at 870 K, crystallizes in the monoclinic system, space group C2/m with Z=4.
ChemInform Abstract: Effect of Supporting Electrolytes on Photoelectrochemical Properties of n‐SnS and p‐SnSe Electrodes.
Authors: SHARON M. , BASAVASWARAN K.
Published: May 2016

Supporting electrolytes such as the sulfates of Li, Na, K, or Cs, are found to suppress the photocorrosion and to enhance the fill‐factor of a photoelectrochemical cell formed with n‐SnS and p‐SnSe electrodes.
ChemInform Abstract: Preparation and Properties of Barium Ferrite Using Hot‐Rolled Mill Scale.
Authors: CHIEN Y.‐T. , PAN H.‐C. , KO Y.‐C.
Published: May 2016

Barium ferrite (BaFe12O19) is prepared by solid‐state reaction of hot‐rolled mill scale, primarily consisting of wustite (FeO) and magnetite (Fe3O4), and BaCO3.
ChemInform Abstract: Mechanism of Stabilization of ZnO Photoanodes in High pH Solutions.
Authors: KIKUCHI E. , ITOH K. , KATOH T. , FUJISHIMA A.
Published: May 2016

The effects of solution pH, electrode potential, light intensity, and agitation of the solution on the photocorrosion of ZnO photoelectrodes are investigated.
ChemInform Abstract: Enhanced Raman Scattering from “Liquid Metal” Films Formed from Silver Sols.
Authors: GORDON K. C. , MCGARVEY J. J. , TAYLOR K. P.
Published: May 2016

A convenient method for the preparation of mobile Ag films at the interface between an aqueous Ag sol and solutions of a variety of Cu(I), Fe(II), and Fe(III) complexes (e.g.
ChemInform Abstract: Effects of Li2O Doping on Solid‐Solid Interactions in the CuO‐Al2O3 System
Authors: EL‐SHOBAKY G. A. , EL‐NABARAWY TH. , FAGAL G. A.
Published: May 2016

are investigated employing DTA and XRD techniques.
ChemInform Abstract: The Thermal Decomposition of Ammonium Strontium cyclo‐Tri‐ (I), cyclo‐Tetra‐ (II), and cyclo‐Hexaphosphate
Authors: TAKENAKA A. , MOTOOKA I. , NARIAI H.
Published: May 2016

(III) prepared by a wet method, is investigated by means of TG‐DTA, HPLC‐flow injection analysis, XRD, and IR spectroscopy.
ChemInform Abstract: The Reaction Chemistry of Crystalline Allotropes of Germania
Authors: SEIBLES L. , MITCHELL J. W. , BLITZER L. D.
Published: May 2016

is studied in order to investigate the most direct and economically feasible procedures for the conversion of hexagonal (quartz‐type) and tetragonal (rutile‐type) GeO2 into chemically reactive products useful as Ge raw materials.
ChemInform Abstract: A New Lithium Insertion Compound, (Li,Cu)TaO3 with the LiNbO3 Type Structure.
Authors: KUMADA N. , HOSODA S. , MUTO F. , KINOMURA N.
Published: May 2016

The Li insertion reaction shown in the scheme is accompanied by a topotactic transformation from the perovskite‐related structure of CuTa2O6 to the LiNbO3 type of structure.
ChemInform Abstract: New Compounds Ag2HgMX4 with the Wurtzstannite‐Type Structure.
Authors: HAEUSELER H. , HIMMRICH M.
Published: May 2016

In the course of attempts to synthesize new compounds of the composition Ag2HgMX4 four hitherto not reported compounds (I)‐(IV) are obtained by solid state reaction at 700 °C, starting from Ag, Ge(Sn), S(Se), and HgS or HgSe.
ChemInform Abstract: A Conformational Study of Some Secondary 2‐Furancarbothioamides.
Authors: JAGODZINSKI T. S. , DZIEMBOWSKA T. M. , SZCZODROWSKA B.
Published: May 2016

Analysis of the UV, IR, and 1H NMR spectra and of the dipole moments of (I) indicate nonplanarity of the sec. thioamides and a free rotation of the thioamide group around the C‐C bond.
ChemInform Abstract: Synthesis of Optically Active (E)‐1‐Alkoxymethoxybut‐2‐enyl(tributyl)stannanes: Stereochemistry of Their Thermal Reactions with Aldehydes.
Authors: JEPHCOTE V. J. , PRATT A. J. , THOMAS E. J.
Published: May 2016

The optically active diastereomeric stannanes (I) and (IV) possessing the (‐)‐menthol unity as chiral auxiliary react stereoselectively on heating with benzaldehyde (II) to give the enol ethers (III) and (V).
ChemInform Abstract: 2‐Pyridylseleno Group in Organic Synthesis. Part 6. The Stereochemistry of a Substitution Reaction via an Episelenonium Ion: Retention by a 2‐Pyridylseleno Group versus Scrambling by a Phenylseleno Group.
Authors: TOSHIMITSU A. , ITO M. , UEMURA S.
Published: May 2016

(R)‐1,2‐Epoxyoctane (I) reacts with the sodium areneselenolates (II) or (VII) to give the alcohols (III) and (VIII) respectively, while (III) is substituted with acetonitrile (IV) to yield the regioisomers (V) and (VI).
ChemInform Abstract: Non‐Photochemical (2 + 2)Cycloadditions of Acyclic Enones and Alkenes.
Authors: ENGLER T. A. , ALI M. H. , VANDER VELDE D.
Published: May 2016

Titanium(IV)‐induced (2 + 2)cycloaddition reaction of the styrenes (I) with the enones (II) gives a mixture of the diastereomeric cyclobutanes (III) and (IV) which undergo base‐induced isomerization, producing the isomers (IV) exclusively.
ChemInform Abstract: Diels‐Alder Reaction of in situ‐Generated 2‐Methoxycarbonyl‐p‐quinone with D‐Glucose‐Based Dienes: A New Approach to Forskolin.
Authors: MUKHOPADHYAY A. , ALI S. M. , HUSAIN M. , SURYAWANSHI S. N. , BHAKUNI D. S.
Published: May 2016

The p‐benzoquinonecarboxylate (II), generated in situ by treatment of the hydroquinone (I) with silver oxide, undergoes Diels‐Alder reaction with the protected trihydroxyhepta‐1,3‐dienes (III), forming the tetrahydronaphthoquinones (IV).
ChemInform Abstract: New Cyclopenta(b)pyrroles and ‐pyridines by Reaction of 2‐Azido‐ and 2‐Phosphoranylideneaminocyclopent‐1‐ene‐1‐carbaldehydes with Aliphatic Esters.
Authors: AUBERT T. , TABYAOUI B. , FARNIER M. , GUILARD R.
Published: May 2016

The title compounds of type (IV) and (VIII) are interesting with regard to the chemistry of natural products and the pharmacological properties of several derivatives.
ChemInform Abstract: Synthesis, Protonation Sequence, and NMR Studies of Polyazamacrocyclic Methylenephosphonates.
Authors: GERALDES C. F. G. C. , SHERRY A. D. , CACHERIS W. P.
Published: May 2016

Macroscopic and microscopic protonation of the title compounds (I)‐(III), prepared by published methods, is studied using potentiometry and multinuclear magnetic resonance spectroscopy.
ChemInform Abstract: Chemoselective Reduction of an α,β‐Epoxy Ketone Moiety Coexisting with an Enone Function.
Authors: MIYASHITA M. , SUZUKI T. , YOSHIKOSHI A.
Published: May 2016

Reduction of the epoxy enone (I) with zinc copper couple forms a mixture of the ketols (II) and (III).
ChemInform Abstract: Electrochemical Mono‐ and Difluorination of Benzyl Groups.
Authors: LAURENT E. , MARQUET B. , TARDIVEL R.
Published: May 2016

The monofluorination of the benzyl compounds (Ia) and (Ib) only yields the products (IVa) and (IVb), resp., while in the case of the benzyl derivatives (Ic) and (Id) reaction with the solvent MeCN gives rise to the major products (Vc) and (Vd).
ChemInform Abstract: Sulfur Trioxidation of Acyclic Fluoroallyl Ethers: Synthesis of New Fluorinated Sultones and Their Derivatives.
Authors: MOHTASHAM J. , BRENNEN M. , YU Z. , ADCOCK J. L. , GARD G. L.
Published: May 2016

Addition of sulfur trioxide (II) to the perfluoroallyl ethers (I) results in the formation of the β‐sultones (III) which undergo fluoride‐induced cleavage and rearrangement, yielding the α‐fluorosulfonylacyl fluorides (IV).
ChemInform Abstract: Synthesis of 1‐Vinyl‐1‐(α‐aminoalkyl)cycloalkanes from Imines and 1,1‐Polymethyleneallenes via Allylboranes.
Authors: BUBNOV YU. N. , ZHELUDEVA V. I. , RUDASHEVSKAYA T. YU. , KUZNETSOVA T. S.
Published: May 2016

The boranes (I), prepared from 9‐borabicyclo(3.3.1)nonane and the corresponding polymethyleneallene as previously described, react with the Schiff bases (II) to give the amines (III) mentioned in the title.
ChemInform Abstract: Synthesis of Substituted TCNQ Derivatives Using Electrophilic Cyanide Derived from Thiocyanate and Selenocyanate Reagents.
Authors: BRYCE M. R. , HASAN M. , ASHWELL G. J.
Published: May 2016

Cyanation of the di(cyanomethyl)arenes (I) with the thiocyanate (II) followed by reoxidation of the intermediate dihydrotetracyano‐p‐quinodimethanes using bromine gives the tetracyano‐p‐quinodimethanes (III).
ChemInform Abstract: Structure and Thermal Behavior of Methylcyclopentadiene Dimers.
Authors: THOMMEN W. , PAMINGLE H. , SCHULTE‐ELTE K. H.
Published: May 2016

The multicomponent mixture of isomeric dimers from two sources is analyzed, one resulting from freshly prepared 1‐, 2‐, and 5‐methylcyclopenta‐1,3‐dienes by storage during 7 days at 20 °C and the other being a commercially available product.
ChemInform Abstract: A Barbier Allylation and a Reformatsky Reaction of Carbonyl Compounds Mediated by Indium(I) Iodide.
Authors: ARAKI S. , ITO H. , KATSUMURA N. , BUTSUGAN Y.
Published: May 2016

Thirteen carbonyl compounds such as (I) are coupled with allyl iodide (II) in the presence of indium(I) iodide to give the homoallylic alcohols (III).
ChemInform Abstract: Binary Antidotes for Organophosphate Poisoning: Aprophen Analogues That are Both Antimuscarinics and Carbamates.
Authors: LEADER H. , SMEJKAL R. M. , PAYNE C. S. , PADILLA F. N. , DOCTOR B. P. , GORDON R. K. , CHIANG P. K.
Published: May 2016

The carbaphens (VI), (VII), (XIII), and (XV), analogues of aprophen (XVI), are synthesized as outlined in the reaction scheme.
ChemInform Abstract: 1,2‐Bis(phenylsulfonyl)alkenes as Versatile Groups in Organic Synthesis: The Preparation of Alkyl‐ and Aryl‐Substituted Norbornadienes via the Diels‐Alder Cycloaddition ‐ Grignard Reaction ‐ Desulfonylation Sequence.
Authors: AZZENA U. , COSSU S. , DE LUCCHI O. , MELLONI G.
Published: May 2016

Z‐1,2‐Bis(phenylsulfonyl)chloroethene (II) reacts with cyclopentadiene (I) to form the norbornene (III) which is dehydrochlorinated, yielding 1,2‐bis(phenylsulfonyl)norbornadiene (IV).
ChemInform Abstract: Reaction of Dimethyloxosulfoniummethylide with Oxaziridines ‐ Transformation to Azetidines.
Authors: NADIR U. K. , SHARMA R. L. , KOUL V. K.
Published: May 2016

Reaction of the oxaziridines (I) with 4 equiv. of ylide (II) offers a new route to azetidines.
ChemInform Abstract: Synthesis and Structure‐Activity Relationships of a Novel Class of 5‐Lipoxygenase Inhibitors. 2‐(Phenylmethyl)‐4‐hydroxy‐3,5‐dialkylbenzofurans: The Development of L‐656,224.
Authors: LAU C. K. , BELANGER P. C. , SCHEIGETZ J. , DUFRESNE C. , WILLIAMS H. W. R. , MAYCOCK A. L. , GUINDON Y. , BACH T. , DALLOB A. L. , DENIS D. , FORD‐HUTCHINSON A. W. , GALE P. H. , HOPPLE S. L. , LETTS L. G. , LUELL S. , MCFARLANE C. S. , MACINTYRE E. , MEURER R. , MILLER D. K. , PIECHUTA H. , RIENDEAU D. , ROKACH J. , ROUZER C.
Published: May 2016

Coupling of the substituted 2‐acetylresorcinols (I) with the phenacyl bromide (II) followed by in situ cyclization gives the 2‐benzoylbenzofurans (III).
ChemInform Abstract: The Photochemical (3 + 2)Cycloaddition Reaction of 2,2,3,3‐Tetraarylthiiranes and Tetracyanoethylene Through Electron Donor‐Acceptor Complexes.
Authors: KAMATA M. , MIYASHI T.
Published: May 2016

Reaction of the thiiranes (Ia) ‐ (Id) with tetracyanoethylene (II) upon irradiation results in the formation of the tetrahydrothiophenes (IIIa) ‐ (IIId).
ChemInform Abstract: Direct Fluoroalkylation of Aromatic Compounds Catalyzed by Tetrakis‐(triphenylphosphine)nickel.
Authors: ZHOU Q.‐L. , HUANG Y.‐Z.
Published: May 2016

Regioselective fluoroalkylation of the (het)aromatic compounds (II) or (IV) is achieved with the ω‐chloroperfluoroalkyl iodides (I) in the presence of sodium hydride and tetrakis(triphenylphosphine)nickel.
ChemInform Abstract: Synthesis of Fused Analogues of Dihydroisoindolinium Salts by Base‐Catalyzed Intramolecular Diene Condensation of Dialkyl‐2‐alkenyl(3‐(α‐naphthyl)propargyl)ammonium Salts.
Authors: CHUKHADZHYAN E. O. , CHUKHADZHYAN EL. O. , SHAKHATUNI K. G. , BABAYAN A. T.
Published: May 2016

Treatment of the alkenyl(naphthylpropargyl)ammonium bromides (I) with catalytic amounts of potassium hydroxide gives the naphthoisoindolinium bromides (II).
ChemInform Abstract: Synthesis and Antiinflammatory Activity of Some 3‐Amino‐ and 3‐Trifluoroacetylamino‐4,5‐dihydro‐1H‐pyrazoles.
Authors: SAWHNEY S. N. , BHUTANI S. , VIR D.
Published: May 2016

The title compounds (I), (IV) and (V) are prepared from the corresponding hydrazines and α,β‐unsaturated nitriles and transformed to their 3‐trifluoroacetylamino analogues.
ChemInform Abstract: Reactions of 1‐(Phenylethynyl)aziridines with Amines.
Authors: TIKHOMIROV D. A. , PORCHINSKAYA N. M. , EREMEEV A. V.
Published: May 2016

Reaction of the 1‐phenylethynylaziridines (I) with the amines (II) or (IV) gives the imidazolines (III), (VI), (VIII), and (IX) or the phenylacetamidines (V) depending on the substituents and the reaction conditions.
ChemInform Abstract: Nonsteroidal Cardiotonics. Part 2. The Inotropic Activity of Linear, Tricyclic 5‐6‐5 Fused Heterocycles.
Authors: VON DER SAAL W. , HOELCK J.‐P. + , KAMPE W. , MERTENS A. , MUELLER‐BECKMANN B. +
Published: May 2016

Several methods for the synthesis of tricyclic heterocycles such as (III), (V), (VIII), and (XIII) are described.
ChemInform Abstract: Synthesis of 1,3,4‐Thiadiazole Derivatives by Reaction of Thiobenzhydrazide with Some Acylacetylenes.
Authors: GLOTOVA T. E. , NAKHMANOVICH A. S. , SIGALOV M. V.
Published: May 2016

Thiobenzhydrazide (I) is coupled with the acylacetylenes (II) to give the thiadiazoles (III) and (IV).
ChemInform Abstract: Novel Indolecarboxamidotetrazoles as Potential Antiallergy Agents.
Authors: UNANGST P. C. , CONNOR D. T. , STABLER S. R. , WEIKERT R. J. , CARETHERS M. E. , KENNEDY J. A. , THUESON D. O. , CHESTNUT J. C. , ADOLPHSON R. L. , CONROY M. C.
Published: May 2016

O‐Alkylation of the enolic indolecarboxylates (I) produces the alkoxy acids (IV).
ChemInform Abstract: Synthesis and Reactions of Phthalazine Derivatives. Part 2. Nucleophilic Substitution and Ring Closure Reactions of 1(2H)‐Oxo‐4‐phenylphthalazine‐2‐acetic Acid Hydrazide.
Authors: EL‐GENDY Z. , ABDEL‐RAHMAN R. M.
Published: May 2016

Reactions of the hydrazine (I), described in the preceding paper, with halo compounds and reactions of the derivative (VIII) with primary amines are investigated.
ChemInform Abstract: Synthesis and Biological Activity of 4‐Aryl‐1‐benzalhydrazinophthalazines and 3,6‐Diaryl‐1,2,4‐triazolo(3,4‐a)phthalazines.
Authors: RAZVI M. , RAMALINGAM T. , SATTUR P. B.
Published: May 2016

The derivatives (IVa) and (IVf) can alternatively be prepared in one step by reaction of the hydrazines (I) with PhCOOH/POCl3.
ChemInform Abstract: Interaction of Heterothiocumulenes with 2‐Amino‐3‐cyanothiophenes: Formation of Thieno(2,3‐d)pyrimidines.
Authors: SUKUMARAN P. , RAJASEKHARAN K. N.
Published: May 2016

The thiophenes (Ia) and (Ib) react with alkyl and aryl isothiocyanates to give directly the title compounds of type (III) (20 examples).
ChemInform Abstract: Formation of N‐N Bonds by Thermolysis of 5‐(2‐Dimethylaminoethyl)‐5H‐indolo(2,3‐b)quinoxaline.
Authors: BERGMAN J.
Published: May 2016

In contrast to previous investigations, the coupling of the anion (II), generated from the indoloquinoxaline (I), with the chloroethylamine (III) gives a mixture of the isomeric substitution products (IV) and (V).
ChemInform Abstract: A Novel Ring Transformation of 5‐Carbamoyluracils into Barbituric Acids.
Authors: HIROTA K. , SAJIKI H. , KITADE Y. , MAKI Y.
Published: May 2016

Reaction of the 5‐cyanouracil (I) with excess NaSH (II) leads, via 5‐thiocarbamoyluracil (III) and its rearrangement by an unusual N(1)‐C(2) bond cleavage, to the 4‐thiobarbituric acid (IV).
ChemInform Abstract: On the Condensation of Ethanolamine with Chloro‐sym‐triazines.
Authors: DOVLATYAN V. V. , ELIAZYAN K. A. , PIVAZYAN V. A. , AKOPYAN A. G.
Published: May 2016

In contrast to literature data, reaction of the chlorotriazines (I) with ethanolamine (II) produces the 2‐hydroxyethylaminotriazines (III).
ChemInform Abstract: Lipophilic Thiacrown Ether Derivatives as Neutral Silver Ion Selective Carriers.
Authors: OUE M. , AKAMA K. , KIMURA K. , TANAKA M. , SHONO T.
Published: May 2016

Thiacrown ethers (III), (V), (VIII), and (XIII) are prepared in order to evaluate their ion selectivities as neutral carriers of polymeric membrane Ag+‐selective electrodes.