bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: A Simple, Efficient, and Highly Selective Method for the Regeneration of Carbonyl Compounds from Oximes and Semicarbazones.
Authors: RANU B. C. , SARKAR D. C. 
Published: May 2016

AbstractThe oximes and semicarbazones (I) are cleaved upon heating with Dowex 50 to give the corresponding carbonyl compounds (II).
ChemInform Abstract: Diastereoselection in the Nucleophilic Conjugate Addition of Amines to 2‐Hydroxyalkylpropenoates.
Authors: PERLMUTTER P. , TABONE M. 
Published: May 2016

AbstractThe nucleophilic addition of benzylamine (II) to the propenoates (I) forms the adducts (III) with predominance of the anti‐isomers.
ChemInform Abstract: A Simple Synthesis of Dienones via Isomerization of Alkynones Effected by Palladium Catalysts.
Authors: TROST B. M. , SCHMIDT T. 
Published: May 2016

AbstractReaction of the hydroxylamine derivatives (I) with the lithiated terminal acetylenes (IV) yields the alkynones (II), which undergo isomerization to give the E,E‐dienones (III).
ChemInform Abstract: Hypervalent Iodine Oxidation: α‐Functionalization of β‐Dicarbonyl Compounds Using Iodosobenzene.
Authors: MORIARTY R. M. , VAID R. K. , RAVIKUMAR V. T. , VAID B. K. , HOPKINS T. E. 
Published: May 2016

AbstractHypervalent iodine oxidation of β‐diketones and β‐ketoesters such as (I) using appropriate nucleophiles results in α‐functionalization to give products such as (III), (IV) or (V).
ChemInform Abstract: Effects of Gegenions on Organocuprate Reactivity/Selectivity: Higher Order, Mixed Lithio‐Sodio Cyanocuprates.
Authors: LIPSHUTZ B. H. , ELLSWORTH E. L. , BEHLING J. R. , CAMPBELL A. L. 
Published: May 2016

AbstractThe organocuprates (IV) mentioned in the title are prepared by consecutive treatment of thiophene (Ia) or the propargylic ether (Ib) with butylsodium, cuprous cyanide (II) and the alkyl(vinyl)lithium compounds (III).
ChemInform Abstract: Electroorganic Chemistry. Part 103. Selective C‐Alkylation of β‐Diketones.
Authors: SHONO T. , KASHIMURA S. , SAWAMURA M. , SOEJIMA T. 
Published: May 2016

AbstractWhen a DMF solution of the salt (III), generated from 2‐pyrrolidone (I) by electrolytic or chemical methods, is added to the 1,3‐diones (VII), monodeprotonation takes place.
ChemInform Abstract: Metal Complexes of 1,3‐Propanediyl‐N,N‐bis(dimethyl)sulfimide.
Authors: ALI S. M. , IFTIKHAR K. , AHMAD N. 
Published: May 2016

AbstractReaction of 1,3‐diaminopropane (I) with dimethyl sulfoxide (II) yields the sulfimide (III).
ChemInform Abstract: New Approach to 6‐Chlorosalicylates and 1‐Hydroxyacridones.
Authors: HORMI O. E. O. 
Published: May 2016

AbstractThe chloropropenylidenemalonates (II), prepared from the acylmalonates (I) by reaction with phosphorus oxychloride and dehydrochlorination, are cyclized upon thermolysis to form the o‐chloro‐o'‐hydroxybenzoates (III).
ChemInform Abstract: Thioanhydrides. Part 2. Synthesis of Phthalic Thiothionoanhydrides.
Authors: RAASCH M. S. , HUANG N.‐Z. , LAKSHMIKANTHAM M. V. , CAVA M. P. 
Published: May 2016

AbstractThe tetrachloroisobenzofurans (I), obtained by treatment of the corresponding phthalides with phosphorus pentachloride, react with tert‐butyl mercaptan (II) in the presence of TFA to produce the phthalic thiothionoanhydrides (III).
ChemInform Abstract: Pyrylium Compounds. Part 38. Ring Transformation of 2,4,6‐Triarylthiopyrylium Salts by Acetic Acid Anhydride to Arylbenzenes and Thiobenzophenones.
Authors: ZIMMERMANN T. , FISCHER G. W. 
Published: May 2016

AbstractIn the presence of an appropriate basic condensing agent, e.g. sodium acetate, the title reaction of (I) with (II) yields the arylbenzenes (III) together with the deep blue thiobenzophenones (IV).
ChemInform Abstract: 1,3‐Bis(1′‐cycloalkenyl)benzenes via a Tandem Aryne Sequence.
Authors: HART H. , GHOSH T. 
Published: May 2016

Abstract2,6‐Dibromoiodobenzene (II) is coupled with the cycloalkenylmagnesium bromides (I) and then treated with the electrophiles (III), producing the 1,3‐dicycloalkenylarenes (IV).
ChemInform Abstract: A Novel One‐Step Nickel‐Mediated Synthesis of C6Ar6 Conjugated Hydrocarbons, Highly Substituted, and Overcrowded Fulvenes and 3,4‐Dimethylenecyclobutenes.
Authors: IYODA M. , MIZUSUNA A. , ODA M. 
Published: May 2016

AbstractThe 1,1‐dibromo‐2,2‐diarylethenes (I) are coupled in the presence of activated Ni to give the oligomers (II) ‐ (IV).
ChemInform Abstract: Reaction of Silylimines with Ester Enolates. Synthesis of N‐Unsubstituted Azetidinones Starting from Nitriles.
Authors: ANDREOLI P. , CAINELLI G. , CONTENTO M. , GIACOMINI D. , MARTELLI G. , PANUNZIO M. 
Published: May 2016

AbstractThe aromatic, aliphatic or vinylic nitriles (II), (IV) or (VI), on treatment with various aluminum hydrides, afford alumino imine complexes, which give the corresponding silyl imines on subsequent treatment with Me3SiCl.
ChemInform Abstract: Synthesis of 4,7‐Dihydroisoindole Derivatives and Their Reactivity Towards Electrophilic Alkenes and Alkynes.
Authors: STEPHAN D. , GORGUES A. , LE COQ A. 
Published: May 2016

AbstractStarting with the cyclohexadienedicarboxaldehyde monoacetals (III), formed by cycloaddition reaction of the dienes (I) with the acetylene (II), the isoindolenines (VIII) and (XII) are prepared.
ChemInform Abstract: The Preparation of New Bis(1,3‐Dithiole) Derivatives: Extended π‐Donors for Organic Metals.
Authors: BRYCE M. R. , MOORE A. J. 
Published: May 2016

AbstractThe bis(1,3‐dithiolium) salt (VII), prepared as shown in the reaction scheme, is coupled with tetracyanoquinodimethane to form a radical cation/ radical anion salt.
ChemInform Abstract: The Synthesis and Properties of Some Novel 5‐Amino‐1,4,2‐dithiazolium Salts and the X‐Ray Molecular Structure of 5‐Morpholino‐3‐(4‐nitrophenyl)‐1,4,2‐dithiazolium Fluoroborate.
Authors: CHAN F. S. Y. , SAMMES M. P. , HARLOW R. L. 
Published: May 2016

AbstractThe dithiazolium salts (IV) or (VI) are prepared from the dithiocarbamate salts (I) either by reaction with the chloro oxime sulfonates (II) or by reaction with the bromo iminium salts (V) and subsequent oxidative bromination.
ChemInform Abstract: Synthesis of Substituted N‐Hydroxylactams, Lactams, Quinoline N‐Oxides, and Quinolines by Catalyzed Reductive Cyclization of 2‐Nitrocinnamoyl Derivatives with Hydrogen/Platinum Black.
Authors: SICKER D. , RABE A. , ZAKRZEWSKI A. , MANN G. 
Published: May 2016

AbstractA series of substituted nitrobenzenes such as (I), (III), (V), (VII) and (IX) is subjected to the reaction conditions A).
ChemInform Abstract: Allenes. Part 47. Pyrido(1,2‐a)pyrimidines and Their Hydrolysis Products from Allenic and Acetylenic Nitriles.
Authors: LANDOR S. R. , LANDOR P. D. , JOHNSON A. , FOMUM Z. T. , MBAFOR J. T. , NKENGFACK A. E. 
Published: May 2016

AbstractThe reaction of the pyridines (I) with the nitriles (II) yields the title fused pyrimidines (III), which are hydrolyzed under basic conditions to give the products (IV) or (V).
ChemInform Abstract: Vinylsilyl Grignard Reagents as Aryne Traps. A New Route to (Arylalkenyl)silanes.
Authors: VINOD T. K. , HART H. 
Published: May 2016

Abstract1‐(Trimethylsilyl)vinylmagnesium bromide (II) reacts with 2‐bromoiodobenzene (I) to give the intermediate aryl Grignard compound (III) which is treated with the electrophiles (IV) to form the 1‐trimethylsilylstyrenes (V).
ChemInform Abstract: Synthesis of Chlorotrimethylgermane, Chloropentamethyldigermane, and 1,2‐Dichlorotetramethyldigermane.
Authors: BARRAU J. , RIMA G. , EL AMINE M. , SATGE J. 
Published: May 2016

AbstractTetramethylgermane (I) is converted to the chloro compound (II) which is reduced with lithium amalgam to give the digermane (III).
ChemInform Abstract: Homolytic Substitution Reactions in the Series of Bis(trialkylstannyl)acetylene Compounds.
Authors: KLYUCHINSKII S. A. , DEMCHENKO L. V. , ZAVGORODNII V. S. , PETROV A. A. 
Published: May 2016

AbstractTreatment of the stannylacetylenes (I) or (V) with the perfluoroalkyl iodides (II) or (VI) under radicalic conditions gives the substitution products (III) or (VII).
ChemInform Abstract: Reaction of Manganese(II) Arsine Oxide Complexes with Sulfur Dioxide. Some Unexpected Products. The X‐Ray Crystal Structure of ((Ph3AsO)2H)I3.
Authors: BEAGLEY B. , EL‐SAYRAFI O. , GOTT G. A. , KELLY D. G. , MCAULIFFE C. A. , MACKIE A. G. , MACRORY P. P. , PRITCHARD R. G. 
Published: May 2016

AbstractThe title reaction of (I) with SO2 (II) yields (III).
ChemInform Abstract: Coordination Behavior of N‐Protected Aspartic Acid in Binary and Ternary Copper(II) Complexes. Crystal and Molecular Structure of (N‐Acetyl‐L‐aspartato(2‐)‐O)bis(2,2′‐bipyridine)copper(II)‐Ethanol Tetrahydrate.
Authors: ANTOLINI L. , MENABUE L. , SALADINI M. , BATTAGLIA L. P. , BONAMARTINI CORRADI A. , MICERA G. 
Published: May 2016

AbstractThe monomeric aspartato‐bis(2,2'‐bipyridine)‐Cu(II) complexes (Ia)·EtOH·4 H2O, (Ib)·2 H2O, and (Ic)·EtOH·H2O are obtained by dissolving the corresponding binary aquoaspartato‐Cu(II) complexes in an ethanolic solution of 2,2'‐bipyridine.
ChemInform Abstract: Pillar Chemistry. Part 4. Palladium(II)‐2,2′‐Bipyridyl, ‐1,10‐Phenanthroline, and ‐2,9‐Dimethyl‐1,10‐phenanthroline Complex Pillars in α‐Zirconium Phosphate.
Authors: FERRAGINA C. , MASSUCCI M. A. , PATRONO P. , LA GINESTRA A. , TOMLINSON A. A. G. 
Published: May 2016

AbstractPd(II) can be exchanged into the layered composites α‐Zr(HPO4)2Ln·xH2O (L: 2,2'‐bipyridine, n: 0.25, x: 1.5; L: 1,10‐phenanthroline, n: 0.50, x: 2; L: 2,9‐dimethyl‐1,10‐phenanthroline, n: 0.50, x: 2.5) to give new Pd(II) amine complex‐pillar materials.
ChemInform Abstract: Synthesis, Reactivity, and Spectroscopic Studies of Some Tetranuclear Osmium Clusters. Structural Characterization of (Os4H(CO)12(μ3‐NC(O)Me)(M(PPh3))) (M: Au or Cu) and (N(PPh3)2) (Os4H2(CO)12I).
Authors: PUGA J. , ARCE A. , SANCHEZ‐DELGADO R. A. , ASCANIO J. , ANDRIOLLO A. , BRAGA D. , GREPIONI F. 
Published: May 2016

AbstractThe interaction of (I) with (N(PPh3)2)NO2 results in a novel oxygen transfer from the nitrite ion and a conversion of a coordinate MeCN ligand into an amido group on the cluster surface.
ChemInform Abstract: A Reinvestigation of the Anaerobic Conversion of Adrenochrome to “Adrenaline Black”.
Authors: CORRADINI M. G. , CRESCENZI O. , PROTA G. 
Published: May 2016

AbstractIn contrast to a previous work which suggested that "adrenaline black", derived from adrenochrome (I) under acidic conditions, is a 3,4‐linked polymer of 1‐methyl‐5,6‐dihydroxyindole, reinvestigation of this reaction yields, after acetylation, the trimer (III) and the dimers (IV) and (V) (yields given in mg).
ChemInform Abstract: Solution Synthesis of N‐Methylated Peptides by the Diphenyl Phosphinic Mixed Anhydride Procedure.
Authors: GALPIN I. J. , MOHAMMED A. K. A. , PATEL A. 
Published: May 2016

AbstractA proton NMR method is used to monitor racemization during the coupling of N‐methylated amino acids by the diphenylphosphinic mixed anhydride procedure A).
ChemInform Abstract: The Preparation of the Biosynthetic Precursor 3,7‐Dihydroxy‐2,6‐dimethoxyphenanthroindolizidine.
Authors: IWASA K. , KAMIGAUCHI M. , TAKAO N. , WIEGREBE W. 
Published: May 2016

AbstractCyclocondensation of the aldehyde (I) with the pyrrolidine (II) followed by reduction gives the indolizidine (III).
ChemInform Abstract: Acyclic Analogues of Nucleosides. Synthesis of Chiral 1,5‐Dihydroxy‐4‐methyl‐3‐oxapent‐2‐yluracil Derivatives.
Authors: MIKHAILOV S. N. , GRISHKO N. B. 
Published: May 2016

AbstractStarting with the isopropylideneuridine (I), the 5'‐deoxy‐2',3'‐seco‐uridine (V) is prepared via the compounds (II) ‐ (IV).
ChemInform Abstract: From Tartaric Acid to the Most Biologically Active Insecticides. Straight‐Forward Enantioselective Synthesis of Pyrethrins.
Authors: KRIEF A. , DUMONT W. , PASAU P. 
Published: May 2016

AbstractThe isopropylidene tartrate (I) is reduced and then subjected to Wittig/Horner reaction with the phosphonate (II) to form the unsaturated diester (III).
ChemInform Abstract: Facile One‐Step Synthesis of Fe4X2+ 4 (X = S, Se) Cubane‐like Centers.
Authors: RUTCHIK S. , KIM S. , WALTERS M. A. 
Published: May 2016

AbstractThe synthesis of (IV) is reported and the 1H NMR, IR, and UV/VIS absorption spectra of the Fe4X4Br42‐ anions are described.
ChemInform Abstract: Dieckmann Reaction in the Perfluorodicarboxylate Series.
Authors: ALEKSEENKO A. N. , IL'CHENKO A. YA. , KLYUCHKO A. M. , YAGUPOL'SKII L. M. 
Published: May 2016

AbstractTreatment of the perfluorodicarboxylates (I) with elemental sodium gives the perfluorocycloalkanone hydrates (II) which are dehydrated, producing the cycloalkanones (III).
ChemInform Abstract: A Convenient Source of Alkyl and Acyl Radicals.
Authors: DELDUC P. , TAILHAN C. , ZARD S. Z. 
Published: May 2016

AbstractPhotolysis of the S‐benzoyl xanthate (Ia) and allyl acetate (II) yields the adducts (III) and (IV) which are transformed into the α,β‐unsaturated ketone (V).
ChemInform Abstract: (2 + 1) versus (4 + 2) Cycloadditions of Fischer Carbene Complexes with 1,3‐Dienes. Evidence for a Zwitterionic Intermediate in a Cyclopropanation Reaction.
Authors: WULFF W. D. , YANG D. C. , MURRAY C. K. 
Published: May 2016

AbstractReaction of the chromium carbene complex (Ia) with Danishefsky's diene (II) gives a 52% yield of vinyl cyclopropanes (III), 12% of cyclopropanes (IV), and 36% of α‐methoxystyrene (V).
ChemInform Abstract: A New Polyamine Synthesis.
Authors: CARBONI B. , VAULTIER M. , CARRIE R. 
Published: May 2016

AbstractThe azidoalkylamines (I) are coupled with the bromopropylboron dichloride (II) to give the diamine dihydrochlorides (III) which react with sodium azide to form the diaminoalkyl azides (V).
ChemInform Abstract: Stereoselective Conjugate Reduction of (+)‐(7aS)‐5,6,7,7a‐Tetrahydro‐7a‐methyl‐1,5‐indandione.
Authors: DANIEWSKI A. R. , KIEGIEL J. 
Published: May 2016

AbstractThe tetrahydroindandione (I) is reduced with diisobutylaluminum hydride in the presence of HMPA, cuprous iodide, and various organometallic compounds to form mixtures of the cis‐ and trans‐fused perhydroindandiones (II) and the hydroxytetrahydroindanone (III).
ChemInform Abstract: A New Short Synthesis of 3,3′‐Methylenebiscoumarins and 3,3′‐Methylenebis(2‐diethylaminoquinolines).
Authors: AHUJA J. R. , SAYED A. A. , KELKAR S. L. , WADIA M. S. 
Published: May 2016

AbstractThe 2‐hydroxyphenyl carbonyl compounds (I) undergo cyclocondensation with a 2:1 complex, formed from phosphorus oxychloride and the glutaramide (II), giving the methylene‐bridged biscoumarins (III).
ChemInform Abstract: Acidic Catalysis of the Reaction of Benzoic and Acetic Acid N‐Acetoxymethylamide with Diethyl Diethylamidophosphite.
Authors: PUDOVIK A. N. , BATYEVA E. S. , NIZAMOV I. S. , ZAMALETDINOVA G. U. , AL'FONSOV V. A. 
Published: May 2016

AbstractThe amidophosphite (I) reacts with the acetoxymethylamides (II) to give the phosphonates (III).
ChemInform Abstract: Synthesis and Structures of Hypervalent Species of Silicon and Germanium: Toward Heptacoordination?
Authors: BRELIERE C. , CARRE F. , CORRIU R. J. P. , ROYO G. 
Published: May 2016

AbstractThe isomorphous, seven‐coordinate compounds (IIIa) and (IIIb) are prepared according to the scheme shown.
ChemInform Abstract: Kinetics and Mechanism of Electron‐Transfer Reactions of Bis((‐)‐(R)‐2‐methyl‐1,4,7‐triazacyclononane)nickel(II) and ‐nickel(III) Complexes.
Authors: MCAULEY A. , XU C. 
Published: May 2016

AbstractThe synthesis of the title ligand L, (‐)‐(R)‐2‐methyl‐1,4,7‐triazacyclononane, is reported together with the preparation of the Ni(II) complex (Ia) from Ni diacetate and the oxidation to its Ni(III) analogue (Ib).
ChemInform Abstract: Photochemistry of Dicarbonyl(η5‐cyclopentadienyl)iridium in Hydrocarbon Solutions: Kinetics and Mechanism of C‐H Bond Activation.
Authors: MARX D. E. , LEES A. J. 
Published: May 2016

AbstractThe first available quantum yields for the conversion of (I) to (III) in various hydrocarbon solvents and absolute rate data for C‐H bond activation of the hydrocarbon are reported.
ChemInform Abstract: Synthesis of Dodecahydro‐3a,6,6,9a‐tetramethyl‐naphtho(2,1‐b)furan via Alkoxy Radical Fragmentation.
Authors: CHRISTENSON P. A. 
Published: May 2016

AbstractThe sclareol derivatives (Ib)‐(Id) can be used as precursors for the desired acetate (II).
ChemInform Abstract: Crack Healing and Bending Strength of Aluminum Titanate Ceramics at High Temperature.
Authors: OHYA Y. , NAKAGAWA Z. , HAMANO K. 
Published: May 2016

AbstractIt is shown that annealing of aluminum titanate ceramics at 1000‐1300 °C results in a removal of cracks leading to an increase of the bending strength and Young's modulus.
ChemInform Abstract: Preparation of Magnesium Titanate (MgTiO3) Ceramics from an Organometallic Precursor.
Authors: EL HADIGUI S. , VILMINOT S. , POIX P. 
Published: May 2016

AbstractAn amorphous MgO·TiO2 powder is obtained by hydrolysis of a mixed solution of Ti(OEt)4 and Mg(OAc)2 in EtOH.
ChemInform Abstract: High Deoxygenation Ability of Rh Carbonyl Clusters Toward Oximes Leading to Nitrile Formation.
Authors: KANEDA K. , DOKEN K. , IMANAKA T. 
Published: May 2016

AbstractThe aldoximes (I) react with carbon monoxide and water in the presence of Rh carbonyl clusters to form the nitriles (II), together with the alcohols (III).
ChemInform Abstract: An Application of the Ireland Reaction to the Stereospecific Synthesis of Fused Carbocyclic Systems.
Authors: DANISHEFSKY S. J. , AUDIA J. E. 
Published: May 2016

AbstractCyclohexenone (I) reacts with the ketene acetal (II) and trans‐crotonaldehyde (III) to give the fused lactones (IV) which rearrange in the presence of LDA and trimethylchlorosilane (V).
ChemInform Abstract: Cationic Substitution and Magnetic Interaction in Hexagonal Perovskites. Part 4. The CsNi1‐xCaxF3 and Cs1‐xRbxNi1‐xCaxF3 Systems with 0 ≤ x ≤ 1.
Authors: TRESSAUD A. , DEMORTAIN G. , BOUREE‐VIGNERON F. , DARRIET J. 
Published: May 2016

AbstractHexagonal polytypes of the title systems with 10H‐ and 12R‐type structures are prepared by annealing mixtures of the corresponding fluorides (sealed tubes, argon; 800 and 700 °C, resp.) and the composition ranges of the phases are determined and the nuclear structure of Cs5Ni4CaF15 with 10H structure is studied by neutron diffraction at 300 K. Intra‐ and inter cluster magnetic interactions are calculated from magnetic susceptibility vs.
ChemInform Abstract: Current Efficiency, Dielectric Measurements and Ion Mobility Studies of Anodic Oxide Films Formed on Tantalum in Aqueous Electrolytes
Authors: NIGAM R. K. , KALRA K. C. , KATYAL P. 
Published: May 2016

Abstractsuch as citric, tartaric, acetic, and hydrochloric acids are undertaken in view of contradictory results.
ChemInform Abstract: More Rigid Macrocyclic Ligands That Show Metal Ion Size‐Based Selectivity. A Crystallographic, Molecular Mechanics, and Formation Constant Study of the Complexes of Bridged Cyclen.
Authors: HANCOCK R. D. , DOBSON S. M. , EVERS A. , WADE P. W. , NGWENYA M. P. , BOEYENS J. C. A. , WAINWRIGHT K. P. 
Published: May 2016

AbstractFormation constants of (I) with M2+ (M: Cu, Ni, Zn, Cd, Pb) are reported.
ChemInform Abstract: Thermodynamic and Spectrophotometric Study of Copper(II) and Cadmium(II) Homo‐ and Heteronuclear Complexes with L‐Histidylglycine in an Aqueous Medium.
Authors: DANIELE P. G. , ZERBINATI O. , ARUGA R. , OSTACOLI G. 
Published: May 2016

AbstractGibbs functions obtained by potentiometry, combined with calorimetric enthalpies, gave the entropies of formation of the complex species.
ChemInform Abstract: Mixed Metal Complexes in Solution. Part 5. Equilibrium and Conformational Study of Heterobinuclear Metal(II)‐Isoserine Complexes in Aqueous Solution.
Authors: ARENA G. , CUCINOTTA V. , RIZZARELLI E. , DANIELE P. G. , OSTACOLI G. , SAMMARTANO S. 
Published: May 2016

AbstractSimple and mixed metal complexes of isoserine with Zn, Cd and Co are investigated in aqueous solution.
ChemInform Abstract: Thermodynamic and Spectroscopic Studies on the Protonation and Cu2+ Complex Formation of a Synthetic Amino Diacid: (3‐Aminopropyl)malonic Acid.
Authors: BARBUCCI R. , CASOLARO M. , NOCENTINI M. , AMODEO P. , DAL MASO G. , FINI A. 
Published: May 2016

AbstractThe structures of the three complexes (I)‐(III) found are discussed on the basis of thermodynamic and IR spectroscopic parameters.
ChemInform Abstract: Carbon Acidity. Part 75. The Effects of Hetero‐Substituted Pendant Groups on Carbanion Reactivity. Kinetic Acidities of 9‐Substituted Fluorenes in Tetrahydrofuran. The Importance of Free Ions in the Reactions of Delocalized Carbanion Salts.
Authors: GRONERT S. , STREITWIESER A. JUN. 
Published: May 2016

AbstractFor the fluorenes (I), the second‐order rate constants for deprotonation by trityl‐Li (II) are determined with UV/VIS.
ChemInform Abstract: Cyclocondensation of Acyl Ketene S,N‐ and N,N‐Acetals with Maleic Anhydride and Maleimide: A Facile One‐Step Synthesis of Pyrano(3,4‐c)pyrrole, Pyrrolo(3,4‐c)pyridine, and Condensed Pyrrole Derivatives.
Authors: GUPTA A. K. , ILA H. , JUNJAPPA H. 
Published: May 2016

AbstractReaction of the acyl ketene S,N‐acetals (I) with maleic anhydride (II) in the presence of acetic anhydride yields the pyranopyrroles (III).
ChemInform Abstract: Fused Sulfolanes. Part 1. Synthesis and Rearrangement of trans‐2‐Iminoperhydrothieno(3,4‐d)oxazol‐5,5‐dioxides.
Authors: BEZMENOVA T. E. , ROZHENKO A. B. , KHASKIN G. I. , BRATUNETS A. G. , SHAKHVOROST A. M. 
Published: May 2016

AbstractThe aminohydroxysulfolane (I) reacts with the isothiocyanates (II) to give the corresponding thioureas which are cyclized in situ, producing the iminooxazoles (III).
ChemInform Abstract: Thermal Decomposition of Vicinal Dinitroalkanes.
Authors: FRITSCHE K. , BECKHAUS H.‐D. , RUECHARDT C. + 
Published: May 2016

AbstractThe vicinal symmetrically substituted dinitroalkanes (III) are prepared by coupling of α‐bromonitroalkanes such as (Ia) and (Ib) with anions of secondary nitroalkanes such as (IIa) and (IIb).
ChemInform Abstract: Chemistry of the Sulfur Halides. Part 23. Bis(trifluoromethyl)fluorosulfonium(IV) Metallates(V). (CF3)2SF+MF6‐ (M = As, Sb).
Authors: MINKWITZ R. , WERNER A. 
Published: May 2016

AbstractTwo methods of preparing the title compounds (III) are reported.
ChemInform Abstract: Conjugated Acylation of 3,7‐Dimethylenebicyclo(3.3.1)nonane.
Authors: GUBERNATOROV V. K. , SOKOLENKO V. A. , GRIDNEV I. D. , BALENKOVA E. S. 
Published: May 2016

AbstractThe title compound (I), on reaction with the complexes formed by acetyl borofluoride (II) and the nucleophiles (III) or (VI) affords the 1,3‐disubstituted adamantane derivatives in one step.
ChemInform Abstract: Quantitative Dialkylation of Aromatic Amines Under a Minimum Excess of Alkylation Agent.
Authors: POP I. , CIUPE I. , BUTAN M. , TEREC L. , FEY L. , BALDEA I. 
Published: May 2016

AbstractThe N,N‐dialkylation of the aromatic amines (I) with dimethyl sulfate (II) to give the dimethylanilines (III) is investigated in detail.
ChemInform Abstract: Synthesis of New 3‐(2‐Alkenyl)‐2‐hydroxy‐5‐methoxy‐p‐benzoquinones via Claisen Rearrangement of Original 5‐Methoxy‐4‐(2‐propenyloxy)‐o‐benzoquinones.
Authors: REINAUD O. , CAPDEVIELLE P. , MAUMY M. 
Published: May 2016

AbstractReaction of the 4‐(4‐methoxyphenoxy)‐o‐benzoquinone (I) with the allylic alcohols (II) in the presence of DBU yields the 4‐(2‐propenyloxy)‐o‐benzoquinones (III) which undergo Claisen rearrangement on heating, giving the E‐3‐(2‐alkenyl)‐2‐hydroxy‐p‐benzoquinones (IV).
ChemInform Abstract: Antiparasitic Agents. Part 7. Synthesis of 1,2‐Bis(3,4‐substituted phenyl)ethanes and 1,3‐Bis(4‐amidinophenyl)propene and Their Biological Activity.
Authors: CHAUHAN P. M. S. , IYER R. N. , BHAKUNI D. S. 
Published: May 2016

AbstractSince stilbamidine (I) and dihydrostilbamidine (II), effective drugs against antimony‐resistant leishmaniasis, are found to have serious side effects, the derivatives (V) and (VIII) are prepared with a view to obtaining products without this negative property.