bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: L‐α‐Aminoadipic Acid from L‐Glutamic Acid.
Authors: PELLICCIARI R. , NATALINI B. , MARINOZZI M. 
Published: May 2016

AbstractThe N‐protected formaldehyde adduct (II) of L‐glutamic acid (I), prepared by a known procedure, is converted to the α‐diazo ketone (IV) by coupling a mixed anhydride with diazomethane (III).
ChemInform Abstract: Facile Formations of o‐ and p‐Tropoquinone Mono‐ and Bisacetals by Anodic Oxidations of 2,3‐ 2,5‐, 2,7‐, and 4,5‐Dimethoxytropones.
Authors: MORI A. , KUBOTA T. , TAKESHITA H. 
Published: May 2016

AbstractAnodic oxidation of the tropone (I) yields the tropoquinone monoacetal (III), which undergoes Thiele‐type reaction to give the diacetylated tropone (V) with high positional selectivity (yield not given).
ChemInform Abstract: Silica Gel‐Catalyzed Cyclizations of Mixed Ketene Acetals.
Authors: SCHINZER D. , KALESSE M. , KABBARA J. 
Published: May 2016

AbstractThe 3‐methoxy‐2‐cyclohexenones (I) react consecutively with LDA, methyl acrylate (II), and trimethylsilyl chloride (III) to form the ketene acetals (IV) which are desilylated and cyclized in the presence of SiO2 or TiCl4, yielding the bicyclic esters (V).
ChemInform Abstract: Reaction of 1‐Bromo‐7‐chloropentacyclo(5.2.0.02,6.03,9.05,8)nonane with tert‐Butyllithium: Evidence for 1(7)‐Homocubene.
Authors: SCHAEFER J. + , SZEIMIES G. 
Published: May 2016

Abstract1‐Bromo‐7‐chlorohomocubane (I) reacts with tert‐butyllithium (II) to form the 1(7)‐homocubene (IV) via the 1‐lithio‐7‐chloro compound (III).
ChemInform Abstract: Reactions of N‐Polyfluorophenylcarbonimidoyl Dichlorides with Primary and Secondary Amines. Kinetics and Mechanism. Synthesis of Polyfluorinated Carbodiimides, Chloroformamidines, Guanidines, and Benzimidazoles.
Authors: KOLESNIKOVA I. V. , PETROVA T. D. , PLATONOV V. E. , MIKHAILOV V. A. , POPOV A. A. , SAVELOVA V. A. 
Published: May 2016

AbstractReaction of the carbonimidoyl chloride (I) with the aliphatic primary amines (II) gives the carbodiimides (III) which are hydrolyzed, yielding urea derivatives, e.g. (IV).
ChemInform Abstract: Synthesis of Functionalized Non‐Natural Amino Acid Derivatives via Amidoalkylation Transformations.
Authors: LEGALL P. , SAWHNEY K. N. , CONLEY J. D. , KOHN H. 
Published: May 2016

AbstractTwo different synthetic approaches to amino acid amides bearing a (hetero)aryl substituent in the α‐position are examined.
ChemInform Abstract: Pyrrole Studies. Part 40. Synthesis of 2‐ and 3‐Substituted 1‐Methylindoles from Vinylpyrroles.
Authors: GONZALEZ‐ROSENDE E. , JONES R. A. , SEPULVEDA‐ARQUES J. , ZABALLOS‐GARCIA E. 
Published: May 2016

AbstractThe 2‐ and 4‐vinylpyrroles (III), (V), or (VII) and (VIII) are prepared by Wittig olefination of the formylpyrroles (I), (IV), or (VI).
ChemInform Abstract: A New Entry to the Synthesis of β‐Hydroxytyrosines via a Novel Benzylic Hydroxylation.
Authors: SHIMAMOTO K. , OHFUNE Y. 
Published: May 2016

AbstractThe L‐tyrosine derivatives (I) are oxidized with potassium peroxodisulfate in the presence of cupric sulfate to give the cyclic carbamates (II).
ChemInform Abstract: Reaction of 1,4,2‐Dithiazolium Salts with Amino Compounds.
Authors: YONEMOTO K. , SHIBUYA I. 
Published: May 2016

AbstractThe reaction of 1,4,2‐dithiazolium salts such as (I) or (IV) with amino compounds such as (II), (V) or (VII) is investigated systematically under various conditions.
ChemInform Abstract: An Unusual Reaction Between the Esters of N‐Hydroxy‐2‐thiopyridone and Activated Azo Compounds.
Authors: BARTON D. H. R. , OZBALIK N. , VACHER B. 
Published: May 2016

AbstractThe reaction between the esters (I), specified in the title, and diethyl azodicarboxylate (II) proceeds smoothly at room temperature even in the dark to yield the novel compounds (III).
ChemInform Abstract: Condensation Reaction of 4‐Azafluorenone and 9‐Phenacylidene‐4‐azafluorene with Acetophenone. Synthesis of 3′‐Oxospiro(4‐azafluorene‐9,1′‐in‐dan).
Authors: PROSTAKOV N. S. , MAKULI M. , MIKHAILOVA N. M. , SERGEEVA N. D. , OBYNOCHNYIA A. 
Published: May 2016

AbstractThe azafluorenone (Ia) or its phenacylidene derivative (Ib) is coupled with the acetophenone (II) to give the diphenacyl‐ (III) and the di(benzoylethylidene)azafluorene (IV).
ChemInform Abstract: Partially Fluorinated Heterocycles. Part 25. The Formation of Fused‐Ring 3H‐Azepine Derivatives: 6,7,8,9‐Tetrafluoro‐2,4‐diphenyl‐3H‐1‐benzazepine and 6,7,8,9,10,11‐Hexafluoro‐2,4‐diphenyl‐3H‐naphth(2,1‐b)azepine.
Authors: BROOKE G. M. , MATTHEWS S. 
Published: May 2016

AbstractThe title compounds (III) and (V) are formed by ZnCl2‐catalyzed reaction of pentafluoroaniline (I) or heptafluoro‐2‐naphthylamine (IV) with β‐benzoyl‐α‐methylstyrol ('dypnone') (II).
ChemInform Abstract: Synthesis and Reactions of 3‐Substituted 2‐Phosphomethyl Acrylates.
Authors: SCHOEN W. R. , PARSONS W. H. 
Published: May 2016

AbstractThe nucleophilic phosphorus(III) compounds (I) undergo base‐induced coupling with the phosphonoacrylate (II), followed by Wittig‐Horner olefination with the aldehydes (III), yielding the phosphomethylacrylates (IV).
ChemInform Abstract: Synthesis and Cycloaddition Reactivity of Selenoaldehydes.
Authors: MEINKE P. T. , KRAFFT G. A. 
Published: May 2016

AbstractA variety of selenoaldehydes such as (III) are prepared either by fluoride desilylation of the α‐silyl selenocyanates (I) or by base‐induced HCN elimination of simple selenocyanates such as (VIII).
ChemInform Abstract: Isomeric Tetranuclear Molybdenum‐Tungsten‐Sulfur Cluster Dithiophosphinates.
Authors: DEEG A. , KECK H. , KRUSE A. , KUCHEN W. , WUNDERLICH H. 
Published: May 2016

AbstractA mixture of the three isomeric clusters (IV), (Va), and (Vb) is obtained by reacting equimolar quantities of (I), (II), and (III) as shown and separated into (IV) and (V) by fractional crystallization.
ChemInform Abstract: Reactions of Coordination Compounds in the Solid State. Part 5. The Racemization of Potassium Ethylenediaminetetraacetate Cobaltate(III).
Authors: FUJIWARA T. , BAILAR J. C. JUN. 
Published: May 2016

AbstractThe title reaction of the optically active solid is studied at 152 and 174 °C. Some decomposition takes place at the higher temperature.
ChemInform Abstract: Synthesis of Novel Schiff Base Bis‐ and Tris‐Crown Ether Ligands Containing Recognition Sites for Alkali and Transition Metal Guest Cations.
Authors: BEER P. D. , CRANE C. G. 
Published: May 2016

AbstractThe Schiff base bis‐ and tris‐benzo crown ether ligands (III) and (X) containing recognition sites for alkali and transition metal guest cations are prepared from the di‐ and triamine (I) and (IX) and the crown ether aldehyde (II) according to the scheme.
ChemInform Abstract: Synthesis and Characterization of Some Ruthenium(V) Oxo Complexes of the Schiff Base, Bis(salicylaldehyde)‐o‐phenylenediamine, with Appended Cl‐, Imidazole and 2‐Methylimidazole: The First Examples of Stable Oxo Complexes via Direct Oxygenation.
Authors: TAQUI KHAN M. M. , SREELATHA CH. , MIRZA S. A. , RAMACHANDRAIAH G. , ABDI S. H. R. 
Published: May 2016

AbstractThe title complexes (II) can also be obtained by oxygenation with H2O2 or iodosyl benzene in water‐dioxane/DMF (yield 60‐65 or 55‐60%).
ChemInform Abstract: Reactions of Monoazadienes with Metal Carbonyl Complexes. Part 3. Thermal Conversion of N‐Alkyl‐(E)‐crotonaldimine with Ru3(CO)12 to σ‐N,μ2‐η3‐Allyl and μ2‐η3‐Azaallyl Bonded Six Electron Fragments Coordinated to a Hexacarbonyl Diruthenium Unit. X‐Ray Single Crystal Structure Determinations of Ru2(CO)6(σ‐N,μ2‐η3‐CH2CC(H)C(H)=N‐C4H9‐t) and Ru2(CO)6(μ2‐η3‐C2H5‐CC(H)N‐C4H9‐t).
Authors: POLM L. H. , ELSEVIER C. J. , MUL W. P. , VRIEZE K. , CHRISTOPHERSEN M. J. N. , MULLER F. , STAM C. H. 
Published: May 2016

AbstractThe thermal reaction of Ru3(CO)12 (I) with the monoazadiene (II) results in the formation of the two title complexes (III) and (IVa).
ChemInform Abstract: Rhodium‐Centered Formation of a Cyclobutenyl Ligand and Rearrangement to a Cyclopentadienyl Complex.
Authors: MUELLER J. + , TSCHAMPEL M. , KRUEGER C. + 
Published: May 2016

AbstractThe isolated complex (IV) contains an exo‐methyl‐tetraphenylcyclobutenyl ligand and is characterized by X‐ray diffraction (P42/n, Z = 8).
ChemInform Abstract: Neutral and Cationic Orthopalladated (C‐N) Complexes (C‐N: Phenylazophenyl, Dimethylbenzylamine, 8‐Methylquinoline, 2‐Methoxy‐3‐N,N‐dimethylaminopropyl).
Authors: FORNIES J. , NAVARRO R. , SICILIA V. 
Published: May 2016

AbstractThe chloride‐bridged, cyclopalladated compounds (I) are converted into the mononuclear, cationic derivatives (III) by elimination of chloride ligands in refluxing THF or acetone using AgClO4 and subsequent reaction with corresponding bidentate ligands (II).
ChemInform Abstract: Synthesis and in vitro Cytostatic Activity of Platinum(II) Nitrate Complexes with Propan‐1‐amine.
Authors: CHERCHI V. , FARAGLIA G. , SINDELLARI L. , SITRAN S. , FURLANI A. , SCARCIA V. 
Published: May 2016

AbstractThe nitrato‐Pt(II) complexes (I)‐(III) are prepared by reaction of the appropriate chloro and bromo precursor with AgNO3 in methanol and characterized by IR and 1H NMR spectroscopy as well as by thermal analysis (TG, DTG, DTA).
ChemInform Abstract: Tobacco Chemistry. Part 69. Five New Labdanic Compounds from Tobacco.
Authors: WAHLBERG I. , EKLUND A.‐M. , NORDFORS K. , VOGT C. , ENZELL C. R. , BERG J.‐E. 
Published: May 2016

AbstractThe constituent (I) is isolated from sun‐cured leaves whereas the compounds (II)‐(IV) are obtained from flowers of Greek tobacco.
ChemInform Abstract: Improved Synthesis of 8‐Methylene‐des‐AB‐cholestan‐9‐one.
Authors: MORZYCKI J. W. , RODEWALD W. J. , JUREK J. 
Published: May 2016

AbstractFragmentation of compound (I) under the conditions indicated affords the desired vitamin D synthon (III) together with the nitrile (II).
ChemInform Abstract: Organophosphorus Analogues and Derivatives of the Natural L‐Amino Carboxylic Acids and Peptides. Part 5. Synthesis of Analogues of Plumbemycin A.
Authors: NATCHEV I. A. 
Published: May 2016

AbstractThe analogues (IV)‐(VII), (IX), (X) of Plumbemycin are synthesized as outlined in the scheme for (IV), (V), (IX) and (X).
ChemInform Abstract: Chemoselective Enzymatic Monoacylation of Bifunctional Compounds.
Authors: CHINSKY N. , MARGOLIN A. L. , KLIBANOV A. M. 
Published: May 2016

AbstractDepending on the acylating agent (II) or (IV) employed, a selective acylation of either the OH group or the NH2 group of the bifunctional model compound (I) is achieved in the presence of a biocatalyst to give the products (III) or (V).
ChemInform Abstract: Functionally Substituted Vinyl Carbanions. Part 35. Short Synthesis of 3‐Deoxy‐D‐manno‐2‐octulosonic Acid (KDO).
Authors: ENHSEN A. , SCHMIDT R. R. 
Published: May 2016

AbstractThe octulosonate derivatives (VIII) and (IX) are prepared via dilithiation of the amides (VI) and subsequent treatment with the arabinose (VII).
ChemInform Abstract: Superconductivity of the YBa2Cu3Oy‐Ag System.
Authors: TSUCHIDA K. , MIURA Y. , TSUDO H. , KATO A. 
Published: May 2016

AbstractYBa2Cu3Oy‐Ag composite powders are prepared by a spray‐pyrolysis technique and the effect of the Ag content on the superconducting properties is studied.
ChemInform Abstract: The Oxygen Atom Transfer Chemistry of Heteropolytungstate “Browns” in Nonaqueous Solvents
Authors: PIEPGRASS K. , POPE M. T. 
Published: May 2016

Abstractis studied for the reduced heteropolyanions (AW(VI)9O37W(IV)3(OH2)3)n‐ (A: H2, B, Si; n = 6, 5, 4, resp.).
ChemInform Abstract: Crystal Structure, Spectroscopic and Magnetic Properties of the Complex (Cu(paphy)(NCS)(SCN)) (paphy: pyridine‐2‐carbaldehyde 2′‐pyridylhydrazone). An Unusual Di‐μ‐thiocyanato‐N Bridged Copper(II) Dimer.
Authors: MESA J. L. , ROJO T. , ARRIORTUA M. I. , VILLENEUVE G. , FOLGADO J. V. , BELTRAN‐PORTER A. , BELTRAN‐PORTER D. 
Published: May 2016

AbstractThe title dimer (I) crystallizes in the space group P21/a with Z=4.
ChemInform Abstract: Reduction Potentials of CO‐ 2 and the Alcohol Radicals.
Authors: SCHWARZ H. A. , DODSON R. W. 
Published: May 2016

AbstractEquilibrium constants are measured at 25 °C for the pulse radiolytic reactions X·‐ + Tl+ = X + Tl0 (X: CO2, CH2O, MeCHO, and Me2CO).
ChemInform Abstract: Meisenheimer‐Type Adducts from Thiophene Derivatives. Part 5. 1H and 13C NMR Studies of the Formation of Meisenheimer‐Type Adducts from 3‐Nitro‐furan, ‐thiophene, and ‐selenophene.
Authors: SANCASSAN F. , DELL'ERBA C. , GRONOWITZ S. , CONSIGLIO G. , SPINELLI D. 
Published: May 2016

AbstractThe difference between the reactivities of (IIIa) and (IIIb) can be explained by the different aromaticity of the parent compounds, whereas the higher stability of (IIIc) with respect to (IIIb) is at least in part caused by the better delocalization of negative charge in (IIIc).
ChemInform Abstract: Interaction of Enzymes with Surfactants in Aqueous Solution and in Water‐in‐Oil Microemulsions.
Authors: SCHOMAECKER R. , ROBINSON B. H. , FLETCHER P. D. I. 
Published: May 2016

AbstractThe hydrolysis of (I) in the presence of lipase such as C. viscosum lipase shows competitive (non‐competitive) inhibition when (II) ((III)) is added.
ChemInform Abstract: Homocub‐1(9)‐ene Trapped.
Authors: CHEN N. , JONES M. JUN. 
Published: May 2016

AbstractPhotolysis of the tosylhydrazones (I) and (VI) in the presence of trans‐ (IV) or cis‐4‐methyl‐2‐pentene (VII) yields the cyclopropanes (V) and (VIII).
ChemInform Abstract: Extrusion of Dibromocarbene Under Neutral Conditions.
Authors: WARNER P. M. , LU S.‐L. , GURUMURTHY R. 
Published: May 2016

AbstractThermal decomposition of the dibromo(4.3.1)propelladiene (II), obtained by dehydrogenation of the compound (I), in the presence of cyclohexene (III) leads to the formation of indan (IV) and 7,7‐dibromonorcarane (V), together with unreacted (II).
ChemInform Abstract: Hydrolysis of Fluoro‐Substituted β,β′‐Triketones.
Authors: KROKHALEV V. M. , SALOUTIN V. I. , PASHKEVICH K. I. 
Published: May 2016

AbstractHydrolysis of the perfluoroacyldiacetylmethanes (I) in a neutral or an acidic medium yields the fluoroalkyl β‐diketones (II), whereas in an alkaline medium acetylacetone (III) is obtained.
ChemInform Abstract: Polyspiranes. Part 18. Rearrangement Cascades. Part 13. From Tetraspiranes to Bispropellanes.
Authors: FITJER L. , QUABECK U. 
Published: May 2016

AbstractRearrangement of the tetraspirane (III) derived from the ketone (I) under kinetic (A)) or thermodynamic (B)) control leads to the products (IV)‐(VII), among them the bispropellane (VI).
ChemInform Abstract: 3‐Arylsulfonyloxazolidines as Chiral Templates. Asymmetric Synthesis of 2‐Substituted 2‐Hydroxycyclohexanecarbaldehydes from 2‐Hydroxymethylenecyclohexanone.
Authors: HOPPE I. , HOPPE D. , WOLFF C. , EGERT E. , HERBST R. 
Published: May 2016

AbstractTwo new stereogenic centers are formed upon condensation of the chiral sulfamide (I) with the enol (II) (→ (III)).
ChemInform Abstract: Electrophilic Heteroaromatic Substitutions. Part 10. Unexpected Results in the α‐Side‐Chain Chlorination of a Series of Ethyl 3,4,5‐Trialkylpyrrole‐2‐carboxylates.
Authors: SCARSELLA M. , SLEITER G. 
Published: May 2016

AbstractThe reaction of a series of 3,4,5‐trisubstituted pyrrole carboxylates such as (I), (VI), (VIII) or (X) with an excess of SO2Cl2 followed by solvolysis is investigated in several solvents and under different experimental conditions.
ChemInform Abstract: Oxidative Cyclization of 2‐Amino‐1‐benzylideneaminobenzimidazoles into 1,2,4‐Triazolo(1,5‐a)benzimidazoles.
Authors: KUZ'MENKO T. A. , KUZ'MENKO V. V. , POZHARSKII A. F. , KLYUEV N. A. 
Published: May 2016

AbstractDuring the thermal treatment of the 1‐benzylideneaminobenzimidazoles (III) and (VII), the 2‐methylamino derivatives (IIIb) and (IIIc) only undergo cyclization, producing the triazolobenzimidazoles (IVb) and (IVc).
ChemInform Abstract: 2,3:5,6‐Bis(ethylenedithio)‐ and Bis(trimethylenedithio)‐N,N′‐dicyanoquinonediimines as New Electron Acceptors.
Authors: OTSUBO T. , NOBUHARA Y. , KANEFUJI K. , ASO Y. , OGURA F. 
Published: May 2016

AbstractCyclocondensation of choranil (I) with the dithiols (II) leads to the formation of the quinones (III) which react with the carbodiimide (IV) to give the title compounds (V).
ChemInform Abstract: Silicon Compounds with Strong Intramolecular Steric Interactions. Part 34. Disilene versus Silanediyl(“Silylene”) Additions to CN and NCO Bonds.
Authors: WEIDENBRUCH M. , FLINTJER B. , POHL S. , SAAK W. 
Published: May 2016

AbstractThe first (2 + 2)cycloaddition to a CN triple bond is observed in the reaction of photolytic generated disilene (II) with (III) to give (IV) (space group P21/c; Z=4).
ChemInform Abstract: Synthesis and NMR Characterization of P‐Vinyl Substituted Phosphazene Precursors.
Authors: WATERS K. E. , NEILSON R. H. 
Published: May 2016

AbstractLithiation of the bissilylamine (I) followed by addition of chlorophosphines such as (II) and vinylmagnesium bromide (III) yields silylamino phosphines such as (IV).
ChemInform Abstract: Bis‐ortho‐Chelated Arylcopper Compounds. Synthesis and X‐Ray Crystal Structure of Cu4Br2(C6H3(CH2NMe2)2‐o,o′)2.
Authors: WEHMAN E. , VAN KOTEN G. , ERKAMP C. J. M. , KNOTTER D. M. , JASTRZEBSKI J. T. B. H. , STAM C. H. 
Published: May 2016

AbstractThe title compound (III) is prepared according to the scheme and characterized by X‐ray structure determination (space group Pcab, Z = 8).
ChemInform Abstract: Metal Complexes with Biologically Important Ligands. Part 49. Palladium and Platinum(II) Complexes of Thioglycinate and Thioalaninate.
Authors: ZAHN I. , POLBORN K. , BECK W. 
Published: May 2016

AbstractThe ionic and neutral chelate complexes (III) and (V) are obtained according to the scheme.
ChemInform Abstract: A Convenient Synthesis of (R)‐(+)‐Perillaldehyde.
Authors: TIUS M. A. , KERR M. A. 
Published: May 2016

AbstractRearrangement of (+)‐limonene oxide (I), induced by complex organometallic bases, yields the diastereoisomeric allylic alcohols (II) which are treated with phenylsulfenyl chloride (III), producing the allylic sulfoxide (IV) due to a further rearrangement process.
ChemInform Abstract: Harmonic Force Constants of the H3Si‐O‐‐AlH3 Anion. A Model of Si ‐O‐Al Bonds in Aluminosilicates.
Authors: HILL J.‐R. , SAUER J. 
Published: May 2016

AbstractQuantum chemical SCF calculations using the 3‐21G basis set yield stretching force constants of 733 and 365 N/m for the SiO and AlO bonds, resp., and 0.5·10‐18 N m rad‐2 for the SiOAl bending force constant.
ChemInform Abstract: Corrosion of Thin Film Magnetic Disk: Galvanic Effects of the Carbon Overcoat.
Authors: BRUSIC V. , RUSSAK M. , SCHAD R. , FRANKEL G. , SELIUS A. , DIMILIA D. , EDMONSON D. 
Published: May 2016

AbstractThe corrosion of AlMg/NiP/CoP/C thin film disk structures is studied.
ChemInform Abstract: Tetraphenylphosphonium Tetraiodotrithiotriarsenate, PPh4(As3S3I4),
Authors: SINNING H. , MUELLER U. + 
Published: May 2016

Abstractprepared as shown in the scheme crystallizes in the space group P21/c with Z=4 and is not isotypic with the corresponding chloro and bromo compounds, although the anion constitutions are of the same type.
ChemInform Abstract: Thermodynamics of the Formation of Metal Complexes of 1,4,10‐Trioxa‐7,13‐diazacyclopentadecane‐N,N′‐diacetic Acid and of 1,4,10,13‐Tetraoxa‐7,16‐diazacyclo‐octadecane‐N,N′‐diacetic Acid.
Authors: DELGADO R. , FRAUSTO DA SILVA J. J. R. , VAZ M. C. T. A. , PAOLETTI P. , MICHELONI M. 
Published: May 2016

AbstractThe trioxa ligand gives more stable transition‐metal complexes than the tetraoxa ligand due to more favorable heats of reaction.
ChemInform Abstract: X‐Ray Structural Studies of Chiral β‐Lactam Formation from an Achiral Oxo Amide Using the Chiral‐Crystal Environment.
Authors: SEKINE A. , HORI K. , OHASHI Y. , YAGI M. , TODA F. 
Published: May 2016

AbstractEither enantiomer of the chiral crystals of the achiral glyoxylamide (I), prepared in large quantities by seeding with a powdered single crystal during recrystallization of (I) from benzene, undergoes enantioselective photocyclization to β‐lactam (II).
ChemInform Abstract: Type III Intramolecular (2 + 2)Cycloadditions of Vinyl Ketenes.
Authors: SNIDER B. B. , ALLENTOFF A. J. , KULKARNI Y. S. 
Published: May 2016

AbstractThe dienoic acids (III) and (VIII) are transformed into the corresponding ketenes which undergo spontaneous intramolecular cycloaddition to give the bicyclo(3.2.0)heptenones (IV) and (IX).
ChemInform Abstract: Dimerization of Sorbic Acid.
Authors: HASLINGER E. , MUELLER A. + 
Published: May 2016

AbstractDimerization of sorbic acid (I) followed by esterification or of sorbic acid methyl ester (III) with or without montmorillonite as catalyst leads to the cyclohexenes (IVa)‐(Vd).
ChemInform Abstract: Synthesis and Biological Activity of 2‐(Halohetaroyl)‐2‐azahetarylacetonitriles.
Authors: BABICHEV F. S. , PATRATII V. K. , VOLOVENKO YU. M. , PRODANCHUK N. G. , SINCHENKO V. G. , NEMAZANYI A. G. 
Published: May 2016

AbstractThe hetarylacetonitriles (I) are coupled with the acid chlorides (II) to give the condensation products (III) which have bactericidal and fungicidal activity.
ChemInform Abstract: Fluoride Ion‐Catalyzed Reduction of Aldehydes and Ketones with Hydrosilanes. Synthetic and Mechanistic Aspects and an Application to the threo‐Directed Reduction of α‐Substituted Alkanones.
Authors: FUJITA M. , HIYAMA T. 
Published: May 2016

AbstractThe aldehydes (Ia) and the ketones (Ib) are reduced by dimethylphenylsilane (II) in the presence of a fluoride ion catalyst to give the alkoxysilanes (III).
ChemInform Abstract: Multiple Structure‐Reactivity Relationships for a Menschutkin‐Type SN2 Reaction.
Authors: YOH S.‐D. , TSUNO Y. , FUJIO M. , SAWADA M. , YUKAWA Y. 
Published: May 2016

AbstractA rule is formulated to relate the concerted changes in the effects of substituents in the substrate, the leaving group, and the attacking nucleophile to the change in mechanism.
ChemInform Abstract: Carbonylation of Vinyl Halides with Carbonylcobalt.
Authors: MIURA M. , OKURO K. , HATTORI A. , NOMURA M. 
Published: May 2016

AbstractCarbonylation of bromostyrenes such as (I) with CO/Co2(CO)8 in the presence of MeI and a base yields in most cases the E‐cinnamic acids (III).
ChemInform Abstract: Preparation of p,p′‐Disubstituted‐α,ω‐Diphenyl Polyenes.
Authors: SPANGLER C. W. , MCCOY R. K. , DEMBEK A. A. , SAPOCHAK L. S. , GATES B. D. 
Published: May 2016

AbstractCondensation of appropriately substituted aldehydes such as (I) with the bis‐Horner‐Emmons‐Wadsworth reagents (II) yields the diphenylpolyenes (III) containing 3‐6 conjugated double bonds with all‐E configurations.
ChemInform Abstract: A Novel Application of the Friedel‐Crafts Reaction to the Synthesis of Differently Substituted Polynuclear Compounds.
Authors: MAHATO S. B. , MANDAL N. B. , PAL A. K. , MAITRA S. K. , LEHMANN C. , LUGER P. 
Published: May 2016

AbstractDepending on the reaction conditions, Friedel‐Crafts reaction of dichloroacetyl chloride (III) with pairs of different arenes forms substituted polynuclear compounds such as (IV), (V), and (VII).
ChemInform Abstract: Catalyzed ipso‐Replacement of Phenolic Ethers by Grignard Reagents.
Authors: JOHNSTONE R. A. W. , MCLEAN W. N. 
Published: May 2016

AbstractThe aryl tetrazolyl ethers (II) undergo cross‐coupling with the Grignard compounds (I) in the presence of various nickel catalysts to form the substituted arenes (III).
ChemInform Abstract: Direct Lithiation of Hydroxyaromatics.
Authors: COLL G. , MOREY J. , COSTA A. , SAA J. M. 
Published: May 2016

AbstractLithiation of 2‐naphthol (I) with tert‐butyllithium and subsequent treatment with the electrophilic compounds (II) results in regioselective formation of the 3‐substituted 2‐naphthols (III).
ChemInform Abstract: Structurally New Macrocycles from the Resorcinol‐Aldehyde Condensation. Configurational and Conformational Analyses by Means of Dynamic NMR, NOE, and T1 Experiments.
Authors: ABIS L. , DALCANALE E. , DU VOSEL A. , SPERA S. 
Published: May 2016

AbstractCyclocondensation of resorcinol (I) with the aldehydes (II), followed by acetylation, produces the stereoisomeric macrocycles (IV) ‐ (VI) with boat, chair, and diamond‐like conformation.