bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: η‐Arene‐Rhenium Chemistry: Activation of sp3 Carbon‐Hydrogen Bonds of Alkylbenzenes by Rhenium; Formation of Binuclear μ‐Alkylidene Derivatives.
Authors: GREEN M. L. H. , O'HARE D. 
Published: May 2016

AbstractCo‐condensation of Re atoms with arenes (IIa)‐(IIc) gives the complexes (I), whereas with (IId) a mixture of the isomers (III) is obtained.
ChemInform Abstract: Reactions of Acids and Alkyl Iodides with (Fe2(η‐C5H5)2(CNMe)4) and Related Complexes.
Authors: MANNING A. R. , MURRAY P. 
Published: May 2016

AbstractThe very high nucleophilicity and basicity of the N atoms of the μ‐CNR ligands in the Fe complexes (I) (only the cis isomer of (Ia), R1: Me, is used) is illustrated by their ability to react with alkyl iodides to give the cationic mono‐ and bis(iminium) derivatives (IIa), (IIb) or (IIIa), (IIIb) using a reactant molar ratio of 1:3‐10 or 1:30, respectively.
ChemInform Abstract: Some Attempts to Prepare Five‐Coordinated Gold(III) Complexes. Crystal and Molecular Structures of Cyclic (Au(C6H4CH2NMe2‐2)(phen)(PPh3)) (BF4)2·CH2Cl2, Bicyclic (Au(C6H4CH2NMe2‐2)(NC9H6O))BF4, and Bicyclic (Au(C6H4CH2NMe2‐2)(H2NC6H4S))ClO4.
Authors: VICENTE J. , CHICOTE M. T. , BERMUDEZ M. D. , JONES P. G. , FITTSCHEN C. , SHELDRICK G. M. 
Published: May 2016

AbstractThe gold(III) complex (I) reacts with neutral phosphine ligands to give the five‐coordinate complexes (II) and with KCN to yield (III) for which a five‐coordinate structure is proposed.
ChemInform Abstract: cis and trans Palladium(II) and Platinum(II) Complexes with 1,8‐Bis(diphenylphosphino)‐3,6‐dioxaoctane and Their Structural Characterization. The First Example of an Eleven‐Membered Diphosphine Chelate Involving cis Geometry.
Authors: HILL W. E. , TAYLOR J. G. , FALSHAW C. P. , KING T. J. , BEAGLEY B. , TONGE D. M. , PRITCHARD R. G. , MCAULIFFE C. A. 
Published: May 2016

AbstractThe monomeric cis and trans complexes (I) and (II), in which the ligand binds only by the two phosphine donor atoms, are synthesized and characterized by IR, electronic, and 31P NMR spectroscopy and molecular weight measurements.
ChemInform Abstract: Preparation, Stereochemistry, and Crystal Structures of Some Complexes of the Macrocycle 3,3,7,7,11,11,15,15‐Octamethyl‐1,9‐dithia‐5,13‐diazacyclohexadecane with Co(II), Ni(II), Cu(I), Cu(II), Zn(II), Rh(III), Ag(I), Cd(II), Pt(II), and Hg(II) Salts.
Authors: MCCRINDLE R. , FERGUSON G. , MCALEES A. J. , PARVEZ M. , RUHL B. L. , STEPHENSON D. K. , WIECKOWSKI T. 
Published: May 2016

AbstractThe complexing properties of the title ligand (I) towards a variety of metal ions is investigated.
ChemInform Abstract: Synthesis, Reactions, and NMR Studies of Some Substituted arachno‐Decaborane and arachno‐Nonaborane Derivatives, and the Isolation of Novel Polyhedral Diplatinaboranes. Crystal and Molecular Structure of (Pt2(PMe2Ph)2(η3‐B2H5)(η3‐B6H9)).
Authors: AHMAD R. , CROOK J. E. , GREENWOOD N. N. , KENNEDY J. D. 
Published: May 2016

AbstractReaction of the nido‐boranes (I) with Me2S affords the substituted arachno‐decaboranes (II), which, when heated under reflux with alcohols, give the arachno‐derivatives (III) and (IV).
ChemInform Abstract: Studies on the Use of 7‐Amino‐3‐(4‐aminophenyl)quinoline as a Benzidine Substitute.
Authors: KRISHNAN R. , SEKAR N. , SESHADRI S. 
Published: May 2016

AbstractThe title compound (IV), prepared from the malondialdehyde (I) and m‐phenylenediamine (II) by subsequent reduction of the nitro compound (III), is used as a benzidine substitute in the preparation of azo dyes such as (VI).
ChemInform Abstract: Synthesis of 6‐Acetamido‐2‐Substituted Quinoxaline Derivatives and Their Use as Fluorescent Whiteners for Polyester Fibres.
Authors: RANGNEKAR D. W. , TAGDIWALA P. V. 
Published: May 2016

Abstract6‐Nitro‐2‐chloroquinoxaline (III), prepared from (I) by nitration and chlorination, reacts with the amines (IV) to yield the 2‐amino derivatives (V).
ChemInform Abstract: Synthesis of Isosteric Methylene‐oxy Pseudodipeptide Analogues as Novel Amide Bond Surrogate Units.
Authors: RUBINI E. , GILON C. , SELINGER Z. , CHOREV M. 
Published: May 2016

AbstractThe syntheses of the fully protected dipeptide isosteres (II) and (V) which incorporate a methylene‐oxy bond replacing the amide bond is accomplished by condensation of the corresponding aminoalcohols (I) or (IVb) with bromoesters (III).
ChemInform Abstract: An Approach to the Preparation of Glycosyl Phosphates Using Salicylchlorophosphite as the Phosphitylating Reagent.
Authors: HERMANS J. P. G. , DE VROOM E. , ELIE C. J. J. , VAN DER MAREL G. A. , VAN BOOM J. H. 
Published: May 2016

AbstractThe reaction of the pyranose (I) with the title reagent (II) in the presence of Et3N yields the adduct (III) which reacts with the alcohol (IV) to afford the phosphite‐triester (V).
ChemInform Abstract: Application of a Radical Reaction to the Synthesis of L‐Iduronic Acid Derivatives from D‐Glucuronic Acid Analogues.
Authors: CHIBA T. , SINAY P. 
Published: May 2016

AbstractRadical bromination of the glucuronates acids (I) produces the corresponding α‐bromo derivatives (II), which are reduced by tributyltin hydride to give the L‐iduronic acid derivatives (III), together with the epimeric starting material (I).
ChemInform Abstract: Chlorination of a 1,5‐Anhydro‐3‐nitro‐1‐enitol Derivative in Various Ethers and Its MNDO Study.
Authors: SAKAKIBARA T. , YOSHINO K. , IIZUKA H. , ISHIDO Y. 
Published: May 2016

AbstractChlorination of 3‐nitro‐D‐glucal (I) in various ethers (II) yields the α‐D‐glucopyranosyl chlorides (III) and/or the ω‐chloroalkyl‐β‐D‐hexopyranosides (IV) and (V).
ChemInform Abstract: Approaches to the Synthesis of Aspidosperma Alkaloids. Part 2. Synthesis of 18,19‐Didehydrotabersonine.
Authors: BLOWERS J. W. , SAXTON J. E. , SWANSON A. G. 
Published: May 2016

AbstractFollowing the pathway shown in the scheme, the desired title compound (VIII) can be prepared starting from the aldehyde (I) (yield given in g for compound (III)).
ChemInform Abstract: Total Synthesis of 2′‐Deoxytoyocamycin, 2′‐Deoxysangivamycin and Related 7‐β‐D‐Arabinofuranosylpyrrolo(2,3‐d)pyrmidines via Ring Closure of Pyrrole Precursors Prepared by the Stereospecific Sodium Salt Glycosylation Procedure.
Authors: RAMASAMY K. , ROBINS R. K. , REVANKAR G. R. 
Published: May 2016

AbstractThe feasibility of attaching a sugar moiety stereospecifically to a preformed fully aromatic pyrrole is demonstrated by preliminary experiments, e.g. by the conversion (I) → (IIIa) (followed by deprotection and ammonolysis to afford (IIIb)).
ChemInform Abstract: Synthesis of 7‐Azaindole Glycosides.
Authors: KUPCHEVSKAYA I. P. , MIKHNOVSKAYA N. D. , STETSENKO A. V. , YANISHEVSKAYA T. V. 
Published: May 2016

Abstract7‐Azaindole (I) is coupled with the protected bromo sugars (II) to give the azaindole glycoside acetates (III) which are hydrolysed under alkaline conditions, producing the free glycosides (IV).
ChemInform Abstract: Glycosides of Substituted Pyridazinones‐3.
Authors: KUPCHEVSKAYA I. P. , STETSENKO A. V. 
Published: May 2016

AbstractThe pyridazinones (I) are coupled with the protected bromo sugars (II) to give the pyridazinone glycoside acetates (III) which are hydrolysed under alkaline conditions, producing the free pyridazinone glycosides (IV).
ChemInform Abstract: The Structures of Vulgarin and Its Isomers. A Reinvestigation.
Authors: ABEGAZ B. , CAMPS F. , COLL J. , FELIZ M. , JACOBSSON U. , MIRAVITLLES C. , MOLINS E. , TORRAMILANS J. 
Published: May 2016

AbstractThe title compound (Ia), isolated from the green parts of Artemisia rehan, is proved to be identical with barrelin, judaicin and tauremisin.
ChemInform Abstract: Synthesis from Aleuritic Acid of (Z)‐9‐Tricosene (Muscalure): The Sex‐ Attractant of Housefly.
Authors: SUBRAMANIAN G. B. V. , MICHAEL G. 
Published: May 2016

AbstractNatural erythro‐aleuritic acid (I) is converted into the aldehyde (II) which is treated with n‐heptyl magnesium iodide to produce the triol (III) after acidic hydrolysis.
ChemInform Abstract: InP Etchant for Submicron Patterns.
Authors: MATSUOKA T. , NAGAI H. 
Published: May 2016

AbstractThe new chemical etching solution, saturated bromine water (SBW), which has been developed for fabricating submicron patterns on InP and InGaAsP crystal surfaces, shows many advantages, such as small undercutting, low and stable etching rate for high controllability and reproducibility, no pit or gas generation for high uniformity.
ChemInform Abstract: Raman and 67Zn NMR Studies of the Structure of Zinc(II) Solutions in Concentrated Aqueous Potassium Hydroxide.
Authors: CAIN K. J. , MELENDRES C. A. , MARONI V. A. 
Published: May 2016

AbstractThe Raman results obtained for a wide range of Zn2+ and OH‐ concentrations give evidence of only one highly symmetrical Zn2+ complex, which is shown by 67Zn NMR spectroscopy to be tetrahedral Zn(OH)42‐.
ChemInform Abstract: Composition and Thermochemistry of the Equilibrium Vapour of the Systems NaI‐FeI2 and NaI‐PbI2
Authors: HILPERT K. , GERADS H. , KOBERTZ D. , MILLER M. 
Published: May 2016

Abstractin the temp. ranges 574‐683 K and 562‐669 K, resp., have been investigated by the mass spectrometric Knudsen effusion method.
ChemInform Abstract: Solution Thermodynamics of Europium‐Fluoride Complexation.
Authors: BAISDEN P. A. , GRANT P. M. , KINARD W. F. , TORRES R. A. 
Published: May 2016

AbstractThe enthalpy of formation of EuF2+ in solution has been redetermined by titration at μ = 1.0 M (NaClO4) to be ΔH101 = 9.61 kJ mol‐1 at 25 °C. This value is a factor of 4.0 lower than the presently accepted literature value.
ChemInform Abstract: Effect of Anisotropic Graphite on Discharge Performance of Positive Plates in Pasted‐Type Lead‐Acid Batteries.
Authors: TOKUNAGA A. , TSUBOTA M. , YONEZU K. , ANDO K. 
Published: May 2016

AbstractIt is demonstrated that the addition of anisotropic graphite to the positive paste results in an improvement of the cycle life performance of the pasted‐type lead‐acid battery and in an increase of the capacity of the positive plates.
ChemInform Abstract: Effects of Microencapsulation of Hydrogen Storage Alloy on the Performances of Sealed Nickel/Metal Hydride Batteries.
Authors: SAKAI T. , ISHIKAWA H. , OGURO K. , IWAKURA C. , YONEYAMA H. 
Published: May 2016

AbstractParticles of the hydrogen storage alloy LaNi4.7Al0.3 are microencapsulated by a porous, thin film of Cu and the improvement of anodes of this microencapsulated alloy powder is demonstrated.
ChemInform Abstract: Lithium Intercalation Cells Without Metallic Lithium: MoO2/LiCoO2 and WO2/LiCoO2.
Authors: AUBORN J. J. , BARBERIO Y. L. 
Published: May 2016

AbstractIn order to avoid the problems associated with metallic Li (poor cycling efficiency, high equivalent volume, extreme reactivity), the possibility of using a reducing intercalation compound such as MoO2 or WO2 as negative electrode material coupled with highly oxidizing LiCoO2 as positive electrode material in secondary electrochemical cells has been studied.
ChemInform Abstract: New, One‐Step Syntheses of BrF3O and BrF4O‐ Salts and the Preparation and Characterization of RbBrF4O and NaBrF4O.
Authors: WILSON W. W. , CHRISTE K. O. 
Published: May 2016

AbstractThe reactions, outlined in the scheme, provide new, simple one‐step syntheses of BrF4O‐ salts and BrF3O starting from commercially available materials.
ChemInform Abstract: The Molten Salt Synthesis of Large Crystal‐Sized SrTiO3.
Authors: ARENDT R. H. , PASCO W. D. 
Published: May 2016

AbstractA process is developed for the preparation of SrTiO3 crystallites with a relatively narrow crystal size distribution and an average crystal size ranging from 0.3 to 13.0 μm using molten alkali metal carbonates as reaction medium and SrTiO3 "seed" crystals having the desired size characteristics.
ChemInform Abstract: Electroorganic Synthesis. Reductive Alkylation of Functionalized 1,2‐Dithiole‐3‐thiones.
Authors: DARCHEN A. , BERTHELOT P. , VACCHER C. , VIANA M. N. , DEBAERT M. , BURGOT J. L. 
Published: May 2016

AbstractThe substituted 1,2‐dithiole‐3‐thiones (I) are electrochemically reduced to form the intermediates (II) and (III) which are alkylated, yielding Z‐ and E‐isomers of the unsaturated dithiocarboxylates (V).
ChemInform Abstract: Reactivity Enhancement Through Strain and Electronic Effects: α‐Heterocyclopropylideneacetates as Powerful Michael Acceptors.
Authors: SEYED‐MAHDAVI F. , TEICHMANN S. , DE MEIJERE A. 
Published: May 2016

AbstractThe α‐chlorocyclopropylideneacetate (I) is substituted to form the phenylselenenyl derivative (IIa) which can be converted to the sulfides (IIb) and (IIc).
ChemInform Abstract: Acyclic Stereoselection. Part 38. Influence of Enolate Geometry on the Stereochemistry of Michael Additions of Ketone Enolates to α,β‐Unsaturated Ketones.
Authors: OARE D. A. , HEATHCOCK C. H. 
Published: May 2016

AbstractThe lithioenolates (I) react with the unsaturated ketones (II) to give a mixture of the isomers (III) and (IV).
ChemInform Abstract: New Heterocycles Derived from a Simultaneous Substitution and Reductive Acetylation of 2,5‐Dihydroxy‐1,4‐benzoquinone by N‐Containing Heterocycles.
Authors: FARFAN N. , ORTEGA E. , CONTRERAS R. 
Published: May 2016

AbstractCondensation reaction of 2,5‐dihydroxy‐1,4‐benzoquinone (II) with the pyridines (I) or acridine (IV) in acetic anhydride leads to the formation of the tetraacetates (III) or (V).
ChemInform Abstract: Methyl Shifts in 1,4‐Dipoles from Sulfonyl Isocyanates and Ketene O,N‐Acetals.
Authors: SCHAUMANN E. , MARR T. , NIMMESGERN H. , SIEVEKING S. 
Published: May 2016

AbstractAt low temp., sulfonyl isocyanates (I) react with ketene O,N‐acetals (II) to give 1,4‐dipoles (III).
ChemInform Abstract: Radical Ions and Photochemical Charge Transfer Phenomena. Part 16. Photoreactions of Biacetyl with Electron‐Rich Olefins. An Extended Mechanism.
Authors: MATTAY J. , GERSDORF J. , BUCHKREMER K. 
Published: May 2016

AbstractProducts of cycloaddition and reduction are obtained by photolysis of (I) and (II) with quantum yields which increase with solvent polarity.
ChemInform Abstract: Organic Photochemistry. Part 78. Photoreaction of α‐Phenylcrotononitrile Derivatives: The Facile Cyclopropane Ring Formation.
Authors: KUMAGAI T. , SEGAWA T. , ENDO Z. , MAKAI T. 
Published: May 2016

AbstractThe phenylcrotononitriles (I) cyclize photochemically to give the cyclopropanes (II), together with the isomerization products (III).
ChemInform Abstract: Photochemistry of the Conjugated Nitrogen‐Carbonyl Systems. Part 2. Photosensitized Oxygenation of 2‐Pyridones.
Authors: SATO E. , IKEDA Y. , KANAOKA Y. 
Published: May 2016

AbstractPhotooxygenation of the pyridones (I) produces the cycloimides (III) or the pyridinediones (IV).
ChemInform Abstract: Reactions of Unsaturated Compounds. Part 128. trans‐Reduction of β‐Isopropenylacetylenic Alcohols with Lithium Aluminum Hydride.
Authors: KHRIMYAN A. P. , MAKARYAN G. M. , BADANYAN SH. O. 
Published: May 2016

AbstractThe reduction of the enynols (I) by a fourfold excess of LiAlH4 in refluxing THF smoothly and regiospecifically affords the trans‐dienols (II).
ChemInform Abstract: An Equilibrium Study of the Conversion of L‐Phenylalanine to trans‐Cinnamic Acid and Ammonia.
Authors: TEWARI Y. B. , GAJEWSKI E. , GOLDBERG R. N. 
Published: May 2016

AbstractThe thermodynamics of the enzymatic conversion (L‐phenylalanine ammonia‐lyase) of aqueous L‐phenylalanine (I) to trans‐cinnamic acid and ammonia (→ (II)) has been investigated by using high‐performance liquid chromatography.
ChemInform Abstract: Cycloaddition Reactions of Heterocumulenes. Part 28. A 1,6‐Dipole Stabilized by No‐Bond Resonance. Molecular Structure and Reactivity.
Authors: SCHAUMANN E. , KAUSCH E. , KLASKA K.‐H. , KLASKA R. , ECK J. 
Published: May 2016

AbstractThe reactions of the mesomeric 1,6‐dipole (I) (space group P21 with Z=2) with the heterocumulenes (II) and (III) are studied (see scheme).
ChemInform Abstract: Reactions of Halogen‐Containing O‐Silylated Enolates. Part 1. Reaction of β,β‐Dichlorovinyloxytrimethylsilane with α‐Chloro Ethers in the Presence of Zinc Chloride.
Authors: SHCHEPIN V. V. , RUSSKIKH N. YU. , LAPKIN I. I. 
Published: May 2016

AbstractThe vinyloxysilane (III), prepared in situ from chloral (I), trimethylchlorosilane (II), and zinc, reacts with the chloromethyl ethers (IV) in the presence of zinc chloride to give the alkoxydichloropropanals (V).
ChemInform Abstract: Further Studies on Stereoselective Synthesis of Vicinal Diamines from 3,6‐Dihydrothiazine‐1‐imines.
Authors: NATSUGARI H. , TUROS E. , WEINREB S. M. , CVETOVICH R. J. 
Published: May 2016

AbstractCycloaddition of the diene (I) with dicarbomethoxysulfur diimide (II) produces the epimers (III) which rearrange to form the thiadiazolidines (IV).
ChemInform Abstract: 2‐Cyano‐6‐methoxytetrahydropyran, a Useful Protected Cyanohydrin for 2‐Substituted Cyclohexenone Synthesis.
Authors: LAREDO G. C. , MALDONADO L. A. 
Published: May 2016

AbstractAlkylation of the cyanomethoxytetrahydropyran (I), prepared from glutaraldehyde, with the primary halides (II) yields the derivatives (III) which are transformed into the 2‐substituted cyclohexenones (IV) by cleavage, producing the corresponding hemi‐acetals, and subsequent cyclization.
ChemInform Abstract: Synthesis and Pharmacological Screening of Some New N‐(4‐(N,N‐Disubstituted Amino carbonyl)phenyl)‐4‐nitrobenzoic Acid Hydrazides.
Authors: AGARWAL S. , PANDE A. , SAXENA V. K. , CHOWDHURY S. R. 
Published: May 2016

AbstractThe synthesis of the title compound (III) is accomplished by condensation of the acid chloride (Ib) (from the known hydrazide (Ia)) with the prim. and sec. amines (II).
ChemInform Abstract: Kinetic and Mechanistic Particularities of the Alkaline Hydrolysis of 2‐Phenylethylene‐1‐sulfonic Acid Phenyl Esters.
Authors: VIZGERT R. V. , ENYA V. I. , TUCHANSKII I. M. , PEKHTEREVA T. M. 
Published: May 2016

AbstractThe title compounds (III) are synthesized by treating the sulfochloride (I) with the phenolates (II) or with the phenols (IV) in the presence of triethylamine.
ChemInform Abstract: Synthesis of Heterocyclic Compounds. Part 51. Schiff Bases of Ethyl 2‐Aminofurancarboxylates.
Authors: CILLER J. A. , SEOANE C. , SOTO J. L. , YRURETAGOYENA B. 
Published: May 2016

AbstractThe α‐acylcinnamates (III), prepared by Knoevenagel condensation of the aldehydes (I) and the acylacetates (II), are treated with HCN to form the nitriles (IV).
ChemInform Abstract: Experiments Directed Towards the Synthesis of Anthracyclinones. Part 12. Preparation of a Substituted Isobenzofuran from an Anthradifuran.
Authors: BODDY I. K. , CAMBIE R. C. , RUTLEDGE P. S. , WOODGATE P. D. 
Published: May 2016

AbstractThe anthradifuran (II) ‐ obtained by treatment of (I) with Eaton's reagent ‐ is converted to the title compound (VI), a potential intermediate for the synthesis of anthracyclinones from anthraquinones.
ChemInform Abstract: Synthesis of Diethylaminoethyl Ethers of Bibenzofurans and Bisbenzofuryl Ketones as Pharmacochemical Analogues of Tilorone.
Authors: GUILLAUMEL J. , ROYER R. 
Published: May 2016

AbstractThe derivatives (V) and (X), which are related to tilorone (XI), are prepared by three methods shown in the reaction scheme.
ChemInform Abstract: A Novel Synthesis of Benzofuran and Related Compounds. Part 1. The Vilsmeier Reaction of Phenoxyacetonitriles.
Authors: HIROTA T. , FUJITA H. , SASAKI K. , NAMBA T. , HAYAKAWA S. 
Published: May 2016

Abstract3‐Methoxyphenoxyacetonitrile (I) undergoes Vilsmeier reaction to yield the isomeric aldehydes (II) and the cyanobenzofuran (IIIa).
ChemInform Abstract: An Aromatic Version of Claisen Rearrangement of Lactonic Silyl Enolates. A New Access to Potential Intermediates for Eudesmane Type of Sesquiterpenes.
Authors: NEMOTO H. , SHITARA E. , FUKUMOTO K. , KAMETANI T. 
Published: May 2016

AbstractThe nitrile (Ia), obtained from 2,6‐dimethylcyclohexanone and acrylonitrile, is transformed into the hydroxy acid (III).
ChemInform Abstract: Pesticidal Mannich Bases Derived from Isatinimines.
Authors: RAM V. J. , MISHRA L. , PANDEY H. N. , VLIETINCK A. J. 
Published: May 2016

AbstractIsatin (I) is converted to the imines (III) which undergo Mannich reaction with the amines (IV) to produce the bases (V).
ChemInform Abstract: Cyclo‐octa(def)carbazole, a New Heterocyclic Paratropic Ring System.
Authors: MITCHELL G. , REES C. W. 
Published: May 2016

AbstractThe photolysis of the naphthylbenzotriazoles (I) gives the deep red cyclooctacarbazoles (II), a new heterocyclic ring system.
ChemInform Abstract: Synthesis and Spectral Behavior of 5‐Methyl‐3‐phenyl‐1,3‐oxazolidin‐2‐ ones Using NMR.
Authors: NISHIYAMA T. , MATSUI S. , YAMADA F. 
Published: May 2016

AbstractThe arylamino alcohols (I) are cyclized in the presence of phosgene (II), yielding the oxazolidines (III).
ChemInform Abstract: Regioselective Effects of the Allylic Heteroatoms in 1,3‐Dipolar Cycloaddition of Nitrones to Several Allyl Derivatives.
Authors: INOUYE Y. , NIWAYAMA S. , OKADA T. , KAKISAWA H. 
Published: May 2016

AbstractCycloaddition reaction of the alkenes (I) with the nitrones (II) produces mixtures of the isoxazolidines (III) and (IV).
ChemInform Abstract: Synthesis of Heterocycles. Part 6. Synthesis and Antimicrobial Activity of Some 4‐Amino‐5‐aryl‐1,2,4‐triazole‐3‐thiones and Their Derivatives.
Authors: EWEISS N. F. , BAHAJAJ A. A. , ELSHERBINI E. A. 
Published: May 2016

AbstractThe aroyldithiocarbazates (I) are cyclized with hydrazine to form the 4‐aminotriazole‐3‐thiones (II) which are either acylated to give (IV) or alkylated, producing (V) or (VIII).
ChemInform Abstract: Synthesis and in vitro Antimicrobial and Antifungal Properties of Some Novel 1,3,4‐Thiadiazole and s‐Triazolo(3,4‐b)(1,3,4)thiadiazole Derivatives.
Authors: OMAR A.‐M. M. E. , WAFA O. M. A. 
Published: May 2016

AbstractThe thiadiazoles (I) are cyclized either by heating with the isothiocyanates (II) or by treatment with CS2 to yield the thionotriazolothiadiazoles (III).
ChemInform Abstract: Nitriles in Heterocyclic Synthesis. A Novel Synthesis of Spiropyran‐4‐ ylindolidene Derivatives.
Authors: HAFEZ E. A. A. , GALIL F. M. A. , SHERIF S. M. , ELNAGDI M. H. 
Published: May 2016

AbstractThe dihydroindoles (I) react with the pyrazolinones (II) to produce the spiro derivatives (III).
ChemInform Abstract: Methyl Derivatives of Tetrahydrobenzo‐ and Benzofurocoumarins, a New Class of Potential Photoreagents Toward DNA.
Authors: RODIGHIERO P. , PALUMBO M. , MARCIANI MAGNO S. , MANZINI P. , GIA O. , PIRO R. , GUIOTTO A. 
Published: May 2016

AbstractThe hydroxycoumarins (II) are coupled with the 2‐bromocyclohexanone (I) and then cyclized under basic conditions to yield the tetracycles (III).
ChemInform Abstract: Synthesis of 4‐Aryl‐1,4‐dihydro‐2,6‐bis(trifluoromethyl)‐3,5‐pyridinedicarboxylates.
Authors: KIM D. H. 
Published: May 2016

AbstractThe aromatic aldehydes (I) are coupled with the ethyl trifluoroacetoacetate (II) on heating to form the piperidinediols (III).
ChemInform Abstract: Synthesis of Substituted 5,6,7,8‐Tetrahydroquinolines from Conjugated Ketoximes.
Authors: CHELUCCI G. , COSSU S. , SOCCOLINI F. 
Published: May 2016

AbstractThe unsaturated ketones (III), prepared from the tetrahydrobenzaldehydes (I) and the methyl ketones (II), are converted to the oximes (IV).
ChemInform Abstract: Ambident Reactivity of 1,2‐Disubstituted Dihydro‐N‐heteroaromatic Systems. Part 11. Aromatization of N‐Sulphonyl‐1,2‐dihydroquinolines and ‐isoquinolines Containing an α‐Indole or Pyrrole Substituent.
Authors: CHMILENKO T. S. , NEZDIIMINOVA T. N. , SIDORENKO L. M. , SHEINKMAN A. K. 
Published: May 2016

AbstractThe dihydroquinolines (I) and ‐isoquinolines (V) are aromatized by reaction with trityl perchlorate (II) under removal of the pyrrole or indole moieties to give the (iso)quinolinium salts (III) and (VI) respectively.
ChemInform Abstract: Pyridoannelation of Hindered Ketones via Their Nitrogen Derivatives. Synthesis of 5,6,7,8‐Tetrahydro‐8,9,9‐trimethyl‐5,8‐methanoquinolines from (+)‐Camphor.
Authors: CHELUCCI G. , DELOGU G. , GLADIALI S. , SOCCOLINI F. 
Published: May 2016

AbstractSeveral experiments are performed to convert the camphor derivatives (I), (V), or (VII) to the fused pyridines (II).