bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Preparation and Solid‐State and Solution Studies of Three Compounds of the Tetraiodine Dication I2+ 4: I2+ 4(AsF‐ 6)2, I2+ 4(SbF‐ 6)2, and I2+ 4(Sb3F‐ 14)(SbF‐ 6).
Authors: FAGGIANI R. , GILLESPIE R. J. , KAPOOR R. , LOCK C. J. L. , VEKRIS J. E. 
Published: May 2016

AbstractThe title compounds (III), (VI), and (VIII) are prepared as shown in the scheme.
ChemInform Abstract: The Chemical Stability of YBa2Cu3O7‐x to Various Atmospheres
Authors: SHINOZAKI K. , KUROSAWA T. , NANJYO A. , MIZUTANI N. , KATO M. 
Published: May 2016

Abstract(O2, CO2, N2 + H2O, O2 + H2O, and CO2 + H2O at 20 °C and H2O + air at 40 °C) is examined by measuring the evolution and/or absorption of gases.
ChemInform Abstract: Electroreduction Mechanism of Aromatic Dicarboxylic Acids. Electrosynthesis of 1,4‐Benzenedimethanol.
Authors: OI R. , SAN‐NOHE K. , TAKENAKA S. 
Published: May 2016

AbstractThe electroreduction mechanism of terephthalic acid and isophthalic acid in acidic solution is studied by MO calculations.
ChemInform Abstract: Intramolecular Nucleophilic Addition of 2,3‐Dihydrodipyrrin‐1(10H)‐ones.
Authors: GRUBMAYR K. , WAGNER U. G. 
Published: May 2016

AbstractContrary to the MeOH adduct (see foregoing ref.), the intramolecular addition product (IV) is stable even in acidic CHCl3 solution.
ChemInform Abstract: Free Radical Reactions of Bicyclo(2.1.1)hexane (I) and Bicyclo(2.2.1)heptane (VIII).
Authors: WALTON J. C. 
Published: May 2016

AbstracttBuO· radicals abstract hydrogen from C(2) of (I) to give radicals (II) which are independently generated from (IVa) by Me3Sn· radicals (from (Me3Sn)2/(tBuO)2 in Ph‐tBu).
ChemInform Abstract: Regiospecific Catalytic Alkenylation of Aromatic Substrates with Coordinated Dienes: Reactions on Naphthalene Derivatives. Preliminary Results on Heteroaromatic Substrates.
Authors: DE RENZI A. , LOMBARDI A. , PANUNZI A. , SAPORITO A. 
Published: May 2016

AbstractSome stoichiometric and catalytic reactions of dimethylallene (L) with different substrates are studied.
ChemInform Abstract: Lithium N‐Lithiomethyl Dithiocarbamates: New N‐Alkylaminomethyl Anion Equivalents.
Authors: AHLBRECHT H. , KORNETZKY D. 
Published: May 2016

AbstractButylmethylamine (I) is converted to the N‐alkylbutylamines (VIII) via reaction of lithium N‐lithiomethyl dithiocarbamate (VI) with one equivalent of the electrophiles (VII).
ChemInform Abstract: Synthesis of N‐Substituted α‐Amino Acids by Electrocarboxylation of Imines with Sacrificial Metallic Anodes.
Authors: SILVESTRI G. , GAMBINO S. , FILARDO G. 
Published: May 2016

AbstractThe electrocarboxylation of imines (I) with metallic (Al, Zn) sacrificial anodes in diaphragmless cells using conductive solid materials (compact graphite, Ni, Pt, Cu, Pb, Zn) as cathodes to give the amino acids (III) is described.
ChemInform Abstract: Reinvestigation of a Novel N‐N Bond Formation Between Activated Hydroxamic Acids and Primary Amines.
Authors: HARTMANN W. 
Published: May 2016

AbstractReaction of the hydroxamic acids (I) with the primary amines (II) using p‐toluenesulfonyl chloride or 2‐chloro‐1‐methylpyridinium iodide (IV) as the activating agent does not yield 1‐acyl‐2‐alkylhydrazines, but the ureas (III) due to Lossen rearrangement.
ChemInform Abstract: Synthesis, Stability, and Reactions of 2,6‐Dichlorophenyllithium.
Authors: KRESS T. H. , LEANNA M. R. 
Published: May 2016

AbstractMetalation of 1,3‐dichlorobenzene (I) with butyllithium (II) gives selectively the 2,6‐dichlorophenyllithium (III) which reacts with the electrophiles (IV) to form the 2,6‐dichloro substituted benzenes (V).
ChemInform Abstract: Diastereoselective Conjugate Addition with Acetals, Oxazolidines, and Imidazolidines as Chiral Auxiliaries.
Authors: ALEXAKIS A. , SEDRANI R. , MANGENEY P. , NORMANT J. F. 
Published: May 2016

AbstractThe chiral o‐formylcinnamate derivative (I) is alkylated with the cuprates (II) to produce the optically active substituted propionates (III).
ChemInform Abstract: Aromatic Retinoids. Part 2. A Short and Convenient Route to 5‐(5,6,7,8‐Tetrahydro‐5,5,8,8‐tetramethyl‐2‐anthracenyl)‐2‐furan and ‐2‐thiophene Carboxylic Acids.
Authors: EUSTACHE J. , BERNARDON J.‐M. , SHROOT B. 
Published: May 2016

AbstractWittig olefination of the aldehyde (I) with the phosphorane (II) gives the isomeric olefins (III) and (IV).
ChemInform Abstract: Synthesis and Pharmacological Investigation of Novel Substituted Guanidines and 2‐Amino‐2‐imidazolines.
Authors: GLUSHKOV R. G. , NIKOLAEVA L. A. , DRONOVA L. N. , KOZLOVA O. V. , MEDVEDEV B. A. , MASHKOVSKII M. D. 
Published: May 2016

AbstractThe chloroformamidinium salts (III), prepared from the ammonium salts (I) and Viehe's salt (II), react with ethylenediamine (IV) or ammonia (VIII) to give the imidazolines (V) and (VII), the bisguanidines (VI), or the guanidines (IX).
ChemInform Abstract: Some Novel Reactions of 2‐Amino‐4‐methyloxazole with Aldehydes: Aryl and Alkyl Hydroxymethylation at C‐5.
Authors: KHAN H. R. , CRANK G. , JESDAPAULPAAN S. 
Published: May 2016

Abstract2‐Amino‐4‐methyloxazole (I) reacts with the aldehydes (II) to give the alcohols (III) instead of the expected imines.
ChemInform Abstract: New Synthesis of Cyproheptadine and Related Compounds Using Low Valent Titanium.
Authors: CID M. M. , SEIJAS J. A. , VILLAVERDE M. C. , CASTEDO L. 
Published: May 2016

AbstractLow valent Ti‐mediated reductive coupling of the respective components (I) and (II) yields the compounds (III); the reduction of (IIIa) provides biphenylmethylenepiperidine (IV).
ChemInform Abstract: Synthesis and Antiblastic Activity of Some N‐Acyl‐N′,N′‐bis(chloroethyl)‐N′′‐(1‐oxy‐2,2,6,6‐tetramethyl‐4‐piperidyl)phosphoric Triamides.
Authors: PROTSENKO L. D. , AVRUTSKAYA I. A. , DNEPROVA T. N. , KODINTSEVA E. YU. , ANDRIANOVA S. M. , SOLOGUB P. YA. 
Published: May 2016

AbstractThe amidophosphoric dichlorides (I) are consecutively coupled with the amines (II) and (III), yielding the phosphoric triamides (IV).
ChemInform Abstract: Preparation of Protected β‐Keto Aldehydes from β‐Keto Esters via Selective Reduction of Acyl(alkoxycarbonyl)ketene Dithioacetals.
Authors: CHOI E. B. , YOUN I. K. , PAK C. S. 
Published: May 2016

AbstractThe β‐keto esters (I) are converted to the ketene dithioacetals (IV) which are selectively reduced with magnesium, yielding the saturated acetals (V).
ChemInform Abstract: The Reaction of Cyclohexa‐3,5‐diene‐1,2‐dicarboxylic Acid Derivatives with para‐Benzoquinone and Azo Compounds. Part 1.
Authors: IORDACHE F. , DANILA M. , SCHIKETANZ A. , GHEORGHIU M. , BADEA F. 
Published: May 2016

AbstractDiels‐Alder reaction of the trans‐cyclohexadienedicarboxylate (I) with p‐benzoquinone (II) gives the endo/endo adduct (III) which is converted to the cage compound (IV) by photolysis.
ChemInform Abstract: Synthesis and Pharmacological Study of 5‐Aryl‐6‐methyl‐4,5‐dihydropyridazin‐3(2H)‐ones and Related 5‐Aryl‐6‐methylpyridazin‐3(2H)‐ones.
Authors: PINNA G. A. , CURZU M. M. , BARLOCCO D. , CIGNARELLA G. , CAVALLETTI E. , GERMINI M. , BERGER K. 
Published: May 2016

AbstractCyclocondensation of the dicarboxylic acid (I) with hydrazine hydrate (II) yields the dihydropyridazinone (III) which is converted into the pyridazinone (IV) by bromination/dehydrobromination.
ChemInform Abstract: Reactions of Uracils. Part 13. 6‐((Dimethylamino)methylene)amino‐1,3‐dimethyluracil: A Versatile Aza‐Diene Substrate for Cycloaddition and Michael‐Type Reactions.
Authors: WALSH E. B. , ZHU N. , GUO F. , WAMHOFF H. 
Published: May 2016

AbstractThe uracil (I) mentioned in the title reacts with the olefins (II) to give the (4 + 2)cycloadducts (III) which are dehydrogenated in boiling nitrobenzene, forming the pyridopyrimidines (IV).
ChemInform Abstract: Reactions of Nitrosyl Hexafluorophosphate with Some Olefinic Compounds in Acetonitrile: One Step Synthesis of 5,6‐Dihydro‐4H‐1,2‐oxazines.
Authors: LEE G. H. , LEE J. M. , JEONG W. B. , KIM K. 
Published: May 2016

AbstractThe alkylidene(thio)xanthenes (I) react with nitrosyl hexafluorophosphate (II) to yield the dihydro‐1,2‐oxazines (III).
ChemInform Abstract: 2,3‐Dihydro‐1H‐1,4‐benzodiazepines from 2‐Halobenzaldehydes and 1,2‐Ethanediamine: A New, Simple Synthesis.
Authors: BETAKIS E. , PIESCH S. , RIED W. 
Published: May 2016

AbstractThe dihydrobenzodiazepines (III) are obtained from the 2‐chlorobenzaldehydes (I) and 1,2‐ethanediamine (II) in the presence of stoichiometrical amounts of copper powder.
ChemInform Abstract: Monomeric Metaphosphate Formation During Radical‐Based Dephosphorylation.
Authors: AVILA L. Z. , FROST J. W. 
Published: May 2016

AbstractThe known N‐hydroxypyridine‐2‐thione adduct fragmentation chemistry is translated to organophosphonates of type (I)/(V); the benzene solution is reacted with tBu‐SH, Bu3SnH, or CCl4 at reflux with AIBN initiation.
ChemInform Abstract: Planar Tetracoordinate Carbon Atoms Hidden in the Tetrameric Aggregate of (2,6‐Dimethoxyphenyl)lithium.
Authors: HARDER S. , BOERSMA J. , BRANDSMA L. , VAN HETEREN A. , KANTERS J. A. , BAUER W. , VON RAGUE SCHLEYER P. 
Published: May 2016

AbstractIn the solid state as well as in apolar solvents the title lithium compound is a tetramer.
ChemInform Abstract: Organic Chemistry of Dinitrogen and Related Ligands. Part 7. N‐Vinylation or Oxidative Replacement of the Hydrazido(2‐) Ligand in Reactions of (WX(dppe)2(NNH2))Y (dppe: Ph2PCH2CH2PPh2, X: F or Br, Y: BF4 or Br) with Cyanoalkenes. X‐Ray Crystal Structure of (WBr(dppe)2(NC(Br)C(CN)C(CN)2)).
Authors: COLQUHOUN H. M. , CREASE A. E. , TAYLOR S. A. , WILLIAMS D. J. 
Published: May 2016

AbstractThe dinitrogen‐derived hydrazido(2‐) complexes (I) react with polycyanoalkenes such as (II) in the presence of base to give vinyldiazenido(1‐) complexes e.g. (III).
ChemInform Abstract: Dicobalt‐O‐BISTREN Cryptate as a Reversible Dioxygen Carrier for Oxygen Separation and Transport.
Authors: MOTEKAITIS R. J. , MARTELL A. E. 
Published: May 2016

AbstractSpectrophotometric studies of the dioxygen complex (I) are carried out over the temp. range 25‐95 °C. The complex is nearly completely formed at low temp. and nearly completely dissociated at 95 °C. At the highest temp. slow metal‐centered degradation of the dioxygen complex to the inert binuclear cobalt(III) cryptate is observed.
ChemInform Abstract: The Heteronuclear Cluster Chemistry of the Group 1B Metals. Part 10. Synthesis, Structures, and Dynamic Behavior of the Bimetallic Hexanuclear Group 1B Metal Cluster Compounds (M2Ru4(μ3‐H)2(μ‐Ph2As(CH2)nEPh2)(CO)12) (M: Cu or Ag; E: As or P; n = 1 or 2). X‐Ray Crystal Structure of (Cu2Ru4(μ3‐H)2(μ‐Ph2As(CH2)2PPh2)(CO)12).
Authors: BROWN S. S. D. , MCCARTHY P. J. , SALTER I. D. , BATES P. A. , HURSTHOUSE M. B. , COLQUHOUN I. J. , MCFARLANE W. , MURRAY M. 
Published: May 2016

Abstract(IVb) is investigated by X‐ray diffraction (P21, Z=4).
ChemInform Abstract: Synthesis of Os2(CO)8(μ‐CHCH3) from a Geminal Ditriflate and Its Reversible Carbonylation to a Ketene‐Bridged Diosmacycle.
Authors: BULLOCK R. M. , HEMBRE R. T. , NORTON J. R. 
Published: May 2016

AbstractThe preparation of the title complex (V) is shown in the scheme.
ChemInform Abstract: Chemistry of Pyrrole Pigments. Part 77. Synthesis and Structure of b‐Norbiladienes‐ac and b‐Nor‐bilatrienes‐abc, i.e., Bi‐9,9′‐dipyrrinonyles and Bi‐9,9′‐dipyrrinonylidenes, Respectively.
Authors: FALK H. , FLOEDL H. + , WAGNER U. G. 
Published: May 2016

AbstractThe b‐nor‐biladiene‐ac (II) is prepared by oxidative coupling of the dipyrrinone (I) in nearly quantitative yield.
ChemInform Abstract: Facile Synthesis of α‐Phosphorylated α‐Amino Acids.
Authors: KU B. , OH D. Y. 
Published: May 2016

AbstractThe α‐methoxy‐α‐(acylamino) acids (III), prepared from the hydroxy acids (I), react with the phosphites (IV) in the presence of boron trifluoride etherate to give the α‐phosphorylated α‐amino acids (V).
ChemInform Abstract: Fast, Radiation‐Hard Scintillating Detector: A Potential Application for Sol‐Gel Glass.
Authors: NOGUES J.‐L. , MAJEWSKI S. , WALKER J. K. , BOWEN M. , WOJCIK R. , MORESHEAD W. V. 
Published: May 2016

AbstractDue to the low processing temp., the sol‐gel process allows the preparation of organic/inorganic composite materials by doping silica gels with organic fluors.
ChemInform Abstract: Preparation and Characterization of Machinable Mica Glass‐Ceramics by the Sol‐Gel Process.
Authors: HAMASAKI T. , EGUCHI K. , KOYANAGI Y. , MATSUMOTO A. , UTSUNOMIYA T. , KOBA K. 
Published: May 2016

AbstractMica glass‐ceramics are prepared by the sol‐gel process using KF, MgSiF6, Al(OiPr)3, Si(OEt)4, and Mg(OMe)2 as starting materials.
ChemInform Abstract: Highly Resolved Proton Magnetic Resonance Studies on the Acidity of Zeolites and Related Catalysts.
Authors: ERNST H. 
Published: May 2016

AbstractFor the zeolites HY and HZSM‐5, mordenites, and amorphous silica‐aluminas, it is demonstrated that 1H MAS NMR spectra can be used to determine the strength and number of Bronsted acid sites.
ChemInform Abstract: The Nature of the Adsorbed Species and Mechanism of Adsorption of In(III) from Iodide Solutions at the DME.
Authors: MONTEMAYOR M. C. , FATAS E. 
Published: May 2016

AbstractThe reduction of In(III) in In(NO3)3/NaI solutions with ionic strength of 1.0 (maintained with NaClO4) is studied by means of interfacial admittance measurements.
ChemInform Abstract: The Lithium‐Boron Alloy, a Lithium‐Rich Multiphase Material. ‐ Preparation and Characterization.
Authors: SANCHEZ P. , BELIN C. 
Published: May 2016

AbstractIn order to optimize the synthesis of the Li‐rich Li‐B alloy, the reactivity of crystalline boron with lithium is studied by DSC.
ChemInform Abstract: The A(II)xMP2O7 Pyrophosphates: Synthesis and Structural Study of CaCoP2O7.
Authors: RIOU D. , LABBE P. , GOREAUD M. 
Published: May 2016

AbstractThe title compound, single crystals of which are obtained from stoichiometric mixtures of CaCO3, CoCO3, and (NH4)2HPO4 at 1273 K, crystallizes in the triclinic system P1.
ChemInform Abstract: Electron Transfer and Conformational Interconversions in 1,n‐Diphenylpolyenes (I).
Authors: SCHENK R. , HUBER W. , SCHADE P. , MUELLEN K. + 
Published: May 2016

AbstractThe diphenylalkenes (I) can exist as two (n = 2), three (n = 3), or 6 (n = 4) s‐cis/s‐trans conformers.
ChemInform Abstract: Stereoselective Synthesis of Alcohols. Part 28. Stereocontrol of Addition of Chiral (E)‐(α‐Chlorocrotyl)boronates to Chiral Aldehydes.
Authors: HOFFMANN R. W. , DRESELY S. , HILDEBRANDT B. 
Published: May 2016

AbstractIn the reaction of the chiral boronates (R)‐(II) or (S)‐(II) with chiral aldehydes (I), (VII), (IX), (XI), the diastereoselectivity depends on whether the asym.
ChemInform Abstract: Cyclophilic Reactions of Allene‐1,3‐dicarboxylic Ester. Part 7. Synthesis of Bicyclic and Tricyclic Heterocyclic Compounds Involving Nitrogen, Sulfur and Carbon as Nucleophiles.
Authors: DOAD G. J. S. , OKOR D. I. , SCHEINMANN F. , BATES P. A. , HURSTHOUSE M. B. 
Published: May 2016

AbstractThe title compound (I) is an excellent substrate for heterocyclic syntheses leading to products with ester side‐chains capable of further elaboration.
ChemInform Abstract: 1,3‐Dipolar Cycloaddition of Nitrones with Nitriles. Scope and Mechanistic Study.
Authors: HERMKENS P. H. H. , VAN MAARSEVEEN J. H. , KRUSE C. G. , SCHEEREN H. W. 
Published: May 2016

Abstract1,3‐Dipolar cycloaddition of nitrones such as (I) or (IV) with the nitriles (II) under thermal conditions gives the Δ4‐1,2,4‐oxadiazolines (III) or (V) with complete regioselectivity (the yield of (IIIc) can be raised up to 87% by using high pressure conditions in DMF, the yields of (IIIb) and (V) refer to ten‐fold excess of the dipolarophile).
ChemInform Abstract: Lipoxygenase Inhibitors from the Essential Oil of Garlic. Markovnikov Addition of the Allyldithio Radical to Olefins.
Authors: BLOCK E. , IYER R. , GRISONI S. , SAHA C. , BELMAN S. , LOSSING F. P. 
Published: May 2016

AbstractBrief pyrolysis of diallyl disulfide (Ia) leads to the detection of ca. 30 products such as (Ib), (II) or (III).
ChemInform Abstract: Synthesis of Stable 3,6‐Epidioxypyrazin‐2‐ones and α‐Oxo Imides by Photooxygenation of Pyrazin‐2‐ones with Singlet Oxygen.
Authors: NISHIO T. , TOKUNAGA N. , KONDO M. , OMOTE Y. 
Published: May 2016

AbstractPhotolysis of the pyrazinones (I) (7 examples given) in MeOH (II) under oxygen gives mixtures of the epidioxypyrazinones (III), the α‐oxo amides (IV) and the amides (V).
ChemInform Abstract: Selectivity and Mechanism in the Side‐Chain Halogenation of Methylbenzenes Promoted Photochemically and by Metal Complexes in the Presence of Halide Ions.
Authors: BACIOCCHI E. , CRESCENZI M. 
Published: May 2016

AbstractThe intramolecular selectivity in a variety of side‐chain halogenations of alkylaromatics is determined in AcOH at 60 °C by measuring the isomeric distribution in the reactions of the xylenes (I) (→ (II) + (III)) under the different conditions shown in the scheme.
ChemInform Abstract: Addition of Crotyltitanocenes to Aldehydes: Influence of Cyclopentadienyl Substituents on the Diastereoselective Formation of Homoallylic Alcohols.
Authors: COLLINS S. , DEAN W. P. , WARD D. G. 
Published: May 2016

AbstractThe addition of the (η3‐crotyl)titanocenes derived from (I) and (III) to the aldehydes (II) yields the anti‐ and syn‐adducts (IV) and (V).
ChemInform Abstract: Stabilized Carbanions by Alkyllithium‐Induced Decarboxylation of Non‐Enolizable Carboxylic Acids. An Anionic Equivalent to the Hunsdiecker Reaction.
Authors: GILDAY J. P. , PAQUETTE L. A. 
Published: May 2016

AbstractThe carboxylic acids (I) are decarboxylated in the presence of methyllithium and then treated with electrophilic agents to form the substitution products (III).
ChemInform Abstract: Mechanistic Studies on the Reaction of Chromium Carbene Complexes with Acetylenes: Furan Formation and the Dependence of the Product Distribution on the Stereochemistry of Reaction Intermediates.
Authors: MCCALLUM J. S. , KUNNG F.‐A. , GILBERTSON S. R. , WULFF W. D. 
Published: May 2016

AbstractThe reaction of the chromium complex (I) with acetylenes such as (II) yields mixtures of the phenols (III) and the furans (IV) (silica gel isolation of (IIIa) yields a 1:2.4 mixture of the phenol and its corresponding lactone).
ChemInform Abstract: An Unexpected Outcome of the Reaction Between β‐Lactones and Dissolved Potassium.
Authors: JEDLINSKI Z. , KOWALCZUK M. , MISIOLEK A. 
Published: May 2016

AbstractTreatment of the oxetanones (I) with a solution of potassium (II) in a crown ether, which contains potassium anions, results in ring cleavage, producing the carbanions (III).
ChemInform Abstract: Photochemical Formation of Heteromethylenecyclopropanes. Part 18. Photolysis of 5‐Alkylidene‐1,4‐dihydro‐1,4‐dimethyl‐5H‐tetrazoles. ‐ Diastereoselective Formation of (E)‐Aziridinimines.
Authors: QUAST H. , BIEBER L. , MEICHSNER G. 
Published: May 2016

AbstractIrradiation of the tetrazole derivatives (I) yields the title aziridinimines (II) as major products.
ChemInform Abstract: A Novel Ring Transformation of 5‐Acylaminouracils and 5‐Acylaminopyrimidin‐4(3H)‐ones into Imidazoles.
Authors: UEDA T. , MATSUURA I. , MURAKAMI N. , NAGAI S. , SAKAKIBARA J. , GOTO M. 
Published: May 2016

AbstractThe 5‐acylaminouracils (III) and the 5‐acylaminopyrimidin‐4(3H)‐ones (VI), prepared by acylation of the amino derivatives (I) or (V), undergo ring contraction upon treatment with sodium hydroxide in aqueous ethanol to give the imidazolecarboxamides (IV) or (VII).
ChemInform Abstract: Novel Synthesis of 1,3‐Oxazolidine‐2‐thione.
Authors: PAPSHEVA N. P. , GERASIMOVA V. V. , NEDOLYA N. A. 
Published: May 2016

AbstractThe acid‐catalyzed reaction between the vinyloxyethyl isothiocyanates (I) and the alkanols (II) affords the title compound (III) as the main product along with the expected acetals (IV).
ChemInform Abstract: Reaction of Chloroacetyl Chloride with the Salts of N‐Alkyl‐ or N‐Aryldithiocarbamic Acids. A Convenient Method of Synthesis of 3‐Substituted Rhodanines.
Authors: CRUZ K. , MACIAS A. , BELETSKAYA I. P. 
Published: May 2016

AbstractThe title reaction affords the products (III) in high yields.
ChemInform Abstract: Reaction of Some 2‐Nitro‐2‐azapropanol Derivatives with Azoles.
Authors: GAREEV G. A. , KIRILLOVA L. P. , SHUL'GINA V. M. , BUZILOVA S. R. , VOLOGDINA L. P. , VERESHCHAGIN L. I. 
Published: May 2016

AbstractThe reactions of the title compounds (I) and (VIII) using reaction conditions A) and B), resp., provides the various heterocyclic products shown in the scheme.
ChemInform Abstract: Synthesis of Sulfonyl Analogues of Hydantoins.
Authors: UNTERHALT B. , HANEWACKER G.‐A. 
Published: May 2016

AbstractThe sulfonamide (III), obtained by reaction of the (R)‐tryptophane compound (I) with chlorosulfonic methylamide (II), is cyclized upon traetment with alkali to form the (R)‐1,2,5‐thiadiazolin‐3‐one 1,1‐dioxide (IV).
ChemInform Abstract: Enantioselective Synthesis of Dihydropyridine Sulfones.
Authors: DAVIS R. , KERN J. R. , KURZ L. J. , PFISTER J. R. 
Published: May 2016

AbstractThe synthesis of the (S)‐sulfonyldihydropyridine (VIII) starting from the (R)‐sulfoxide (I) is described; the corresponding racemic form of (VIII) has been recently identified as a potent, orally bioavailable and long‐acting hypertensive agent in animal models.
ChemInform Abstract: Synthesis of 2‐Amino‐4,4‐bis(trifluoromethyl)‐3‐cyano‐1,4‐dihydrobenzo‐(h)quinoline.
Authors: KOMAROV K. V. , CHKANIKOV N. D. , SEREDA S. V. , ANTIPIN M. YU. , STRUCHKOV YU. T. , KOLOMIETS A. F. , FOKIN A. V. 
Published: May 2016

AbstractRegioselective alkylation of α‐naphthylamine (I) with the alkene (II) at C2 and subsequent heterocyclization give the title compound (III).
ChemInform Abstract: Diels‐Alder Reactions of 2‐Azadienes. Diastereoselective Syntheses of 2‐Azabicyclo(2.2.2)octan‐2‐ones and of 2,3,4‐Substituted Cyclohexanones.
Authors: RIVERA M. , LAMY‐SCHELKENS H. , SAINTE F. , MBIYA K. , GHOSEZ L. 
Published: May 2016

AbstractThe disiloxydihydropyridine (III) is subjected to (4 + 2)cycloaddition reaction with the dienophiles (IV) or (VI).
ChemInform Abstract: Homolytic Alkylation of Oxine with 1,4‐Dioxane.
Authors: ZELECHONOK YU. B. , IVANOVA L. P. , ZORIN V. V. , ZLOTSKII S. S. , RAKHMANKULOV D. L. 
Published: May 2016

AbstractBenzoyl peroxide‐initiated alkylation of oxine (I) with 1,4‐dioxane gives a mixture of the 2‐ and 4‐substituted products (III) and (IV).
ChemInform Abstract: A Convenient Synthesis of Ethyl β‐(Dioxohydropyridinyl)acrylate, Ethyl β‐(Dihydrodioxopyrido(3,2‐c)pyridazinyl)acrylate, and Ethyl β‐(Oxopyranyl)acrylate Derivatives.
Authors: ABDEL GALIL F. M. , HASHIM O. K. , SALEH S. S. 
Published: May 2016

AbstractThe aminocyanopentenedioate (I) dimerizes in refluxing pyridine to give the pyridinedione (II) as the major product.
ChemInform Abstract: Synthesis of 2‐Cyclohexylcarbonylperhydropyrazino(2,1‐a)isoquinolin‐4‐one.
Authors: TSIZIN YU. S. , SERGOVSKAYA N. L. , SHEKHTER O. V. 
Published: May 2016

AbstractStarting with the (cyclohexenylethyl)amine (I), the perhydropyrazinoisoquinoline (VII) is prepared as shown in the reaction scheme.
ChemInform Abstract: New Three‐ and Sixfold Bridged Phenylogous Cyclophanes.
Authors: SENDHOFF N. , KISSENER W. , VOEGTLE F. + , FRANKEN S. , PUFF H. 
Published: May 2016

AbstractCyclization of the sulfide (I) with the bromides (II) or (IV) leads to the threefold bridged cyclophane (III) or to the triple‐layered racemic cyclophane (V) and its meso‐analogue (VI).
ChemInform Abstract: Design and Synthesis of Photoresponsive Crown Ethers via Olefin Metathesis.
Authors: HAYAKAWA K. , NAITO R. , KANEMATSU K. 
Published: May 2016

AbstractThe crown ether‐fused cage compound (IVa), prepared from the benzoquinone (I) and the methoxymethylcyclopentadiene (II) via the cycloadduct (III), and its demethoxymethylated analogue (IVb) undergo cycloreversion upon heating, producing the dienediones (V).
ChemInform Abstract: Reactivity of Isoselenazole Derivatives Towards Electrophilic Reagents.
Authors: LUCCHESINI F. , PICCI N. , POCCI M. , DE MUNNO A. , BERTINI V. 
Published: May 2016

AbstractBromination of the isoselenazoles (I) with bromine or N‐bromosuccinimide gives the 4‐bromoisoselenazoles (II).