bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: On the Reaction of N‐Vinyliminophosphorane. Part 5. The Formation of Pyridines or Pyrroles by the Reaction of N‐Vinyliminophosphoranes with α,β‐Unsaturated Ketones or α‐Bromo Ketones.
Authors: KOBAYASHI T. , IINO Y. , NITTA M. 
Published: May 2016

AbstractThe phenylvinyliminophosphoranes (III) are subjected to cycloaddition reactions with the α,β‐unsaturated carbonyl compounds (IV) or the α‐bromo carbonyl derivatives (IX): (III) and (IV) form the pyridines (V) or the regioisomer (VIII), the 1,5‐dicarbonyl compounds (VI) and acetophenone (VII).
ChemInform Abstract: Electronic Transitions of Polyacenequinone Radical Anions in the 1‐2 μm Region.
Authors: JOZEFIAK T. H. , MILLER L. L. 
Published: May 2016

AbstractCompounds (I)‐(VI) (position of substituent tBu in (I) not defined) are reduced electrochemically (DMF, 0.1 (Bu4N)+‐BF4‐) and the anodic and cathodic peak potentials as well as the absorptions λmax, (log ε) of their semiquinones are tabulated.
ChemInform Abstract: A Study of Complex Formation Between Differently Charged Free‐Base Porphyrins and Samarium Porphyrins.
Authors: RADZKI S. , KRAUSZ P. , GASPARD S. , GIANNOTTI C. 
Published: May 2016

AbstractThe intramolecular interactions and complex formations between anionic, neutral and cationic free porphyrin bases (Ia)‐(Ic) and their Sm(III) complexes are investigated in DMSO by spectrophotometric methods.
ChemInform Abstract: Alkylation of Heteroaryl Halides by 2:1 Grignard Reagent/Cu(I) Mixtures. Synthesis of Alkylated Octahydrodibenzo(b,j)(1,10)phenanthrolines.
Authors: BELL T. W. , HU L.‐Y. , PATEL S. V. 
Published: May 2016

Abstract1,2‐Diaminobenzene (I) and the cyclohexanonecarboxylate (II) are coupled and then cyclized to form the dibenzophenanthrenedione (III) which is converted to the chloro derivative (IV).
ChemInform Abstract: Synthesis and Structure of Carboxylic Acid N‐Vinyl‐N‐alkylamides.
Authors: AKSENOV A. I. , KONDRAT'EV N. B. , DEMIDOVA N. V. , PROKOF'EV E. P. , OVSEPYAN A. M. , LAVUT E. E. , PANOV V. P. , KIRSH YU. E. , KOCHERGIN P. M. 
Published: May 2016

AbstractReaction of the Schiff bases (I) with the carboxylic anhydrides (II) yields the amides (III) mentioned in the title.
ChemInform Abstract: Studies in SRN1 Series. Part 19. A General SRN1‐Based Method for Total Synthesis of Unsymmetrically Hydroxylated 2,2′‐Binaphthalenes.
Authors: BEUGELMANS R. , BOIS‐CHOUSSY M. , TANG Q. 
Published: May 2016

AbstractThe binaphthalenes (V) mentioned in the title are prepared by photochemically induced coupling of the 2‐acetylnaphthalenes (I) with the o‐bromoacetophenones (II) via cyclization of the intermediate benzyl naphthyl ketones (III).
ChemInform Abstract: Diastereoselectivity in the Directed Aldol Condensation of 2‐Trimethylsiloxyfuran with Aldehydes. A Stereodivergent Route to threo and erythro δ‐Hydroxy‐γ‐lactones.
Authors: JEFFORD C. W. , JAGGI D. , BOUKOUVALAS J. 
Published: May 2016

Abstract2‐Trimethylsiloxyfuran (I) is coupled with the aldehydes (II) to give mixtures of the diastereomeric alcohols (III).
ChemInform Abstract: Stereoselectivity During Intramolecular Nitrile Oxide Olefin Cycloadditions. Synthesis of Fused Azetidines.
Authors: HASSNER A. , MURTHY K. S. K. 
Published: May 2016

AbstractThe azetidine (II) is coupled with the nitroalkenes (I) to produce the N‐(2‐nitroethyl) derivatives (III).
ChemInform Abstract: Flash Vacuum Pyrolysis of α‐Toluenesulfonyl Azide.
Authors: ABRAMOVITCH R. A. , HARDER R. R. , HOLCOMB W. D. 
Published: May 2016

AbstractFlash vacuum pyrolysis of the sulfonyl azide (I) leads to the formation of the pyridine (III), together with bibenzyl (II) and the benzisothiazole dioxide (IV).
ChemInform Abstract: Synthesis and β‐Lactamase Inhibitory Properties of 2β‐((1,2,3‐Triazol‐ 1‐yl)methyl)‐2α‐methylpenam‐3α‐carboxylic Acid 1,1‐Dioxide and Related Triazolyl Derivatives.
Authors: MICETICH R. G. , MAITI S. N. , SPEVAK P. , HALL T. W. , YAMABE S. , ISHIDA N. , TANAKA M. , YAMAZAKI T. , NAKAI A. , OGAWA K. 
Published: May 2016

AbstractCycloaddition reaction between the azido group in (I) and the acetylenes (II) gives the title compounds (III) directly.
ChemInform Abstract: Inhibitors of Dopamine β‐Hydroxylase. Part 3. Some 1‐(Pyridylmethyl)imidazole‐2‐thiones.
Authors: ROSS S. T. , KRUSE L. I. , OHLSTEIN E. H. , ERICKSON R. W. , EZEKIEL M. , FLAIM K. E. , SAWYER J. L. , BERKOWITZ B. A. 
Published: May 2016

AbstractReaction of the pyridinecarboxaldehydes (I) with the acetal (II) forms imines as intermediates which are reduced to give the N‐substituted amino acetals (III).
ChemInform Abstract: Oxidation of Indoles with Pyridinium Bromide Perbromide. A Simple and Efficient Synthesis of 7‐Azaoxindoles.
Authors: MARFAT A. , CARTA M. P. 
Published: May 2016

AbstractThe indoles (Ia) ‐ (Ic) and the azaindole (Id) are treated with pyridinium bromide perbromide to form the dibromo(aza)oxindoles (II), together with the tribromides (III).
ChemInform Abstract: Synthesis of Pyrano(thiopyrano)(3,4‐c)pyridine and Pyrano(thiopyrano)‐(3,4‐c)pyran Derivatives.
Authors: PARONIKYAN E. G. , MIRZOYAN G. V. , NORAVYAN A. S. , VARTANYAN S. A. 
Published: May 2016

AbstractThe (thio)pyranylidenemalononitrile (I) reacts with phenyl isothiocyanate (II) to give the (thio)pyranopyridinethione (III) which is treated with hydrazine hydrate (IV), producing the hydrazinopyridines (V) by rearrangement.
ChemInform Abstract: Synthesis and Cardiotonic Activity of a Series of Substituted 4‐Alkyl‐ 2(1H)‐quinazolinones.
Authors: BANDURCO V. T. , SCHWENDER C. F. , BELL S. C. , COMBS D. W. , KANOJIA R. M. , LEVINE S. D. , MULVEY D. M. , APPOLLINA M. A. , REED M. S. , MALLOY E. A. , FALOTICO R. , MOORE J. B. JUN. , TOBIA A. J. 
Published: May 2016

AbstractThe synthesis of the 4‐methylquinazolinones (IIIa) and (IIIb) from the 2‐aminoacetophenones (I) is accomplished either directly by cyclization with potassium cyanate (II) or via conversion of (I) to the carbamate (V) and subsequent ring closure.
ChemInform Abstract: Synthesis of 7‐Thioxo‐4,5,7,8‐tetrahydro‐1,2,4‐triazolo(5,1‐c)(1,2,4)triazines.
Authors: HETZHEIM A. , SCHNEIDER D. 
Published: May 2016

AbstractReaction of the diaminodihydrotriazine (I) with the isothiocyanates (II) yields the thioxotriazolotriazines (III).
ChemInform Abstract: gem‐Diphosphonate and gem‐Phosphonate‐Phosphate Compounds with Specific High Density Lipoprotein Inducing Activity.
Authors: NGUYEN L. M. , NIESOR E. , BENTZEN C. L. 
Published: May 2016

AbstractReaction of the dimethyl acylphosphonates (I) with dimethyl phosphite (II) yields the hydroxydiphosphonates (III) or the phosphonate phosphates (IV) depending on the reaction conditions.
ChemInform Abstract: Reaction of Chloroacetylenephosphonates with Neutral Nucleophiles.
Authors: GARIBINA V. A. , LEONOV A. A. , DOGADINA A. V. , IONIN B. I. , PETROV A. A. 
Published: May 2016

AbstractReaction of the phosphonates (I) with the nucleophilic reagents (II), containing a primary amino group and a second nucleophilic centre, yields the phosphorylated benzimidazoles or benzoxazoles (III).
ChemInform Abstract: Synthesis of 2,6‐Diamino‐4‐pyridin‐3‐yl‐3,5‐dicyanoselenopyran and Its Recyclization to 6‐Amino‐4‐pyridin‐3‐yl‐3,5‐dicyano‐2(1H)‐pyridineselenone.
Authors: SHARANIN YU. A. , DYACHENKO V. D. 
Published: May 2016

AbstractThe selenopyrane (III) is formed on treatment of the pyridine derivative (I) with cyanoselenoacetamide (II) in the presence of N‐methylmorpholine.
ChemInform Abstract: Synthesis of Bile Pigments. Part 14. Synthesis of a Bilindionostilbenoparacyclophane as a Model for “Stretched” Bile Pigment Chromophores of Biliproteins.
Authors: NESVADBA P. , GOSSAUER A. 
Published: May 2016

AbstractTo test if there is a relationship between conformation of bile pigment molecules and their spectroscopic properties, the (Z)‐paracyclophane (IIIb) is prepared as given in the scheme (substituent ‐Oct exclusively to increase solubility).
ChemInform Abstract: Asymmetric Alkylation of Chiral β‐Lactam Ester Enolates. A New Approach to the Synthesis of α‐Alkylated α‐Amino Acids.
Authors: OJIMA I. , QIU X. 
Published: May 2016

AbstractAsym. alkylation of the β‐lactam enolate generated from (I) yields the lactam esters (III), which are converted to the dipeptide derivatives (IV) with high optical purities in excellent yields.
ChemInform Abstract: Use of the Allyloxycarbonyl Protective Group in Carbohydrate Chemistry.
Authors: BOULLANGER P. , CHATELARD P. , DESCOTES G. , KLOOSTERMAN M. , VAN BOOM J. H. 
Published: May 2016

AbstractTreatment of the sugar derivatives (I), (IVa), and (Va) with allyl chloroformate (III) yields the corresponding allyloxycarbonylated compounds (II), (IVb), and (Vb).
ChemInform Abstract: Stereoselectivity in the Hydroboration of C4‐C‐Methylene Groups.
Authors: MOLINO B. F. , CUSMANO J. , MOOTOO D. R. , FAGHIH R. , FRASER‐REID B. 
Published: May 2016

AbstractThe 4‐methylenepyranosides (IV) are prepared by consecutive Swern oxidation and Wittig olefination of the alcohols (I).
ChemInform Abstract: Stereochemical Assignment of the threo and erythro Forms of 2‐(2,6‐Dimethoxyphenoxy)‐1‐(3,4‐dimethoxyphenyl)‐1,3‐propanediol from X‐Ray Analyses of the Synthetic Intermediates (Z)‐2‐(2,6‐Dimethoxyphenoxy)‐3‐(3,4‐dimethoxyphenyl)‐2‐propenoic Acid and threo‐2‐(2,6‐Dimethoxyphenoxy)‐3‐(3,4‐dimethoxyphenyl)‐3‐hydroxypropanoic Acid.
Authors: LUNDQUIST K. , STOMBERG R. , VON UNGE S. 
Published: May 2016

AbstractThe structure of the title diols (IV) (no yields given) is determined by X‐ray analysis of their precursors (III) and (V) (space groups P21/c and C2/c with Z=4 and Z = 8, resp.).
ChemInform Abstract: Some New Examples of Phases with Sheets of MX8 Square Antiprisms or MX9 Polyhedra.
Authors: MIKOU A. , LAVALI J. P. , FRIT B. 
Published: May 2016

AbstractBaM6F22O2 (I), BaM6F24O (II) (M: Th, U), BaU5LnF25, (Ln: lanthanoids, Y) (III), and PbZr3F6O4 (IV) have been prepared by solid state reactions of the corresponding binary fluorides and oxides, respectively.
ChemInform Abstract: Kinetics and Mechanism of Oxidative Dehydrogenation of Ethane and Small Alkanes with Nitrous Oxide over Cobalt‐Doped Magnesium Oxide.
Authors: AIKA K. , ISOBE M. , KIDO K. , MORIYAMA T. , ONISHI T. 
Published: May 2016

AbstractPure alkanes from C1 to C4 react at much the same rate with N2O (mainly at 473 K, below atmospheric pressure, over Co2+‐doped MgO catalysts), because the decomposition of N2O is the rate‐determining step.
ChemInform Abstract: Mono‐ and Bis(aryl/alkylthio)butenynes, Bis‐ and Tris(aryl/alkylthio)butadienes from Pentachlorobutadiene and Hexachlorobutene.
Authors: IBIS C. 
Published: May 2016

AbstractThe reaction of the pentachlorobutadiene (II) with the thiols (I) or (VIII) affords the various products (III)‐(XI) shown in the scheme.
ChemInform Abstract: Reaction of Splitting of Perhydrothieno(3,4‐d)oxazolethione‐5,5‐dioxides.
Authors: PETRUKHAN V. I. , KHASKIN G. I. , BEZMENOVA T. E. 
Published: May 2016

AbstractBoth cis‐ and trans‐isomers of the perhydrothienooxazolethione dioxides (I) rearrange upon basic treatment, forming the cis‐perhydrothienothiazolone dioxides (II).
ChemInform Abstract: Radical Rearrangements of Bicyclo(2.2.0)hexane: Homolytic Substitution of a Cyclobutane Ring.
Authors: WALTON J. C. 
Published: May 2016

AbstractBicyclo(2.2.0)hexane (I) is brominated at the bridgehead carbon atoms under photolytic conditions, producing predominantly the 1,4‐dibromocyclohexanes (II) and (III).
ChemInform Abstract: Dodecacarbonyltriruthenium Catalyzed One‐to‐One Addition of N‐Substituted Formamides to Olefins.
Authors: TSUJI Y. , YOSHII S. , OHSUMI T. , KONDO T. , WATANABE Y. 
Published: May 2016

AbstractCoupling of the formamides (I) with alkenes is achieved in the presence of a ruthenium carbonyl catalyst and carbon monoxide.
ChemInform Abstract: Preparation of N,N,N′‐Tris(trimethylsilyl)amidines. A Convenient Route to Unsubstituted Amidines.
Authors: BOERE R. T. , OAKLEY R. T. , REED R. W. 
Published: May 2016

AbstractReaction of lithium bis(trimethylsilyl)amide (II) with the benzonitriles (I) yields the lithiated benzamidine derivatives (III).
ChemInform Abstract: Original Syntheses of Arylcycloalkanes.
Authors: KRIEF A. , BARBEAUX P. 
Published: May 2016

AbstractThe unsaturated methyl selenide (I) is cyclized in the presence of butyllithium to give a cyclopentylmethyllithium compound which reacts with methanol or benzaldehyde (V) to give predominantly the cyclopentanes (II).
ChemInform Abstract: Synthesis of 6,7,12‐Trimethylbenz(a)anthracene, 6,7‐Dimethyl‐, and 6,12‐Dimethylbenz(a)anthracene.
Authors: DAUB G. H. , DECK L. M. , LEON A. A. 
Published: May 2016

AbstractThe title compounds (VI) are prepared from the tetrahydronaphthylmethylbenzoic acids (I).
ChemInform Abstract: A Convenient and One‐Pot Synthesis of 9‐Substituted Carbazoles from Primary Amine Hydrochlorides and 2,5‐Dimethoxytetrahydrofuran.
Authors: KASHIMA C. , HIBI S. , MARUYAMA T. , HARADA K. , OMOTE Y. 
Published: May 2016

Abstract2,5‐Dimethoxytetrahydrofuran (I) reacts with the hydrochlorides (IIa), (IIb), and (IId), derived from primary amines, to form the carbazoles (III) via the pyrroles (IV).
ChemInform Abstract: Synthesis of Pyrrolo(2,1‐a)isoquinolines.
Authors: SHKLYAEV V. S. , ALEKSANDROV B. B. , MIKHAILOVSKII A. G. , VAKHRIN M. I. 
Published: May 2016

AbstractThe Ritter reaction products (I) are treated with oxalyl chloride (II) to give the title compounds (III).
ChemInform Abstract: Intramolecular Nitrone‐Quinone Cycloaddition. Formation of Isomeric Isoxazolidines by Kinetic and Thermodynamic Control.
Authors: SCHULTZ A. G. , MCMAHON W. G. , KULLNIG R. K. 
Published: May 2016

AbstractThe 2‐(2'‐formylbenzyl)‐p‐benzoquinones (I) react with N‐methylhydroxylamine (II) to give the nitrones (III).
ChemInform Abstract: Synthesis of N‐(Chloromethyl)‐2,6‐diethylcarbaniloyl Chloride and Derivatives.
Authors: D'AMICO J. J. , BOLLINGER F. G. , TUNG C. C. , DAHL W. E. 
Published: May 2016

AbstractThe imine (I) and phosgene (II) produce the N‐aryl‐N‐(chloromethyl)chloroformamide (III) which is coupled with the mercaptides (IV) to give the bissubstituted products (V).
ChemInform Abstract: Methylation of 3‐Methyl‐ and 3‐Phenyl‐4‐arylhydrazonoisoxazol‐5‐ones with Diazomethane.
Authors: SINGH S. K. , SUMMERS L. A. 
Published: May 2016

AbstractThe arylhydrazonoisoxazolones (I) react with diazomethane (II) to give the isomeric methylation products (III) and (IV).
ChemInform Abstract: Synthesis and Nitration with Nitric Acid of 1‐Alkenyl‐3,5‐dichloro‐ 1,2,3‐triazoles.
Authors: STOTSKII A. A. , LEBEDEVA N. P. , FOMINA V. V. 
Published: May 2016

AbstractThe dichlorotriazole (I) reacts with the alkenyl chlorides (II) or (IV) to give the title compounds (III).
ChemInform Abstract: C‐Acylation of p‐Acetotoluidide in Presence of Polyphosphoric Acid.
Authors: DESAI G. , DESAI K. K. , DESAI C. M. 
Published: May 2016

AbstractN‐Acetyl p‐toluidine (I) reacts with acetic anhydride (II) in the presence of polyphosphoric acid to produce the isomeric acetaminoacetophenones (III) and (IV).
ChemInform Abstract: Synthesis of Some New Fluorine Containing 1H‐Pyrazolo(3,4‐b)pyridines.
Authors: JOSHI K. C. , PATHAK V. N. , SAREEN V. , GARG U. 
Published: May 2016

AbstractThe pyrazolopyridines (III) are obtained by coupling the aminopyrazoles (I) with the diarylpropenones (II).
ChemInform Abstract: Synthesis of Heterocycles Derived from Tetrahydroxanthone, Tetrahydroacridone, Tetrahydroacridine, or Octahydroacridine from (+)‐Camphor.
Authors: SOTIROPOULOS J. , EL BATOUTI N. , LAMAZOUERE A. M. 
Published: May 2016

AbstractCamphor (I) is coupled with the carbonyl compounds (II) or (VI) in the presence of sodium amide, yielding the benzylidene derivatives (III) or (VII).
ChemInform Abstract: Quaternary Salts and Polymethine Dyes from 2‐(Methylpyridyl)‐X‐azolo‐(4,5‐b)pyridine.
Authors: SAVARINO P. , VISCARDI G. , BARNI E. , DI MODICA G. 
Published: May 2016

AbstractCyclocondensation of the pyridine derivatives (I) and (II) yields the 2‐(pyridyl)azolopyridines (III) which are quaternized to give the salts (V), (VII), or (XI).
ChemInform Abstract: Diazapolycyclic Compounds. Part 27. On the Selective Hydrogenation of Benzo(g)phthalazine‐1,4‐dione and 5‐Methoxybenzo(g)phthalazine‐1,4‐dione Adducts.
Authors: CAMPAYO L. , GOMEZ CONTRERAS F. , NAVARRO P. 
Published: May 2016

AbstractThe benzophthalazinediones (I), obtained from diazadiones and 1,3‐dienes, are hydrogenated to give the dihydro derivatives (II).
ChemInform Abstract: Synthesis and Antifungal Activity of a Series of Novel 1,2‐Disubstituted Propenones.
Authors: OGATA M. , MATSUMOTO H. , KIDA S. , SHIMIZU S. , TAWARA K. , KAWAMURA Y. 
Published: May 2016

AbstractThe 1,2‐disubstituted propenones (VIII) and (XIII) are prepared by the general synthetic routes outlined in the reaction scheme.
ChemInform Abstract: Syntheses and Biological Properties of 8‐Carbamoylimidazo(1,2‐c)pyrimidines and Their Heterocyclic Analogues.
Authors: DLUGOSZ A. 
Published: May 2016

AbstractThe 4‐mercaptopyrimidines (I) react with the amides (II) to give the 4‐aminopyrimidines (III).
ChemInform Abstract: Polycyclic N‐Hetero Compounds. Part 22. Reaction of Pyridine N‐Oxides and Pyrazine Di‐N‐oxides with Formamide.
Authors: HIROTA T. , NAMBA T. , SASAKI K. 
Published: May 2016

AbstractThe pyridine N‐oxides (I), quinoxaline 1,4‐dioxide (VI), and pyrazine 1,4‐dioxide (VIII) are heated in the presence of formamide, yielding various deoxygenated substitution products shown in the reaction scheme.
ChemInform Abstract: A Convenient Synthesis of Novel Pyridazino(3,4‐b)quinoxalines.
Authors: KURASAWA Y. , ARAI H. , ARAI K. , SATOH A. , NINOMIYA S. , OKAMOTO Y. , TAKADA A. 
Published: May 2016

AbstractCyclization of the hydrazonohydrazides (I) in the presence of hydrazine gives the tautomers (II) and (III).
ChemInform Abstract: Cyclization Reactions of Hydrazones. Part 19. Synthesis of N‐(4‐(3,6Dioxo‐2,3,4,6‐tetrahydro‐1,2,4‐benzotriazine‐2‐yl)benzoyl)‐L‐glutamic Acid.
Authors: SLOUKA J. 
Published: May 2016

Abstract4‐Aminobenzoyl‐L‐glutamic acid (I) is diazotized and then coupled with the phenol (II) to form the azo compound (III) which is cyclized under basic conditions, yielding the title compound (IV).
ChemInform Abstract: Trichomonacidal Drugs. Part 6. 2,4‐Dichloro Derivatives of the Piperidino‐ and Piperazinyl‐1,3,5‐triazines.
Authors: KREUTZBERGER A. , KOCHANOWSKI R. 
Published: May 2016

AbstractCyanuric chloride (I) reacts with the cyclic amines (II) to give the triazines (III).
ChemInform Abstract: Studies on Diazepines. Part 26. Syntheses of 6H‐1,4‐Diazepines and 1‐Acyl‐1H‐1,4‐diazepines from 4‐Pyridyl Azides.
Authors: SAWANISHI H. , TAJIMA K. , TSUCHIYA T. 
Published: May 2016

AbstractThe azidopyridines (III), prepared as shown in the reaction scheme, are subjected to photolysis, forming the diazepines (V).
ChemInform Abstract: A One‐Pot Three Carbon Decarboxylative Ring Expansion of Cyclic Secondary Amino Acids. X‐Ray Crystal Structure of a Substituted 1‐Azacycloocta‐2,4‐diene.
Authors: ARDILL H. , GRIGG R. , SRIDHARAN V. , MALONE J. 
Published: May 2016

AbstractThe heterocyclic amino acids (I), (VI), and (VIII) react with paraformaldehyde (III) and methyl propiolate (IIa) or dimethyl acetylenedicarboxylate (IIb) to give the ring expansion products (IV), (VII), and (IX).
ChemInform Abstract: Reaction of Phosphorus Ylides with Acylating Agents in a Two‐Phase System.
Authors: LISTVAN V. N. , STASYUK A. P. , KURGAN L. N. 
Published: May 2016

AbstractThe ylides (II), generated from the phosphonium salts (I) in a two‐ phase system, react in situ with the acyl chlorides (III) to give the acylated phosphoranes (IV).
ChemInform Abstract: Pentacoordinate Zinc Complexes of Imidazole Nitrogen Donors as Structural Models for the Active Site in Enzymes: Preparation and Crystal Structures of (μ‐2,2‐Biimidazole)tetrakis(2,2′‐biimidazole)dizinc(II) Tetraperchlorate Trihydrate and Bis(2,2′‐biimidazole)(formato)zinc(II) Perchlorate.
Authors: KIRCHNER C. , KREBS B. 
Published: May 2016

AbstractThe reaction of Zn perchlorate with the biimidazole ligand in water gives (I), crystallizing in the space group P212121 with Z=4.
ChemInform Abstract: Effect of Ring Size on Properties of Technetium Amine Oxime Complexes. X‐Ray Structures of TcO2Pent(AO)2, Which Contains an Unusual Eight‐Membered Chelate Ring, and of TcOEn(AO)2.
Authors: JURISSON S. , ASTON K. , FAIR C. K. , SCHLEMPER E. O. , SHARP P. R. , TROUTNER D. E. 
Published: May 2016

AbstractThe Tc(V) complexes (I)‐(III) are prepared by the reduction of ammonium pertechnetate with stannous ion in the presence of the corresponding ligand in aqueous medium at pH 8‐9. The length of the hydrocarbon backbone of the amine oxime ligand is varied to effect chemical changes in the complexes.
ChemInform Abstract: Preparation and Characterization of the Dimetallo Ketone Complexes Ir2(μ‐S‐t‐Bu)2(μ‐CO)L2(CO)2I2: Crystal and Molecular Structure of the Complex Where L: PMe3.
Authors: CLAVER C. , FIS J. , KALCK P. , JAUD J. 
Published: May 2016

AbstractFast addition of iodine immediately after the addition of the phosphorus ligands to the complex (I) induces, in the case of the very basic ligands (II), the formation of the title complexes (IV).
ChemInform Abstract: Study of the Rotational Isomerism and Synthesis of Glucosides Derived from Pyrazino(2,3‐c) (1,2,6)thiadiazine 2,2‐Dioxides.
Authors: GOYA P. , MARTINEZ A. , JIMENO M. L. , PFLEIDERER W. 
Published: May 2016

AbstractGlucosidation of the pyrazinodiazine dioxides (I) with the component (IV) is best effected via the "silylation method"; the products (III) are subsequently transformed to the respective free nucleosides which exist as rotationally restricted "syn‐anti" isomers (IV), (V).
ChemInform Abstract: pKa and pH Dependence of the Formation of Nitroxide Radicals from Some Drug Substances with an Aliphatic Secondary Amino Group by Oxidation with Hydrogen Peroxide. An ESR Study.
Authors: LAGERCRANTZ C. 
Published: May 2016

AbstractIt is found that the yields of radicals formed from ephedrine (I), timolol (II), metoprolol (III), and terodiline (IV) are dependent on the pKa value of the parent substance, and consequently on the pH of the reaction mixture since radicals are formed from the free bases only.
ChemInform Abstract: Product Determination of Gaseous Radical Reactions Using Matrix Isolation‐FTIR Detection.
Authors: KUO Y.‐P. , JU S.‐S. , LEE Y.‐P. 
Published: May 2016

AbstractCombination of the discharge flow technique and the matrix isolation‐FTIR technique is demonstrated to be an excellent ability to study the products of radical reactions under well‐characterized conditions, which are free from secondary interfering reactions.
ChemInform Abstract: Cesium Hydroxogermanate.
Authors: IVANOV‐EMIN B. N. , ZAITSEV B. E. , KOSTRIKIN A. V. , LIN'KO I. V. , EZHOV A. I. , NALIVAIKO I. K. 
Published: May 2016

AbstractThe novel title compound, Cs(Ge(OH)6), is prepared in aqueous solution from CsOH and GeO2.
ChemInform Abstract: Exciton Effects in Chiral Planar 1,3‐Dienes and α,β‐Unsaturated Carbonyl Compounds. Configurational Application.
Authors: GAWRONSKI J. K. , REDDY S. M. , WALBORSKY H. M. 
Published: May 2016

AbstractThe exciton couplings between a benzoate chromophore and planar 1,3‐diene as well as α,β‐unsaturated carbonyl chromophore for determination of the absolute configuration of the axially dissymmetric benzoates (I)‐(VI) are investigated.
ChemInform Abstract: Carbonyl Group Stabilization of Radicals: Solvent Effects on Azoalkane Decomposition.
Authors: LUEDTKE A. , MENG K. , TIMBERLAKE J. W. 
Published: May 2016

AbstractHydration of the propargylic amine (I) yields the dihydropyrazine (III) via the amino ketone (II).
ChemInform Abstract: Selectivity and Charge Transfer in Photoreactions of Donor‐Acceptor Systems. Part 10. meta Photocycloadditions of m‐Bis(trifluoromethyl)benzene and Trifluoromethyl Benzonitriles to Olefins.
Authors: WEBER G. , RUNSINK J. , MATTAY J. 
Published: May 2016

AbstractPhotocycloadditions of the arenes (IV), (VIII), or (IX) to the cycloolefins (III) or (V) yield the various products shown in the scheme.