bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: The Stereochemistry of the Addition Reactions of Alkenylaromatic Compounds Promoted by Cerium(IV) Ammonium Nitrate and Cerium(IV) Acetate.
Authors: BACIOCCHI E. , ROL C. , SEBASTIANI G. V. 
Published: May 2016

AbstractOxidation of the cyclic alkenylaromatics (I) proceeds stereoselectively to form the trans dinitrates (II) with a 90:10 preference over the cis isomers (III).
ChemInform Abstract: Hydrozirconation of Oleyl Ethers.
Authors: KARLSSON S. , HALLBERG A. , GRONOWITZ S. 
Published: May 2016

AbstractHydrozirconation of the double bond of the oleyl ethers (I) is accompanied by cis/trans isomerization (→ (IV)) and migration of the zirconium moiety either to the terminal methyl group (→ (V)) or toward the end bearing the ether function (→ (VII)).
ChemInform Abstract: Facile Ramberg‐Baecklund Reactions for the Synthesis of 2,3‐Disubstituted Cyclopentenones. A Short Synthetic Route to Tetrahydrodicranenone B.
Authors: CASY G. , TAYLOR R. J. K. 
Published: May 2016

AbstractThe thiopyranone (I) is converted into the unsaturated cyclic keto sulfones (II) which react with trimethylsilyl iodide (III) and ethylene glycol (IV) to give the iodo sulfones (V).
ChemInform Abstract: A New Class of Photolabile Chelators for the Rapid Release of Divalent Cations: Generation of Caged Ca and Caged Mg.
Authors: ELLIS‐DAVIES G. C. R. , KAPLAN J. H. 
Published: May 2016

AbstractStarting with 2‐vinyl‐4,5‐dimethoxynitrobenzene (III), prepared from the benzaldehyde (I), the chelators (VI) or (XII) are synthesized as shown in the reaction scheme.
ChemInform Abstract: Reaction of Phenanthrene with tert‐Butylating Agents Under Friedel‐Crafts Conditions.
Authors: POZDNYAKOVICH YU. V. 
Published: May 2016

AbstractThe reaction between phenanthrene (I) and tBuOH (IIa) in the presence of TFA or between (I) and tBuCl (IIb) in the presence of TiCl4 or FeCl3/MeNO2 or AlCl3/MeNO2 affords mixtures of the 2‐tert‐butyl derivative (III), the 3‐tert‐butyl derivative (IV) and the 2,6‐, 2,7‐ and 3,6‐ditert‐butyl derivatives (V)‐(VII).
ChemInform Abstract: Palladium‐Catalyzed Coupling of 2‐Bromoanilines with Vinylstannanes. A Regiocontrolled Synthesis of Substituted Indoles.
Authors: KROLSKI M. E. , RENALDO A. F. , RUDISILL D. E. , STILLE J. K. 
Published: May 2016

AbstractThe o‐bromoanilines (IV), prepared by convenient methods such as Sandmeyer reaction and reduction of nitrobenzenes, are N‐tosylated and then treated with the vinylstannane (VII) in the presence of a Pd(0) catalyst, yielding the 2‐vinyl‐N‐tosylanilines (VIII).
ChemInform Abstract: In vitro Study of the Cytotoxicity of Carbazole Derivatives. Part 1. Nitro and Amino‐9H‐carbazoles.
Authors: TABKA T. , HERON J.‐F. , GAUDUCHON P. , LE TALAER J.‐Y. , LANCELOT J. C. , RAULT S. , ROBBA M. 
Published: May 2016

AbstractA variety of ca. 30 carbazoles such as (I) or (II) is prepared by known or common methods and their cytotoxicity is studied in vitro, in a clonogenic assay using murine leukemia 1210.
ChemInform Abstract: A New Route to 1,4‐Disilabenzenes and 1,4‐Disilabarrelenes.
Authors: SEKIGUCHI A. , GILLETTE G. R. , WEST R. 
Published: May 2016

AbstractHeating the bi(silanorboranadienyl) (I) with the acetylenes (II) produces the 1,4‐disilabarrelenes (III); the probable immediate precursor is a 1,4‐disilabenzene.
ChemInform Abstract: Exploitation of Crystalline Architecture and Solution Data in the Rational Preparation of Novel Mixed‐Metal ATP Complexes.
Authors: CINI R. , MARZILLI L. G. 
Published: May 2016

AbstractCrystallization of ATP metal complexes of composition (I) is achieved using two different metal salts in the reaction with the disodium salt of ATP and bis(2‐pyridyl)amine in aqueous solution at pH 4.5: 1) Ca(NO3)2 and MgSO4 giving a distorted (M1(OH2)6)2+ coordination sphere and 2) M2 salts e.g. Cd(NO3)2, ZnSO4, or FeSO4 with an O/N preference toward ATP and predominantly "open" coordination of ATP as well as a greater preference for phosphate coordination over H2O coordination.
ChemInform Abstract: A Convenient Synthesis of Alkali Metal Selenides and Diselenides in Tetrahydrofuran and the Reactivity Differences Exhibited by These Salts Towards Organic Bromides. Effect of Ultrasound.
Authors: THOMPSON D. P. , BOUDJOUK P. 
Published: May 2016

AbstractThe alkali metals (II) are reduced with elemental selenium (I) to form the selenides (III) or the diselenides (IV) depending on the ratio of the reactants.
ChemInform Abstract: Reactions of Bis(cyclopentadienyl)‐ and Bis(pentamethylcyclopentadienyl)titanium and Bis(cyclopentadienyl)‐ and Bis(pentamethylcyclopentadienyl)zirconium Dicarbonyls with Dihydrogen Selenide: Evolution of Dihydrogen and Formation of Hydroselenides and Selenides. Comparison with the Analogous Reactions of Dihydrogen Sulfide and Oxide.
Authors: BOTTOMLEY F. , CHIN T.‐T. , EGHAREVBA G. O. , KANE L. M. , PATAKI D. A. , WHITE P. S. 
Published: May 2016

AbstractThe selenide‐bridged dimers (III) are obtained by reaction of the title compounds (I), (IV), and (VI) with H2Se (II) under the conditions indicated in the scheme.
ChemInform Abstract: Chemistry of Heavy Carbene Analogues R2M (M: Si, Ge, Sn). Part 12. Concerted and Nonconcerted Insertion Reactions of the Germylene Me2Ge into the Carbon‐Halogen Bond.
Authors: KOECHER J. + , LEHNIG M. , NEUMANN W. P. 
Published: May 2016

AbstractMe2Ge (II) is generated thermally or photochemically from the germabenzonorbornadiene (I) and exists in both cases in the singlet state.
ChemInform Abstract: Trisubstituted Stannyllithium as a Double Electron Equivalent. Reaction with α,β‐Enones.
Authors: SATO T. , WATANABE M. , WATANABE T. , ONODA Y. , MURAYAMA E. 
Published: May 2016

AbstractMichael‐addition reaction of trimethylstannyllithium (III) to α,β‐unsaturated ketones such as (IV) yields the β‐stannyl ketones (V) which undergo TiCl4‐catalyzed destannylation partly accompanied by ring contraction, forming the satured ketones (VI) and (VII).
ChemInform Abstract: First Example of a Mixed‐Spin Trinuclear Manganese(II) Complex: (MnN6(S = 1/2)) (MnO6(S = 5/2)) (MnN6(S = 1/2)).
Authors: BASU P. , PAL S. , CHAKRAVORTY A. 
Published: May 2016

AbstractThe title complex (I), in which Mn(II) is discretely present in both low‐spin (S = 1/2) and high‐spin (S = 5/2) configuration, is obtained by 1:2 molar reaction of Mn(II) perchlorate with (phenylazo)benzaldoxime in methanol in the presence of KOH.
ChemInform Abstract: Steroids and Related Studies. Part 81. Potential Azasteroidal Neuromuscular Blockers.
Authors: BHARDWAJ T. R. , KAPOOR S. , SHEKHAR C. C. , JINDAL D. P. , SINGH H. 
Published: May 2016

AbstractThe androstane derivative (V) (HS‐777) is prepared from the dione (I) as shown.
ChemInform Abstract: Regiospecific Ring‐Opening Reactions of Benzyl 3,4‐Anhydro‐α‐D‐ribopyranoside with Nucleophiles: A Systematic Study.
Authors: RAO M. V. , NAGARAJAN M. 
Published: May 2016

AbstractThe anhydroribopyranosides (IV) and (VI), prepared from the pentanopyranoside (I) as shown in the reaction scheme, are treated with various nucleophiles such as (VII).
ChemInform Abstract: Synthesis and Study of Affinity Labeling Analogues of Pristinamycin IA.
Authors: BOUHALLAB S. , CAPMAU M.‐L. , LE GOFFIC F. 
Published: May 2016

AbstractPristinamycin IA (Ia) and IIA (II) are two antibiotics of the streptogramin family which act on bacterial ribosomes.
ChemInform Abstract: Probing Metal Cluster Formation in NaY Zeolite by 129Xe NMR.
Authors: CHMELKA B. F. , RYOO R. , LIU S.‐B. , DE MENORVAL L. C. , RADKE C. J. , PETERSEN E. E. , PINES A. 
Published: May 2016

AbstractIt is demonstrated that 129Xe NMR can be used to study changes in the chemical environment of NaY‐supported Pt guest species by monitoring shifts in the resonance signal induced by different chemical and thermal treatments.
ChemInform Abstract: Sintering and Microstructure of Mullite Aerogels.
Authors: RAHAMAN M. N. , DE JONGHE L. C. , SHINDE S. L. , TEWARI P. H. 
Published: May 2016

AbstractMullite (3 Al2O3·2 SiO2) is prepared by a sol‐gel process and dried by supercritical extraction with CO2.
ChemInform Abstract: 6Li and 23Na NMR Spectroscopic Studies of Metalated Hydrazone Cryptates. Effects of Ion Triplet Formation on the Stereochemistry of Alkylation.
Authors: GALIANO‐ROTH A. S. , COLLUM D. B. 
Published: May 2016

AbstractEffects of cryptand complexing agents (CRYP) on the structure and reactivity of metalated dimethylhydrazones (I) and (II) (from the respective hydrazone and Et‐Li, Na hexamethyldisilazide, and KH, resp.) are described.
ChemInform Abstract: Photoresponsive Crown Ethers. Part 20. Reversible Photocontrol of Association‐Dissociation Equilibria Between Azobis(benzo‐18‐crown‐6) (I) and Diammonium Cations (II).
Authors: SHINKAI S. , YOSHIDA T. , MANABE O. , FUCHITA Y. 
Published: May 2016

AbstractThe solution properties of complexes formed from trans azo compound (I) and its cis isomer (generated in solution by irradiation) and the diammonium cations of (II) are evaluated through measurements of average molecular weights, viscosity, NMR spectra, and electrical conductance.
ChemInform Abstract: Diastereoselective Construction of α‐Quaternary Carbon Centers in the Chiral‐Auxiliary‐Mediated Aza‐Claisen Rearrangement of Ketene N‐Allyl‐N,O‐acetals.
Authors: KURTH M. J. , BROWN E. G. 
Published: May 2016

AbstractThe oxazolinium salt (III), obtained from the oxazoline (I) and allyl tosylate (II), is converted to the oxazoline (IV) by a diastereoselective aza‐Claisen rearrangement after deprotonation with lithium alkoxide.
ChemInform Abstract: Synthesis of 3‐(5‐Methyl‐3‐isoxazolyl)‐2‐styrylquinazolin‐4(3H)‐ones and Their Antifungal Activity.
Authors: SAILAJA S. , RAO E. T. , RAJANARENDAR E. , KRISHNAMURTHY A. 
Published: May 2016

AbstractReaction of the Schiff bases (II) with the benzoxazinone (I) yields the quinazolines (III) mentioned in the title.
ChemInform Abstract: Chemistry of 1,4‐Oxazines. Part 16. Investigations on the Nucleophilic Substitution of 3,4‐Dihydro‐2H‐1,4‐benzoxazine‐2‐carboxylic Acid Derivatives Under Varied Conditions of the Polonovski Reaction.
Authors: BARTSCH H. , ERKER T. , SCHWARZ O. 
Published: May 2016

AbstractOxidation of the dihydro‐1,4‐benzoxazines (I) or (VII) by MCPBA (V) and subsequent treatment with Ac2O (VI), i.e. employing the Polonovski reaction, affords the expected dehydrogenated products (II) or (VIII) along with (III)/(IX) and (IVb)/(Xb).
ChemInform Abstract: Studies on as‐Triazine Derivatives. Part 11. Synthesis of 5‐Aryl‐1,2,4‐triazine Derivatives and Their Antifungal Activities.
Authors: KONNO S. , SAGI M. , KIMURA C. , KIKUCHI J. , YAMANAKA H. , FUJITA F. , YAMADA Y. , ADACHI M. 
Published: May 2016

AbstractOxidation of the acetophenones (I) and subsequent cyclization with the thiosemicarbazide derivatives (II) yield the 1,2,4‐triazines (III).
ChemInform Abstract: Sterically Hindered Silylamines. The Preparation of Some tert‐Butyldiphenylsilylamines.
Authors: BOWSER J. R. , NEVINGER L. R. , KRUEGER S. T. 
Published: May 2016

Abstracttert‐Butyldiphenylsilyl chloride (I) reacts with the amines (II) or their lithio salts to form the silylamines (III).
ChemInform Abstract: Synthesis and Hydroformylation Reaction of Dinuclear Rhodium(I) Complexes with Mixed Bridging Ligands. X‐Ray Structure of (Rh2(μ‐pz)(μ‐StBu)(CO)2(P(OMe)3)2).
Authors: CLAVER C. , KALCK P. , RIDMY M. , THOREZ A. , ORO L. A. , PINILLOS M. T. , APREDA M. C. , CANO F. H. , FOCES‐FOCES C. 
Published: May 2016

AbstractThe mixed‐bridged Rh(I) complexes (VII) are synthesized according to the scheme.
ChemInform Abstract: Volatile Losses from Sphene Glass‐Ceramic and Borosilicate Glass Melts.
Authors: VANCE E. R. , HAYWARD P. J. , HAMON R. F. 
Published: May 2016

AbstractSphene (CaTiSiO5) glass‐ceramics are candidate materials for the immobilization of high‐level nuclear fuel recycle wastes.
ChemInform Abstract: Raman Spectroscopy of Fluoride‐Containing Chloroaluminate Melts.
Authors: GILBERT B. , WILLIAMS S. D. , MAMANTOV G. 
Published: May 2016

AbstractIn acidic (AlCl3/MF (M: Na, Li) mol ratio > 1) melts at 200 °C, the new species Al2Cl6F‐ is detected.
ChemInform Abstract: Photoelectrochemical Characterization of Novel Rhodium Iodide Photoconductors.
Authors: PETERSON M. W. , PARKINSON B. A. 
Published: May 2016

AbstractThe new semiconductor RhIx (x= 4.1‐4.3) (I) is prepared by reaction of RhBr3 with I3‐ (4‐fold excess) in aqueous solution.
ChemInform Abstract: Corrosion in Smoke, Hydrocarbon and SO2 Polluted Atmospheres. Part 2. Mechanistic Implications for Iron from Surface Analytical and Allied Techniques.
Authors: SKERRY B. S. , WOOD J. C. , JOHNSON J. B. , WOOD G. C. 
Published: May 2016

AbstractAES and XPS are used to study the early stage corrosion products formed on electro‐polished Fe specimens after exposure to smoke, ethane, ethylene, acetylene, and SO2 in a laboratory controlled atmosphere test chamber.
ChemInform Abstract: Solution and Solid‐State Structures of Di‐n‐butyltin 3‐Thiopropionate. X‐Ray Crystal Structure Determination of the Cyclic Hexamer.
Authors: LOCKHART T. P. 
Published: May 2016

AbstractMolecular weight and 13C and 119Sn NMR data for the title compound (I) indicate that in solution the monomer and at least two oligomers are in equilibrium.
ChemInform Abstract: Inverse Electron Demand Diels‐Alder Reactions of 3,6‐Bis(methylthio)‐1,2,4,5‐tetrazine: 1,2‐Diazine Introduction and Direct Implementation of a Divergent 1,2,4,5‐Tetrazine → 1,2‐Diazine → Benzene (Indoline/Indole) Diels‐Alder Strategy.
Authors: BOGER D. L. , SAKYA S. M. 
Published: May 2016

Abstract(4 + 2) Cycloaddition reaction of the tetrazine (I) with the dienophiles (II) or (IV) produces the 1,2‐diazines (III) and (V).
ChemInform Abstract: Regioselective Ring Opening in Anellated Benzocyclopropenes.
Authors: BILLUPS W. E. , RODIN W. A. 
Published: May 2016

AbstractThe fused benzocyclopropenes (IV) and (VII) are prepared by Diels‐Alder reaction of the dienes (I) or (V) with the bromochlorocyclopropene (II) and subsequent twofold dehydrohalogenation.
ChemInform Abstract: Homogeneous Deuteriation of Alkenes Using (RhX(PR3)3) (X: Halide, R: Aryl) Catalysts.
Authors: GUENGOER M. + , JARDINE F. H. , WHEATLEY J. D. 
Published: May 2016

AbstractAcyclic 1‐alkenes CH2=CH‐(CH2)n‐Me (n = 3, 4, 5, 7) give the best yields of (2H2) products when (RhI(PPh3)3) is the catalyst.
ChemInform Abstract: Enamine Rearrangement of Pyridinium Salts. Part 7. A New Route for the Synthesis of 2‐Aminobiphenyls Involving Enamine Rearrangement of Pyridinium Salts.
Authors: FADDA A. A. , EL‐MORSY S. S. 
Published: May 2016

AbstractUnder the conditions indicated, the pyridinium iodides (I) yield the desired biphenyls (II) albeit in low yields.
ChemInform Abstract: Catalyzed Metalation Applied to 2‐Methoxypyridine.
Authors: TRECOURT F. , MALLET M. , MARSAIS F. , QUEGUINER G. 
Published: May 2016

AbstractLithiation of 2‐methoxypyridine (I) with methyllithium (II) is catalyzed by diisopropylamine to proceed regioselectively at position 3, yielding the lithio derivative (III).
ChemInform Abstract: An Unusual Substituent Effect on Elimination vs Fragmentation Reactions of the Dianions of 5‐Fluorouracil ‐ Alkene Photoadducts. Preparation of Cyclobutane‐Annelated Uracils.
Authors: SWENTON J. S. , JURCAK J. G. 
Published: May 2016

AbstractAcetone sensitized cycloaddition reaction of 5‐fluorouracil (I) with the 2‐methoxy‐1‐alkenes (II) gives the photoadducts (III) and (IV).
ChemInform Abstract: Studies in Potential Filaricides. Part 21. Resolution and Antifilarial Activity of Optical Antipodes of 3‐Ethyl‐8‐methyl‐1,3,8‐triazabicyclo(4.4.0)decan‐2‐one.
Authors: SHARMA S. , AGRAWAL V. K. , ANAND N. , FATMA N. , CHATTERJEE R. K. 
Published: May 2016

AbstractThe unmethylated racemic precursor of the title compound centperazine (CP) can be resolved using di‐p‐toluoyl‐d‐tartaric acid.
ChemInform Abstract: Stereospecific Synthesis of 2‐Oxazinyl‐4‐oxoazetidinecarbamates Starting from a 1,2‐Diazepine. A New Type of Intramolecular Transbenzoylation.
Authors: FRITZ H. , HENLIN J.‐M. , RIESEN A. , TSCHAMBER T. , ZEHNDER M. , STREITH J. 
Published: May 2016

AbstractAcylnitroso dienophiles, generated in situ from the hydroxamic acids (II), undergo non‐regiospecific but stereospecific (4 + 2) cycloaddition to the convex side of the boat‐shaped diazepines (I) to afford mixtures of the expected normal adducts (III) and inverse adducts (IV).
ChemInform Abstract: Cyclic Sulfur‐Nitrogen Compounds and Phosphorus Reagents. Part 2. Reactions of Tetrasulfur Tetranitride with (Morpholino)diphenylphosphine. First Observation of the Ring Contraction of 1,5‐((OC4H8N)Ph2PN)2S4N4 to (OC4H8N)Ph2PNS3N3 in Solution.
Authors: THOMAS C. J. , RAO M. N. S. 
Published: May 2016

AbstractBoth the title compounds (IV) and (III) are obtained as only products by reaction of (morpholino)diphenylphosphine (II) with S4N4 (I) depending on the conditions as shown in the scheme.
ChemInform Abstract: Pentamethylcyclopentadienyl Molybdenum and Tungsten Carbene Complexes. X‐Ray Crystal Structures of Cyclic cis‐ and trans‐(MoI(CO)2(=C(CH2)3O)(η‐C5Me5)).
Authors: BAILEY N. A. , DUNN D. A. , FOXCROFT C. N. , HARRISON G. R. , WINTER M. J. , WOODWARD S. 
Published: May 2016

AbstractThe 3‐bromopropyl Mo and W complexes (III) obtained as shown react with KCN (IV) or Li salts (V) to give the trans‐ and cis‐carbene complexes (VI) and (VII), and (VIII) and (IX) according to the scheme.
ChemInform Abstract: Synthesis and Reactivity of Mixed‐Ligand Isocyanide‐Diphosphine Iron(0) Complexes. X‐Ray Crystal Structure of Cyclic cis‐(Fe(dppe)(CNPh)2(N(Ph)=C(Me)‐C=NPh))ClO4.
Authors: RIERA V. , RUIZ J. , JEANNIN Y. , PHILOCHE‐LEVISALLES M. 
Published: May 2016

AbstractReduction of the mer‐complex (I) gives the very air‐sensitive complex (II) in toluene solution.
ChemInform Abstract: Synthesis and Structural Characterization of Some Cyclopentadienyliron‐Bismuth Complexes.
Authors: CLEGG W. , COMPTON N. A. , ERRINGTON R. J. , NORMAN N. C. 
Published: May 2016

AbstractTreatment of BiCl3 (I) with two equiv. of the cyclopentadienyldicarbonylferrates (II) yields the cyclotrimers (III) with planar Bi3Cl3 six‐membered ring.
ChemInform Abstract: Regioreversed Nucleophilic Substitution of 2‐(Allyloxy)benzothiazole by Allylic Grignard Reagents. A Regioselective Synthesis of 1,5‐Dienes.
Authors: CALO V. , LOPEZ L. , PESCE G. 
Published: May 2016

Abstract2‐(Allyloxy)benzothiazoles such as (I) react with allylic organomagnesium compounds such as (II) in the presence of CuBr to give the head‐to‐tail 1,5‐diene (III).
ChemInform Abstract: The Abnormal Issue of the Koenigs‐Knorr Reaction with Perfluoroalkylated Alcohols.
Authors: GREINER J. , MILIUS A. , RIESS J. G. 
Published: May 2016

AbstractKoenigs‐Knorr reaction of the protected bromoglucose (I) with the fluorinated carbinol (II) gives the orthoester (III) as the main product which is cleaved to form a mixture of the glucosides (IVa) and (V).
ChemInform Abstract: Crystal Structure of Palladate Y2BaPdO5 with Square Planar Coordinated Pd2+.
Authors: LALIGANT Y. , FEREY G. , HERVIEU M. , RAVEAU B. 
Published: May 2016

AbstractSingle crystals of the new semiconducting title compound are prepared by reaction of BaCO3, BaO2, CuO, Y2O3, and Pd (1050 °C, 24 h).
ChemInform Abstract: Electrochemical Preparation of Electrodes Modified with Non‐Stoichiometric Mixed‐Valent Tungsten(VI, V) Oxides.
Authors: KULESZA P. J. , FAULKNER L. R. 
Published: May 2016

AbstractNon‐stoichiometric mixed‐valent W(VI, V) oxide films are prepared on glassy carbon, graphite, and SnO2‐coated glass by cycling the potential between ‐0.4 and 0.8 V in a colloidal suspension of Na2WO4·2 H2O in 2 M H2SO4.
ChemInform Abstract: Surface‐Modified Glassy Carbon Electrodes Obtained by Electrochemical Treatment. Its Effect on Ru(bpy)2+ 3 Adsorption and the Electron‐Transfer Rates of the Fe2+/Fe3+ Couple.
Authors: BARBERO C. , SILBER J. J. , SERENO L. 
Published: May 2016

AbstractA modified glassy carbon (MGC) electrode, obtained by cycling the electrode between ‐500 and +1860 mV (vs.
ChemInform Abstract: Base‐Promoted Elimination of Hydrogen Fluoride from Alkyl Fluorides: Reactivity and Stereochemistry.
Authors: MATSUBARA S. , MATSUDA H. , HAMATANI T. , SCHLOSSER M. 
Published: May 2016

AbstractThe dehalogenation of the linear (Ia) and cyclic (Ib) fluorides leads to cis‐(II) and trans‐(III) alkenes in an approximate ratio of 1:3 when alcoholates are used as elimination promoting bases.
ChemInform Abstract: Organoboranes for Synthesis. Part 10. The Base‐Induced Reaction of Bromine with Organoboranes. A Convenient Procedure for the Conversion of Alkenes into Alkyl Bromides via Hydroboration.
Authors: BROWN H. C. , LANE C. F. 
Published: May 2016

AbstractThe reaction of trialkylboranes with bromine is greatly accelerated by a base.
ChemInform Abstract: Selective Reactions of Organomagnesium Compounds with Lactols and Lactones. Synthesis of Primary‐Secondary Diols.
Authors: CANONNE P. , PLAMONDON J. , AKSSIRA M. 
Published: May 2016

AbstractMonoalkylated lactones, e.g. (IV), (VIII) and (XI), are obtained from the alkylation of the corresponding lactols with organomagnesium compounds.
ChemInform Abstract: Synthesis of β‐Hydroxy Esters by Reformatsky Reaction Using Indium Metal.
Authors: ARAKI S. , ITO H. , BUTSUGAN Y. 
Published: May 2016

AbstractEthyl iodoacetate (II) is coupled with the aldehydes or ketones (IV) in the presence of indium (I) to form the β‐hydroxy esters (V) via the intermediate (III).
ChemInform Abstract: Aromatic Carboxylic Acids as Latent Aromatic Ketones. New Regioselective Synthesis of Aromatic Ketones.
Authors: CALUWE P. , PEPPER T. 
Published: May 2016

AbstractLithium/ammonia reduction of 1,8‐phenanthrenedicarboxylic acid (I) yields the tetrahydro derivative (II) which is hydrogenated with H2/ Pd‐C to give the octahydro derivative (III).
ChemInform Abstract: Synthesis of Novel Types of 1,4‐Oxazino‐ and 1,4‐Pyrazinophenazine Derivatives.
Authors: REDDY R. B. , MOULI G. Y. P. C. , REDDY Y. D. 
Published: May 2016

AbstractThe title compounds (III) and (V) are prepared by cyclocondensation of the bromoacetophenones (II) with 2‐amino‐3‐hydroxyphenazine (I) or the 2,3‐diamino analogue (IV).
ChemInform Abstract: Synthesis of Cyclic Ethers via 5‐Exo Iodonium Assisted Epoxide Ring Expansion.
Authors: ALVAREZ E. , MANTA E. , MARTIN J. D. , RODRIGUEZ M. L. , RUIZ‐PEREZ C. 
Published: May 2016

AbstractThe bromo epoxide (II), prepared from the dienol (I), is cleaved and debrominated with Zn/NH4Cl to form the unsaturated hydroxy derivative (IIIa).
ChemInform Abstract: New Preparation of Aminoboronic Acids.
Authors: DICKO A. , MONTURY M. , BABOULENE M. 
Published: May 2016

AbstractThe allylic bis(silyl)amines (I), prepared from the corresponding allyl halides and bis(trimethylsilyl)amine, are subjected to hydroboration, followed by hydrolysis and ion exchange, yielding the aminoboronic acids (III) and (IVc).
ChemInform Abstract: Cycloaddition Reactions of Tetrafluorodisilacyclobutenes with Conjugated Dienes Mediated by Metal Carbonyls. Part 5. 1,4‐Addition versus 1,2‐Hydrogen Migration.
Authors: JZANG T. , LIU C. 
Published: May 2016

AbstractThe known metallacycle (III) derived from the disilabutene (I) reacts with various dienes such as (IV) to give the η2‐diene intermediates (V), which exist as 1:1 isomeric mixtures; the structural difference of the two isomers lies in the position of the tert. butyl group relative to the η2‐diene moiety.
ChemInform Abstract: Stereochemistry of Hydroboronation and Osmylation of 3α,5‐Cycloandrost‐6‐en‐17‐one.
Authors: HANSON J. R. , HITCHCOCK P. B. , REESE P. B. , TRUNEH A. 
Published: May 2016

AbstractThe stereochemistry of osmylation of a steroidal 6‐ene is shown to be modified by the presence of the 3α,5‐cyclopropane ring.
ChemInform Abstract: Solid Solubility of Rare Earth Metals in Aluminum.
Authors: CHELKOWSKI A. , TALIK E. , SZADE J. , HEIMANN J. , WINIARSKA A. , WINIARSKI A. 
Published: May 2016

AbstractMono‐ and polycrystalline samples of Al:R solid solutions (R: Y, Gd, Tb, Dy, Er, Ho) with concentrations of 50‐12000 ppm of R are prepared by various crucibleless methods (arc and levitation melting and Czochralski method from the levitation melt).