bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Molecular and Macromolecular Nonlinear Optical Materials. Probing Architecture/Electronic Structure/Frequency Doubling Relationships via an SCF‐LCAO MECI π Electron Formalism.
Authors: LI D. , RATNER M. A. , MARKS T. J. 
Published: May 2016

AbstractThe use of perturbation theory and the PPP π electron model Hamiltonian to relate quadratic molecular optical nonlinearities to architecture and electronic structure is explored for a wide range of organic chromophores.
ChemInform Abstract: Nature of the Complexes Derived from the Reaction of 1,1‐Bis(p‐chlorophenyl)‐2,2,2‐trichloroethane (DDT) with Iron Porphyrins: Crystal and Molecular Structure of the Vinylidene Carbene Complex Fe(TPP)(C=C(p‐ClC6H4)2).
Authors: MANSUY D. , BATTIONI J.‐P. , LAVALLEE D. K. , FISCHER J. , WEISS R. 
Published: May 2016

AbstractThe crystal structure of the title complex (I), resulting from the reduction of the insectizide DDT by tetraphenylporphyrinatoiron(II) in the presence of an excess of reducing agent, is determined by X‐ray diffraction (P1, Z=2).
ChemInform Abstract: Thermochemistry of the “Orthogonal” Butadienes (Z,Z)‐3,4‐Dimethylhexa‐2,4‐diene (III) and 2,3‐Di‐tert‐butylbuta‐1,3‐diene (IV).
Authors: ROTH W. R. , LENNARTZ H.‐W. , VON E. DOERING W. , DOLBIER W. R. JUN. , SCHMIDHAUSER J. C. 
Published: May 2016

AbstractThe thermochemistries of 8 of the 9 possible conjugated dimethylhexadienes such as (I)‐(III) are established by equilibration (kinetics) and the heats of hydrogenation.
ChemInform Abstract: Intramolecular ′Ene′ Reactions of Thioaldehydes.
Authors: CHOI S. S.‐M. , KIRBY G. W. 
Published: May 2016

AbstractThe α‐mercapto lactones (II), (VI), and (IX) are prepared by thermal cleavage of the cyclic α‐thioether carboxylates (I) and (VII).
ChemInform Abstract: Regarding the Inherent Dependence of Resonance Effects of Strongly Conjugated Substituents on Electron Demand.
Authors: TAFT R. W. , ABBOUD J. L. M. , ANVIA F. , BERTHELOT M. , FUJIO M. , GAL J.‐F. , HEADLEY A. D. , HENDERSON W. G. , KOPPEL I. , QIAN J. H. , MISHIMA M. , TAAGEPERA M. , UEJI S. 
Published: May 2016

AbstractA generalized treatment of the effects of molecular structure on gas‐phase proton‐transfer equilibria is reported which involves the summation of simple product terms for substituent field/inductive, polarizability, and π electron delocalization (resonance) effects.
ChemInform Abstract: Bicyclization of Aza‐Compounds by Positive Halide Ions. Part 2. Lactams and Some Related Cyclizations.
Authors: ELOFSON R. M. , GADALLAH F. F. , LAIDLER J. K. 
Published: May 2016

AbstractAnodic oxidation of the lactams (I), (III) and (VI) in the presence of bromine ions leads to bicyclic products.
ChemInform Abstract: Electron Transfer Reactions in Organic Chemistry. Part 13. The Reaction Between Carbon Tetrabromide and the Heteropoly Blues Co(II)W12O7‐ 40 and Co(II)W12O8‐ 40. A Kinetic and Product Study.
Authors: EBERSON L. , EKSTROEM M. + 
Published: May 2016

AbstractThe title reaction of (I), proceeding via the radical CBr.
ChemInform Abstract: Synthesis, Complexing, and Antidote Properties of N′‐(2‐Adamantyl)diethylenetriaminetetraacetic Acid.
Authors: LAVROVA L. N. , TIKHONOVA L. I. , NARFENOVA I. M. , SMIRNOV A. A. , IVANNIKOV A. T. , YASHUNSKII V. G. 
Published: May 2016

AbstractLeuckart‐Wallach reaction of adamantanone (I) with diethanolamine (II) and subsequent treatment of the 2‐(bis(2‐hydroxyethyl)amino)adamantane (IIIa) with thionyl chloride gives the bis(chloroethyl) compound (IIIb).
ChemInform Abstract: Relevance of the Acid‐Base Phosphorane/Phosphoranide Equilibrium to the Tautomeric Phosphorane/Phosphine Equilibrium in the Action of an Activated Ketone on Tetracyclic Tetraaminophosphoranes.
Authors: BOUVIER F. , VIERLING P. , DUPART J.‐M. 
Published: May 2016

AbstractThe two related phosphoranes (I) and (IV), which differ only by the number of methylene groups, exhibit a quite different reactivity toward the activated ketone (II).
ChemInform Abstract: Unprecedented Rearrangement of a Diphosphene η1,η2‐Bonded to Iron. Synthesis and X‐Ray Structure of Fe4 Complexes Containing Either a μ4 Spiro Phosphorus Atom or a 1,1,2‐Trimetalladiphosphorus Ligand.
Authors: ATTALI S. , DAHAN F. , MATHIEU R. , CAMINADE A.‐M. , MAJORAL J.‐P. 
Published: May 2016

AbstractThe η1,η2‐diiron diphosphene (I) undergoes transformation in refluxing benzene to give the air‐stable, spiranic molecule (II).
ChemInform Abstract: Catalytic Asymmetric Syntheses. Part 3. Asymmetric Hydrogenation of Piperitenone Catalyzed by Chiral Ruthenium Hydrides: An Example of a Catalytic Kinetic Resolution.
Authors: LE MAUX P. , MASSONNEAU V. , SIMONNEAUX G. 
Published: May 2016

AbstractAsym. hydrogenation of piperitenone (I) yields piperitone (II), menthone (III) and isomenthone (IV) with modest optical resolution.
ChemInform Abstract: A Simple One‐Step Synthesis of Steroidal Lactams from Ketones of Spirostane and Cholestane Series.
Authors: SIDDIQUI A. H. U. , RAMESH D. , RAO N. S. , RAMAIAH T. S. 
Published: May 2016

AbstractUnder the conditions indicated, the cholestane derivatives (I) yield the lactams (III) (yields given in mg).
ChemInform Abstract: Practical Asymmetric Syntheses of α‐Amino Acids Through Carbon‐Carbon Bond Constructions on Electrophilic Glycine Templates.
Authors: WILLIAMS R. M. , SINCLAIR P. J. , ZHAI D. , CHEN D. 
Published: May 2016

AbstractThe optically active erythro amino alcohol (I) is converted to the tetrahydrooxazinone (IV); the BOC‐analogue (V) is similarly obtained.
ChemInform Abstract: Asymmetric Aldol Reaction of α‐Isocyanocarboxylates with Paraformaldehyde Catalyzed by Chiral Ferrocenylphosphine‐Gold(I) Complexes: Catalytic Asymmetric Synthesis of α‐Alkylserines.
Authors: ITO Y. , SAWAMURA M. , SHIRAKAWA E. , HAYASHIZAKI K. , HAYASHI T. 
Published: May 2016

AbstractThe aldol reaction of the α‐isocyanocarboxylates (I) with paraformaldehyde is catalyzed by chiral ferrocenyl‐gold(I) complexes, forming the optically active oxazoline derivatives (III).
ChemInform Abstract: Stereoselectivity in the Electrophile‐Mediated Cyclization of 2,3,5‐Tri‐O‐benzyl‐1,2‐dideoxy‐D‐arabino‐hex‐1‐enitol. A Stereocontrolled Synthesis of 1‐Amino‐2,5‐anhydro‐3,4,6‐tri‐O‐benzyl‐1‐deoxy‐D‐glucitol.
Authors: FREEMAN F. , ROBARGE K. D. 
Published: May 2016

AbstractRing closure of the arabino‐hex‐1‐enitol (III), obtained by Wittig reaction of (I), with the electrophiles (IV) gives the allo isomers (V) as the main products, together with the altro derivatives (VI).
ChemInform Abstract: High‐Yield Synthesis of B4C/BN Ceramic Materials by Pyrolysis of Polymeric Lewis Base Adducts of Decaborane(14).
Authors: REES W. S. JUN. , SEYFERTH D. 
Published: May 2016

AbstractThe diamines (I) and (II) are used to prepare (B10H12·diamine)x polymers which are shown to be useful ceramic precursors.
ChemInform Abstract: Heterometal Nitrosyl Complexes with Remarkable Electronic Structure: Preparation and Crystal Structure of R2(Fe(WS4)2(NO)), R2(Fe(WS4)(NO)2), R2(Co(WS4)2(NO)), and R(Co(WS4)(NO)2) (R: PPh4).
Authors: MUELLER A. + , STOLZ P. , BOEGGE H. + , SARKAR S. , SCHMITZ K. , FANGMEIER A. , BUEKER H. + , TWISTEL W. 
Published: May 2016

AbstractThe title compounds (III), (IV), (VI), and (VII) are characterized by UV/VIS and IR spectroscopy, magnetic measurements, and XRD.
ChemInform Abstract: Electrochemical Oxidation of Ethane‐1,1,2,2‐tetracarboxylic Acid Esters in the Presence of Electron‐Transfer Catalysts.
Authors: ELINSON M. N. , FEDUKOVICH S. K. , NIKISHIN G. I. 
Published: May 2016

AbstractThe electrochemical oxidation of the ethanetetracarboxylate (I) gives mixtures of the ethylenetetracarboxylate (III) and the methoxyethanetetracarboxylate (IV).
ChemInform Abstract: Syntheses of Electrochemically Generated Carbenes. Part 1. Reactions with Dichlorocarbene.
Authors: PETROSYAN V. A. , NIYAZYMBETOV M. E. , BARYSHNIKOVA T. K. 
Published: May 2016

AbstractDichlorocarbene, generated electrochemically from carbon tetrachloride, reacts with the olefins (I) or the anil (IV) to give the cycloadducts (III) or (V).
ChemInform Abstract: X=Y‐ZH Systems as Potential 1,3‐Dipoles. Part 16. Cyclopropyl‐Substituted Azomethine Ylides as Mechanistic Probes in 1,3‐Dipolar Cycloaddition Reactions.
Authors: GRIGG R. , ARMSTRONG W. P. 
Published: May 2016

AbstractThe cycloaddition reactions of some azomethine ylides, which bear cyclopropyl units as mechanistic probe for biradical intermediates, are investigated using two different routes for the generation of the azomethine ylide.
ChemInform Abstract: Rate Constants and Mechanism for the Reaction of Hydrogen Atoms with Aniline.
Authors: HE Y. Z. , CUI J. P. , MALLARD W. G. , TSANG W. 
Published: May 2016

AbstractH atoms generated from hexamethylethane in a heated single‐pulse shock tube undergo H‐abstraction from a large excess of aniline (I) and displacement.
ChemInform Abstract: Organobis(cuprates): A New Class of Reagents and Method for Spiroanellation.
Authors: WENDER P. A. , WHITE A. W. 
Published: May 2016

AbstractThe one‐step spiroanellation method described uses new cuprate reagents such as (II), (VI), or (VIII) (in situ generated from respective organodilithium compounds and copper thiophenoxide).
ChemInform Abstract: Accelerating Symmetry Forbidden Reactions: The Vinylcyclopropane → Cyclopentene Cation Radical Rearrangement.
Authors: DINNOCENZO J. P. , CONLON D. A. 
Published: May 2016

AbstractWoodward‐Hoffmann forbidden reactions may yet be realized eventually by one‐electron oxidation and this idea is applied to the title rearrangement.
ChemInform Abstract: 4‐Oxo‐2,5‐cyclohexadienylidene ‐ A Carbene with a Stable Triplet and a Metastable Singlet State?.
Authors: SANDER W. , MUELLER W. + , SUSTMANN R. 
Published: May 2016

AbstractThe triplet carbene (II), which is obtained from the appropriate diazocyclohexadienone, shows a phenyl‐like σ‐system and a phenol‐like π‐system.
ChemInform Abstract: Oxidation of Cyclic Ketones Catalyzed by Polyethylene Glycol and Rhenium Carbonyl Under Basic and Exceptionally Mild Conditions.
Authors: OSOWSKA‐PACEWICKA K. , ALPER H. 
Published: May 2016

AbstractMonocyclic ketones such as (I) or (III) are oxidatively cleaved with O2 under the conditions mentioned in the title to form the dicarboxylic acids (II) and (IV).
ChemInform Abstract: Regio‐ and Stereoselective C‐Alkylation of the Enol Ethers of Cyclopentane‐1,3‐diones in the Presence of Strong Bases.
Authors: LAKHVICH F. A. , LIS L. G. , PAP A. A. , RUBINOV D. B. , ZHELDAKOVA T. A. , AKHREM A. A. 
Published: May 2016

AbstractThe regio‐ and stereoselective alkylations of the enol ethers (I), derived from pentane‐1,3‐dione, are investigated.
ChemInform Abstract: Phenyl‐α,α,ω‐trihydropolyfluoroalkyliodonium Borofluorides.
Authors: MIRONOVA A. A. , SOLOSHONOK I. V. , MALETINA I. I. , ORDA V. V. , YAGUPOL'SKII L. M. 
Published: May 2016

AbstractIn the presence of BF3 the reaction between the difluoroiodotrihydropolyfluoroalkanes (I) and benzene (II) affords the title compounds (III).
ChemInform Abstract: Esters of N‐(2‐Hydroxy‐1,1‐dimethylethyl)‐1,7,7‐trimethylbicyclo‐(2.2.1)heptan‐2‐exo‐amine with Hypotensive Activity.
Authors: BONDAVALLI F. , BRUNO O. , RANISE A. , SCHENONE P. , SUSANNA V. , LISA M. , MAIONE S. , MARMO E. 
Published: May 2016

AbstractThe amino alcohol (IV) is synthesized from camphornitrimine (I) via coupling with the aminobutanol (II) to give the imine (III) which is reduced with NaBH4.
ChemInform Abstract: The Insertion and Extrusion of Heterosulfur Bridges. Part 14. Synthesis of Nitrotriphenyleno(1,12‐bcd)thiophenes.
Authors: KLEMM L. H. , HALL E. , COUSINS L. , KLOPFENSTEIN C. E. 
Published: May 2016

AbstractTriphenylene (II) or the dodecahydrotriphenylene (I) react with hydrogen sulfide (III) in the presence of a chromium oxide catalyst to form the fused thiophene (IV).
ChemInform Abstract: Reactions of Polyfluoro Carbonyl Compounds with Indolines.
Authors: ZELENIN A. E. , CHKANIKOV N. D. , KOLOMIETS A. F. , FOKIN A. V. 
Published: May 2016

AbstractIndoline (I) is coupled with hexafluoroacetone (II) to give the monoadducts (IIIa) and (IIIb) or the bisadduct (IIIc) depending on the molar ratio and the reaction conditions.
ChemInform Abstract: Studies in the Furan Series. Part 23. Preparation of Some New 5‐Substituted Furfurylallylarylamines. Influence of Substituents on the Intramolecular Diels‐Alder (IMDA) Reaction.
Authors: KLEPO Z. , JAKOPCIC K. 
Published: May 2016

AbstractThe furfurylimines (III) are hydrogenated with boranate to form the secondary amines (V) which are substituted with allyl bromide (VI), yielding the allylamines (VII).
ChemInform Abstract: A Facile Retro‐Ene Reaction of 5‐(Methoxyamino)‐3‐aryl‐1,3,4‐oxadiazol‐2(3H)‐ones.
Authors: KLEIER D. A. , PILGRAM K. H. 
Published: May 2016

AbstractThe semicarbazides (I) react with phosgene (II) to yield the chlorocarbonyl derivatives (III) which are cyclized, forming the oxadiazolones (IV).
ChemInform Abstract: Nitrile‐Stabilized Carbanions. Nucleophilic Substitution Reactions on Bromopyridines.
Authors: NEWKOME G. R. , JOO Y. J. , EVANS D. W. , PAPPALARDO S. , FRONCZEK F. R. 
Published: May 2016

AbstractThe bromopyridines (II) are coupled with the cyanomethylpyridines (I) or (V) to produce the cyanomethanylylidene‐bridged bispyridines (III)/(IV), (VI), or (VII).
ChemInform Abstract: New 7‐Substituted Quinolone Antibacterial Agents. The Synthesis of 1‐Ethyl‐1,4‐dihydro‐4‐oxo‐7‐(2‐thiazolyl and 4‐thiazolyl)‐3‐quinolinecarboxylic Acids.
Authors: CULBERTSON T. P. , DOMAGALA J. M. , PETERSON P. , BONGERS S. , NICHOLS J. B. 
Published: May 2016

AbstractThe title compounds are prepared by cyclocondensation of bromoacetylquinolone derivatives such as (II) with thioamides or ring closure of thiocarbamoylquinolones such as (VI) with α‐halo ketones.
ChemInform Abstract: A Facile Synthesis of the 1,3‐Dithiolo(4,5‐b)pyridine Ring System via Pyridyl Thiocyanates.
Authors: CHEN T. K. , FLOWERS W. T. 
Published: May 2016

Abstract2‐Chloro‐3‐thiocyanatopyridine (I) reacts with the thioacids (II), forming the acyliminodithiolopyridines (III).
ChemInform Abstract: cis‐/trans‐(1.1.1)‐Trithia‐ and trans‐(4.4.4)‐Hexathia‐tris‐σ‐homobenzenes.
Authors: KAGABU S. , KAISER C. , KELLER R. , BECKER P. G. , MUELLER K.‐H. + , KNOTHE L. , RIHS G. , PRINZBACH H. 
Published: May 2016

AbstractStarting from the cis‐ and trans‐benzene trioxides (I) or (III), the thia analogues (II), (IV), (V) or (VIII) are prepared by regioselective epoxide‐opening reactions with the S‐nucleophiles (VI) or (VII).
ChemInform Abstract: Reactions with 2‐Mercaptopyrimidines. Synthesis of Some New Thiazolo‐(3,2‐a)‐ and Triazolo(4,3‐a)pyrimidines.
Authors: HUSSAIN S. M. , EL‐REEDY A. M. , REZK A. M. H. , SIFE EL‐DIEN KH. A. 
Published: May 2016

AbstractThe 2‐thioxotetrahydropyrimidine (I) reacts with the halides (II) to give the S‐alkyl derivatives (III).
ChemInform Abstract: Synthesis of Thiadiazolo Derivatives of 4(3H)‐Quinazolinone as Potential Antimicrobial Agents.
Authors: KHALIL M. A. , HABIB N. S. 
Published: May 2016

AbstractThe 4(3H)‐quinazoline derivatives (V) mentioned in the title are prepared by cyclocondensation of the substituted thiosemicarbazides (IV) with the quinazolinones (III) in the presence of phosphorus oxychloride.
ChemInform Abstract: 6‐(Alkylamino)‐9‐benzyl‐9H‐purines. A New Class of Anticonvulsant Agents.
Authors: KELLEY J. L. , KROCHMAL M. P. , LINN J. A. , MCLEAN E. W. , SOROKO F. E. 
Published: May 2016

AbstractAmination of 5‐amino‐4,6‐dichloropyrimidine (I) with the amines (II) gives the 4‐substituted pyrimidines (III) which are treated with triethyl orthoformate (IV) to form the 6‐chloro‐9‐substituted purines (Vb).
ChemInform Abstract: Short Syntheses of 1,2,3,5‐Tetrahydro‐5‐oxopyrrolo(1,2‐a)quinoline‐4‐carboxylic Acid and 1,2,3,4‐Tetrahydro‐6H‐6‐oxopyrido(1,2‐a)quinoline‐5‐carboxylic Acid Derivatives.
Authors: CHU D. T. W. , CLAIBORNE A. K. 
Published: May 2016

AbstractThe β‐keto ester (I) reacts with the lactim ethers (II) to form the enaminocarboxylates (III) and (IV) which are cyclized and subsequently saponified, yielding the fused quinolonecarboxylic acids (V).
ChemInform Abstract: Reversible Formation of Cyclic 1,4‐Benzothiazine Oligomers.
Authors: CHIOCCARA F. , NOVELLINO E. 
Published: May 2016

AbstractThe 1,4‐benzothiazine (II) is generated in situ by acidic treatment of the o‐aminophenylthioacetaldehyde acetal (I).
ChemInform Abstract: Tetrahydrocyclopenta(e)pyrido(3,2‐b)(1,4)diazepine and ‐cyclopenta(e)pyrido(2,3‐b)(1,4)diazepine Derivatives.
Authors: SAVELLI F. , BOIDO A. , VAZZANA I. , SPARATORE F. 
Published: May 2016

AbstractThe 2,3‐diaminopyridines (I) react with the cyclopentanone‐2‐carboxylate (II) to give the isomeric cyclocondensation products (III) and (IV) which rearrange in boiling pyridine to form the imidazolones (V) and (VI).
ChemInform Abstract: Enzymatic Synthesis of Macrocyclic Lactones.
Authors: GUO Z.‐W. , SIH C. J. 
Published: May 2016

AbstractA novel method for the construction of macrocyclic lactones (III) and (IV) via direct condensation of diacids (I) and diols (II), catalyzed by lipases in nonaqueous media, is described.
ChemInform Abstract: The First Silylenium Ions in Solution.
Authors: LAMBERT J. B. , SCHULZ W. J. JUN. , MCCONNELL J. A. , SCHILF W. 
Published: May 2016

AbstractThe first silylenium ions (RS)3Si+ (R: Me, Et, iPr) are produced by treatment of the corresponding silanes with trityl perchlorate in polar solvents of low nucleophilicity including CH2Cl2, CH2ClCH2Cl, MeCN, and sulfolane.
ChemInform Abstract: Phosphorylated Adamantanes. Part 7. Functionally‐Substituted Adamantylphosphines.
Authors: YURCHENKO R. I. , LAVROVA E. E. , YURCHENKO A. G. 
Published: May 2016

AbstractReduction of the substituted adamantylphosphonic dichlorides (I) with lithium alanate gives the adamantylphosphines (II).
ChemInform Abstract: Chemistry of Phosphorus. Part 186. Tris(2,3‐di‐tert.‐butylcyclotriphosphanyl)stibane ‐ A Compound with Three P3 Rings Linked by One Antimony Atom.
Authors: BAUDLER M. , DE RIESE‐MEYER L. 
Published: May 2016

AbstractThe 3:1 molar reaction of the stannylcyclotriphosphane (I) with SbCl3 (II) proceeds quantitatively giving the two configurational isomers (III) and (IV) of the title compound.
ChemInform Abstract: Some New 3‐Substituted 3‐Hydroxyselenetanes and Their Loss of Selenium.
Authors: POLSON G. , DITTMER D. C. 
Published: May 2016

AbstractLithium selenide (III) generated in situ reacts with the chloromethyloxiranes (IV) to form the selenetanes (V) which decompose at higher temperatures, yielding the allylic alcohols (VI).
ChemInform Abstract: Reactions of Uranium Pentabromide. Crystal Structures of PPh4(UBr6), PPh4(UBr6)·2 CCl4, (PPh4)2(UBr6)·4 CH3CN, and (PPh4)2(UO2Br4)·2 CH2Cl2.
Authors: BOHRER R. , CONRADI E. , MUELLER U. + 
Published: May 2016

AbstractThe product (III) (space group C2/c, Z=4) is prepared starting with (I) as shown.
ChemInform Abstract: First Case of Interannular, Possibly Electronically Transmitted, Asymmetric Induction in an Organometallic Compound.
Authors: BOESE R. , BLAESER D. + , HALTERMAN R. L. , VOLLHARDT K. P. C. 
Published: May 2016

AbstractNucleophilic addition of the alkynyl‐Li compounds (IV) to the chiral cobaltocenium ion (III) in situ obtained from the ketone (I) by methylation leads to the mixture of (V) and (VI) in a ring‐specific as well as a regio‐ and diastereoselective fashion.
ChemInform Abstract: Tetrakis(trimethylphosphine)nickel(0).
Authors: AVENT A. G. , CLOKE F. G. N. , DAY J. P. , SEDDON E. A. , SEDDON K. R. , SMEDLEY S. M. 
Published: May 2016

AbstractThe title compound (III) is prepared by socalled metal‐vapour synthesis.
ChemInform Abstract: Total Synthesis of (‐)‐Laurenyne. Use of Acetal‐Initiated Cyclizations to Prepare Functionalized Eight‐Membered Cyclic Ethers.
Authors: OVERMAN L. E. , THOMPSON A. S. 
Published: May 2016

AbstractThe key step in the synthesis of the title compound (XI) is the cyclization of the intermediate (VI).
ChemInform Abstract: Solvolytic Reactions of 19‐Tosyloxy Cholesterol Derivatives. Part 1. Reactions of 3‐Acetoxy‐(or 3‐hydroxy)‐19‐tosyloxycholest‐5‐ene with Isopropanol.
Authors: ANTKOWIAK W. Z. , MSCISZ J. 
Published: May 2016

AbstractRefluxing the 3β‐hydroxy cholestene (Ia) in the presence of isopropanol (II) yields the ring‐expanded derivative (III).
ChemInform Abstract: Synthesis of Optically Pure α‐Amino Acids via Salts of α‐Amino‐β‐propiolactone.
Authors: ARNOLD L. D. , MAY R. G. , VEDERAS J. C. 
Published: May 2016

AbstractTreatment of the known oxetane (II) (available from Boc‐Ser (I) by Mitsunobu reaction) with TFA (III) or TosOH (V) produces the salts (IV) or (VI).
ChemInform Abstract: Synthetic Oligosaccharides Related to Group B Streptococcal Polysaccharides. The Rhamnotriose Moiety of the Common Antigen.
Authors: POZSGAY V. , BRISSON J.‐R. , JENNINGS H. J. 
Published: May 2016

AbstractControlled acetolysis of the pyranoside (I) yields the derivative (II), which reacts with (I) to give the disaccharide (III).
ChemInform Abstract: Simultaneous 1,2‐Introduction of Allylic and α,β,γ,δ‐Unsaturated Acyl Groups into Isoquinoline Systems and Subsequent Intramolecular Diels‐Alder Reactions.
Authors: YAMAGUCHI R. , OTSUJI A. , UTIMOTO K. 
Published: May 2016

AbstractReaction of allyltributyltin (II) with isoquinolines (I) in the presence of dienoyl chlorides (III) successfully gives the derivatives (IV) which are thermally cyclized by intramolecular Diels‐Alder reaction to afford the tetracyclic compound (V).
ChemInform Abstract: Methods for Indole Alkaloid Synthesis: A Study of the Compatibility of the Indole‐2,3‐Quinodimethane Strategy for the Synthesis of 16‐Methoxy‐Substituted Aspidosperma‐Type Alkaloids. Synthesis of (+)‐ and (‐)‐16‐Methoxytabersonine.
Authors: CARDWELL K. , HEWITT B. , LADLOW M. , MAGNUS P. 
Published: May 2016

AbstractThe derived imines from the formylindole (II) (prepared from the nitraniline (I)) and the compounds (III) are treated with the racemic reagent (IV) to give the hexacyclic adducts (V) which are converted to the heptacyclic compounds (VI).
ChemInform Abstract: Co‐Ordination Chemistry of Higher Oxidation States. Part 26. Spectroscopic Studies of Tellurate Complexes of the Trivalent Group 1B Metals. X‐Ray Structure of Na5(Cu(TeO4(OH)2)2)·16 H2O.
Authors: LEVASON W. , SPICER M. D. , WEBSTER M. 
Published: May 2016

AbstractThe composition of the crystal studied is found to be Na deficient and its correct formula is proposed to be Na5‐xHx(Cu(TeO4(OH)2)2)·16 H2O. The compound crystallizes in the triclinic space group P1 with Z=1.
ChemInform Abstract: Aqueous Coordination and Location of Exchangeable Cu2+ Cations in Montmorillonite Clay Studied by Electron Spin Resonance and Electron Spin‐Echo Modulation.
Authors: BROWN D. R. , KEVAN L. 
Published: May 2016

AbstractIt is demonstrated that a combination of XRD, ESR, and ESEM measurements provides a fairly complete picture of the aqueous coordination and location of Cu2+‐exchanged cations in montmorillonite clays.
ChemInform Abstract: Dielectric Loss of Dehydrated Rb3Na8‐ZK4 Zeolite.
Authors: OHGUSHI T. 
Published: May 2016

AbstractDielectric measurements in the frequency range 12‐2.2·106 Hz at 211‐705 K show two kinds of dielectric losses, relaxation and conduction, for the completely dehydrated title zeolite.
ChemInform Abstract: Catalytic Properties of Perovskite‐Type Mixed Oxides (ABO3) Consisting of Rare Earth and 3d Transition Metals. The Roles of the A‐ and B‐Site Ions.
Authors: NITADORI T. , ICHIKI T. , MISONO M. 
Published: May 2016

AbstractThe catalytic activities of LnBO3 (Ln: lanthanoids, B: Co, Fe, Mn) and partially Sr substituted compounds Ln1‐xSrxCoO3 (x = 0.1, 0.2, 0.4) for the oxidation of propane and methanol are studied.
ChemInform Abstract: Reaction of Osmium Tetroxide with Chalcogen Halides: Chalcogeno‐halo Complexes of Osmium.
Authors: PEKHN'O V. I. , FOKINA Z. A. , VOLKOV S. V. 
Published: May 2016

AbstractReactions between OsO4 and ECl2 (E: S, Se, Te) afford the known compounds OsCl4·(ECl4)2, independent of the molar ratios of the reactants.