bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Chemical Transformation of N‐(Protected)‐O‐(3,4,6‐Tri‐O‐acetyl‐2‐deoxy‐2‐hydroxyimino‐D‐arabino‐hexopyranosyl)‐L‐hydroxyamino Acid Methyl Esters into 2,3,4,6‐Tetra‐O‐acetyl‐D‐glycopyranoside Derivatives.
Authors: SMIATACZ Z. , PASZKIEWICZ E. 
Published: May 2016

AbstractThe 2,3,4,6‐tetraacetyl‐α‐glycopyranosides (III) are synthesized starting from the corresponding 2‐deoxy‐2‐hydroxyimino‐arabinosyl serinates or threoninates (I) by the sequence of reactions shown in the scheme (A).
ChemInform Abstract: Synthesis of Oligosaccharides Corresponding to Biological Repeating Units of Shigella flexneri Variant Y Polysaccharide. Part 1. Overall Strategy, Synthesis of a Key Trisaccharide Intermediate, and Synthesis of a Pentasaccharide.
Authors: PINTO B. M. , MORISSETTE D. G. , BUNDLE D. R. 
Published: May 2016

AbstractThe overall strategy for the synthesis of penta‐ up to octa‐saccharides, representing the biological repeating unit of Shigella flexneri serogroup Y lipopolysaccharide, is described and the preparation of the pentasaccharide (VII) is performed.
ChemInform Abstract: An Efficient Total Synthesis of (.+‐.)‐Epilupinine and (.+‐.)‐Lupinine from a Common Quinolizidine Intermediate.
Authors: TAKAHATA H. , YAMABE K. , SUZUKI T. , YAMAZAKI T. 
Published: May 2016

AbstractThe synthesis of (±)‐epilupinine (Ia) and (±)‐lupinine (Ib) via the intermediate (VI) is described.
ChemInform Abstract: A Useful Construction of 4‐Substituted 1‐Alkylpiperid‐3‐ones.
Authors: SWINDELL C. S. , DUFFY R. H. 
Published: May 2016

AbstractThe piperidinols (VI), prepared from the Grignard reagents (I) and the halopyridines (II) as outlined in the reaction scheme, cannot be oxidized to give the piperidones (VII).
ChemInform Abstract: A Total Synthesis of Acivicin.
Authors: MZENGEZA S. , YANG C. M. , WHITNEY R. A. 
Published: May 2016

AbstractThe nitrones (I), generated in situ from the corresponding oximes, react with the L‐vinylglycine derivatives (II) to give mixtures of the isoxazolidines (III) and (IV).
ChemInform Abstract: Photoenolisation of Conjugated Esters: Synthesis of a San Jose Scale Pheromone by Partially Regiocontrolled Photochemical Deconjugation.
Authors: LOMBARDO D. A. , WEEDON A. C. 
Published: May 2016

AbstractThe unsaturated ester (IX) can be obtained as an E/Z‐mixture, starting with the ester (I) as shown in the reaction scheme.
ChemInform Abstract: Factors Governing the Synthesis of Zeolites from Silicoaluminate Hydrogels: A Comparative Study of the Crystallization Mechanisms of Zeolites Y, Mordenite and ZSM‐5
Authors: BODART P. , NAGY J. B. , GABELICA Z. , DEROUANE E. G. 
Published: May 2016

AbstractReview: (80 refs.
ChemInform Abstract: Matrix Isolation and Mass Spectrometric Studies on Selenium Trioxide Vapour: The Characterisation of Monomeric SeO3.
Authors: BRISDON A. K. , OGDEN J. S. 
Published: May 2016

Abstract(SeO3)4 is shown to be the major species in the vapour above heated selenium trioxide, while above mixtures of H2SeO4/P2O5 significant portions of monomeric SeO3 are observed.
ChemInform Abstract: closo‐Halogenohydrohexaborates. Part 2. 11B NMR Spectra of the closo‐Halogenohydrohexaborates XnB6H2‐ 6‐n, n = 0‐6, X: Cl, Br, I.
Authors: FRITZE J. , PREETZ W. , MARSMANN H. C. 
Published: May 2016

AbstractThe point symmetries of nearly all compounds of the title series, including the stereoisomers, are determined and coupling constants and chemical shifts are given.
ChemInform Abstract: Synthesis and Properties of Lead(II) Hexachlorotechnetate.
Authors: ZAITSEVA L. L. , KRUGLOV A. A. , SKOSYREV V. A. 
Published: May 2016

AbstractReaction between 2 PbCO3·Pb(OH)2 and HTcO4 affords Pb(TcO4)2.
ChemInform Abstract: Chirality of Intermediates in Thiamine Catalysis: Structure of (‐)‐2‐(1‐Hydroxyethyl)‐3,4‐dimethyl‐5‐(2‐hydroxyethyl)thiazolium Iodide, the Absolute Stereochemistry of the Enantiomers of 2‐(1‐Hydroxyethyl)thiamine, and Enzymic Reaction of the Diphosphates.
Authors: KLUGER R. , KARIMIAN K. , GISH G. , PANGBORN W. A. , DETITTA G. T. 
Published: May 2016

AbstractFrom the X‐ray structure of the (R)‐(‐)‐thiazolium iodide (I) (space group P212121) the (R)‐configuration of the (+)‐hydroxyethylthiamine (IIa) and its (+)‐diphosphate (IIb) is concluded.
ChemInform Abstract: Supramolecular Catalysis in the Hydrolysis of ATP Facilitated by Macrocyclic Polyamines: Mechanistic Studies.
Authors: HOSSEINI M. W. , LEHN J.‐M. , MAGGIORA L. , MERTES K. B. , MERTES M. P. 
Published: May 2016

AbstractThe macrocyclic polyamine (Ia) catalyzes the hydrolysis of ATP at both pH 3 and 7 with calculated entropies of activation of ‐11 and ‐8.7 eu.
ChemInform Abstract: Hydration of Isopentenes in an Acetone Environment over Ion‐Exchange Resin: Thermodynamic and Kinetic Analysis.
Authors: DELION A. , TORCK B. , HELLIN M. 
Published: May 2016

Abstract2‐Methyl‐2‐butanol is synthesized in the 60‐103 °C temp. range over sulfonic acid resin as the catalyst and in the presence of a sufficient quantity of acetone to obtain a single liquid phase.
ChemInform Abstract: Intramolecular Azide‐Diene Cycloadditions. An Approach to Fused Bicyclic 3‐Pyrrolines Based on a One‐Pot Nitrene‐Diene Cycloaddition Equivalent.
Authors: PEARSON W. H. , CELEBUSKI J. E. , POON Y.‐F. , DIXON B. R. , GLANS J. H. 
Published: May 2016

AbstractThe azidodienes (IV), prepared by two methods shown in the reaction scheme, undergo intramolecular cycloaddition reactions on heating to produce the heterocycles (VII) ‐ (IX).
ChemInform Abstract: Thermal Reactivity of 4′‐Substituted‐ and 4′‐Substituted‐2‐phenyl‐benzenesulfenanilides.
Authors: BENATI L. , MONTEVECCHI P. C. , SPAGNOLO P. 
Published: May 2016

AbstractThe thermal decomposition of the benzenesulfenanilides (Ia)‐(Ic) in benzene, furan (IV) or benzene/cyclohexene (VI), and of the 2‐phenylbenzenesulfenanilides (Id)‐(If) in benzene at 85 or 150 °C is studied in detail (tables) and two distinct pathways relevant for the reactions are discussed.
ChemInform Abstract: Acylnitrilium Ion Cyclizations in Heterocycle Synthesis. A Convergent Method for the Preparation of 2‐Acylpyrrolines via the Intramolecular Acylation of Silyloxyalkenes with α‐Keto Imidoyl Chlorides.
Authors: WESTLING M. , LIVINGHOUSE T. 
Published: May 2016

AbstractThe isonitriles (I) (prepared by exposure of the corresponding enones to LiCH2NC followed by TBS‐Cl treatment) undergo acylation and AgBF4‐promoted ring closure to give the acylpyrrolines (III) (during work‐up, partial conversion of the Δ1‐pyrroline (IIIa) to its Δ2‐isomer (ratio 1:1.6) is observed).
ChemInform Abstract: Photolysis of 2,3‐Epoxy‐7,7‐diphenylbicyclo(3.2.0)heptan‐6‐ones and 2‐exo, 3‐exo‐Dihydroxy‐7,7‐diphenylbicyclo(3.2.0)heptan‐6‐one.
Authors: DAVIES H. G. , RAHMAN S. S. , ROBERTS S. M. , WAKEFIELD B. J. , WINDERS J. A. 
Published: May 2016

AbstractPhotolysis of the endo‐epoxide (I) in MeOH gives the products (II) and (III), derived from an oxacarbene intermediate, and (IV)‐(VI), derived from an initially formed alkenylketene.
ChemInform Abstract: Photooxidation of Tetraanionic Sensitizer Ions by Dihexadecyl Phosphate Vesicle‐Bound Viologens.
Authors: HURST J. K. , THOMPSON D. H. P. , CONNOLLY J. S. 
Published: May 2016

AbstractTriplet state lifetimes of several photoredox‐active anions are shortened by adding bipyridinium ions (I) in the presence of dihexadecyl phosphate vesicles.
ChemInform Abstract: Oxidation of 1,2,3‐Butatrienes: A Facile Formation of Methylenecyclopropanones and Their Subsequent Photodecarbonylation.
Authors: ANDO W. , HAYAKAWA H. , TOKITOH N. 
Published: May 2016

AbstractPeracid oxidation of the butatrienes (I) yields the methylenecyclopropanones (II) which undergo photolytic decarbonylation, forming the allenes (III).
ChemInform Abstract: Palladium‐Catalyzed Cross‐Coupling Reactions of B‐Alkyl‐9‐BBN or Trialkylboranes with Aryl and 1‐Alkenyl Halides.
Authors: MIYAURA N. , ISHIYAMA T. , ISHIKAWA M. , SUZUKI A. 
Published: May 2016

AbstractThe boranes (I) or (II) react with aryl iodides such as (III) in the presence of Pd‐catalysts, yielding the substitution products (V).
ChemInform Abstract: A Facile Synthesis of Perfluoro‐ and ω‐Chloroperfluoro‐1‐pentafluorophenyl‐1‐alkynes.
Authors: SHEN Y. , QIU W. 
Published: May 2016

AbstractThe title compounds (VI) are prepared by treating methylenetriphenylphosphorane (I) with hexafluorobenzene (II), followed by acylation and pyrolysis.
ChemInform Abstract: A Facile Synthesis of Pentafluorophenyl Olefins via an Arsonium Ylide.
Authors: SHEN Y. , QIU W. 
Published: May 2016

AbstractThe pentafluorophenylalkenes (VI) are prepared in a one‐pot synthesis from methyltriphenylarsonium iodide (I) via its methylenearsorane (II), followed by reaction with hexafluorobenzene (III) and the aldehydes (V).
ChemInform Abstract: Palladium‐Catalyzed Synthesis of Allylic and Benzylic Sulfides from the Corresponding Dithiocarbonates.
Authors: LU X. , NI Z. 
Published: May 2016

AbstractPalladium(0)‐phosphine complexes catalyze the decomposition of the dithiocarbonates (I) and (V), yielding the allylic (II) ‐ (IV) and the benzylic sulfides (VI).
ChemInform Abstract: Organic Syntheses without Solvent: Preparation of Sulfones and Dithioacetals.
Authors: BRAM G. , LOUPY A. , ROUX‐SCHMITT M. C. , SANSOULET J. , STRZALKO T. , SEYDEN‐PENNE J. 
Published: May 2016

AbstractThe sulfones (III) are obtained from the sulfinates (I) by alkylation under solid‐liquid phase‐transfer catalysis.
ChemInform Abstract: Cross‐Coupling Reactions for the Preparation of 2‐Arylfurans, 2‐Benzylfuran and 2‐Cinnamylfuran.
Authors: PELTER A. , ROWLANDS M. , CLEMENTS G. 
Published: May 2016

AbstractThe 2‐substituted furans (III), (VI), and (VIII) are prepared by the Pd(0)‐catalyzed coupling reaction of 2‐furylzinc chloride with the aryl bromides (II) and (VII) or of 2‐lithiofuran (IV) with benzyl and cinnamyl bromide (V).
ChemInform Abstract: Hydrolysis Products of Flavins (Isoalloxazines).
Authors: HARAYAMA T. , TEZUKA Y. , TAGA T. , YONEDA F. 
Published: May 2016

AbstractHydrolysis of the flavins (I) with Triton B yields the spirohydantoins (II) and the imidazoquinoxalines (III) as main products.
ChemInform Abstract: An Unusual Ring‐Opening Reaction of 2‐Methylthio‐3,1‐perhydrobenzoxazines. A Comparative Study of the 3,1‐ and 1,3‐Isomers.
Authors: FERENC F. , GYOERGY C. + , SANDOR S. , GABOR B. 
Published: May 2016

AbstractS‐Methylation of (I) with methyl iodide leads to ring fission, catalyzed by HI, yielding the iodomethylthiolcarbamates (II).
ChemInform Abstract: Ring‐Chain Tautomerism of ortho‐Amino‐Substituted Aromatic Carboxylic Acid Hydrazones. Part 1. Formation of 1,2,3,4‐Tetrahydro‐5H‐1,3,4‐benzotriazepin‐5‐ones and 5,6,7,8‐Tetrahydro‐4H‐pyrazolo(3,4‐e)(1,2,4)triazepin‐4‐ones.
Authors: GAL M. , TIHANYI E. , DVORTSAK P. 
Published: May 2016

AbstractReaction of the ortho‐amino hydrazide (I) with the aldehydes or ketones (II) gives either the hydrazones (III), the triazepinones (IV) or a ring‐chain equilibrium mixture of (III) and (IV).
ChemInform Abstract: Efficient Synthesis of 6‐Trimethylsiloxy‐ and 6‐(Trimethylsilyl)methyl‐ 3‐phenyl‐5,6‐dihydro‐4H‐1,2‐oxazines by Cycloaddition of α‐Nitrosostyrene to Silyl Enol Ethers and Allyltrimethylsilane.
Authors: HIPPELI C. , REISSIG H. U. 
Published: May 2016

AbstractCycloaddition reaction of α‐nitrosostyrene (II), generated from α‐chloroacetophenone oxime (I) and bases, with the silyl enol ethers (III) or the allyltrimethylsilane (V) produces the dihydro‐1,2‐oxazine derivatives (IV) and (VI) respectively.
ChemInform Abstract: The Persilylcyclotrisilane ((Et3Si)2Si)3.
Authors: MATSUMOTO H. , SAKAMOTO A. , NAGAI Y. 
Published: May 2016

AbstractSodium reduction of the dibromohexaethyltrisilane (I) yields the hexakis(triethylsilyl)cyclotrisilane (II) which decomposes on photolysis to form the unstable disilene (III).
ChemInform Abstract: Intramolecular Cyclopropanation of an Aromatic Nucleus by an Alkylidenecarbene: A Novel Access to Heptafulvenes.
Authors: BRUECKMANN R. + , MAAS G. 
Published: May 2016

AbstractCyclization of the Si‐substituted α‐diazoketone (I) gives the electron‐ rich heptafulvene (II) which is extremely sensitive to oxidation by air and to moisture.
ChemInform Abstract: Synthesis and NMR‐Spectroscopic Characterization of Some Di‐n‐alkyl and n‐Alkylaryl Chlorophosphanes.
Authors: WOLFSBERGER W. 
Published: May 2016

AbstractThe tetrasubstituted diphosphanes (I) are cleaved with chlorodiphenyl or dichlorophenylphosphane (II) to yield the chlorophosphanes (III).
ChemInform Abstract: Tin‐Alkylation of Sterically Hindered Stannaheterocycles: Synthesis of Tri‐tert‐butyltin Element Compounds.
Authors: HAENSSGEN D. + , REUTER P. , DOELLEIN G. + 
Published: May 2016

AbstractMethylation of the stannaheterocycles (Ia) ‐ (Ic) yields only the disubstituted compound (II).
ChemInform Abstract: Chemical Etching Characteristics of InGaAs/InP and InAlAs/InP Heterostructures.
Authors: STANO A. 
Published: May 2016

AbstractThree etching systems, H3PO4‐H2O2, H2SO4‐H2O2‐H2O, and Br2‐AcOH, have been investigated for chemical etching of InGaAs/InP and InAlAs/InP heterostructures using a photoresist mask.
ChemInform Abstract: High Pressure Behavior of Calcium‐Cobalt Mixed Orthophosphates Isomorphous with β‐Tricalcium Phosphate.
Authors: THEODORET THEODORET , LENZI J. , ROUX P. , BONEL G. , LENZI M. 
Published: May 2016

AbstractThe influence of high pressure (50 kbar) and temp. (900 °C) treatment on the structure of Ca3‐xCox(PO4)2 compounds with 0 ≤ x ≤ 0.4 having the β‐Ca3(PO4)2‐type structure has been investigated.
ChemInform Abstract: Materials with Non Linear Properties in the Ca3(VO4)2‐Pb3(VO4)2 System.
Authors: DIOURI M. , DRACHE M. , THOMAS D. 
Published: May 2016

AbstractThe Ca3‐xPbx(VO4)2 system exhibits two ranges of solid solutions as indicated by the results of thermal analysis, XRD and dielectric measurements.
ChemInform Abstract: Gas Chromatographic Studies of the Thermal Decomposition of 12‐Molybdophoshoric Acid and Its Salts in the Solid State
Authors: WANG J. Y. , XIN X. Q. , JIN T. Z. 
Published: May 2016

Abstracton the basis of temp. programmed reduction with H2 are reported (cations: K+, Ca2+, Mn2+, Co2+, Ni2+, NH4+, Cu2+, and Ag+).
ChemInform Abstract: Physicochemical Characterization of ZnO/Al2O3 and ZnO‐MoO3/Al2O3 Catalysts
Authors: MAEZAWA A. , OKAMOTO Y. , IMANAKA T. 
Published: May 2016

Abstractby XPS, XRD, AES, diffuse reflectance spectroscopy and TPR techniques with emphasis on the depth distribution of Zn2+ in the surface layer of Al2O3.
ChemInform Abstract: The Layered Phosphatoantimonic Acid H3Sb3P2O14·xH2O
Authors: PIFFARD Y. , VERBAERE A. , LACHGAR A. , DENIARD‐COURANT S. , TOURNOUX M. 
Published: May 2016

Abstracthas been obtained from K3Sb3P2O14 by ion exchange in acidic medium.
ChemInform Abstract: Preparation and Crystal Structures of Hg3(NbF5)2SO4 (I), Hg3(TaF5)2SO4 (II), and Hg4(Ta2F11)2 (III).
Authors: BROWN I. D. , GILLESPIE R. J. , MORGAN K. R. , SAWYER J. F. , SCHMIDT K. J. , TUN Z. , UMMAT P. K. , VEKRIS J. E. 
Published: May 2016

Abstract(I) and the isostructural (II) are obtained as minor products during the reactions of Hg with SO2 solutions of Hg(MF6)2 (M: Nb, Ta) (20 °C, 2 months, yields not given).
ChemInform Abstract: σ and π Interactions of the Carbonyl Ligand Determined from Single‐Crystal Polarized Electronic Spectroscopy and Ligand Field Theory.
Authors: CHANG T.‐H. , ZINK J. I. 
Published: May 2016

AbstractCO is shown to be a very strong π acceptor ligand and a better σ donor ligand than Cl‐ and about equal to ethylene.
ChemInform Abstract: Ab initio Theoretical Studies of Dihydrogen Coordination vs. Oxidative Addition of H2 to Five‐Coordinate Tungsten Complexes.
Authors: HAY P. J. 
Published: May 2016

AbstractThe η2‐dihydrogen and dihydride forms of d6 ML5‐H2 complexes are investigated for the specific cases of H2 bound to W(CO)3(PR3)2 and W(PR3)5 fragments using ab initio electronic wave functions and relativistic effective core potentials.
ChemInform Abstract: Fundamental Studies of the Chemisorption of Organosulfur Compounds on Au(111). Implications for Molecular Self‐Assembly on Gold Surfaces.
Authors: NUZZO R. G. , ZEGARSKI B. R. , DUBOIS L. H. 
Published: May 2016

AbstractIn contrast to methanethiol (molecular adsorption) the formation of a stable surface thiolate is observed from dimethyl disulfide under UHV conditions.
ChemInform Abstract: Modeling Chemical Reactivity. Part 4. Regiochemistry and Stereochemistry of Electrophilic Additions to Allylic Double Bonds.
Authors: KAHN S. D. , PAU C. F. , CHAMBERLIN A. R. , HEHRE W. J. 
Published: May 2016

AbstractA detailed analysis of the three factors which influence regio‐ and stereoselectivity of electrophilic additions to chiral allylic double bonds is provided.
ChemInform Abstract: Small and Medium Rings. Part 61. An Experimental Approach to the C8H10 Hypersurface. Kinetic and Thermochemical Investigations on a Formally Forbidden Ground‐State (2σ + 2π) Cycloaddition.
Authors: HASSENRUECK K. + , MARTIN H.‐D. , MAYER B. , URBANEK T. , ZIRWES T. , WALSH R. , BECKHAUS H.‐D. 
Published: May 2016

AbstractThe C8H10 hydrocarbons (I), (III), (IV), and (VII) are thermolyzed in a static system and the Arrhenius parameters are obtained.
ChemInform Abstract: Hydride Transfer in the Oxidation of Alcohols by ((bpy)2(py)Ru(O))2+. A kH/kD Kinetic Isotope Effect of 50.
Authors: ROECKER L. , MEYER T. J. 
Published: May 2016

AbstractThe reactions are first order in both alcohol and monooxo complex and the rate constants increase in the given order, being almost unaffected by the p‐substituents in (Id).
ChemInform Abstract: Studies of Unsaturated Compounds. Part 15. Liquid‐Phase Low‐Temperature Chlorination of 2‐Chloro‐ and 2,3‐Dichlorobut‐2‐enes in the Presence of Ferric Chloride.
Authors: KAPLANYAN E. E. , MKRTCHYAN A. M. , VOSKANYAN E. S. 
Published: May 2016

AbstractThe chlorination of trans‐ or cis‐2,3‐dichlorobut‐2‐ene (I) or (VI) and of 2‐chlorobut‐2‐ene (VII) in the absence of FeCl3 affords the alkenes (II) or (VIII), which result from "anomalous" substitutions, along with the alkanes (V) or (IX).
ChemInform Abstract: Antiviral Agents. Part 30. (Haloanilino)ethenetricarbonitriles. Herbicides. Part 8. Chlorinated and Brominated Anilinoethenetricarbonitriles.
Authors: KREUTZBERGER A. , DAUS S. 
Published: May 2016

AbstractReaction of tetracyanoethylene (I) with the haloanilines (II) produces the substitution products (III).
ChemInform Abstract: Reaction of N‐Aryl(alkyl)sulfonyl‐2‐aryl(alkyl)sulfonamido‐1,4‐benzoquinone‐4‐imines with Hydrogen Chloride.
Authors: AVDEENKO A. P. , EVGRAFOVA N. I. , MISHCHENKO A. I. , BELAMBRI NUR URIDA BELAMBRI NUR URIDA 
Published: May 2016

AbstractNucleophilic addition of HCl to the title compounds (I) yields the 2‐chlorophenols (II).
ChemInform Abstract: Reactions of 6H‐6‐Oxoanthra(1,9‐cd)isoxazoles with Alkylphenyl Ethers and Dimethylaniline.
Authors: GORNOSTAEV L. M. , ES'KIN A. P. , EL'TSOV A. V. 
Published: May 2016

AbstractThe reactions between the anthra(1,9‐cd)isoxazoles (I) or (V) and the phenyalkyl ethers (II) or N,N‐dimethylaniline are studied for the first time.
ChemInform Abstract: Chemistry of Pyrene. Part 26. Ambivalent Behavior of 5‐Amino Substituted 1,6‐Pyrenequinone in Nucleophilic Addition Reactions.
Authors: SHIGALEVSKII V. A. , CHESNOVSKII V. S. , GERASIMENKO YU. E. 
Published: May 2016

AbstractThe reaction between 5‐amino‐1,6‐pyrenequinone (I) and phthalic anhydride (II) affords the adduct (III), which is dehydrated to give the 5‐phthalimido derivative (IV) on prolonged heating in (II).
ChemInform Abstract: Asymmetric Sulfenylation of Tin(II) Enolates of Ketones and 3‐Acyl‐2oxazolidones. Application to the Synthesis of Optically Active Epoxides.
Authors: YURA T. , IWASAWA N. , CLARK R. , MUKAIYAMA T. 
Published: May 2016

AbstractThe carbonyl compounds (I) react with the phenylsulfenyl derivatives (II) in the presence of tin(II) triflate and the chiral diamine (III), producing the α‐thiophenyl derivatives (IV).
ChemInform Abstract: Synthesis of Alkyl‐ and Phenyl‐Substituted 2‐Halo‐4‐halomethyl‐2‐buten‐4‐olides.
Authors: TYVORSKII V. I. , TISHCHENKO I. G. , SUBOCH V. P. , KUKHAREV A. S. 
Published: May 2016

AbstractTreatment of the diepoxides (I) or the monoepoxides (III) ‐ the latter are obtained by the reaction of (Ia) with HCl or HBr ‐ with HCl or HBr in DMF affords the title compounds (II) and (IV).
ChemInform Abstract: 1,3‐Dipolar Cycloadditions. Part 92. Reactions of Aliphatic Diazo Compounds with Fourfold Acceptor‐Substituted Ethylenes.
Authors: HUISGEN R. , EICHENAUER U. , LANGHALS E. , MITRA A. , MORAN J. R. 
Published: May 2016

AbstractThe reaction of tetracyanoethylene (Ia) with diazomethane (II) leads to the pyrazoline (III); the previously reported isomer (V) cannot be isolated although being present in a small quantity in the equilibrium with (III).
ChemInform Abstract: Synthesis of 1‐Substituted 1,2,3,9a‐Tetrahydro‐9H‐imidazo(1,2‐a)indol‐ 2‐ones.
Authors: SHACHKUS A. A. , DEGUTIS YU. A. 
Published: May 2016

AbstractThe reaction of 2,3,3‐trimethylindole (I) with the N‐substituted chloroacetic amides (II) gives the quaternary indolium salts (III) which are converted to the tetrahydroimidazoindolones (IV) and the corresponding 2‐methylene‐2,3‐dihydroindoles (V).
ChemInform Abstract: Enantiomerically Pure Building Blocks from Sugars. Part 4. A Convergent Total Synthesis of (‐)‐Anamarine from D‐Glucose.
Authors: LICHTENTHALER F. W. , LORENZ K. , MA W. 
Published: May 2016

AbstractThe synthesis of the title compound (‐)‐(VIII) from the glucal (I) proceeds via the lactone (IV) and the phosphonium salt (V) which is coupled with the aldehyde (VII).
ChemInform Abstract: Synthesis of New Xanthene Derivatives with Expected Antischistosomal Activity.
Authors: ZEID I. , EL‐KOUSY S. , EL‐TORGOMAN A. M. , ISMAIL A. H. 
Published: May 2016

AbstractThe compound (Ia), readily available in 50% yield from xanthene and NBS, is used as key material for the preparation of the products (IIa), (IIb), (IIIa) and (IV).
ChemInform Abstract: Antiradiation Compounds. Part 20. 1‐Methylquinolinium(and pyridinium)‐ 2‐dithioacetic Acid Derivatives.
Authors: FOYE W. O. , JONES R. W. , GHOSHAL P. K. , ALMASSIAN B. 
Published: May 2016

Abstract1,2‐Dimethylpyridinium iodide (I) is transformed into the bis(methylthio)vinyl derivative (III) which can also be obtained from the picoline (IV).
ChemInform Abstract: Furan Derivatives. Part 216. Synthesis and Reactions of Furo(3,2‐c)pyridine Derivatives.
Authors: KORENOVA A. , KRUTOSIKOVA A. , KOVAC J. , CELEC S. 
Published: May 2016

AbstractThe azide (I) is converted to the furopyridinone (III) which is used as key compound for the synthesis of the condensed heterocycles (VI) and (IX).
ChemInform Abstract: Stereochemical Studies. Part 124. A New Aspect of the Leuckart Reaction: Synthesis of 1‐Methyl and/or 3‐Hydroxymethyl‐1,3‐heterocycles.
Authors: FUELOEP F. + , PIHLAJA K. , MATTINEN J. , BERNATH G. 
Published: May 2016

AbstractThe α‐amino or α‐hydroxycyclohexyl carboxamides (I) and (IV) are cyclized under Leuckart conditions, producing the heterocycles (II), (III), or (V).
ChemInform Abstract: Functionally Substituted Vinyl Carbanions. Part 32. Synthesis of 1,2‐Oxaborole Betaines.
Authors: BARUA N. C. , EVERTZ K. , HUTTNER G. , SCHMIDT R. R. 
Published: May 2016

AbstractReaction of β‐lithiated functionally substituted acrylate derivatives such as (I) with triethylborane (II) affords the corresponding 1,2‐oxaborole betaines.
ChemInform Abstract: Low Coordinated Phosphorus Compounds. Part 55. Cope Rearrangement of 1,3‐Diphospha‐1,5‐hexadienes.
Authors: APPEL R. , KOCHTA J. , KNOCH F. 
Published: May 2016

AbstractThe chlorophosphane (II) reacts with the Grignard reagent (Ia) to give the diene (III) as a mixture of (R,R/S,S)‐ and (R,S/S,R)‐diastereomers.
ChemInform Abstract: Dioxygen Activation by Group 4 tritox Alkyls (tritox: t‐Bu3CO‐): Insertion and Oxygen Atom Transfer.
Authors: LUBBEN T. V. , WOLCZANSKI P. T. 
Published: May 2016

AbstractDioxygen treatment of the compounds (I) or (IV) affords the insertion products (II), and (III) (space group C2/m with Z=2) or (V), depending on the stoichiometry.