bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Studies on the Synthesis and Interconversion of Isomeric Triazolothienopyrimidines. Part 3. Cyclization Reactions of 2‐Amino‐3(1H‐1,2,4‐triazol‐3‐yl)thiophenes.
Authors: SHISHOO C. J. , DEVANI M. B. , ULLAS G. V. , ANANTHAN S. , BHADTI V. S. 
Published: May 2016

AbstractThe triazolylthiophenes (I) are subjected to cyclocondensation under various conditions, yielding the triazolothienopyrimidines (III).
ChemInform Abstract: Further Study on 1,3‐Dialkylaminouracil with Dimethyl Acetylenedicarboxylate.
Authors: ITOH T. , FUJII I. , TOMII Y. , OGURA H. , MIZUNO Y. , KAWAHARA N. 
Published: May 2016

AbstractThe 1,3‐dialkyl‐6‐(alkylamino)uracils (I) react with dimethyl acetylenedicarboxylate (II) to form the adducts (III) and the ring closure products (IV).
ChemInform Abstract: Conversion of Thiocarbonyl into Carbonyl in Uracil, Uridine, and Escherichia coli Transfer RNA Using Hypervalent Iodine Oxidation.
Authors: MORIARTY R. M. , PRAKASH I. , CLARISSE D. E. , PENMASTA R. , AWASTHI A. K. 
Published: May 2016

AbstractIodosylbenzene converts the 2‐thiouracils (I) into the uracils (II).
ChemInform Abstract: Synthesis of 3‐Alkyl‐6‐phenyl‐4(3H)‐pteridones and Their 8‐Oxides. Potential Substrates of Xanthine Oxidase.
Authors: DE MEESTER J. W. G. , KRAUS W. , VAN DER PLAS H. C. , BRONS H. J. , MIDDELHOVEN W. J. 
Published: May 2016

AbstractThe 2‐aminopyrazine‐3‐carboxylates (I) are converted to the corresponding amides (III) which undergo ring closure with triethyl orthoformate (IV), yielding the pteridinones (V).
ChemInform Abstract: Modification of Silica Gel by Derivatives of Tartaric Acid of High Stereoisomeric Purity, and Characterization by Solid‐State 13C‐NMR‐CP‐MAS Spectroscopy.
Authors: KOPPENHOEFER B. , ALLMENDINGER H. , PETERS B. 
Published: May 2016

AbstractDissym. tartaric acid (Ia) or its bis‐allylamide (Ib) of high stereoisomeric purity are used for the synthesis of chirally modified silica phases (IX) and (XIV) by the two approaches outlined in the scheme which are proven to be particularly useful for the formation of the well‐suited monoalkoxytrialkylsilane functions.
ChemInform Abstract: Original Electrophilic Substitution (in the Benzylic Position) with Benzyltrimethylsilane.
Authors: BORDEAU M. , VILLENEUVE P. , BENNETAU B. , DUNOGUES J. 
Published: May 2016

AbstractBromination of benzyltrimethylsilane in carbon tetrachloride yields the bromobenzyltrimethylsilanes (II), whereas in acetonitrile, benzyl bromide (III), and bromotrimethylsilane (IV) are obtained.
ChemInform Abstract: Oxidative Coupling of Tellurophosphoranes, a Route to Phosphane Stabilized Tritellurium Dications.
Authors: KUHN N. , SCHUMANN H. , BOESE R. 
Published: May 2016

AbstractTreatment of the tellurophosphoranes (I) with the ferricenium salts (II) at a low temperature leads to the formation of the tritellurium salts (III).
ChemInform Abstract: Bis(η5‐cyclopentadienyl)titanium Complexes Containing Sulfur Diimido and Thiazato Ligands. Crystal and Molecular Structure of (η5‐C5H5)2Ti(NSO)2.
Authors: HERBERHOLD M. , NEUMANN F. , SUESS‐FINK G. + , THEWALT U. 
Published: May 2016

AbstractThe preparation of the title complexes is described.
ChemInform Abstract: Kinetics of Acid‐Catalyzed Dissociation of Copper(II) Diamino Diamide Complexes.
Authors: CHAO M.‐S. , CHUNG C.‐S. 
Published: May 2016

AbstractThe specific‐ and general‐acid dependence of the dissociation reactions of the Cu(II) complexes of the ligands (I) is investigated.
ChemInform Abstract: Halide‐Promoted Formation and Carbonylation of μ3‐Nitrene Ligands on Ru3 Clusters.
Authors: HAN S.‐H. , GEOFFROY G. L. , RHEINGOLD A. L. 
Published: May 2016

AbstractAddition of 1 equiv. of halide to the nitrene cluster (I) promotes the carbonylation to yield phenylisocyanate (VI) and the known halide‐bridged clusters (V).
ChemInform Abstract: Chemistry of Heterocyclic Compounds. Part 128. Synthesis of cis‐Dichloro(2‐pyridiniumyl)(di‐2‐pyridylphenylphosphine)palladium(II) and Structural Aspects of Precursors.
Authors: NEWKOME G. R. , EVANS D. W. , FRONCZEK F. R. 
Published: May 2016

AbstractThe reaction of the phosphine (I) with Na2PdCl4 (II) leads to the formation of (III), the first example of an isolated, nonchelated cis‐bis(triarylphosphine)‐Pd(II) complex.
ChemInform Abstract: Reaction of Hydrogen Sulfide with Dinuclear Palladium(I) Complexes Containing Bis(diphenylphosphino)methane (dpm) and Conversion of Bridged‐Sulfide Derivatives to Bridged‐Sulfoxide Species. X‐Ray Crystal Structure of the Dimetallic Sulfoxide Pd2Cl2(μ‐SO)(μ‐dpm)2, Containing Pyramidal Sulfur.
Authors: BESENYEI G. , LEE C.‐L. , GULINSKI J. , RETTIG S. J. , JAMES B. R. , NELSON D. A. , LILGA M. A. 
Published: May 2016

AbstractSome mechanistic aspects of the reaction of H2S with (Ia) are briefly discussed.
ChemInform Abstract: Retinoids. Part 10. A Novel Way to 5‐Ethyl‐18‐norretinoids.
Authors: HOPF H. , KRAUSE N. 
Published: May 2016

AbstractThe synthesis of 5‐ethyl‐18‐norretinal (XV) (3% overall yield) is described; the key step is the cyclization of acrolein (I) with the methyl‐3‐hexanone (II) to the cyclohexenone (III).
ChemInform Abstract: Metallographic and Radioisotopic Investigation of the Plasma Nitrided Ti6Al2.5Mo2Cr Alloy with an α + β Structure.
Authors: ROLINSKI E. , WALIS L. , CIURAPINSKI A. 
Published: May 2016

AbstractThe influence of the nitriding temp. on the distribution of Mo within the nitrided layer and on the microstructure and microhardness of this layer is investigated.
ChemInform Abstract: Preparation and Crystal Data of the Condensed Arsenate Na2As4O11 (I) and the Aluminoboroarsenate Na2AlBAs4O14 (II).
Authors: DRISS A. , JOUINI T. 
Published: May 2016

AbstractSingle crystals of the title compounds are prepared by melting together H5As3O10 and Na2HAsO4·7 H2O or H5As3O10, Na2HAsO4·7 H2O, Al(OH)3, and B(OH)3, resp., at 650 °C and subsequent slow cooling.
ChemInform Abstract: Metallic vs. Nonmetallic Properties of Ternary Chalcogenides Ta2MSe7 (M: Ni, Pt) and Ta2NiX5 (X: S, Se).
Authors: CANADELL E. , WHANGBO M.‐H. 
Published: May 2016

AbstractTight‐binding band calculations predict the layered chalcogenides Ta2NiS5 and Ta2NiSe7 to be semiconducting and metallic, resp., which is in agreement with the experiment.
ChemInform Abstract: Catalysis over Molybdenum Carbides and Nitrides. Part 1. Catalyst Characterization.
Authors: RANHOTRA G. S. , HADDIX G. W. , BELL A. T. , REIMER J. A. 
Published: May 2016

AbstractThe hcp phase of Mo2C has been prepared by carburization of Mo and is shown to have a BET surface area of 10‐30 m2/g, and pores 30 Å in diameter.
ChemInform Abstract: Redispersion of Pt/Alumina via Film Formation.
Authors: SUSHUMNA I. , RUCKENSTEIN E. 
Published: May 2016

AbstractPt/Al2O3 catalyst have been treated alternately in H2 and O2 at temp. in the range 300‐750 °C. Heating in O2 is shown to result in a decrease of the particle size, whereas subsequent H2 treatment causes the recovery of the original particle size.
ChemInform Abstract: Autocatalytic Behavior in the Synthesis of Ammonia on Pure Iron Powder in Relation to the Nitrogen Induced Reconstruction of the Metal Surface.
Authors: RAMBEAU G. 
Published: May 2016

AbstractThe synthesis of ammonia on the surface of highly pure iron powder is studied between 250 and 450°C. The kinetic law proves that the adsorption of N2 is the rate determining step on a surface covered only by N atoms as reaction intermediates.
ChemInform Abstract: NMR of Di‐13C‐Labeled Compounds: Insights into the Effect of Alkylation, Ionization, and Micellization on Conformation.
Authors: MENGER F. M. , DULANY M. A. , CARNAHAN D. W. , LEE L. H. 
Published: May 2016

AbstractDilabeled myristic acid (Ia) has 3J = 3.5 Hz which is independent of a) solvent (CHCl3, THF, MeCN, DMSO, acetone), b) temp. (25‐65 °C in DMSO), c) the particular doublet under scrutiny (‐CO‐ or ‐CH2‐ carbon), and d) the spectral mode.
ChemInform Abstract: Action of Iodine Monochloride, Iodine Monobromide and Iodine on Aromatic Acetals.
Authors: ALPHONSE I. , XAVIER N. , ARULRAJ S. J. 
Published: May 2016

AbstractReaction of ICl with aromatic acetals in the absence of light produces poor yields of the corresponding esters together with high yields of the corresponding aldehydes.
ChemInform Abstract: Building Blocks for Trifluoromethylated Organic Molecules. Part 6. Highly Stereoselective Asymmetric Michael Addition Reactions Employing (R,E)‐3,3,3‐Trifluoroprop‐1‐enyl p‐Tolyl Sulfoxide.
Authors: YAMAZAKI T. , ISHIKAWA N. , IWATSUBO H. , KITAZUME T. 
Published: May 2016

AbstractThe optically active trifluoropropenyl p‐tolyl sulfoxide (III), prepared from (R)‐p‐tolyl methyl sulfoxide (I), undergoes asymmetric Michael reaction with the lithium enolates of the carbonyl compounds (V), producing the CF3‐substituted sulfoxides (VI).
ChemInform Abstract: A Convenient Synthesis of Vinyl Sulfoximines from β‐Hydroxyalkyl Sulfoximines.
Authors: HWANG K.‐J. , LOGUSCH E. W. 
Published: May 2016

AbstractThe methyl phenyl sulfoximines (I) are deprotonated and then coupled with the ketones (II) to give the β‐hydroxyalkyl derivatives (III).
ChemInform Abstract: Stereochemistry of Lignin Model Compounds of the 1,2‐Diaryl‐1,3‐propanediol Type. The Crystal Structure of erythro‐2‐(4‐Methoxyphenyl)‐1‐phenyl‐1,3‐propanediol.
Authors: LUNDQUIST K. , STOMBERG R. 
Published: May 2016

AbstractProperties (location of 1H NMR signals, stability of borate complexes) of diastereomers of lignin‐related diarylpropanediols are discussed.
ChemInform Abstract: Stereoselective α‐Alkylation of α,β‐Unsaturated Esters Utilizing Conjugate Addition of Nitrogen Nucleophiles (R2NLi).
Authors: UYEHARA T. , ASAO N. , YAMAMOTO Y. 
Published: May 2016

AbstractThe α,β‐unsaturated esters (I) react with lithium amides and the alkyl halides (II) to give the α‐alkylated β‐amino esters which are deaminated, producing the trisubstituted unsaturated esters (III).
ChemInform Abstract: Halogenation of (2‐(Trimethylsilyl)ethoxy)methyl (SEM) Protected 2,2′‐Bi‐1H‐imidazole.
Authors: MATTHEWS D. P. , WHITTEN J. P. , MCCARTHY J. R. 
Published: May 2016

Abstract2,2'‐Bi‐1H‐imidazole (I) reacts with SEM chloride (II) to yield the protected intermediate (III) which is halogenated using NCS or NBS to form the derivatives (IV) ‐ (VII).
ChemInform Abstract: Quinonoid Mesoions, (2,3‐Diphenyltetrazol‐5‐ylio)phenolates.
Authors: ARAKI S. , AOYAMA N. , BUTSUGAN Y. 
Published: May 2016

AbstractThe hydrazones (III) of the methoxybenzaldehydes (I) react with benzenediazonium chloride (IV), yielding the formazanes (V).
ChemInform Abstract: Formation of 2‐Acetylpyridines by the Base‐Catalyzed Ring Opening of Dihydro‐4H‐furo(2,3‐e)oxazines.
Authors: GILCHRIST T. L. , HUGHES D. , STRETCH W. , CHRYSTAL E. J. T. 
Published: May 2016

AbstractTreatment of (Ia)‐(Ie) with DBU gives the corresponding 2‐acetylpyridines (III) (detailed discussion of mechanisms).
ChemInform Abstract: A One‐Pot Conversion of the Phenyldimethylsilyl Group into a Hydroxyl Group.
Authors: FLEMING I. , SANDERSON P. E. J. 
Published: May 2016

AbstractThe conversion mentioned in the title is achieved using peracetic acid and acetic acid in the presence of bromine, potassium bromide, or mercuric and/or Pd(II) acetate.
ChemInform Abstract: An Unexpected Double Cycloaddition of (1,2,4)Triazolo(1,5‐a)pyrimidine N‐Ylide with Activated Acetylenes and Alkenes.
Authors: HORI M. , KATAOKA T. , SHIMIZU H. , IMAI E. , TANAKA K. , KIMURA K. , HASHIMOTO Y. , INAGAKI S. , GOTO N. , KIDO M. 
Published: May 2016

AbstractThe reaction of the ylides (II) with the activated acetylenes (III) and (IV) yields the 1:2 adducts (VI) together with small amounts of the nitriles (V).
ChemInform Abstract: Heterocycles. Part 10. Synthesis of New Pyrimidine Systems.
Authors: EL‐RAYYES N. R. , RAMADAN H. M. 
Published: May 2016

Abstract1‐Benzosuberone (I) reacts with the arene and heteroarene aldehydes (II) to give the arylidene derivatives (III) which are cyclized with urea (IV) and thiourea (VI) to yield the fused pyrimidines (V) and (VII) respectively.
ChemInform Abstract: Alkylation of Guanine. Part 4. Use of 13C NMR Spectroscopy for Establishing the Structure of Tetraacylated Glyoxal‐Guanine Adducts.
Authors: KOBE J. , KJELLBERG J. , JOHANSSON N. G. 
Published: May 2016

AbstractAcylation of the adduct (III) with the acid anhydrides (IV) yields the homogenous tetraacylated derivatives (Va) and (Vb).
ChemInform Abstract: Photochemical Rearrangement of Chloranil.
Authors: KIM S. S. , YOO D. Y. , CHO I. H. , SHIM S. C. 
Published: May 2016

AbstractOnly in the presence of the cyclic olefins (II), (IV), and (V) does the title reaction of chloranil (I) yield the unexpected product (III).
ChemInform Abstract: 1,5,9‐Trioxacyclododecane and 3,3,7,7,11,11‐Hexamethyl‐1,5,9‐trioxacyclododecane: Novel Lithium Cation Complexing Agents.
Authors: DALE J. , EGGESTAD J. , FREDRIKSEN S. B. , GROTH P. 
Published: May 2016

AbstractThe oxetanes (I) undergo oligomerization in the presence of boron trifluoride, producing the crown ethers (II) and (III).
ChemInform Abstract: A Simple Synthesis of the First 1,2λ5‐Benzazaphosphinine Ring.
Authors: BARLUENGA J. , LOPEZ F. , PALACIOS F. 
Published: May 2016

AbstractMethyl o‐azidobenzoate (I) is coupled with the phosphanes (II) to produce the phosphine imides (III) which are treated with potassium hydride.
ChemInform Abstract: Direct Conversion of Saturated Hydrocarbons into Phenylseleno Derivatives.
Authors: BARTON D. H. R. , BOIVIN J. , LE COUPANEC P. 
Published: May 2016

AbstractAdamantane (I) reacts with diphenyl diselenide (II) in the presence of pyridine (III), zinc, acetic acid, and an iron catalyst to yield a complex mixture of the products (IV) ‐ (VI).
ChemInform Abstract: Reduction of N‐Sulfonyltellurium Imines by Diphenyl Ditelluride.
Authors: NADDAKA V. I. , AVANESYAN K. V. , CHERKINSKAYA M. L. , MINKIN V. I. 
Published: May 2016

AbstractA 3:1 molar mixture of the tellurium imines (I) and diphenyl ditelluride (II) reacts to give a separable mixture of the diaryl tellurides (III), the sulfonamides (IV) and the N,N‐bis(phenyltellurenyl)sulfonamides (V).
ChemInform Abstract: The Synthesis of Lycoxanthol and Its C‐15 Epimer.
Authors: MATSUMOTO T. , IMAI S. , YOSHINARI T. 
Published: May 2016

AbstractThe naturally occurring lycoxanthol (IVa) with (15R) configuration and its (15S) epimer (IVb) are prepared starting from the diols (I) as shown.
ChemInform Abstract: Complementary Electrocyclic Reactions of o‐Quinodimethanes. Highly Efficient Access to 4‐Alkylideneisochroman‐3‐ones and 1‐Carbomethoxy‐3,4‐dihydronaphthalenes.
Authors: SHISHIDO K. , KOMATSU H. , FUKUMOTO K. , KAMETANI T. 
Published: May 2016

AbstractThe benzocyclobutenecarbonitriles (I) react with LDA and the ketones (II), yielding the alkenyl derivatives (III) which are hydrolyzed to form the corresponding carboxylic acids (IVa) ‐ (IVd).
ChemInform Abstract: Synthesis and Binding Study on Pyrazolo(4,5‐c)(1,8)naphthyridines.
Authors: CECCHI L. , COLOTTA V. , FILACCHIONI G. , MELANI F. , PALAZZINO G. , GALLI A. 
Published: May 2016

AbstractThe 1,3‐dipolar cycloaddition reaction of 1,2‐dihydronaphthyridin‐2‐one (I) with the α‐chlorobenzylidene‐β‐arylhydrazines (II) gives the pyrazolonaphthyridin‐4‐ones (IV).
ChemInform Abstract: Reaction of H2S with (Ir(H)2(Me2CO)2(PPh3)2)BF4. Crystal and Molecular Structures of (Ir2(SH)2(H)3(PPh3)4)BF4·2(CH3)2CO, (Ir2S(SH)(H)3(PPh3)4)·1.5 C6H6, and (Ir2(SH)(SC3H7)(H)3(PPh3)4)BF4·(CH3)2CO and Their Reactions with Organic Reagents.
Authors: MUETING A. M. , BOYLE P. D. , WAGNER R. , PIGNOLET L. H. 
Published: May 2016

AbstractThe title reaction leads to the formation of the hydrido‐ and sulfhydryl‐bridged dimeric complex (IIIa) as the major product and of the propane‐2‐thiolato‐bridged derivative (IIIb).
ChemInform Abstract: Europium(II/III) on Poly(styrene sulfonate) Coated Electrodes of Stable Electrochemical Performance.
Authors: LANGE R. , DOBLHOFER K. , STORCK W. 
Published: May 2016

AbstractStable poly(styrene sulfonate) coatings, having a high permeability and cation‐exchange capacity, are prepared by chlorosulfonation of spin‐coated polystyrene films.
ChemInform Abstract: Optical Electron‐Transfer Transitions in Polynuclear Complexes of the Type X(NH3)4RuNCRu(bpy)2CNRu(NH3)4Ym+ (X: NH3, py; Y: NH3, py; m = 4‐6).
Authors: BIGNOZZI C. A. , PARADISI C. , ROFFIA S. , SCANDOLA F. 
Published: May 2016

AbstractThe preparation of the binuclear complex (III) (2,3') and the trinuclear complexes (Va) (3',2,3') and (Vb) (3,2,3') occurs according to the scheme.
ChemInform Abstract: Cluster Framework Structures and Relationships. Two Compounds with a New Connectivity, K2Zr6Cl15B (I) and K3Zr6Cl15Be (II).
Authors: ZIEBARTH R. P. , CORBETT J. D. 
Published: May 2016

AbstractThe title compounds are obtained in high yield (∼ 95%) by annealing stoichiometric mixtures of ZrCl4, KCl, Zr, B or Be (sealed Ta container, 800‐850 °C, 2‐3 weeks).
ChemInform Abstract: Translational Symmetries in the Linear‐Chain Semiconductors K4(Pt2(P2O5H2)4X)·nH2O (X: Cl, Br, I).
Authors: BUTLER L. G. , ZIETLOW M. H. , CHE C.‐M. , SCHAEFER W. P. , SRIDHAR S. , GRUNTHANER P. J. , SWANSON B. I. , CLARK R. J. H. , GRAY H. B. 
Published: May 2016

AbstractXRD data obtained at 300 and 22 K show that the title compound with X: Cl is a composite of alternating units of Pt2 and Pt2Cl2 with (AABCCB)n translational symmetry.
ChemInform Abstract: Optically Active Transition‐Metal Compounds. Part 93. X‐Ray Determination of the Structure and Absolute Configuration of (+)578‐C5H5Fe(CO)(P(C6H5)3)COCH3.
Authors: BERNAL I. , BRUNNER H. , MUSCHIOL M. 
Published: May 2016

AbstractThe title complex (III), prepared by a known method from (‐)‐(I), crystallizes in P21 with Z=4.
ChemInform Abstract: Transition Metal Complexes of Amino Acids and Derivatives Containing Disulfide Bridges.
Authors: VARNAGY K. , SOVAGO I. , KOZLOWSKI H. 
Published: May 2016

AbstractThe interaction of Co, Ni, Cu and Zn ions with D‐penicillamine disulfide, oxidized glutathione and L‐cysteinylglycine disulfide is studied by pH‐metric, spectrophotometric and EPR methods, stability constants are given.
ChemInform Abstract: Selective Reduction of β‐Fluoro Azides to β‐Fluoroamines.
Authors: HAMMAN S. , BEGUIN C. G. 
Published: May 2016

AbstractThree different methods are described for the selective reduction of the β‐fluoro azides (I), forming the β‐fluoroamines (II): The catalytic hydrogenation gives only poor yields.
ChemInform Abstract: Synthesis and Stereochemistry of Tertiary β‐Fluoroamines by Fluorination of Amino Alcohols with Diethyl‐(1,1,2‐trifluoro‐2‐chloroethyl)amine (FAR) or HF‐Pyridine Mixture.
Authors: HAMMAN S. , BEGUIN C. G. , CHARLON C. , CUONG LUU‐DUC CUONG LUU‐DUC 
Published: May 2016

AbstractThe fluorination of the amino alcohols (I) with FAR or with the HF‐pyridine complex, yielding the β‐fluoroamines (II), is investigated.
ChemInform Abstract: Synthesis of Indoles from 2‐Bromonitrobenzenes by a Palladium‐Catalyzed Reaction.
Authors: KASAHARA A. , IZUMI T. , LIN X. 
Published: May 2016

AbstractPalladium‐catalyzed coupling of the 2‐bromonitrobenzenes (I) with ethyl vinyl ether (II) gives mixtures of the ethoxystyrenes (III) ‐ (V).
ChemInform Abstract: Generation and Rearrangement of a 1‐Norbornene in Pyrolyis of 1‐Silyl‐2‐oxynorbornanes.
Authors: BARTON T. J. , YEH M.‐H. 
Published: May 2016

AbstractThe bromonorbornanone (I) is reduced and then converted to the silyl ethers (IV).
ChemInform Abstract: Reaction of Diisobutylchlorophosphine with 1,1‐Dichloro‐1‐nitrosoalkanes in the Presence of Sulfur Dioxide or Ethyl Mercaptan.
Authors: SOKOLOV V. B. , IVANOV A. N. , EPISHINA T. A. , MARTYNOV I. V. 
Published: May 2016

AbstractDiisobutylchlorophosphine (I) reacts with the dichloronitrosoalkanes (II) in the presence of sulfur dioxide to give the phosphinates (IV).
ChemInform Abstract: Deoxygenation of the Oxirane Ring During the Reaction of the Diphenylphosphinite Anion with Epichlorohydrin.
Authors: ANTOSHIN A. E. , KHARITONOV A. V. , TSVETKOV E. N. 
Published: May 2016

AbstractThe bis(phosphine oxide) (III) is the main product in the title reaction.
ChemInform Abstract: Synthesis of 1,2,5,6‐Tetrahydrophosphorin 1‐Oxides and 1,2‐Dihydrophosphorin 1‐Oxides from 2,5‐Dihydro‐1H‐phosphole 1‐Oxide ‐ Dichlorocarbene Adducts.
Authors: KEGLEVICH G. , TOTH G. , PETNEHAZY I. , MIKLOS P. , TOEKE L. + 
Published: May 2016

AbstractThe phosphabicyclohexane derivatives (I), obtained by treatment of dihydrophosphole oxides with dichlorocarbene, react with water in the presence of silver nitrate, yielding mixtures of the diastereomeric tetrahydrophosphorins (II) and (III) and their regioisomers (IV) and (V).
ChemInform Abstract: Phase Transition in the Conductive Molecular Crystals Bis(tetramethyltetraselenafulvalene)(bis(trifluoromethyl)ethylene)diselenolatonickel and ‐platinum, (TMTSF)2(M(tds)2), M: Ni, Pt. Relation to the Copper Analogue.
Authors: HEUER W. B. , SQUATTRITO P. J. , HOFFMAN B. M. , IBERS J. A. 
Published: May 2016

AbstractThe quasi‐two‐dimensional title compounds are obtained by the galvanostatic electrolysis of 1,1,2‐trichloroethane solutions containing tetramethyltetraselenafulvalene and the appropriate monoanionic metal complex.
ChemInform Abstract: Aldol‐Type Reactions between Trimethylsilyl Enol Ethers and Acetals with the Aid of Rhodium Complex.
Authors: SATO S. , MATSUDA I. , IZUMI Y. 
Published: May 2016

AbstractThe silyl enol ethers (I) are coupled with the acetals or orthoesters (II) in the presence of a rhodium carbonyl complex, producing the β‐methoxy ketones (III).
ChemInform Abstract: Sintering of Si3N4 with the Addition of Rare‐Earth Oxides
Authors: HIROSAKI N. , OKADA A. , MATOBA K. 
Published: May 2016

Abstract(pressureless sintering at 1600‐1700 °C and gas pressure sintering under 10 MPa of N2 at 1800‐2000 °C) is studied in order to investigate the effect of these additives on the densification process.
ChemInform Abstract: Regioselective Synthesis and Cross Coupling Reactions of 1,2‐Borostannyl‐1‐alkenes.
Authors: SHARMA S. , OEHLSCHLAGER A. C. 
Published: May 2016

AbstractThe stannylborate (III) is coupled with the terminal alkynes (IV) in the presence of copper(I), yielding the regioisomeric stannylalkenylborates (V) and (VI).
ChemInform Abstract: σ‐Complexes in the Pyrimidine Series. Part 8. Recyclization of Anionic σ‐Complexes of Acetonyl‐5‐nitropyrimidine and Its Derivatives.
Authors: REMENNIKOV G. YA. , KURILENKO L. K. , BOLDYREV I. V. , CHERKASOV V. M. 
Published: May 2016

AbstractTreatment of the σ‐complexes (I) with bases results in the formation of p‐nitrophenol (II).
ChemInform Abstract: Radical Cyclization of 4‐(o‐Bromophenoxy)‐2H‐1‐benzopyrans. An Efficient Synthesis of Pterocarpans.
Authors: GOPALSAMY A. , BALASUBRAMANIAN K. K. 
Published: May 2016

AbstractThermal cyclization of the aryl propargyl ethers (I) yields the 2H‐1‐benzopyrans (II) which are transformed into the o‐bromoaryl ethers (VII).
ChemInform Abstract: New Methodology for C‐Nucleoside Synthesis: Preparation of 1,2‐Dideoxy‐1‐(3‐pyridyl)‐D‐ribofuranose.
Authors: EATON M. A. W. , MILLICAN T. A. , MANN J. 
Published: May 2016

AbstractThe title compound is prepared by a novel procedure, which includes several selective protection/deprotection and cyclization steps.
ChemInform Abstract: Metal‐Catalyzed Organic Photoreactions. Titanium(IV) Chloride‐Catalyzed Photoreactions of Aldohexoses.
Authors: ICHIKAWA S. , TAKAHASHI K. , TANAKA M. , SATO T. 
Published: May 2016

AbstractApplication of the title reaction to D‐mannose (I) and D‐glucose (V) results in selective cleavage of the C‐5/C‐6 bond to give pentodialdose derivatives (IV) and (VI) (yield not given).
ChemInform Abstract: The Tungsten‐Tungsten Triple Bond. Part 15. Synthesis, Structure and Reactivity of 1,2‐W2(CH(SiMe3)2)2(NMe2)4: the Remarkable Inertness of a Sterically‐Encumbered Tungsten‐Amido Complex.
Authors: CHISHOLM M. H. , EICHHORN B. W. , FOLTING K. , HUFFMAN J. C. 
Published: May 2016

AbstractAddition of (I) to a toluene slurry of (II) results in the formation of the title complex (III), which crystallizes at ‐140 °C in P21/n with Z=4 and is characterized by IR, 1H and 13C NMR spectra.