bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Regiospecific Palladium‐Catalyzed Tandem Cyclization ‐ Anion Capture Processes. Stereospecific Group Transfer from Organotin Reagents.
Authors: BURNS B. , GRIGG R. , RATANANUKUL P. , SRIDHARAN V. , STEVENSON P. , SUKIRTHALINGAM S. , WORAKUN T. 
Published: May 2016

AbstractThe (2‐iodophenyl)propargylacetamides (I) react with tributylvinylstannane (II) or allyltributylstannane (IV) in the presence of a Pd(II) complex, forming the 1‐acetyl‐2‐alkylideneindoles (III) or (V).
ChemInform Abstract: Transition‐Metal‐Diene Complexes in Organic Synthesis. Part 1. Highly Selective Oxidation of Fe(CO)3‐Cyclohexadiene Complexes. Synthesis of 4b,8a‐Dihydrocarbazol‐3‐ones and First Total Synthesis of Carbazomycin A.
Authors: KNOELKER H.‐J. + , BAUERMEISTER M. , BLAESER D. + , BOESE R. , PANNEK J.‐B. 
Published: May 2016

AbstractCyclization of the iron complex (IIIa) according to A) leads directly to 4‐deoxycarbazomycin B (V).
ChemInform Abstract: Synthesis and in vitro Antitubercular Activity of Alkylaminotetrahydrocarbazoles.
Authors: FILITIS L. N. , AKALAEVA T. V. , AMEL'KIN O. YU. , BOKANOV A. I. , IVANOV P. YU. , SHVEDOV V. I. 
Published: May 2016

AbstractThe alkylaminocarbazoles (IV) are prepared from the ketone (I) via the imines (III).
ChemInform Abstract: Stereoselective Intramolecular Haloamidation of N‐Protected 3‐Hydroxy‐4‐pentenylamines and 4‐Hydroxy‐5‐hexenylamines.
Authors: TAMARU Y. , KAWAMURA S. , BANDO T. , TANAKA K. , HOJO M. , YOSHIDA Z. 
Published: May 2016

AbstractHaloamidation of the N‐tosyl‐4‐pentenylamines (I) and (IV) proceeds stereoselectively, yielding the cis‐2‐halomethyl‐3‐hydroxypyrrolidines (II), (III), and (V).
ChemInform Abstract: Synthetic Approaches Toward Mitomycins: Construction of p‐Quinone Moiety on 1‐Benzazocine Derivative.
Authors: YOSHIDA K. , NAKAJIMA S. , OHNUMA T. , BAN Y. , SHIBASAKI M. , AOE K. , DATE T. 
Published: May 2016

AbstractDeprotection of the bisether (IX), prepared from the benzazocine (I), gives a mixture of the isomers (X) and (XI).
ChemInform Abstract: Intraannular Functionalization of Macrocyclic Polyethers via Organolithium Intermediates.
Authors: SKOWRONSKA‐PTASINSKA M. , AARTS V. M. L. J. , EGBERINK R. J. M. , VAN EERDEN J. , HARKEMA S. , REINHOUDT D. N. 
Published: May 2016

AbstractCondensation reaction of the substituted bromobenzene (I) with the polyethylene glycols (II) yields the bromo‐1,3‐xylyl crown ethers (III) which are lithiated to produce the intermediates (V).
ChemInform Abstract: Self‐Reduction of (Ph4P) (Nb(SCH2CH2CH2S)3) with Formation of a Binuclear Nb(IV) Complex.
Authors: TATSUMI K. , SEKIGUCHI Y. , SEBATA M. , NAKAMURA A. , CRAMER R. E. , CHUNG T. 
Published: May 2016

AbstractThe size of the chelate ring determines the reactivity of Nb(V) complexes.
ChemInform Abstract: Double Bonds Between Molybdenum Atoms Supported by Dimethylamido Ligands: Mo2(NMe2)4(OR)4 Compounds, Where R: 4‐Methylcyclohexyl and Diisopropylmethyl.
Authors: CHISHOLM M. H. , HAMMOND C. E. , HUFFMAN J. C. 
Published: May 2016

AbstractHydrocarbon solutions of the highly air‐sensitive compound (I) react with the alcohols (II) to yield the title compounds (III).
ChemInform Abstract: Low‐Valent Oxo Compounds. Part. 7. Low‐Valent Rhenium‐Oxo Alkyl and ‐Oxo Hydride Complexes. The Stabilizing Influence of the Oxo Ligand.
Authors: SPALTENSTEIN E. , ERIKSON T. K. G. , CRITCHLOW S. C. , MAYER J. M. 
Published: May 2016

AbstractThe rhenium(III)‐oxo alkyl bis(acetylene) complexes (III) are prepared by alkylation of the iodide derivative (I) with the dialkylzinc compounds (II).
ChemInform Abstract: Tetraaza Macrocyclic Complexes Containing a Pendant Amino Group. Copper(II), Nickel(II), and Cobalt(III) Complexes of 5‐Aminomethyl‐2,5,10‐12‐tetramethyl‐1,4,8,11‐tetraazacyclotetradecane (L) and X‐Ray Structural Characterization of the Cobalt(III) Complex (Co(L)Cl) (ClO4)Cl·EtOH.
Authors: HAY R. W. , PUJARI M. P. , KORYBUT‐DASZKIEWICZ B. , FERGUSON G. , RUHL B. L. 
Published: May 2016

AbstractThe title ligand, prepared by using a published method starting with a cyclam Ni complex, reacts with CoCl2 in MeOH to give an aquo‐Co(III) complex of the macrocyclic ligand which is converted into (I) by conc.
ChemInform Abstract: Nickel Complexes Containing Sterically Demanding Thiolate Ligands: (Ni8S(SC4H9)9)‐, a Mixed‐Valence Nickel Sulfide Thiolate Cluster, and (Ni4(SC3H7)8), a Homoleptic Nickel Thiolate.
Authors: KRUEGER T. + , KREBS B. , HENKEL G. 
Published: May 2016

AbstractThe title complexes (III) and (VI) containing only sulfur ligands in their coordination sphere are crystallographically characterized ((III): space group P1, Z=4; (VI): P2/n, Z=2).
ChemInform Abstract: Stepwise Dehydrogenation of a Ru(III) Hexaamine Cage Complex to a Hexaimine Ru(II) Complex via Ru(IV) Intermediates.
Authors: BERNHARD P. , SARGESON A. M. 
Published: May 2016

AbstractThe Ru(II) cage complex (Ia) oxidizes readily to the Ru(III) complex (Ib).
ChemInform Abstract: Synthesis of Novel Labile Rotenoids with Unnatural trans‐B/C Ring Systems.
Authors: BEGLEY M. J. , CROMBIE L. , HADI A. H. A. , JOSEPHS J. L. 
Published: May 2016

AbstractAiming for a suitable reduction method which transforms the 6a,12a dehydro precursors, e.g. (I), to the cis‐fused rotenoids, it is found that under the reaction conditions shown in the scheme the unstable, unnatural trans‐fused products, e.g. (II) (X‐ray analysis: triclinic; Z=2) are formed.
ChemInform Abstract: Total Synthesis of Boromycin.
Authors: WHITE J. D. , AVERY M. A. , CHOUDHRY S. C. , DHINGRA O. P. , GRAY B. D. , KANG M. , KUO S. , WHITTLE A. J. 
Published: May 2016

AbstractCoupling of the synthons (IV) and (VII) and subsequent work‐up affords the boromycin precursor (IXa).
ChemInform Abstract: Plasma Deposited Silicon Nitride for Indium Phosphide Encapsulation.
Authors: VALCO G. J. , KAPOOR V. J. , BIEDENBENDER M. D. , WILLIAMS W. D. 
Published: May 2016

AbstractApplying XPS and AES the composition and annealing characteristics of plasma deposited silicon nitride encapsulation films on ion implanted InP are investigated.
ChemInform Abstract: Anomalous High Photocurrents Observed in p‐Type Silicon Electrodes Having High Electric Resistivities.
Authors: DOUSHITA H. , MATSUMURA M. , TSUBOMURA H. 
Published: May 2016

AbstractVery high photocurrent densities of up to 80 mA/cm2, observed at H2‐evolving p‐Si electrodes having high electric resistivity under AM1 (100 mW/cm2) illumination, are caused by the electron injection from the back side metal into the conduction band of p‐Si.
ChemInform Abstract: Investigation of Inorganic Non‐Stoichiometric Compounds. Part 35. Reduction of Block Structures by Heating with the Electron Beam. In situ Investigation of a Topotactic Reaction in the System Nb2O5/WO3.
Authors: MUELLER J.‐H. + , GRUEHN R. 
Published: May 2016

AbstractIn quenched samples of the starting composition Nb2O5:WO3 ≈ 1:1, containing areas with large blocks of (5 · n) M‐O octahedra (n = 6‐9, M: Nb, W), a structural change is observed upon high resolution transmission electron microscopic studies at high radiation intensity.
ChemInform Abstract: Electron Paramagnetic Resonance and Static Magnetic Susceptibility Investigations of Solid Solutions of Manganese in β‐Rhombohedral Boron
Authors: TSISKARISHVILI G. P. , LUNDSTROEM T. + , LUNDGREN L. , TSAGAREISHVILI G. V. , TSIKARIDZE D. N. , TAVADZE F. N. 
Published: May 2016

Abstractare performed in the temp. range 3.6‐300 K for samples containing 0.03‐1.82 at.% Mn.
ChemInform Abstract: Formation of NaCl‐ and Cu2O‐Type Oxides of Platinum and Palladium on Carbon and Alumina Support Films.
Authors: KUMAR J. , SAXENA R. 
Published: May 2016

AbstractIt is found that vacuum deposition of thin films of Pt and Pd on carbon and alumina supports (350‐400 °C, 10‐5 torr) yields not only metallic particles but also new cubic oxides, namely PtO, PdO (NaCl‐type, Fm3m, Z=4), Pt2O, and Pd2O (Cu2O‐type, Pn3m, Z=2).
ChemInform Abstract: 1,2‐Dihydroisoindolines from Intramolecular (4 + 2)Cycloaddition of N‐Allyl‐2‐furfurylamine Halohydrates.
Authors: HERNANDEZ J. E. , FERNANDEZ S. , ARIAS G. 
Published: May 2016

AbstractTreatment of the allylfurfurylamines (I) with gaseous hydrogen chloride results in an intramolecular Diels‐Alder reaction, producing the intermediate tricyclic ammonium chlorides (II) which rearrange under loss of water, forming the isoindolinium salts (III).
ChemInform Abstract: Thermolysis of Methylanisoles.
Authors: MASUKU C. P. , VUORI A. I. 
Published: May 2016

AbstractThe major products of the thermolysis of (I) are formed via cleavage of the methyl C‐O‐bond (demethylation) or via ipso substitution to give (II) or (III) and (IV), respectively.
ChemInform Abstract: Hydrobromic Acid and Hydrogen Peroxide in Dimethyl Sulfoxide: A Novel Convenient Reagent for the Oxidation of Stilbenes to 1,2‐Diaryl‐1,2‐ethanediones.
Authors: YUSUBOV M. S. , FILIMONOV V. D. 
Published: May 2016

AbstractDirect oxidation of the trans‐stilbenes (I) to the desired 1,2‐diketones (II) is achieved in high yields by a novel procedure using H2O2 in the presence of conc.
ChemInform Abstract: Ruthenium‐Catalyzed Oxidation of Alkanes with Alkyl Hydroperoxides.
Authors: LAU T.‐C. , CHE C.‐M. , LEE W.‐O. , POON C.‐W. 
Published: May 2016

AbstractOxidation of cyclohexane (I) with tert‐butyl hydroperoxide in the presence of a Ru(II) catalyst yields cyclohexanol (II) and cyclohexanone (III).
ChemInform Abstract: Introduction of the Pentafluorophenyl Group into Perfluoroalkenes with Trimethylsilylpentafluorobenzene in the Presence of Cesium Fluoride.
Authors: BARDIN V. V. , PETROV V. A. , STENNIKOVA I. V. , FURIN G. G. 
Published: May 2016

AbstractThe reaction between trimethylsilylpentafluorobenzene (I) and the terminal perfluoroalkenes (II), (IV) and (VIII) or the non‐terminal perfluoroalkene (XI) according to A) affords the products (III), (V)/(VI), (IX) and (XII).
ChemInform Abstract: A Facile Synthesis of 1‐Fluoro‐1‐haloalka‐1,3‐dienes.
Authors: SHIMIZU M. , CHENG G.‐H. , YOSHIOKA H. 
Published: May 2016

AbstractCationic ring opening of the 2,2‐dihalocyclopropyl carbinols (I) with HF·Py and subsequent treatment of the resulting β‐fluoro‐β,β‐dihalogenoalkenes (II) with potassium tert‐butoxide yield the dienes (III) mentioned in the title.
ChemInform Abstract: Photochemical Reactivity of Spirodienone Obtained by Oxidations of Bis‐(2‐hydroxy‐3,5‐di‐tert‐butylphenyl)methanone.
Authors: IZUOKA A. , MIYA S. , SUGAWARA T. 
Published: May 2016

AbstractThe dihydroxytetra(tert‐butyl)benzophenone (I) reacts with methyl iodide (II) and silver oxide to give the spiro‐fused benzofuran (IV) as the main product, together with the expected monomethyl ether (III).
ChemInform Abstract: Arylamides of 2‐Chloro‐ and 2‐Arylamino‐5,6,7,8‐tetrahydroquinoline‐3‐carboxylic Acids and Their Application to the Synthesis of Pyrimido(4,5‐b)quinolin‐4‐one Derivatives.
Authors: GAVRILOV M. YU. , KONSHIN M. E. 
Published: May 2016

AbstractSuccessive treatment of the 2‐oxo‐3‐carboxylic acid (I) with PCl5 (II) and the primary aromatic amines (III) yields the tetrahydroquinoline‐2‐chloro‐3‐carboxamides (IV).
ChemInform Abstract: Dibenzoylmethane Reaction with Dichlorophenylphosphine: Oxygen Transfer from Carbon to Phosphorus via a Defined C2PO3 Phosphorane.
Authors: DAHLHOFF W. V. , TABA K. M. , MYNOTT R. 
Published: May 2016

AbstractThe title reaction gives a tricyclic phosphorane intermediate (III) which isomerizes to the more stable phosphinic ester (IV).
ChemInform Abstract: Reactions of Chalcogens with Acetylenes. Part 4. Synthesis of Divinyl Telluride by Direct Reaction of Tellurium with Acetylene.
Authors: GUSAROVA N. K. , TROFIMOV B. A. , TATARINOVA A. A. , POTAPOV V. A. , GUSAROV A. V. , AMOSOVA S. V. , VORONKOV M. G. 
Published: May 2016

AbstractThe aim of this study is to work out an effective method for the preparation of divinyl telluride (III).
ChemInform Abstract: Low Temperature Liquid Phase Fluorination of Pentafluorophenyl Element Compounds. Synthesis and Properties of (C6F5)3AsF2, (C6F5)3SbF2, (C6F5)2SeF2, (C6F5)2SeO, C6F5TeF3, and Cs((C6F5)3EF3) (E = As, Sb).
Authors: KASEMANN R. , NAUMANN D. 
Published: May 2016

AbstractThe polyarylarsenic(antimony or selenium) difluorides (II), (IV), (VI), and the tellurium trifluoride (IX) are prepared by oxidative or metathetic fluorination reactions.
ChemInform Abstract: Complexes of Zinc Dialkyldithiocarbamates. Part 1. Complexes with Bidentate Nitrogen Ligands; Crystal Structure of 1,10‐Phenanthroline Zinc Dibutyldithiocarbamate.
Authors: BELL N. A. , JOHNSON E. , MARCH L. A. , MARSDEN S. D. , NOWELL I. W. , WALKER Y. 
Published: May 2016

AbstractThe octahedral 1:1 adducts (III) are obtained by reacting corresponding Zn(II) dithiocarbamates with appropriated NN ligands as demonstrated for the example (IIIa).
ChemInform Abstract: Reactions of Mono‐ and Binuclear Alkylidyne Metal Complexes with Phosphaalkynes. CP and CMo Metathesis.
Authors: HILL A. F. , HOWARD J. A. K. , SPANIOL T. P. , STONE F. G. A. , SZAMEITAT J. 
Published: May 2016

AbstractTreating the alkylidyne‐Mo complex (I) with the phosphaalkyne (II) results in the formation of the neopentylidyne‐Mo analogue (III).
ChemInform Abstract: Synthesis of Triangular (RhM2cp3(CO)n) Clusters (M: Ni, n = 2; M: Fe, n = 4; M: Mo, W, n = 6). (RhMo2cp3(CO)6) as Catalyst Precursor in the CO Hydrogenation Reaction.
Authors: WALTHER B. , SCHEER M. , BOETTCHER H.‐C. + , TRUNSCHKE A. , EWALD H. , GUTSCHICK D. , MIESSNER H. , SKUPIN M. , VORBECK G. 
Published: May 2016

AbstractFrom the different synthetic routes to the title clusters (III) studied, the photochemical one shown in the scheme gives the best yields.
ChemInform Abstract: Chelate‐Stabilized Primary, Secondary, and Tertiary Alcohol and Alkoxo Platinum(II) Complexes. X‐Ray Crystal Structure of Cyclic (Pt(Ph2PCH2CH2O)2)·H2O.
Authors: ALCOCK N. W. , PLATT A. W. G. , PRINGLE P. G. 
Published: May 2016

AbstractThe coordination chemistry of the phosphino alcohols (I) with Pt(II) is reported.
ChemInform Abstract: Determination of the Absolute Configuration of Secondary Alcohols by Modified Horeau′s Method Using HPLC.
Authors: SVATOS A. , VALTEROVA I. , FABRYOVA A. , VRKOC J. 
Published: May 2016

AbstractUsing a modified Horeau's method, the absolute configuration of secondary alcohols can be determined by reaction with 2 equiv. of racemic 2‐phenylbutanoic anhydride, of which one enantiomer reacts preferentially with the chiral alcohol.
ChemInform Abstract: Condensation of Conjugated Cyclic Enaminodiketones of the 8‐Aza‐D‐homosteroid Series with Aromatic and Heterocyclic Aldehydes.
Authors: PSHENICHNYI V. N. , GULYAKEVICH O. V. , BORISOV E. V. , KHRIPACH V. A. 
Published: May 2016

AbstractA characteristic structural feature of the 8‐aza‐D‐homogonatetraene‐12,17a‐diones (I) or (IV) is the cross‐conjugated enaminodicarbonyl moiety.
ChemInform Abstract: Characterization of Potassium Phosphotungstate Glasses and a Model of Structural Units.
Authors: SELVARAJ U. , SUNDAR H. G. K. , RAO K. J. 
Published: May 2016

AbstractThe physical and thermal properties (density, molar volume, microhardness, heat capacity, glass transition temp.) and IR spectra of K2O‐WO3‐P2O5 glasses are studied over a wide composition range.
ChemInform Abstract: Two Crystal Structures of Fully Dehydrated Ag12‐2xCox‐A (x = 3 and 4.5).
Authors: SONG S. H. , KIM D. S. , PARK J. Y. , KIM U. S. , KIM Y. 
Published: May 2016

AbstractThe title compounds Ag6Co3‐A (I) and Ag3Co4.5‐A (II) are prepared by exchange reactions of zeolite A with AgNO3 and subsequently Co(NO3)2 solution.
ChemInform Abstract: Effect of MgO Addition on the Microstructure Development of 3 mol% Y2O3‐ZrO2.
Authors: LU H.‐Y. , BOW J.‐S. 
Published: May 2016

AbstractAddition of MgO to commercial coprecipitated 3 mol% Y2O3‐ZrO2 powder results in formation of a liquid phase during sintering at 1350 °C. This liquid phase is formed by reaction of MgO with trace impurities of CaO and SiO2 in the starting powder and causes enhanced densification.
ChemInform Abstract: Crystal‐Field Effects in Rare Earth Compounds with the ThCr2Si2 Structure.
Authors: DIRKEN M. W. , THIEL R. C. , BUSCHOW K. H. J. 
Published: May 2016

AbstractSign and magnitude of the electric field gradient present at the Gd nuclei in the intermetallic compounds GdT2Si2 (T: Cr, Mn, Fe, Co, Ni, Cu, Ru, Rh, Pd, Ag, Os, Ir, Au) are determined from the quadrupole splitting of the 155Gd Moessbauer spectra.
ChemInform Abstract: Kinetics and Equilibria of Keto‐Enol Conversion in Aqueous Solution. Rate and Equilibrium Constants Determined from a Single Experiment.
Authors: GROTH‐ANDERSEN H. , SORENSEN P. E. 
Published: May 2016

AbstractThe spectrophotometrically observed zero‐order bromination of (I) transforms near the end of the reaction into an opposing first‐order process, representing a restoration of the perturbed keto‐enol equilibrium.
ChemInform Abstract: Absolute Asymmetric Photochemistry Using Centrosymmetric Single Crystals. The Host/Guest System (E)‐Cinnamamide/(E)‐Cinnamic Acid.
Authors: VAIDA M. , SHIMON L. J. W. , VAN MIL J. , ERNST‐CABRERA K. , ADDADI L. , LEISEROWITZ L. , LAHAV M. 
Published: May 2016

AbstractControlled reduction in crystal symmetry is accomplished by introduction of the guest molecule (E)‐cinnamic acid (II) into the centrosymmetric structure of host (E)‐cinnamide (I).
ChemInform Abstract: Electron Transfer Reactions in Organic Chemistry. Part 16. The Reduction of Carbon Tetrabromide and Some Other Polyhaloalkanes by N,N,N′,N′‐Tetramethyl‐p‐phenylenediamine.
Authors: EBERSON L. , EKSTROEM M. + 
Published: May 2016

AbstractThe kinetics and reaction mechanism of the title reaction are studied in MeCN by various methods such as UV, ESR and spin trapping.
ChemInform Abstract: Deoxygenation of 1,3‐Diene 1,4‐Endoperoxides by Tin(II) Chloride.
Authors: KOHMOTO S. , KASAI S. , YAMAMOTO M. , YAMADA K. 
Published: May 2016

AbstractThe cyclic peroxide (I) reacts with SnCl2 (II) to give the intermediate tin derivative (III) which decomposes on two different pathways, forming 2,5‐diphenylfurane (IV) and the diene (V).
ChemInform Abstract: Nickel‐Catalyzed Cross‐Couplings of Alkenyl and α‐Metalated Alkenyl Sulfoximines with Organometallics: Stereoselective Synthesis of Carbacyclins.
Authors: ERDELMEIER I. , GAIS H.‐J. 
Published: May 2016

AbstractThe exocyclic alkenes (III), ultimate precursors for carbacyclins, are prepared in an E‐selective synthesis from the alkenylsulfoxime (I) by Ni‐catalyzed cross‐coupling with the diorganozincs (II).
ChemInform Abstract: Carbon‐Hydrogen Activation Chemistry: Hydroxylation of C2, C3, and Cyclo‐C6 Hydrocarbons by Manganese Cluster Catalysts with a Mono‐Oxygen Transfer Reagent.
Authors: FISH R. H. , FONG R. H. , VINCENT J. B. , CHRISTOU G. 
Published: May 2016

AbstractOxidation of the hydrocarbons (I) and (III) with tert‐butyl hydroperoxide in the presence of catalytic amounts of manganese cluster compounds yields the alcohols (II) and (IV).
ChemInform Abstract: An Efficient Synthesis of 5‐Bromo‐2‐hydroxycyclohepta‐2,4,6‐trien‐1‐one and Its Methyl Ether.
Authors: BANWELL M. G. , LAMBERT J. N. , REUM M. E. , ONRUST R. 
Published: May 2016

AbstractReaction of the bicyclic dibromoalkene (I) with iodine and silver acetate (II) yields the cis‐acetoxyhydroxynorcarane (III) which is oxidized to give the ketone (IV).
ChemInform Abstract: Conjugate Addition of N,N‐Dialkylhydroxylamines: Mechanism of O‐Alkylation by 1H‐Pyrrole‐2,5‐diones.
Authors: PASTOR S. D. , HESSELL E. T. 
Published: May 2016

AbstractUncatalyzed coupling of the hydroxylamines (II) with the maleimides (I) yields the aminoxypyrrolidinones (III).
ChemInform Abstract: Synthesis of (2R,3R)‐ and (2S,3S)‐(2,3‐2H2)Oxirane and Application of It to the Synthesis of Chirally Labeled Homoserine.
Authors: SCHWAB J. M. , RAY T. , HO C.‐K. 
Published: May 2016

AbstractThe title compounds (V) and (IX) are synthesized starting from the propynol (I) using (‐)‐ or (+)‐ diisopropyl tartrate.
ChemInform Abstract: Synthesis of 1,3,4,5‐Substituted 1,3‐Dihydro‐2H‐imidazol‐2‐ones.
Authors: LOZANOVA KH. , KALCHEVA V. , SIMOV D. 
Published: May 2016

AbstractThe N‐(1‐methyl‐2‐oxopropyl)benzoxazolones (I) react with the amines (II) to give the o‐hydroxyphenylimidazolones (III).
ChemInform Abstract: 2‐Amino‐Substituted Derivatives of Benzimidazoles from 2‐Isothiocyanato Carboxylates.
Authors: FLOCH L'. , UHER M. , LESKO J. 
Published: May 2016

AbstractThe isocyanato carboxylates (II) react with o‐phenylenediamine (I) to give the thioureas (III) which are cyclized to yield the 2‐aminosubstituted derivatives (IV) of benzimidazole.
ChemInform Abstract: A Convenient Synthesis of 3,5‐Dimethyl‐4‐isoxazolyl and of 3,5‐Dimethyl‐4‐isothiazolyl Ketones.
Authors: ALBEROLA A. , CUADRADO P. , SANUDO C. , TORROBA T. 
Published: May 2016

AbstractReaction of the heterocyclic acetonitriles (I) and (V) with the organomagnesium or organoaluminum compounds (II) or (IV) leads to the formation of the corresponding ketones (III) and (VI).
ChemInform Abstract: Ultrasound in Cycloaddition Reactions: Sound‐Promoted Dipolar Cycloadditions of Nitrones with Unactivated Alkenes.
Authors: BORTHAKUR D. R. , SANDHU J. S. 
Published: May 2016

AbstractSonication of the vinylic nitrones (I) in the presence of the olefinic compounds (II) or (IV) results in rapid formation of the isoxazolidines (III) and (V).
ChemInform Abstract: Pyrano(3,4‐b)thiophen‐5‐ones, Stable Thiophene‐2,3‐quinodimethane Equivalents.
Authors: JACKSON P. M. , MOODY C. J. , SHAH P. 
Published: May 2016

AbstractThe thiophene‐3‐acetic acids (I) react with the anhydrides (II) in the presence of BF3 etherate to give the pyranothiophenes (III).
ChemInform Abstract: Transannular Addition of α‐Thia Carbanions to Unactivated Double Bonds. Part 5. Synthesis of (9R,10S)‐trans‐1‐Thiadecalin.
Authors: CERE V. , PAOLUCCI C. , POLLICINO S. , SANDRI E. , FAVA A. 
Published: May 2016

AbstractThe anion derived from the mixture of the stereoisomeric sulfoxides (I) undergoes transannular addition reaction to the double bond, forming the thiadecalin derivatives (II) and (III).
ChemInform Abstract: Inhibitors of Cyclic AMP Phosphodiesterase. Part 3. Synthesis and Biological Evaluation of Pyrido and Imidazolyl Analogues of 1,2,3,5‐Tetrahydro‐2‐oxoimidazo(2,1‐b)quinazoline.
Authors: VENUTI M. C. , STEPHENSON R. A. , ALVAREZ R. , BRUNO J. J. , STROSBERG A. M. 
Published: May 2016

AbstractLithiation of the protected aminopyridine (I) and subsequent formylation give the pyridinecarboxaldehyde (III).
ChemInform Abstract: Synthesis and Antiherpetic Activity of (.+‐.)‐9‐((Z‐2‐(Hydroxymethyl)cyclopropyl)methyl)guanine and Related Compounds.
Authors: ASHTON W. T. , CANNING MEURER L. , CANTONE C. L. , FIELD A. K. , HANNAH J. , KARKAS J. D. , LIOU R. , PATEL G. F. , PERRY H. C. , WAGNER A. F. , WALTON E. , TOLMAN R. L. 
Published: May 2016

AbstractCyclopropanation of acrylonitrile (I) with ethyl diazoacetate (II) gives the diastereomeric cyclopropanes (III) which are reduced, yielding the amino alcohols (IV).
ChemInform Abstract: Synthesis of Methyl 9‐Benzylguanine‐8‐carbamate: A Convenient Synthesis of Oxazolo(5,4‐d)pyrimidines and Their Conversion into Imidazo(4,5‐d)pyrimidines via a Carbodiimide‐Mediated Rearrangement.
Authors: CHERN J.‐W. , LEE H.‐Y. , WISE D. S. , TOWNSEND L. B. 
Published: May 2016

AbstractThe triaminopyrimidone (I) is converted to the thiourea derivative (III) which forms the oxazolopyrimidine (IV) upon treatment with DCC.
ChemInform Abstract: Synthesis of (Aryloxy)alkylamines. Part 2. Novel Imidazo‐Fused Heterocycles with Calcium Channel Blocking and Local Anesthetic Activity.
Authors: SANFILIPPO P. J. , URBANSKI M. , PRESS J. B. , DUBINSKY B. , MOORE J. B. JUN. 
Published: May 2016

AbstractCyclocondensation of the 2‐aminopyridines (II) with the α‐bromoacetophenone (Ia), followed by treatment with dibutylamine (III), produces the imidazo(1,2‐a)pyridines (IV).
ChemInform Abstract: Synthesis and X‐Ray Crystal Structure Determination of 1,3‐Bridged β‐Lactams: Novel, Anti‐Bredt β‐Lactams.
Authors: WILLIAMS R. M. , LEE B. H. , MILLER M. M. , ANDERSON O. P. 
Published: May 2016

AbstractThe first successful synthesis of several anti‐Bredt β‐lactams such as (XII) and (XIII) from alkylacetoacetate in 11‐14 steps is described as exemplified in the scheme for (XIIa).