bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Heterobimetallic Au‐Pd Phosphine Cluster Complexes. X‐Ray Crystal and Molecular Structure of (Au8Pd(PPh3)8)(NO3)2.
Authors: ITO L. N. , JOHNSON B. J. , MUETING A. M. , PIGNOLET L. H. 
Published: May 2016

AbstractBecause Pd is a catalytically important metal and Au‐Pd heterogeneous catalysts are used for oxidation catalysis, the title complex (IV) (beside minor amounts of (III)) is prepared according to the scheme.
ChemInform Abstract: Transition‐Metal Oxo and Nitrido Complexes. Part 10. New Oxo‐Ruthenium and Oxo‐Osmium Pyridine Complexes, and Use of the Former as Catalysts for Oxidation of Alcohols.
Authors: EL‐HENDAWY A. M. , GRIFFITH W. P. , TAHA F. I. , MOUSSA M. N. 
Published: May 2016

AbstractThe preparations of the new complexes are shown in the scheme.
ChemInform Abstract: Regiospecific ortho‐Lithiation of Phthalocyanines: A Route for One‐Step Synthesis of Highly Soluble Trimethylsilyl‐Substituted Phthalocyanines.
Authors: CHEN M. J. , FENDRICK C. M. , WATSON R. A. , KINTER K. S. , RATHKE J. W. 
Published: May 2016

AbstractAddition of the Li salt (III) to a solution of phthalocyanine (I) and chlorosilane (II) in THF results in ortho‐silylation (as indicated by the numbers in (IV)) to give isomeric mixtures of di‐ (IVa), tri‐ (IVb), and tetrasilylated compounds (IVc) of unknown composition.
ChemInform Abstract: Synthesis of a Functionalized Carbocyclic Skeleton of Ptaquilosin, the Aglycone of a Bracken Carcinogen Ptaquiloside, Based on an Intramolecular Diels‐Alder Reaction.
Authors: KIGOSHI H. , SAWADA A. , NIWA H. , YAMADA K. 
Published: May 2016

AbstractThe target compound (VII) is obtained together with a large amount of dimeric products.
ChemInform Abstract: Trichothecene Mycotoxin Interconversions: Partial Syntheses of Calonectrin and Deoxynivalenol, and of a Trichothecene epi‐Epoxide, 3α,4β,15‐Triacetoxy‐12,13‐epi‐epoxytrichothec‐9‐ene.
Authors: CAMERON S. , COLVIN E. W. 
Published: May 2016

AbstractThe trichothecenes are a group of sesquiterpenoid mycotoxins which show a high degree of largely adverse biological behavior.
ChemInform Abstract: Chemistry of the Podocarpaceae. Part 74. The Conversion of Podocarpic Acid into γ‐Bicyclohomofarnesals.
Authors: CAMBIE R. C. , CLARK G. R. , GOETH M. E. , RICKARD C. E. F. , RUTLEDGE P. S. , RYAN G. R. , WOODGATE P. D. 
Published: May 2016

AbstractThe reduction product (Ib) of podocarpic acid (Ia) is converted into the ambergris odorant compound (VII) as shown.
ChemInform Abstract: The Reduction of Steroid 2α‐Fluoro‐4‐en‐3‐ones.
Authors: GOENDOES G. + , MCGIRR L. G. , JABLONSKI C. R. , SNEDDEN W. , ORR J. C. 
Published: May 2016

AbstractReduction of testosterone (III) with potassium tris(sec‐butyl)borohydride gives predominantly the allylic 3β‐alcohol (IVb), while 2α‐fluorotestosterone (I) yields solely the 3α‐isomer of the diols (II).
ChemInform Abstract: Selective Removal of the Methyldiphenylsilyl‐Protecting Group Using Azide Ion.
Authors: MONGER S. J. , PARRY D. M. , ROBERTS S. M. 
Published: May 2016

AbstractTreatment of the diphenylmethyl silyl ethers (Ia), (IIIa), (V), and (VII) with sodium azide results in cleavage, forming the alcohols (IIa), (IVa), (VI), and (VIII).
ChemInform Abstract: Synthesis of Esters of Lipophilic Proline Analogs by Reduction of Ethyl 5,6‐Dihydro‐4H‐1,2‐oxazine‐3‐carboxylates.
Authors: HENNING R. , LERCH U. , URBACH H. 
Published: May 2016

AbstractThe dihydro‐1,2‐oxazine derivatives (III) are obtained by cycloaddition of ethyl 2‐nitrosopropenoate, prepared in situ from the bromohydroxyiminopropanoate (II), with the enamines (I).
ChemInform Abstract: C‐C Activation of Phosphaalkynes by Bare Iron(I) Cations in the Gas Phase.
Authors: ELLER K. , DREWELLO T. , ZUMMACK W. , ALLSPACH T. , ANNEN U. , REGITZ M. , SCHWARZ H. 
Published: May 2016

AbstractIt is demonstrated for the first time that the gas phase chemistry of Fe+ complexes of phosphaalkynes (I) is distinct from that of analogous nitriles and isonitriles.
ChemInform Abstract: Electronic Structure of the Oxidation Catalyst cis‐(RuIV(bpy)2(py)(O))(ClO4)2.
Authors: DOBSON J. C. , HELMS J. H. , DOPPELT P. , SULLIVAN B. P. , HATFIELD W. E. , MEYER T. J. 
Published: May 2016

AbstractThe temp. variation of the magnetic susceptibility of the title complex (bpy: 2,2'‐bipyridine) is determined in the solid state and in CD3CN by 1H NMR measurements.
ChemInform Abstract: Synthesis of Vicinal Bromoalkylamines Containing a Trifluoromethyl Group.
Authors: IGNATOVA YU. L. , KARIMOVA O. V. , KIL'DISHEVA O. V. 
Published: May 2016

AbstractThe compounds (III) mentioned in the title are prepared by reaction of the bromotrifluoropropene (I) with ammonia (IIa) or the amines (IIb) ‐(IId).
ChemInform Abstract: Synthesis of Pyrroles, a Diazepinedione and Substituted 3‐Aminoacrylonitriles by Reaction of Bisalkylthioacrylonitriles with α‐Amino Acid Derivatives.
Authors: ERDMANN B. , KNOLL A. , LIEBSCHER J. 
Published: May 2016

AbstractThe reaction of a series of 3,3‐bisalkylthioacrylonitriles such as (I) with derivatives of α‐amino acids, cf.
ChemInform Abstract: Paraffin Isomerization and Disproportionation Catalyzed by Pd‐Loaded Fluorided Mordenites.
Authors: MANESS J. A. JUN. , DOOLEY K. M. 
Published: May 2016

AbstractThe partial replacement of OH groups in Pd‐mordenite by treatment with fluoride increases the acidic strength of the acid sites but does not drastically change the average crystal size.
ChemInform Abstract: Mild Hydrogenolysis Process by Catalytic Transfer Hydrogenation.
Authors: BIANCO A. , PASSACANTILLI P. , RIGHI G. 
Published: May 2016

AbstractVarious allylic acetates such as (I) or (III) react with cyclohexene in the presence of palladium hydroxide to give selective reduction products such as (II) or (IV).
ChemInform Abstract: Synthesis of 2‐Alkyl‐Substituted 1,3‐Diketones via the 1,4‐Addition of the Grignard Reagents to α,β‐Unsaturated Imidates.
Authors: INOUE S. , SUZUKI O. , SATO K. 
Published: May 2016

AbstractTreatment of the phenylacrylimidate (I) with the Grignard compounds (II) and subsequent hydrolysis afford the diketones (III).
ChemInform Abstract: Revised Structures, Benz(cd)indol‐2(1H)‐ones, for the Ring‐Contracted Cycloadducts from 1‐Substituted Cyclohepta(b)pyrrol‐2(1H)‐ones with Acetylenes.
Authors: MORI A. , TIAN G. R. , TAKESHITA H. , TAKEHIRO T. , ABE N. 
Published: May 2016

AbstractUV and NMR investigations show that the title pyrrole derivatives (Ia) and (Ib) react to give the ring‐contracted products (III) and (VII), respectively.
ChemInform Abstract: (μ‐4,4′‐Dimethyl‐2,2′‐bipyridine)bis(pentacarbonylchromium): Isolation and Reactivity of a Novel Complex Relevant to Group 6 Metal Tetracarbonyl Chelate Formation.
Authors: CREAVEN B. S. , GREVELS F.‐W. , LONG C. 
Published: May 2016

AbstractThe dinuclear compound (III) seems to be the first example of a complex in which a 1,4‐diazadiene type ligand bridges two separate transition‐metal centers.
ChemInform Abstract: Interactions of Guanine Derivatives with Ethylenediamine and Diethylenetriamine Complexes of Palladium(II) in Solution: Pd Binding Sites of the Guanine Ring and Formation of a Cyclic Adduct, ((Pd(en)(guanine ring))4).
Authors: UCHIDA K. , TOYAMA A. , TAMURA Y. , SUGIMURA M. , MITSUMORI F. , FURUKAWA Y. , TAKEUCHI H. , HARADA I. 
Published: May 2016

AbstractThe interactions of the complexes (I) and (II) with the guanine derivatives (III) in aqueous solutions are investigated by IR, Raman, CD, NMR (1H, 15N, 31P) spectroscopy and by chromatography.
ChemInform Abstract: Synthesis and Pharmacology of a Series of 3‐ and 4‐(Phosphonoalkyl)pyridine(piperidine)‐2‐carboxylic Acids. Potent N‐Methyl‐D‐aspartate Receptor Antagonists.
Authors: ORNSTEIN P. L. , SCHAUS J. M. , CHAMBERS J. W. , HUSER D. L. , LEANDER J. D. , WONG D. T. , PASCHAL J. W. , JONES N. D. , DEETER J. B. 
Published: May 2016

AbstractThe hydroxyalkylpyridines (I) are transformed into the phosphonoalkyl‐substituted piperidinecarboxylic acids (IX) as shown in the reaction scheme.
ChemInform Abstract: Natural Products Chemistry. Part 124. Revised Structure and Synthesis of a New Acridone Alkaloid, Hallacridone from Ruta graveolens Tissue Cultures.
Authors: REISCH J. , GUNAHERATH G. M. K. B. 
Published: May 2016

AbstractThe synthesis of the dione (IX) by two different routes reveals the previously proposed structure of hallacridone to be incorrect.
ChemInform Abstract: The Equation of State of Dense Liquid Iodine up to 1000 °C and 200 MPa.
Authors: ERDMANN R. , SCHMUTZLER R. W. 
Published: May 2016

AbstractDensity measurements of liquid iodine from near melting curve to 1000 °C and 200 MPa, performed in an internally heated autoclave by a dilatometric method, show that liquid iodine remains a normal molecular liquid along its liquid‐vapor coexistence curve.
ChemInform Abstract: Phase Formation from Sulfuric Solutions of Titanium(IV) in the Presence of Potassium Fluoride.
Authors: GODNEVA M. M. , OKHRIMENKO R. F. , MOTOV D. L. , RYS'KINA M. P. , SHUL'GINA M. P. 
Published: May 2016

AbstractThe system TiOSO4·2 H2O‐H2SO4‐KF·2 H2O is investigated.
ChemInform Abstract: Vibrational Study of CO‐ 2 on K‐Promoted Pt(111).
Authors: LIU Z. M. , ZHOU Y. , SOLYMOSI F. , WHITE J. M. 
Published: May 2016

AbstractHigh‐resolution electron energy loss spectroscopy, AES, and TPD are used to investigate the CO2 adsorption on K‐doped Pt(111) at low temp. and to evaluate surface complexes formed in reactions of the adlayers at higher temperatures.
ChemInform Abstract: Dispersion Studies on the System La2O3/γ‐Al2O3.
Authors: BETTMAN M. , CHASE R. E. , OTTO K. , WEBER W. H. 
Published: May 2016

AbstractThe dispersion of La2O3, which appears to be the best of the known additives for inhibiting sintering of high‐surface‐area aluminas, in substrates consisting largely of γ‐Al2O3 with minor components of transition aluminas (σ‐ and Θ‐Al2O3) is studied by CO chemisorption, AES, Raman spectroscopy, and XRD.
ChemInform Abstract: Nature of Catalytic Activity of Nickel and Platinum Graphimets.
Authors: SIROKMAN G. , MASTALIR A. , MOLNAR A. , BARTOK M. , SACHAY Z. , GUCZI L. 
Published: May 2016

AbstractThe results of XPS, TEM, XRD, and DSC investigations as well as surface area measurements, and activity tests indicate that Ni graphimet (transition metal intercalated graphite) is not a uniform material.
ChemInform Abstract: A Comparison of Catalysts Derived from Oxidation of Ru4Th7 with Impregnated Ru/ThO2 Catalysts
Authors: HUANG C.‐S. , HOUALLA M. , HERCULES D. M. , KIBBY C. L. , PETRAKIS L. 
Published: May 2016

Abstractis performed by ESCA, ISS, XRD, chemisorption, and gravimetric measurements.
ChemInform Abstract: Caged and Uncaged Ruthenium(II)‐Polypyridine Complexes. Comparative Study of the Photochemical, Photophysical, and Electrochemical Properties.
Authors: BARIGELLETTI F. , DE COLA L. , BALZANI V. , BELSER P. , VON ZELEWSKY A. , VOEGTLE F. + , EBMEYER F. , GRAMMENUDI S. 
Published: May 2016

AbstractThe absorption spectra, emission spectra, luminescence lifetimes, luminescence quantum yields, luminescence quenching by dioxygen, photochemical behavior, and redox potentials of the complexes (II) and (III) are studied and compared with those of the parent compounds (I).
ChemInform Abstract: Rotamer Distribution Control and Double Michael Addition for Cyclopentane Annulation with Superb Selectivity.
Authors: SAITO S. , HIROHARA Y. , NARAHARA O. , MORIWAKE T. 
Published: May 2016

AbstractMichael addition of Grignard reagents (II) to (I) leads to only one enantiomer (III) as does the addition of Li salt (IV) (→ (V)).
ChemInform Abstract: Bicyclization of Unsaturated Hydrazones Mediated by Zirconocene Complexes. A New Anellation Strategy Based on the Reductive Cocyclization of Azomethine Linkages with Carbon‐Carbon Multiple Bonds.
Authors: JENSEN M. , LIVINGHOUSE T. 
Published: May 2016

AbstractThe zirconocene‐imine complex (III) derived from the imine (I) undergoes cocyclization with the alkynes (IV) to give the five‐membered cycles (V), which are transformed into the amides (VII).
ChemInform Abstract: Thermal and Photochemical Rearrangements of Methyliridium Phosphido Complexes: Formation of a Cyclometalated Hydride by α‐Abstraction of a Coordinated Alkyl Ligand.
Authors: FRYZUK M. D. , JOSHI K. , CHADHA R. K. 
Published: May 2016

AbstractThe thermally unstable complex (I) rearranges to give (II) in high yield (numerical value not given), which crystallizes in P21/c with Z=4.
ChemInform Abstract: Photolysis of 2‐Alkoxy‐δ3‐1,3,4‐oxadiazolines. A New Route to Diazoalkanes.
Authors: MAJCHRZAK M. W. , BEKHAZI M. , TSE‐SHEEPY I. , WARKENTIN J. 
Published: May 2016

AbstractIrradiation of the oxadiazolines (III), prepared by oxidative ring closure of the hydrazides (I), gives the unstable diazoalkanes (IV).
ChemInform Abstract: Some Reactions and Properties of Molecular C2. An Experimental and Theoretical Treatment.
Authors: SKELL P. S. , JACKMAN L. M. , AHMED S. , MCKEE M. L. , SHEVLIN P. B. 
Published: May 2016

AbstractDiatomic carbon and propene (I) are cocondensed at 77 K and warmed up to room temp. yielding the addition products (III)‐(VII) which are accompanied by the adducts of C1 and C3 to (I).
ChemInform Abstract: Flavin‐Catalyzed Oxidation of Amines and Sulfur Compounds with Hydrogen Peroxide.
Authors: MURAHASHI S.‐I. , ODA T. , MASUI Y. 
Published: May 2016

AbstractTreatment of 4a‐hydroxy‐5‐ethylflavin (4a‐FlEtOH) with 30% aqueous H2O2 (10 equiv.) in MeOH leads to 4a‐FlEtOOH in 82% isolated yield which effects monooxidation of substrates by returning to 4a‐FlEtOH.
ChemInform Abstract: Reactions of Carbonyl Compounds with Grignard Reagents in the Presence of Cerium Chloride.
Authors: IMAMOTO T. , TAKIYAMA N. , NAKAMURA K. , HATAJIMA T. , KAMIYA Y. 
Published: May 2016

AbstractAnhydrous CeCl3 significantly promotes addition reactions of Grignard reagents to carbonyl compounds with remarkable suppression of abnormal reactions.
ChemInform Abstract: Anodic Oxidation of Perfluorohexyl Bromide in Fluorosulfuric Acid.
Authors: GERMAIN A. , BRUNEL D. , MOREAU P. 
Published: May 2016

AbstractElectrochemical oxidation of the perfluorohexyl bromide (I) is achieved in the presence of potassium fluorosulfate in fluorosulfuric acid (II) to give the perfluorohexyl fluorosulfate (III).
ChemInform Abstract: (2+1) Cycloaddition of Chloro(phenylthio)carbene to Vinyl Silanes. A Facile Synthesis of Highly Functionalized Cyclopropanes.
Authors: SCHAUMANN E. , FRIESE C. , ADIWIDJAJA G. 
Published: May 2016

AbstractThe vinylsilanes (I) react with the carbene (II) (generated from dichloromethyl(phenyl)sulfide under phase transfer conditions) to give the silylcyclopropanes (III) with exclusive or predominating (Z) configuration.
ChemInform Abstract: Metacyclophanes and Related Compounds. Part 23. Preparation of Fluorinated (2.2)Metacyclophanes.
Authors: TASHIRO M. , FUJIMOTO H. , TSUGE A. , MATAKA S. , KOBAYASHI H. 
Published: May 2016

AbstractThe fluorinated (2.2)‐metacyclophanes (V) are prepared via Ramberg‐Baecklund ring contraction of the bissulfones (IV) as outlined in the reaction scheme.
ChemInform Abstract: Synthesis and Some Properties of 4,5‐Dihydrofurfurol.
Authors: LOZANOVA A. V. , SURKOVA A. A. , MOISEENKOV A. M. 
Published: May 2016

Abstract4,5‐Dihydrofurfurol (III), prepared from dihydrofuran (I) by lithiation and subsequent formylation, undergoes Diels‐Alder reaction with dimethylbutadiene (IV), yielding the cis‐formylhexahydrobenzofuran (V).
ChemInform Abstract: Application of 1,2,2,6,6‐Pentamethyl‐3,5‐dimethylene‐4‐piperidone in the Synthesis of Saturated Heterocycles.
Authors: SHAPIRO A. B. , BELOSTOTSKII A. M. 
Published: May 2016

AbstractThe pentamethyldimethylenepiperidone (I) is coupled with aniline (II), hydrogen sulfide (IV), or hydrazobenzene (VI) to give the diisopropylidene heterocycles (III), (V), or (VII).
ChemInform Abstract: Synthesis of 1‐Trifluoromethyl‐β‐carboline Derivatives.
Authors: MAKI Y. , KIMOTO H. , FUJII S. , NISHIDA M. , COHEN L. A. 
Published: May 2016

AbstractCyclocondensation of the tryptamines (I) with trifluoroacetaldehyde ethyl hemiacetal (II) yields the 1‐trifluoromethyltetrahydro‐β‐carbolines (III).
ChemInform Abstract: Synthesis and Dopaminergic Activity of 2‐Substituted Octahydrobenzo(f)quinolines.
Authors: CRAIG J. C. , TORKELSON S. M. , FINDELL P. R. , WEINER R. I. 
Published: May 2016

AbstractThe compounds mentioned in the title are synthesized as partly outlined in the reaction scheme and their dopamine agonist activities are evaluated.
ChemInform Abstract: 1,4‐Disubstituted 1,3‐Dihydro‐2H‐1,5‐benzo‐ and ‐chlorobenzodiazepin‐2‐ones with Activity on the Central Nervous System (CNS).
Authors: SAVELLI F. , BOIDO A. , MULE A. , PIU L. , ALAMANNI M. C. , PIRISINO G. , SATTA M. , PEANA A. 
Published: May 2016

AbstractThe benzodiazepinones (III) are prepared by ring closure reaction of the o‐phenylenediamines (I) with the β‐keto esters (II).
ChemInform Abstract: Angiotensin‐Converting Enzyme Inhibitors. Part 3. Synthesis of 1,4‐Thiazepine Derivatives Having Angiotensin‐Converting Enzyme Inhibitory Property.
Authors: YANAGISAWA H. , ISHIHARA S. , ANDO A. , KANAZAKI T. 
Published: May 2016

AbstractStarting with the 1,4‐thiazepine (I), the potent angiotensin‐converting enzyme (ACE) inhibitor (XI) is synthesized.
ChemInform Abstract: Kinetic Stabilization of Silabenzene: Matrix Isolation and Characterization of 2,4,6‐Tris(trialkylsilyl)‐Substituted 1‐tert.‐Butyl‐1‐silabenzene.
Authors: JUTZI P. , MEYER M. , REISENAUER H. P. , MAIER G. 
Published: May 2016

AbstractHigh‐vacuum pyrolysis of the silacyclohexadienes (I) yields the 1‐silabenzoles (II) with elimination of the ether (III).
ChemInform Abstract: Skeletally Stabilized Triphosphazanes: New Classes of Linear Phosphazanes.
Authors: BARENDT J. M. , BENT E. G. , HALTIWANGER R. C. , NORMAN A. D. 
Published: May 2016

AbstractThe P‐N skeleton of the linear triphosphazane (III) prepared as shown is stabilized by incorporation into a 1,3,2‐diazaphosphole unit.
ChemInform Abstract: Structural Investigation of the Hydrolysis‐Condensation Process of Titanium Alkoxides Ti(OR)4 (OR: OiPr, OEt) Modified by Acetylacetone. Part 2. From the Modified Precursor to the Colloids.
Authors: LEAUSTIC A. , BABONNEAU F. , LIVAGE J. 
Published: May 2016

AbstractThe modified precursor (I) is used to prepare, via a sol‐gel route, stable TiO2‐based colloids over a wide pH range.
ChemInform Abstract: Oxomolybdenum(IV,V,VI) Complexes: Structures, Reactivities, and Criteria of Detection of Binuclear (μ‐Oxo)molybdenum(V) Products in Oxygen Atom Transfer Systems.
Authors: CRAIG J. A. , HARLAN E. W. , SNYDER B. S. , WHITENER M. A. , HOLM R. H. 
Published: May 2016

AbstractA series of dioxo‐Mo(VI) complexes of Schiff base ligands (I), such as (IV) and (V), are prepared.
ChemInform Abstract: Triangular Trinuclear Cluster Compounds: Molybdenum and Tungsten Complexes of the Type (M3S4(diphos)3X3)+ with X: Cl and H.
Authors: COTTON F. A. , LLUSAR R. , EAGLE C. T. 
Published: May 2016

AbstractThe trichloro cluster compounds (Ia)‐(Ic) are prepared from MoCl3(THF)3 or WCl4, NaSH and the diphosphine ligand in THF.
ChemInform Abstract: Synthesis and Structure of the First Example of a Four‐Electron Donor, Side‐On Bridging Thiocarbonyl Ligand.
Authors: DOYLE R. A. , DANIELS L. M. , ANGELICI R. J. , STONE F. G. A. 
Published: May 2016

AbstractAn X‐ray structure determination of the complex (III) (space group P1, Z=2), prepared as shown, reveals a side‐on bonded bridging CS ligand in this complex.
ChemInform Abstract: A Novel Route to Vinylidene Complexes, and Metal‐Induced Coupling of Two Vinylidene Units to Butatriene Complexes.
Authors: SCHUBERT U. , GROENEN J. + 
Published: May 2016

AbstractA novel method for the synthesis of vinylidene complexes is exemplified for Mn and Cr complexes such as (III) and (VI).
ChemInform Abstract: Coupling of Iminoacyl Groups to Diazabutadienes on Manganese Carbonyl Complexes.
Authors: MOTZ P. L. , WILLIAMS J. P. , ALEXANDER J. J. , HO D. M. , RICCI J. S. , MILLER W. T. JUN. 
Published: May 2016

AbstractThe p‐tolylisocyanide acyl manganese complexes (I) couple in refluxing THF with C‐C bond formation to yield the diazabutadiene complexes (II).
ChemInform Abstract: Use of Very Crowded Silylamide Ligands ‐N(SiMenPh3‐n)2(n = 0, 1, or 2) To Synthesize Crystalline, Two‐Coordinate Derivatives of Mn(II), Fe(II), and Co(II) and the Free Ion (Ph3SiNSiPh3)‐.
Authors: CHEN H. , BARTLETT R. A. , DIAS H. V. R. , OLMSTEAD M. M. , POWER P. P. 
Published: May 2016

AbstractLithiation of the disilylamines (I) ((Ia): space group P21/n, Z=4) in THF without or in the presence of 12‐crown‐4 results in formation of the monomeric Li solvates (IV) (for both space group C2/c; Z=4) and (V) (Pbcn, Z=4) as well as the salt (VI).
ChemInform Abstract: Active Site Model of Urease: Synthesis, Structure, and Magnetic Properties of a Binuclear Ni(II) Complex Containing a Polyimidazole Ligand.
Authors: BUCHANAN R. M. , MASHUTA M. S. , OBERHAUSEN K. J. , RICHARDSON J. F. , LI Q. , HENDRICKSON D. N. 
Published: May 2016

AbstractBiologically relevant ligands such as imidazoles, phenolate and acetate ions are employed in this study to model the active site of urease because they approximate the amino acid residues presumed to be bound to the Ni(II) ion.
ChemInform Abstract: Mixed Platinum‐Rhodium Carbonyl Clusters. Synthesis and Chemical Characterization of the (PtRh6(μ3‐CO)3(μ‐CO)5(CO)8)2‐ Anion and X‐Ray Crystal Structure of Its Tetrapropylammonium Salt.
Authors: FUMAGALLI A. , MARTINENGO S. , GALLI D. , ALBINATI A. , GANAZZOLI F. 
Published: May 2016

AbstractThe title cluster dianion is obtained by several synthetic routes, particularly by redox condensation of the PPN salts (I) and (II).
ChemInform Abstract: Asymmetric Synthesis of Amino Acids by Catalytic Reduction of Substituted Acylaminoacrylic Acid Azlactones. Part 21. Catalytic Asymmetric Synthesis of N‐Acyl‐p‐difluoromethoxyphenylalanine Phenylethylamides.
Authors: GODUNOVA L. F. , LEVITINA E. S. , KARPEISKAYA E. I. , KLABUNOVSKII E. I. , YAGUPOL'SKII YU. L. , KOLYCHEVA M. T. 
Published: May 2016

AbstractCatalytic reduction of the azlactones (I) in the presence of (S)‐(‐)‐α‐phenylethylamine (S)‐(‐)‐(II) predominantly gives the phenylalanine amides (III) with a diastereomeric excess of the (SS) diastereomers up to 47% depending on the solvent.
ChemInform Abstract: Enzymatic Synthesis of Various 1′‐O‐Sucrose and 1‐O‐Fructose Esters.
Authors: CARREA G. , RIVA S. , SECUNDO F. , DANIELI B. 
Published: May 2016

AbstractA crude preparation of the proteolytic enzyme subtilisin is capable of catalyzing the regioselective esterification of sucrose (I) in anhydrous DMF yielding, e.g., the esters (III).
ChemInform Abstract: Cyclization of Dialkyl Dithioacetals of L‐Arabinose Through the 5‐Tosylates.
Authors: JARVI E. T. , METCALF B. W. 
Published: May 2016

AbstractReaction of the arabinose dithioacetals (I) with tosyl chloride (II) and subsequent base‐induced cyclization yield a mixture of the new anhydro derivatives (IV) and (V).
ChemInform Abstract: Stereoselective 1,2‐cis Glycosylation Reaction of 1‐O‐Acetylribose with Silylated Nucleophiles by the Promotion of a New Catalyst System.
Authors: MUKAIYAMA T. , SHIMPUKU T. , TAKASHIMA T. , KOBAYASHI S. 
Published: May 2016

AbstractThe glycosylation reaction of 1‐O‐acetylribose is investigated under various conditions, using 3‐β‐cholestanol and a variety of silylated nucleophiles.
ChemInform Abstract: Synthesis and Antiproliferative Effects of Novel 5′‐Fluorinated Analogues of 5′‐Deoxy‐5′‐(methylthio)adenosine.
Authors: SUFRIN J. R. , SPIESS A. J. , KRAMER D. L. , LIBBY P. R. , PORTER C. W. 
Published: May 2016

AbstractReaction of the adenosine sulfoxide (III), prepared by protection of (I) with acetanhydride (II), reacts with (dimethylamino)sulfur trifluoride to give the fluoro compounds (IV) and (V), together with (VI).
ChemInform Abstract: Synthesis and Biological Evaluation of Certain C‐4‐Substituted Pyrazolo(3,4‐b)pyridine Nucleosides.
Authors: SANGHVI Y. S. , LARSON S. B. , WILLIS R. C. , ROBINS R. K. , REVANKAR G. R. 
Published: May 2016

AbstractThe halofuranoses (I), (IV), and (VI) are coupled with the pyrazolopyridines (II) and subsequently deprotected to give the nucleosides (III), (V), (VII), and (VIII).