bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Pendant Arm Macrocyclic Ligands. Part 6. Synthesis of Two Pentaaza Macrocyclic Ligands Containing Single Pendant Coordinating 2‐Pyridylmethyl and 1‐Pyrazolylmethyl Arms, and Characterization of Their Nickel(II), Copper(II), Cobalt(II), and Zinc(II) Complexes. Crystal Structure of (3,11‐Dibenzyl‐7‐(2′‐pyridylmethyl)‐3,7,11,17‐tetraazabicyclo(11.3.1)heptadeca‐1(17),13,15‐triene)zinc(II) Perchlorate.
Authors: ALCOCK N. W. , BALAKRISHNAN K. P. , BERRY A. , MOORE P. , READER C. J.
Published: May 2016

The macrocyclic N5 ligands (Ib) and (Ic) are prepared from the N4 macrocycle (Ia) according to the scheme shown.
ChemInform Abstract: Hydridoclusters Derived by Protonation, Hydrogenation, or Photolytic Decarbonylation of the Chelating Diphosphine Compounds 1,1‐(Os3(CO)10(diphosphine)) Where Diphosphine is Ph2PCH2CH2PPh2 or Ph2PCH2CH2CH2PPh2, and Crystal Structure of (OsH2(Ph2P(CH2)3PC6H4)(CO)8)·0.5 CH2Cl2.
Authors: DEEMING A. J. , HARDCASTLE K. I. , KABIR S. E.
Published: May 2016

The protonation of the title clusters (I) yields the hydrides (II), whereas the reactions with H2 do not lead to the simple dihydrides as found for the corresponding 1,2 isomers.
ChemInform Abstract: Trifluoromethanesulfonato‐O Complexes of Platinum(II) and Palladium(II).
Authors: DIVER C. , LAWRANCE G. A.
Published: May 2016

Reactions of the corresponding chloro‐Pt(II) and chloro‐Pd(II) complexes containing amine, pyridine, or phosphine ligands at or above room temp. with anhydrous CF3SO3H lead to the formation of the trifluoromethanesulfonato complexes (I)‐(IV) which are characterized spectroscopically.
ChemInform Abstract: Synthesis of Two Linear Octapeptide Fragments of Cyclosporin by Stepwise and Fragment Condensation Strategies.
Authors: GALPIN I. J. , MOHAMMED A. K. A. , PATEL A. , PRIESTLEY G.
Published: May 2016

The octapeptide (I), which represents the linear sequence 4‐11 of cyclosporin A, is prepared by stepwise elongation starting from Mva‐O‐tBu.
ChemInform Abstract: Isolation and Structure Elucidation of Polivione, a Polyketide Cometabolite of Citromycetin in Penicillium frequentans.
Authors: DEMETRIADOU A. K. , LAUE E. D. , LEEPER F. J. , STAUNTON J.
Published: May 2016

Chemical and physical investigations show that polivione exists as a mixture of the two slowly interconverting tautomers (I) and (II).
ChemInform Abstract: The Structure of Leudrin, and the Nucleophilic Substitution of Its Primary Hydroxy Group by Bromine.
Authors: PEROLD G. W. , CARLTON L. , HOWARD A. S. , MICHAEL J. P.
Published: May 2016

Leudrin (II), a constituent of the genera Leucadendron, Mimetes, Sorocephalus and Spatella, is identified as its crystalline dimethyl ether (I).
ChemInform Abstract: Chemistry of Biotin: Access to 2,3‐ and 5,6‐Didehydrobiotin Derivatives.
Authors: BAXTER R. L. , COUTTS A.
Published: May 2016

Starting from D‐biotin (I) the (S)‐ and (R)‐sulfoxides (V) and (VI) are prepared.
ChemInform Abstract: Microscopic Structuring of Solids by Molecular Beam Epitaxy ‐ Spatially Resolved Materials Synthesis
Authors: PLOOG K.
Published: May 2016

Review: (119 refs.
ChemInform Abstract: Electrochemical Preparation of the Spinels: MgV2O4, ZnV2O4, and CdV2O4
Authors: CHAMBERLAND B. L. , WU J. F.
Published: May 2016

is achieved by using the fused‐salt electrolytic method (ZnO/V2O5 and CdO/V2O5 in 50 NaF: 50 NaCl fused salts; Mg2V2O7 in 44 KCl: 56 NaCl; conditions given in a table).
ChemInform Abstract: Methylaluminum Bis(2,6‐di‐tert‐butyl‐4‐methylphenoxide) as a Protecting Group for Multifunctional Molecules: Synthetic Utility in Selective Carbonyl Reductions.
Authors: MARUOKA K. , ARAKI Y. , YAMAMOTO H.
Published: May 2016

The selective reduction of 14 pairs of 10 different ketones (e.g.
ChemInform Abstract: In situ Cuprate Formation via Transmetalation Between Vinylstannanes and Higher Order Cyanocuprates.
Authors: BEHLING J. R. , BABIAK K. A. , NG J. S. , CAMPBELL A. L. , MORETTI R. , KOERNER M. , LIPSHUTZ B. H.
Published: May 2016

The title reaction represents a novel route to higher order mixed vinyl cyanocuprates such as (III) and (VIII).
ChemInform Abstract: Synthesis of Deoxytabtoxinine‐β‐lactam.
Authors: SNIDER B. B. , JOHNSTON M. I.
Published: May 2016

The N‐protected vinyl‐β‐lactam (Ia) and (Ic) are subjected to hydroboration, followed by work‐up in the presence of iodide and coupling with the glycinate (IV) to produce the amino acid derivatives (Va) and (Vc).
ChemInform Abstract: Studies on 1,3,4‐Oxadiazoles. Part 7. Preparation and Antimicrobial Activity of 2‐Benzalamino‐5‐(2′‐isopropyl‐5′‐methylphenoxymethyl)‐1,3,4‐oxadiazoles.
Authors: RODA K. P. , VANSDADIA R. N. , PAREKH H.
Published: May 2016

The acid (I) is converted into its hydrazide (III) which is cyclized with cyanogen bromide (IV) to form the oxadiazole (V).
ChemInform Abstract: Indoles. Part 5. 4,5‐Dihydro‐1‐methylimino‐3H‐pyrano(3,4‐b)indoles from 4,9‐Dihydropyrano(3,4‐b)indol‐1(3H)‐ones.
Authors: LEHMANN J. , POHL U.
Published: May 2016

The indolo‐fused lactones (I) are cleaved with methylamine (II) to give the hydroxyethylindolecarboxylic amides (III) which are cyclized with SOCl2, yielding the iminium salts (IV).
ChemInform Abstract: Synthesis and Photochromism of Indolinespirochromenes Containing Fused Fragments in the Indoline Part of the Molecule.
Authors: MANAKOVA I. V. , GAL'BERSHTAM M. A. , BOBYLEVA G. K. , PRZHIYALGOVSKAYA N. M. , KURKOVSKAYA L. N.
Published: May 2016

Starting with 2‐aminofluorene (I), the spirocyclic compounds (X) and (XI) are prepared via the hydrazine (III), the hydrazone (V), and the anellated indolium salts (VII) and (VIII).
ChemInform Abstract: Preparation and Properties of Quaternary N‐Alkylheteroammonium Salts.
Authors: IVANOV G. E. , TUROV A. V. , KORNILOV M. YU.
Published: May 2016

Reaction of xanthylium perchlorate (I) with γ‐picoline (II) or trityl chloride (IV) with pyridine (V) gives the pyridinium salts (III) and (VI) respectively.
ChemInform Abstract: Diene‐Dienophile‐Functionalized Carbene Ligands: Synthons for the Intramolecular Diels‐Alder Reaction.
Authors: DOETZ K. H. + , NOACK R. , MUELLER G. +
Published: May 2016

The tungsten carbene complex (I) reacts with the furfuryl nucleophiles (II) and (VI) to give the substitution products (III) and (IV) or the adducts (VII).
ChemInform Abstract: Synthesis and Characterization of Binuclear Manganese Complexes: Redox Models for the Water Oxidation Cofactor of Photosystem II.
Authors: MATSUSHITA T. , SPENCER L. , SAWYER D. T.
Published: May 2016

New binuclear Mn complexes are prepared which exhibit a two‐electron‐redox chemistry that is compatible with the reversible oxidation of water to oxygen.
ChemInform Abstract: Phosphido‐Bridged Diiron Complexes from Low‐Coordinate Phosphorus Compounds.
Authors: WISIAN‐NEILSON P. , ONAN K. D. , SEYFERTH D.
Published: May 2016

The (methylene)phosphido‐bridged diiron complex (III) is prepared by reaction of the (methylene)phosphinous chloride (II) with the anionic complex (Ia) generated in situ from Fe3(CO)12, tBuSH, and LiBu.
ChemInform Abstract: Oxygen Atom Transfer Reactions to Metal Carbonyls. Kinetics and Mechanism of CO Substitution Reactions of M3(CO)12 (M: Fe, Ru, Os) in the Presence of (CH3)3NO.
Authors: SHEN J.‐K. , SHI Y.‐L. , GAO Y.‐C. , SHI Q.‐Z. , BASOLO F.
Published: May 2016

The rates of reaction and activation parameters for CO substitution reactions of (I) with L (II) in the presence of the amine oxide (III) are determined.
ChemInform Abstract: Surface‐Enhanced Raman Scattering from OH‐ Adsorbed on a Ag Electrode in Dilute Mg2+ Electrolytes.
Authors: DORAIN P. B.
Published: May 2016

The SERS spectra obtained for an Ag electrode immersed in 1·10‐2‐1·10‐3 M MgCl2 containing 50 μM KMnO4 or Cl2 are found to be near ly identical with those obtained in ≥ 1 M MgCl2.
ChemInform Abstract: In situ Modification of the Energetic Structure of the n‐GaP/NH3 Junction in the Presence of Solvated Electrons.
Authors: GUYOMARD D. , MATHIEU C. , HERLEM M.
Published: May 2016

The band‐edge position of the n‐GaP/electrolyte junction in different ammonia solutions can be followed without removing the electrode from the electrolyte.
ChemInform Abstract: Molybdenum Oxide Structure on Silica‐Supported Catalysts Studied by Raman Spectroscopy and Extended X‐Ray Absorption Fine Structure Spectroscopy.
Authors: KAKUTA N. , TOHJI K. , UDAGAWA Y.
Published: May 2016

The Raman spectrum of a calcined (773 K, 5 h, air) Mo/SiO2 catalysts of high Mo loading (20 wt.%) is identical with that of MoO3, whereas EXAFS results indicate that MoO3 is not the dominant species in the 20 wt.% Mo catalyst.
ChemInform Abstract: Hydrolysis of a Metal‐Coordinated Imine by a Proton‐Containing Transition State.
Authors: COLE T. K. , LINCK R. G.
Published: May 2016

Kinetic studies of the rate of disappearance of the complex (I) are reported.
ChemInform Abstract: Oligophosphane Ligands. Part 27. RuH2(P(CH2CH2CH2PMe2)3): Formation, Protonation, CO2 Insertion, and Oxidative Addition of Benzene.
Authors: ANTBERG M. , DAHLENBURG L. , FROSIN K.‐M. , HOECK N. +
Published: May 2016

An extremely labile intermediate (IV) (yield in g) is isolated during the formation of the title complex (V).
ChemInform Abstract: Novel Basic Ligands for the Homogeneous Catalytic Carbonylation of Methanol. Part 16. (Ether‐Phosphane)‐Rhodium Complexes as Model Compounds in the Carbonylation of Methanol.
Authors: LINDNER E. , ANDRES B.
Published: May 2016

In the cationic (ether phosphine)‐Rh(I) complexes (III), prepared as shown, cyclooctadiene is easily displaced by CO (IV) with formation of the tricarbonyl analogues (V).
ChemInform Abstract: Tri‐ and Tetranuclear Palladium‐Cobalt Clusters Containing Bridging Ph2PCH2PPh2(dppm) Ligands. Crystal Structures of (Pd2Co2(μ3‐CO)2(CO)5(μ‐dppm)2) and (Pd2Co(μ3‐CO)2(CO)2(μ‐dppm)2) (PF6).
Authors: BRAUNSTEIN P. , DE MERIC DE BELLEFON C. , RIES M. , FISCHER J. , BOUAOUD S.‐E. , GRANDJEAN D.
Published: May 2016

The heterotetranuclear cluster (III) is synthesized according to the scheme and characterized by X‐ray structure analysis ((III)·2,5 THF: space group P1, Z=2).
ChemInform Abstract: Synthesis, Structure, and Catalytic Reactions of Dioxycarbene Complexes of Iron and Osmium.
Authors: WANG S.‐J. , MILLER L. L. , JACOBSON R. A. , ANGELICI R. J.
Published: May 2016

The triosmium carbonyl (I) reacts with ethylene oxide (II) in the presence of Br‐ under the described conditions to the dioxycarbene cluster compounds (III) and (IV).
ChemInform Abstract: Efficient Synthesis of 4‐Substituted 2,3‐Anhydro Sugars from 2,4‐Di‐O‐tosylates.
Authors: KOWOLLIK W. , VOELTER W.
Published: May 2016

Reaction of (I) with MeO‐, and subsequently N3‐ (or MeO‐) under more drastic conditions yields azide (VIa) (or methyl ether (VIb), respectively).
ChemInform Abstract: Blue Emitting Phosphors for Projection Cathode Ray Tubes: (La,Y)OBr:Ce and (La,Gd)OBr:Ce.
Authors: DE LEEUW D. M. , MUTSAERS C. A. H. A. , MULDER H. , KLAASSEN D. B. M.
Published: May 2016

It is demonstrated that by optimization of the preparation conditions for Ce3+ activated LaOBr and by substitution of Y or Gd for La efficient blue‐emitting cathode ray (CR) phosphors with emission colors comparable to that of ZnS:Ag can be produced.
ChemInform Abstract: Corrosion of Metal Oxide Ceramics in Molten Lithium‐Potassium Carbonates.
Authors: LESSING P. A. , YANG Z. Z. , MILLER G. R. , YAMADA H.
Published: May 2016

In order to develop alternative cathode materials for use in molten carbonate fuel cells (MCFC), the corrosion behavior of a great variety of metal oxides is studied (e.g., sintered pellets and powders of MTiO3, MZrO3, M: Ca, Sr, Ba, Mg, Li2; ZrTiO4, Co2TiO4, Ba2TiO4).
ChemInform Abstract: Preparation and Crystal Structures of Compounds Containing the TexS2+ 6‐x and TexSe2+ 6‐x Cations.
Authors: BURNS R. C. , COLLINS M. J. , EICHER S. M. , GILLESPIE R. J. , SAWYER J. F.
Published: May 2016

The study of the reactions between Se/Te mixtures and SbF5 or AsF5, resp., and between Se4(AsF6)2 and Te4(AsF6)2 results in the preparation of the compounds (I)‐(V) which contain the title cations (reactions in SO2, except for (IV) where a SO2/SO2ClF mixture is used as solvent, ratios of the starting materials and reaction times are given in a table, yields not given).
ChemInform Abstract: Production and Spectroscopic Identification of Bromothioborine, BrB=S from the Thermolysis of 2,4,6‐Trisbromo‐cyclo‐1,3,5‐trithia‐2,4,6‐triborane, (BrBS)3.
Authors: AZIZ S. G. , PORWOL T. , WATTS J. D. , SUFFOLK R. J.
Published: May 2016

The title compound (IV) is prepared in low yield (given in g) as outlined in the scheme and its thermolysis is studied by on line FTIR and He I photoelectron spectroscopy.
ChemInform Abstract: Two Extended Metal Chain Compounds, Y4I5C and Y6I7C2. Synthesis, Structure, Properties, and Bonding.
Authors: KAUZLARICH S. M. , HUGHBANKS T. , CORBETT J. D. , KLAVINS P. , SHELTON R. N.
Published: May 2016

The title compounds (IV) and (V) crystallize in the space group C2/m with Z=2.
ChemInform Abstract: Lawrencium Chemistry: No Evidence for Oxidation States Lower than 3+ in Aqueous Solution.
Authors: SCHERER U. W. , KRATZ J. V. , SCHAEDEL M. + , BRUECHLE W. + , GREGORICH K. E. , HENDERSON R. A. , LEE D. , NURMIA M. , HOFFMAN D. C.
Published: May 2016

260Lr (T1/2:3 min) and other actinides (254Md, 255Md, 250Fm‐255Fm) are produced by 18O bombardment of a 249Bk target.
ChemInform Abstract: Acidities of Anilines in Dimethyl Sulfoxide Solution.
Authors: BORDWELL F. G. , ALGRIM D. J.
Published: May 2016

The equilibrium acidities of aniline, N‐phenylaniline, and 25 derivatives are measured in DMSO by an overlapping indicator method.
ChemInform Abstract: The Kinetics of Oxirane Reaction with Alkanethiols in the Presence of Basic Catalysts.
Authors: CHLEBICKI J. , CICHACZ Z.
Published: May 2016

The rate of the addition reaction of (I) to oxirane (II) is shown to increase with the radius of the alkali metal cation of the catalyst.
ChemInform Abstract: Deprotection of Tetrahydropyranyl and Silyl Ethers Catalyzed by Organotin Phosphate Condensates.
Authors: OTERA J. , NIIBO Y. , CHIKADA S. , NOZAKI H.
Published: May 2016

The catalyst, prepared from dibutyltin oxide and tributylphosphate at 250°C, mediates the cleavage of the tetrahydropyranyl ethers (I) or the siloxyalkanes (III) to produce the corresponding alcohols (II) and (IV).
ChemInform Abstract: Vinylspiropentane.
Authors: ZEFIROV N. S. , KOZHUSHKOV S. I. , KUZNETSOVA T. S. , LUKIN K. A. , KAZIMIRCHIK I. V.
Published: May 2016

In the presence of Pd(OAc)2 the cyclopropanation of the allene (II) by diazomethane (III) affords a 27:63 mixture of the 2‐bromoethylspiropentane (IV) and 1‐bromo‐3‐cyclopropylidenepropane.
ChemInform Abstract: Synthesis of Some 4‐Aryl‐2‐(5′‐mercapto‐1′,3′,4′‐oxadiazol‐2′‐ylmethylmercapto)thiazoles and Their Derivatives.
Authors: AHLUWALIA V. K. , ARORA K. K. , MEHTA B.
Published: May 2016

The title compounds (VI) as well as their S‐methyl derivatives (yield: 75‐82%) are tested for their in vitro antifungal and antibacterial activity.
ChemInform Abstract: A Convenient Synthesis of Methyl Substituted Benzofurocoumarins.
Authors: AHLUWALIA V. K. , MITTAL B. , MEHTA V. D.
Published: May 2016

Since naturally occurring benzofurocoumarins possess interesting pharmacological properties, new routes to their synthesis are studied.
ChemInform Abstract: Synthesis and Copper‐Dependent Antimycoplasmal Activity of 1‐Amino‐3‐(2‐pyridyl)isoquinoline Derivatives. Part 1. Amides.
Authors: DE ZWART M. A. H. , VAN DER GOOT H. , TIMMERMAN H.
Published: May 2016

The synthesis of the aminoisoquinoline (III) is improved.
ChemInform Abstract: Phosphorylated Fuchsone Hydrazones.
Authors: KUTYREV A. A. , OVRUTSKII D. G. , MOSKVA V. V.
Published: May 2016

The hydrazidophosphates (I) react with fuchsone (II) to give the hydrazones (III).
ChemInform Abstract: Preparation and Ligand Properties of Thionylimino Derivatives of Arsenic(III). X‐Ray Crystal Structure of Cr(CO)5(Ph2AsNSO).
Authors: CHIVERS T. , DHATHATHREYAN K. S. , LENSINK C. , RICHARDSON J. F.
Published: May 2016

The thionylimino‐As(III) compounds (III) are prepared according to the scheme shown.
ChemInform Abstract: The Ligational Behavior of Thiosemicarbazones and Semicarbazones with Tellurium(IV): Reactions with TeCl4.
Authors: BASUMATARY J. K. , SINGH A. K. , KHANDELWAL B. L. , MCWHINNIE W. R.
Published: May 2016

TeCl4 dissolved in dry benzene reacts with thiosemicarbazones without any phenolic group to yield the complexes (I).
ChemInform Abstract: Synthesis and X‐Ray Crystal Structure of a Weak Molecular Adduct of Diphenylmercury(II) with 1,2‐Bis(diphenylphosphinothioyl)ethane.
Authors: LOBANA T. S. , SANDHU M. K. , TIEKINK E. R. T.
Published: May 2016

The title compounds react in CHCl3 at reflux temp. to give an 1:1 adduct with weak Hg‐S interactions, which crystallizes in P1 with Z=1.
ChemInform Abstract: Synthesis, Magnetic Properties, Redox Behavior, and Crystal Structure of the Bridged Binuclear Nickel(II) Complex (Ni2(μ‐OH)(μ‐CH3CO2)2L2)ClO4·H2O.
Authors: CHAUDHURI P. , KUEPPERS H.‐J. + , WIEGHARDT K. , GEHRING S. , HAASE W. , NUBER B. , WEISS J.
Published: May 2016

The binuclear title complex (III) crystallizes in the space group P41212 with Z=4.
ChemInform Abstract: Synthesis, Spectroscopy, and Crystal Structure of a Thiocyanato‐Bridged Mixed‐Valence Copper(I)‐Copper(II) Compound with the Ligand 1,6‐Bis(5′‐methylimidazol‐4′‐yl)‐2,5‐dithiahexane.
Authors: BOUWMAN E. , DRIESSEN W. L. , REEDIJK J.
Published: May 2016

The catena‐title complex (I) is synthesized by reaction of Cu(NO3)2 and NH4SCN with the ligand in ethanol (no yield given).
ChemInform Abstract: Formation and Properties of the Binuclear Complex (NH3)5Ru(III)NCFe(II)(CN)‐ 5.
Authors: BUREWICZ A. , HAIM A.
Published: May 2016

Kinetics and mechanism of the formation reaction of the title complex from (Ru(NH3)5(H2O))3+ and (Fe(CN)6)4‐ are studied under anaerobic conditions at pH 4.0 to 5.32 spectrophotometrically.
ChemInform Abstract: Hexacoordinated Mixed Halogeno Anions of Te(IV): Crystallographic and Raman Spectroscopic Investigation of Rb2TeBr3.5Cl2.5.
Authors: ABRIEL W. , EHRHARDT H.
Published: May 2016

The title compound, prepared by precipitation from TeBr4 (obtained from the elements) solution in HCl containing Rb cations, crystallizes in the space group Fm3m with Z=4 (K2PtCl6 type).
ChemInform Abstract: The IR Spectrum of Tetraseleniumtetranitride, Se4N4
Authors: ADEL J. , ERGEZINGER C. , FIGGE R. , DEHNICKE K.
Published: May 2016

, is recorded in the region of 100‐1000 cm‐1 and assigned on the basis of slightly deformed D2d symmetry.
ChemInform Abstract: Characterization of the Polycrystalline n‐CuInSe2‐Indium Oxide/Polyiodide Junction by Electrolyte Electroreflectance, Cyclic Voltammetry, and Scanning Electron Microscopy.
Authors: RAZZINI G. , PERALDO BICELLI L. , SCROSATI B. , PUJADAS M. , SALVADOR P.
Published: May 2016

Systematic electrolyte electroreflectance measurements of the flatband potential (VFB) are performed on etched and In‐oxide coated polycrystalline n‐CuInSe2 electrodes in contact with a polyiodide electrolyte at different pH values.
ChemInform Abstract: Interaction Between Electron Donor and Acceptor Groups in Some Trisubstituted Benzenes. Part 1. Relative Reactivities of 4‐Substituted 1,2‐Dinitrobenzenes Toward Sodium Methoxide.
Authors: PATIL S. D. , NAIR P. M.
Published: May 2016

The rates of displacement of the 2‐nitro group in (I) to give (III) are in the order expected from the inductive effect of the substituents.
ChemInform Abstract: Competing Formation of Endoperoxides and Hydroperoxides in the Reaction of 1O2 with Cyclic Conjugated Dienes.
Authors: MATUSCH R. , SCHMIDT G.
Published: May 2016

Contrary to claims in the literature 1O2 does not react with (R)‐α‐phellandrene (I) and α‐terpinene (X) to give exclusively the endoperoxides (III) + (IV) and (XI), resp., by (4 + 2) cycloaddition; hydroperoxides (see scheme) are formed as well.
ChemInform Abstract: Electron Transfer. Part 92. Reductions of Vitamin B12a (Hydroxocobalamin) with Formate and Related Formyl Species.
Authors: LINN D. E. JUN. , GOULD E. S.
Published: May 2016

Studies show that vitamin B12a is reduced to B12r (cob(II)alamine) with formate in aqueous media.
ChemInform Abstract: Ureas and Amides Derived from N‐(5‐Norbornen‐2‐ylmethyl)bornan‐2‐exo‐amine with Antiarrhythmic and Other Activities.
Authors: RANISE A. , BONDAVALLI F. , SCHENONE P. , ANGRISANI M. , LISA M. , MARRAZZO R. , MARMO E.
Published: May 2016

Coupling of camphor nitrimine (I) with the norbornenylmethylamine (II) yields the imine (III) which is reduced to give the amine (IV).
ChemInform Abstract: Studies on Lactams. Part 80. Antipodal Forms of β‐Lactams via Stereospecific Reactions.
Authors: WAGLE D. R. , GARAI C. , MONTELEONE M. G. , BOSE A. K.
Published: May 2016

3,4‐Disubstitued 1‐aryl‐2‐azetidinones such as the compounds (I) ‐(III), which are possible precursors of various natural products, are prepared by enantiospecific synthesis.
ChemInform Abstract: Synthesis and Pharmacological Activity of Aminoalkyl Esters in the Benzofuran Series.
Authors: ZOTOVA S. A. , GOLOLOBOVA T. M. , GALENKO‐YAROSHEVSKII P. A. , IVANOVA N. I. , EGIK'YAN A. L. , TIKHONOVA N. A. , LINCHENKO S. N. , BARTASHEVICH V. V.
Published: May 2016

In the search for compounds with local anesthetic activity, the diethylaminoethyl benzofurancarboxylates (III) and their Mannich bases (V) and (VI) are prepared from the sodium salts (I).
ChemInform Abstract: Synthesis of Novel Bis‐Type 7‐Azanorbornane Derivatives.
Authors: ZAIMA T. , MATSUNO C. , MITSUHASHI K.
Published: May 2016

Irradiation of the divinylamine (I) with the maleimides (II) yields the fused 7‐azanorbornanes (III).
ChemInform Abstract: Titanium as a Regio‐ and Stereoselective Control Element in the Reaction of α‐Alkoxyallylic Phosphine Oxide Anions with Carbonyl Compounds.
Authors: BIRSE E. F. , MCKENZIE A. , MURRAY A. W.
Published: May 2016

Condensation of the methoxyallylphosphine oxides (I) with the aldehydes (III) proceeds at the α‐position of the allyl system to give the diastereomeric adducts (IV) and (V).
ChemInform Abstract: X‐Ray Structural Analysis of the Ethylation Product of 1‐(Trimorpholinophosphazido)‐2,4,6‐trinitrobenzene.
Authors: CHERNEGA A. N. , ANTIPIN M. YU. , STRUCHKOV YU. T. , BOLDESKUL I. E. , PONOMARCHUK M. P. , KASUKHIN L. F. , KUKHAR' V. P.
Published: May 2016

Ethylation of the phosphazido compound (I) with the oxonium salt (II) regioselectively produces the ethyl derivative (III) with retention of the E‐configuration in the PN3 fragment.
ChemInform Abstract: Investigation of 2‐(1‐Imidazolyl)‐5,5‐dimethyl‐1,3,2‐dioxaphosphorinane.
Authors: NIFANT'EV E. E. , GRACHEV M. K. , BEKKER A. R. , VASYANINA L. K. , KOROTEEV A. M.
Published: May 2016

The title compound (III) is prepared by reaction of the halodioxaphosphorinanes (I) with sodium imidazolide (II).
ChemInform Abstract: Effect of the Counterion on the Structures of Tetraphenylantimony(V)‐Stibonium Compounds: Crystal and Molecular Structures of Tetraphenylantimony(V) Bromide, Perchlorate, and Tetraphenylborate.
Authors: FERGUSON G. , GLIDEWELL C. , LLOYD D. , METCALFE S.
Published: May 2016

Following studies of the length of ylidic Sb‐C bonds, crystal and molecular structures of stibonium salts are investigated.
ChemInform Abstract: Divinyl Ditellurides: Synthesis and Reactivity.
Authors: DABDOUB M. J. , COMASSETO J. V.
Published: May 2016

Treatment of the Grignard compounds (I) with tellurium (II) and subsequent oxidation of the intermediate bromomagnesium ethenetellurates with air yield the divinyl ditellurides (III).
ChemInform Abstract: Generation of (α‐(Alkoxycarbonyl)vinyl)aluminum and Aluminum Allenolates by the Hydroalumination of α,β‐Acetylenic Carbonyl Compounds and Their Reaction with Carbonyl Compounds.
Authors: TSUDA T. , YOSHIDA T. , SAEGUSA T.
Published: May 2016

Treatment of the α,β‐acetylenic carbonyl compounds (I) or (IV) with di‐isobutylaluminum hydride (II) in the presence of HMPA generates the α‐(alkoxycarbonyl)vinyl aluminum (III) and the aluminum allenolates (V) which are studied spectroscopically.
ChemInform Abstract: Preparation of a Thallium(I) Diazotate. Structure, Physicochemical Characterization, and Conversion to Novel N‐Nitroso Compounds.
Authors: KEEFER L. K. , WANG S. , ANJO T. , FANNING J. C. , DAY C. S.
Published: May 2016

Tl(I) (E)‐methanediazotate (IV) is prepared as shown and characterized.
ChemInform Abstract: Stereochemical Mechanistic Probe of Substituted α‐Methylenetitanacyclobutane Reactivity.
Authors: HAWKINS J. M. , GRUBBS R. H.
Published: May 2016

The exocyclic double‐bond geometry of the asym.
ChemInform Abstract: Antitumor Activity of Organotin Compounds. Reaction, Synthesis and Structure of Et2SnCl2(phen) with 5‐Fluorouracil.
Authors: WAN J. , HUANG J. , HUANG L. , SHI D. , HU S.
Published: May 2016

The antitumor agent (I) reacts with 5‐fluorouracil (II) to form (III) by a basic catalytic process.
ChemInform Abstract: Photochemical Synthesis Method of Tungsten(II) Complexes (WCl2(CO)3(PPh3)2) and (WCl2(CO)2(dppe)).
Authors: SZYMANSKA‐BUZAR T.
Published: May 2016

The reaction course, leading via intermediates (generated by the use of light) to stable complexes (IV) or (VI) is discussed.
ChemInform Abstract: High‐Spin Iron(II) Complexes of ortho‐Functionalized Paraquinones as Models for Quinone Binding Sites in Reaction Centers of Photosynthetic Bacteria.
Authors: PADHYE S. , GARGE P. , GUPTA M. P.
Published: May 2016

In an attempt to mimic the iron‐quinone couple of the bacterial reaction center the IR spectral, magnetic and Moessbauer characterization of the high‐spin Fe(II) complexes (I) is reported.
ChemInform Abstract: Reactions of 1‐(2‐Halomethyl)ethylenediamines in Nickel(II) Complexes. Intraspherical Synthesis of 1,4‐Bis((2‐aminoethyl)aminoethyl)piperazine.
Authors: UKRAINTSEV V. B. , RADZHABOV T. , BOBYLEV V. A. , KUKUSHKIN YU. N. , YAKOVLEV S. V.
Published: May 2016

Treatment of the haloethylethylendiamine complexes (I) with gaseous ammonia (II) give the piperazine complexes (III).
ChemInform Abstract: Tri‐, Tetra‐, Penta‐, and Hexanuclear Phenylphosphinidene‐Capped Products from the Reaction of Dodecacarbonyltriruthenium with Phenylphosphine: Crystal Structures of (Ru4(μ4‐PPh)2(μ‐CO)(CO)10), (Ru5(μ4‐PPh)(μ‐PPh(OPrn))(μ‐H)(CO)13), (Ru6(μ4‐PPh)2(μ3‐PPh)2(CO)12), and (Ru6(μ4‐PPh)3‐(μ3‐PPh)2(CO)12).
Authors: FIELD J. S. , HAINES R. J. , SMIT D. N.
Published: May 2016

The reaction of Ru3(CO)12 with phenylphosphine in refluxing toluene affords a range of products (I)‐(X), the nature and yields of which are dependent on the reaction times and the molar ratios employed.
ChemInform Abstract: Transition‐Metal Complexes with Sulfur Ligands. Part 35. Elementary Reactions at Metal‐Sulfur Centers: Base‐Induced Substitution of PPh3 in (Ru(PPh3)2(bmae)).
Authors: SELLMANN D. , KAEPPLER O. +
Published: May 2016

In order to gain an understanding of the mode of interaction of numerous oxidoreductases (from sulfite oxidase to nitrogenases) model reactions are carried out on the Ru complexes (I) and (IV).
ChemInform Abstract: Ascorbic Acid Photoreductions of Zinc(II) Chlorophyll Derivatives: Access to Metal‐Free Isobacteriochlorins.
Authors: SIMPSON D. J. , SMITH K. M.
Published: May 2016

The photoreduction of the pyropheophorbide a (I) in the presence of a large excess of DABCO leads to the cis‐ethylidene derivative (II) as the main product, which can be demetalated to the free base at low temp. under exclusion of oxygen.
ChemInform Abstract: Acid‐Catalyzed Rearrangements of Steroid Alkenes. Part 2. A Reinvestigation of the Backbone Rearrangement of Cholest‐5‐ene.
Authors: PEAKMAN T. M. , ELLIS K. , MAXWELL J. R.
Published: May 2016

The rearrangement of the title steroid (I) leads to the products (II) and (III).
ChemInform Abstract: Synthesis and Nuclear Magnetic Resonance Studies of Some N‐Acylated Methyl 4‐Amino‐4,6‐dideoxy‐α‐D‐mannopyranosides.
Authors: KENNE L. , UNGER P. , WEHLER T.
Published: May 2016

The aminomannopyranoside (IIIa) is prepared from the bromide (I) via the corresponding azide.
ChemInform Abstract: 3‐(3‐Pyrrolyl)thiopyrrolidones as Precursors of Benzo(1,2‐b:4,3‐b′)dipyrroles. Synthesis of Intermediates and Analogues Related to the Phosphodiesterase Inhibitors PDE I and PDE II and Antitumor Antibiotic CC‐1065.
Authors: SUNDBERG R. J. , HAMILTON G. S. , LAURINO J. P.
Published: May 2016

Cyclization of the 3‐(3‐pyrrolyl)thiopyrrolidone (I) gives the benzo‐(1,2‐b:4,3‐b')dipyrrole (III).
ChemInform Abstract: Use of Bistrimethylsilylated Intermediates in the Preparation of Semisynthetic 7‐Amino‐3‐Substituted‐cephems. Expedient Syntheses of a New 3‐((1‐Methyl‐1‐pyrrolidinio)methyl)cephalosporin.
Authors: WALKER D. G. , BRODFUEHRER P. R. , BRUNDIDGE S. P. , SHIH K. M. , SAPINO C. JUN.
Published: May 2016

Treatment of the 7‐aminocephalosporin (I) with hexamethyldisilazane (II) gives the bistrimethylsilylated intermediate which is converted to the iodomethyl compound (IV).
ChemInform Abstract: Silicon Nitride Passivant for HgCdTe n+p Diodes.
Authors: KAJIHARA N. , SUDO G. , MIYAMOTO Y. , TANIKAWA K.
Published: May 2016

A SiNx film deposited by electron cyclotron resonance (ECR) plasma CVD is successfully applied as surface passivating coating for Hg0.7Cd0.3Te n+p diodes.
ChemInform Abstract: Dinitrogen Sulfide, N2S, Revealed by Photoelectron Spectroscopy.
Authors: BENDER H. , CARNOVALE F. , PEEL J. B. , WENTRUP C.
Published: May 2016

He I photoelectron spectroscopic measurements confirm that the reactive N2S molecule is a major product of the thermal decomposition of (I).
ChemInform Abstract: Structural and Magnetic Properties of Mn1‐tCrtAs1‐xPx
Authors: FJELLVAG H. , KJEKSHUS A. , STOELEN S. , ANDRESEN A. F.
Published: May 2016

are studied for samples in the ranges 0 < t < 1.0 and 0 < x < 0.2 by X‐ray and neutron diffraction, DTA, and magnetic susceptibility measurements.
ChemInform Abstract: Peculiarities of the Reaction of the Ti‐80% V Alloy with Hydrogen.
Authors: SOKOLOVA E. I. , PADURETS L. N. , KOST M. E. , KUZNETSOV N. T.
Published: May 2016

The reaction between hydrogen and a Ti/V alloy with 80% V proceeds via two steps.
ChemInform Abstract: Synthesis and Properties of Tetrafluorochlorates(III) of Alkali Metals.
Authors: POPOV A. I. , KISELEV YU. M. , SUKHOVERKHOV V. F. , CHUMAEVSKII N. A.
Published: May 2016

The title compounds, MClF4 (M: K, Rb, Cs), are prepared by reaction between MF (M: K, Rb, Cs) and ClF3.
ChemInform Abstract: Stereoselective Synthesis of 3,5‐Alkadienoic Esters from 2,4‐Dienoic Isomers.
Authors: TSUBOI S. , SAKAMOTO J. , KURODA A. , UTAKA M. , TAKEDA A.
Published: May 2016

Treatment of the (2E,4Z)‐esters (I) according to the conditions indicated yields the (3E,5E) isomers (II) together with (IV) (stereoselectivity: 81‐98%).
ChemInform Abstract: Cycloaddition Reactions of 2‐Hydroxy‐, 2‐Amino‐, and 2‐Mercapto‐1‐azaazulenes with Reactive Acetylenes.
Authors: ABE N. , TAKEHIRO T.
Published: May 2016

The title compounds (I), (VIII) or (XI) undergo cycloaddition with the dicarboxylate (II) to give a variety of products.
ChemInform Abstract: Condensation and Cyclization Reactions of 2‐Hydrazinobenzimidazole, ‐benzoxazole, and ‐benzothiazole.
Authors: BADR M. Z. A. , MAHMOUD A. M. , MAHGOUB S. A. , HOZIEN Z. A.
Published: May 2016

Starting from the title compounds (III), a variety of cyclization products such as (I), (V) or (VI) and condensation products such as (VIII) are prepared.
ChemInform Abstract: Salt Effects in Electron‐Transfer‐Induced Photooxygenation of 1,1‐Diphenyl‐2‐vinylcyclopropane.
Authors: SHIM S. C. , LEE H. J.
Published: May 2016

The quantum yield of the dioxolane (II) is increased dramatically in the presence of Mg(ClO4)2.
ChemInform Abstract: Palladium‐Catalyzed Allylic Alkylation of Carbonucleophiles with Allylic Borates or Allylic Alcohols and Boron Oxide Under Neutral Conditions.
Authors: LU X. , JIANG X. , TAO X.
Published: May 2016

Triallyl borate (I) reacts with the carbonucleophiles (II) in the presence of a Pd phosphine catalyst, yielding the bisallylated products (III).
ChemInform Abstract: Barbier‐Type Allylation of Acetals with Allyl Bromide in a Pb/Al Bimetal Redox System.
Authors: TANAKA H. , YAMASHITA S. , IKEMOTO Y. , TORII S.
Published: May 2016

The acetals (I) react with allyl bromide (II) in the presence of aluminum tribromide, aluminum metal, and catalytic amounts of lead dibromide to yield the homoallylic methyl ether (III).
ChemInform Abstract: α‐Silyl Trimethylsilyl Esters from Aliphatic Carboxylic Acid Dianions.
Authors: BELLASSOUED M. , DUBOIS J. E. , BERTOUNESQUE E.
Published: May 2016

In contrast to results when the reaction of dilithiated acids (I) with Me3SiCl (II) is conducted only at ‐78 °C (literature), the products (III) and (IV) formed after 24 h equilibration at 50 °C are the result of thermodynamic control promoting C‐silylation.
ChemInform Abstract: A General Method for the Synthesis of Both Enantiomers of Optically Pure β‐Hydroxy Esters from (S)‐(p‐Chlorophenylsulfinyl)acetone Easily Obtainable by Kinetic Resolution with Bakers′ Yeast.
Authors: FUJISAWA T. , FUJIMURA A. , SATO T.
Published: May 2016

Kinetic resolution of the racemic sulfoxide (±)‐(I) using bakers' yeast yields the enantiomer (S)‐(I), which undergoes alkylation and subsequent diastereoselective reduction to give either one of the optically pure diastereomeric hydroxysulfoxides (IV) or (VIII); the diastereoselectivity of this reduction is controlled via the complexation with ZnCl2.
ChemInform Abstract: Fulvenes with Inverse Ring Polarization. Charge Separation on Molecular Basis: Chemoselectivity, Regio‐, and Stereoselectivity of C‐C Bond Formation as Probes for Electron‐Transfer Processes.
Authors: AURBACH I. , PONTI P. P. , SALBECK E. , SCHMUCK H. , DAUB J.
Published: May 2016

The Li enolate (II) (formed in situ from the amide (I)) containing the cross‐conjugated heptafulvene structural unit is studied with respect to SET (single‐electron transfer)type and polar mechanisms in reactions with methyl iodide or with carbonyl compounds such as (II), (VI), (VII), or (IX).
ChemInform Abstract: Diastereo‐ and Enantioselective Synthesis of Dihydro‐ and Tetrahydropyrimidines. A New Strategy for the Asymmetric Synthesis of β‐Amino Ketones and γ‐Amino Alcohols.
Authors: BARLUENGA J. , OLANO B. , FUSTERO S. , FOCES‐FOCES C. , CANO F. H.
Published: May 2016

The chiral tetrahydropyrimidines (V) are prepared by cyclocondensation of the iminoenamines (I) with the aldehydes (II) followed by reduction with sodium borohydride.
ChemInform Abstract: Acetylenic Chemistry. Part 10. Cycloisomerization of 3‐Acetyl‐3‐(prop‐2‐ynyl)indol‐2‐one to 3‐Acetyl‐2‐methyl‐2H‐furo(2,3‐b)indole.
Authors: REISCH J. , LABITZKE H. , BATHE A.
Published: May 2016

The propynylindolinone (I) reacts with PPA and water to form the propanone (II).
ChemInform Abstract: Flavonoids. Part 41. Stereospecific Synthesis of 2,3‐Dihydro‐c‐3‐Substituted‐t‐3‐methyl‐r‐2‐phenyl‐4H‐1‐benzopyran‐4‐ones.
Authors: PATONAY T. , PATONAY‐PELI E. , LITKEI G. , SZILAGYI L. , BATTA G. , DINYA Z.
Published: May 2016

The benzopyranone (I) is oxidized using the Algar‐Flynn‐Oyamada method, yielding the hydroxy ketone (II) which is treated with mesyl chloride (III) to produce a mixture of the mesylate (IV) and the sultone (V).
ChemInform Abstract: The Synthesis of 1‐((2‐Thiazolyl)methyl)quinolones. The Reactivity of the Methylene Bridge at Position‐1 and Its Involvement in the Formation of a Stable Carbon‐Nitrogen Ylid.
Authors: IZZO P. T. , LEE V. J.
Published: May 2016

Reaction of the quinolinone (I) with bromoacetonitrile (II) yields the N‐cyanomethyl derivative (III) which is converted to the thioamide (IV).
ChemInform Abstract: Pethidine Analogs with Restricted Conformation. Part 1. Synthesis of cis‐ and trans‐4‐Methyl‐10b‐carbethoxymethyl‐1,2,3,4,4a,5,6,10b‐octahydrobenzo(f)quinoline.
Authors: REIMANN E. , BRACHER F.
Published: May 2016

The keto ester (I) reacts with acrylonitrile (II) to give the cyanoethylated derivative (III) which is cyclized upon catalytic hydrogenation, yielding the octahydrobenzoquinolines (IV).
ChemInform Abstract: Selective Instability of Trifluoromethyl Linked to Carbon. A Prerequisite for New Heterocyclizations with Ethyl 4,4,4‐Trifluoroacetoacetate Arylhydrazones.
Authors: PILGRAM K. H. , SKILES R. D.
Published: May 2016

Treatment of the arylhydrazone (I), derived from ethyl trifluoroacetoacetate, with NaH in aprotic solvents produces a mixture of the pyrazole (II) and the pyrazolopyridazinone (III).
ChemInform Abstract: Synthesis and Biological Activity of Amino‐Substituted‐pyrrolo(3,2‐d)pyrimidines.
Authors: MODNIKOVA G. A. , TITKOVA R. M. , GLUSHKOV R. G. , SOKOLOVA A. S. , SILIN V. A. , CHERNOV V. A.
Published: May 2016

The dichloropyrrolopyrimidine (V), prepared from the nitromethyluracil (I) via the enamine (III), is converted to the amino derivatives (VII) or (VIII).
ChemInform Abstract: Single‐Step Conversion of Aliphatic, Aromatic and Heteroaromatic Primary Amines into Piperazine‐2,6‐diones.
Authors: KRUSE C. G. , TROOST J. J. , COHEN‐FERNANDES P. , VAN DER LINDEN H. , VAN LOON J. D.
Published: May 2016

Twenty‐five title compounds of type (V) are synthesized in a one‐pot procedure according to the conditions indicated (yield: 63‐98%).
ChemInform Abstract: Synthesis and Properties of 3‐Alkoxy‐3,4‐dihydro‐2H‐1,3‐benzothiazine‐2,4‐diones.
Authors: GEFFKEN D.
Published: May 2016

Reaction of 2‐mercaptobenzoic acid (I) with the O‐alkylhydroxylamines (II) in the presence of carbonyldiimidazole yields the dihydrobenzothiazinediones (III).
ChemInform Abstract: Synthesis, Reactions, and Biological Evaluation of Some 1,2,4‐Triazine Derivatives.
Authors: MANSOUR A. K. , EID M. M. , HASSAN R. A. , HAEMERS A. , PATTYN S. R. , VANDEN BERGHE D. A. , VAN HOOF L.
Published: May 2016

Hydrolysis of the azlactones (I) followed by treatment with the thiosemicarbazide (II) yields the thioxo‐1,2,4‐triazinones (III).
ChemInform Abstract: Syntheses of Apogalanthamine Analogs as α‐Adrenergic Blocking Agents. Part 9. Syntheses of Optically Active 8‐Hydroxy‐6‐methyl‐5,6,7,8‐tetrahydrodibenz(c,e)azocines.
Authors: KIHARA M. , OHNISHI K. , KOBAYASHI S.
Published: May 2016

o‐Iodobenzaldehyde (I) is coupled with ethanolamine (II) to give the racemic amino alcohol (IV) via the intermediate monoadduct (III).
ChemInform Abstract: Synthesis and Structure Determination of Isomeric 7‐ and 8‐Chloro‐1,5‐benzodiazepine Derivatives.
Authors: PENNINI R. , CERRI A. , TAJANA A. , NARDI D. , GIORDANO F.
Published: May 2016

Cyclocondensation of the o‐phenylenediamine (I) with the dimercaptopropenyl phenyl ketone (II) produces a mixture of the regioisomeric benzodiazepines (III).
ChemInform Abstract: Synthesis and Molecular Structure of Tetrathia(34)(1,2,4,5)cyclophane.
Authors: ASOH T. , TANI K. , HIGUCHI H. , KANEDA T. , TANAKA T. , SAWADA M. , MISUMI S.
Published: May 2016

Cyclocondensation of the tetrabromide (I) with the tetrakis(isothiuronium) salt (II) using a high dilution technique leads to the formation of a 1:1 mixture of the tetrathiacyclophanes (III) and (IV).
ChemInform Abstract: Phosphonomethylation of Anesthesin and Radioprotective Activity of the Reaction Products.
Authors: KHAIRULLIN V. K. , VASYANINA M. A. , MUSIN R. Z. , PUDOVIK A. N. , VATULINA G. G.
Published: May 2016

Phosphonomethylation of anesthesin (I) with paraformaldehyde (III) and the dialkyl phosphites (II) or triethyl phosphite (V) gives the ethoxycarbonylphenylaminomethylphosphonates (IV).
ChemInform Abstract: Synthesis, Properties and Structure of Hexaaquo‐tris(N,N‐dimethylformamide)lanthanoid Trifluoromethanesulfonates.
Authors: ARAUJO MELO D. M. , VICENTINI G. , ZINNER L. B. , DE SIMONE C. A. , CASTELLANO E. E.
Published: May 2016

Hydrated lanthanoid trifluoromethanesulfonates react with a small excess of DMF to give the title complexes (I) (no yields given).
ChemInform Abstract: Transition‐Metal Functionalized Phosphaarsenes (η5‐C5H4R)(CO)(PPh3)Fe‐As=P‐C6H2(tBu)3(2,4,6) (R: H, Me) and 1,3,2,4‐Diphosphadiarsetanes ((η5‐C5Me5)(CO)2Fe‐As‐P‐C6H2Me3(2,4,6))2.
Authors: WEBER L. , BUNGARDT D. , BOESE R. , BLAESER D. +
Published: May 2016

The title compounds (III) and (VI) are characterized by IR and 31P NMR spectroscopy, confirming the E configuration for (III).
ChemInform Abstract: New Cardenolide Glycosides from the Defence Glands of Chrysolinina Beetles (Coleoptera : Chrysomelidae).
Authors: VAN OYCKE S. , RANDOUX T. , BRAEKMAN J. C. , DALOZE D. , PASTEELS J. M.
Published: May 2016

Besides the known cardenolide aglycones sarmentogenin and oleandrigenin 14 new cardiac glycosides such as (I) are isolated.
ChemInform Abstract: α‐Cyano‐β‐styrenyl Esters for Amide Bond Formation.
Authors: ROOSE B. , ANTEUNIS M. J. O. , TAVERNIER D.
Published: May 2016

In view of the interest in peptide syntheses the rate constants (10‐2·mol‐1·s‐1·L) for coupling of the styrenyl esters (IV) with aminoacid ester (V) are determined by 1H NMR.
ChemInform Abstract: Synthesis of Trypsin Inhibitor CMTI I from Squash Seeds (Cucurbita maxima).
Authors: KUPRYSZEWSKI G. , RAGNARSSON U. , ROLKA K. , WILUSZ T. , POLANOWSKI A.
Published: May 2016

Using the solid‐phase procedure, a 29‐peptide with the reported sequence (I) of the trypsin inhibitor CMTJ I is synthesized.
ChemInform Abstract: Semiconducting Amorphous Film Containing Carbon, Nitrogen, and Boron
Authors: MAYA L.
Published: May 2016

is deposited on a variety of substrates (quartz, Ti, Si) by pyrolysis of (I) in a closed system.
ChemInform Abstract: Effects of Temperature and Magnetic Fields on the Luminescence of Single Crystal (NH4)2TeCl6
Authors: MEIDENBAUER K. , GLIEMANN G.
Published: May 2016

are studied in the range 1.9‐180 K at applied magnetic fields of 0‐6 T. The temp. dependence of the luminescence indicates the existence of a metastable excited state, energetically located ∼ 80 cm‐1 below a second excited state.
ChemInform Abstract: Photoelectrochemistry of Cadmium Sulfide. Part 2. Influence of Surface‐State Charging.
Authors: MEISSNER D. , LAUERMANN I. , MEMMING R. , KASTENING B.
Published: May 2016

The energy bands at the surface of clean CdS become unpinned upon illumination and are shifted in the anodic direction by several hundred mV.
ChemInform Abstract: Vaporization and Stability of Phases in the SrS‐Ga2S3 System.
Authors: KAPIAS P. , EDWARDS J. G.
Published: May 2016

XRD results show the existence of two stable ternary phases in the title system, SrGa2S4 (I) and Sr2Ga2S5 (II).
ChemInform Abstract: The Effect of Palladium on Hydrogen Absorption and Mobility in AISI 4130 Steels.
Authors: FONDEUR F. , MOZHL T. A. , WILDE B. E.
Published: May 2016

The effect of the addition of 0, 0.05, 0.1, 0.5, and 1 wt.% Pd to AISI 4130 steel on the hydrogen absorption and mobility is studied in 1 N NaOH by cathodic polarization and hydrogen permeation techniques.
ChemInform Abstract: Kinetics and Equilibrium of the Ru3O2(NH3)7+ 14‐Fe(II) Reaction in Acid Medium
Authors: BANAS B.
Published: May 2016

are investigated spectrophotometrically using conventional and stopped flow techniques at various ionic strength and temp. in the presence of neutral and complexing anions.
ChemInform Abstract: Comparison of the Acidities of WO3/Al2O3 and Ultrastable Faujasite Catalysts
Authors: SOLED S. L. , MCVICKER G. B. , MURRELL L. L. , SHERMAN L. G. , DISPENZIERE N. C. JUN. , HSU S. L. , WALDMAN D.
Published: May 2016

is performed by temp.‐programmed desorption of NH3, high‐temp.
ChemInform Abstract: Electronic Structures of XMo12O40 Heteropolyanions (X: P, As, Si, and Ge) and Their Reduction Behavior.
Authors: EGUCHI K. , SEIYAMA T. , YAMAZOE N. , KATSUKI S. , TAKETA H.
Published: May 2016

Polarographic results show that the relative reducibility of the title anions is in the order (AsMo12O40)3‐ > (PMo12O40)3‐ > (GeMo12O40)4‐ > (SiMo12O40)4‐.
ChemInform Abstract: Multinuclear Magnetic Resonance (31P, 77Se, 199Hg) and Electrochemical Studies of Nonlabile Mercury(II) Complexes with Group 15/Group 16 Donor Ligands.
Authors: BOND A. M. , COLTON R. , EBNER J.
Published: May 2016

The studies are carried out on Hg(II) perchlorate complexes of the bidentate ligands as well as the free ligands.
ChemInform Abstract: Organic Synthesis Using PTC. Part 5. Nucleophilic Aromatic Substitution Under Liquid‐Liquid and Solid‐Liquid Phase‐Transfer Conditions.
Authors: SINGH P. , ARORA G.
Published: May 2016

Treatment of thiourea (I) with the α,ω‐dibromoalkanes (II) affords the bis‐thiouronium salts (III).
ChemInform Abstract: Substrate Specificity and Enantioselectivity of Penicillinacylase‐Catalyzed Hydrolysis of Phenacetyl Esters of Synthetically Useful Carbinols.
Authors: FUGANTI C. , GRASSELLI P. , SERVI S. , LAZZARINI A. , CASATI P.
Published: May 2016

Immobilized penicillinacylase from E.coli catalyzes the hydrolysis of a set of O‐phenylacetate esters of prim. alcohols, e.g. (I), (III)‐(XI), using the conditions indicated in the scheme for the example (I) → (S)‐(II).
ChemInform Abstract: Synthesis and Reactivity of Binuclear Tropocoronand and Related Organocopper(I) Complexes. Catalytic Enantioselective Conjugate Addition of Grignard Reagents to 2‐Cyclohexen‐1‐one.
Authors: VILLACORTA G. M. , RAO CH. P. , LIPPARD S. J.
Published: May 2016

The conjugate addition of Grignard reagents (XIV) to 2‐cyclohexen‐1‐one (XIII) is promoted by a series of new catalysts (0,006‐0,04 mol fraction) prepared from Cu(I) species and either the tropocoronand salt (I) (such as (IV)) or the new chiral ligand (XII).
ChemInform Abstract: Alkylation of Pentaerythritol by Phase‐Transfer Catalysis. Part 2. Crucial Effect of the Aqueous Sodium Hydroxide Solution.
Authors: NOUGUIER R. , MCHICH M.
Published: May 2016

The reaction between pentaerythritol (I) and alkyl halides, e.g. heptyl bromide (II), conducted under phase‐transfer catalysis conditions, is known to yield a mixture of the trialkyl derivative (III) and the tetraalkyl derivative (IV).
ChemInform Abstract: Rhodium Catalyzed Reductive Esterification Reactions.
Authors: LIN I. J. B. , ZAHALKA H. A. , ALPER H.
Published: May 2016

Hydrogenation of the acrylic acids (I) in methanol (II) using rhodium(III) chloride as the catalyst produces the saturated methyl esters (III).
ChemInform Abstract: Remarkable Effects of Lithium Salt in Grignard Reaction.
Authors: KIM W.‐J. , KO K.‐Y. , PAIK S.‐U. , KIM H.
Published: May 2016

The normal Grignard reaction of aldehyde (I) with either MeMgBr (II) or MeMgI leads to the desired carbinol (III) only in less than 30% yield together with 10% recovered (I) and 50% lactone (IV).
ChemInform Abstract: Cyclopentane Synthesis via Free‐Radical‐Mediated Addition of Functionalized Alkenes to Substituted Vinylcyclopropanes.
Authors: FELDMAN K. S. , ROMANELLI A. L. , RUCKLE R. E. JUN. , MILLER R. F.
Published: May 2016

A novel (3 atom + 2 atom) bond construction strategy for the synthesis of highly functionalized cyclopentane rings is presented.
ChemInform Abstract: Cyclopentenones form the Reaction of Alkynes with Cyclopropylcarbene‐Chromium Complexes.
Authors: HERNDON J. W. , TUMER S. U. , SCHNATTER W. F. K.
Published: May 2016

The title reaction of the alkynes (II), (V) with the complexes (I) provides the trans configurated cyclopentenones (III) or (VI) with little or no formation of the respective cis isomers.
ChemInform Abstract: New Liquid Crystals Having 4,4′‐Biphenanthryl Core.
Authors: YAMAMURA K. , ONO S. , TABUSHI I.
Published: May 2016

Starting with the alkoxybiphenanthryls (I), the tetraesters (V) are prepared as outlined in the reaction scheme.
ChemInform Abstract: Stereochemically Controlled Synthesis of Unsaturated 2,5‐Dialkylfurans.
Authors: NUNEZ M. T. , RODRIGUEZ M. L. , MARTIN V. S.
Published: May 2016

The siloxyepoxy benzoate (I) is desilylated to give the alcohol (II) which undergoes acid catalyzed rearrangement, forming enantioselectively the dihydrofuran (III).
ChemInform Abstract: Synthesis and Characterization of Alkyl‐, Halo‐ and Heterosubstituted Derivatives of the Potent Phototoxin α‐Terthienyl.
Authors: MACEACHERN A. , SOUCY C. , LEITCH L. C. , ARNASON J. T. , MORAND P.
Published: May 2016

A series of derivatives of the known phototoxic title compound (I) including the compounds (III), (IV), (V), (X), (XI), (XII), (XIV), and (XV) are synthesized as outlined in the scheme.