bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Temperature‐programmed Reduction and Catalytic Activity of Ni/Al2O3.
Authors: HOANG DANG LANH HOANG DANG LANH , HO SI THOANG HO SI THOANG , NGUYEN KHOAI NGUYEN KHOAI , VOELTER J. +
Published: May 2016

Ni/γ‐Al2O3 catalysts containing 5‐30 wt.% Ni have been prepared and calcined at various temp. (400‐600 °C, 4 h, air).
ChemInform Abstract: Direct Observation by Controlled Atmosphere Electron Microscopy of the Changes in Morphology of Molybdenum Oxide and Sulfide Supported on Alumina and Graphite.
Authors: HAYDEN T. F. , DUMESIC J. A. , SHERWOOD R. D. , BAKER R. T. K.
Published: May 2016

The use of controlled atmosphere electron microscopy in O2 and H2S/H2 gas mixtures allows to observe dynamically the changes in particle morphology and to determine the temp. at which such phenomena occur.
ChemInform Abstract: Synthesis of Crystalline Metal Silicate Hydrates of Layered Structure.
Authors: SCHWIEGER W. , HEYER W. , WOLF F. , BERGK K.‐H.
Published: May 2016

The synthesis of metal silicate hydrates by hydrothermal crystallization from the ternary systems M2/nO‐SiO2‐H2O (M: Li, Na, K, Ca, Mg) has been investigated systematically using three different starting gels.
ChemInform Abstract: Preparation and Structure of LaTa3O9. X‐Ray Diffraction and Electronmicroscopic Investigations.
Authors: LANGENBACH‐KUTTERT B. , STURM J. , GRUEHN R.
Published: May 2016

The title compound has been prepared from a mixture of La2O3 and Ta2O5 (molar ratio 1:3) by chemical transport using Cl2 as transportation agent (1100 → 1040 °C. 9 d).
ChemInform Abstract: High‐Tc Superconductors: Selective Preparation and Characterization of Tetragonal and Orthorhombic (93 K Superconductor) Phases of YBa2Cu3O7‐x.
Authors: KINI A. M. , GEISER U. , KAO H.‐C. I. , CARLSON K. D. , WANG H. H. , MONAGHAN M. R. , WILLIAMS J. M.
Published: May 2016

For the preparation of YBa2Cu3O7‐x (x ≅ 0.1) the "pH‐adjusted carbonate route" is chosen.
ChemInform Abstract: Diastereoselective Strecker Synthesis of α‐Aminonitriles on Carbohydrate Templates.
Authors: KUNZ H. , SAGER W.
Published: May 2016

The pyranose (I) reacts with the aldehydes (II) to give the Schiff bases (III).
ChemInform Abstract: Biomimetic Oxidation of Antergan with Iodylbenzene.
Authors: BARRET R. , PAUTET F. , DAUDON M.
Published: May 2016

The oxidation of (I) with iodylbenzene is studied as a biomimetic model of the oxidation of the antihistaminic drug Antergan by the enzyme cytochrome P‐450.
ChemInform Abstract: Organic Syntheses with Transition‐Metal Complexes. Part 24. Nitrogen Heterocycles from Carbene Complexes and Alkenyl Isocyanides.
Authors: AUMANN R. , KUCKERT E. , KRUEGER C. + , ANGERMUND K.
Published: May 2016

Reaction between the carbene complex (I) and the isocyanides (II) yields the products (III), (IV) and (V).
ChemInform Abstract: 1,4‐Diastereoselectivity in the Addition of Allylstannanes to 1‐Alkyl‐ 2‐oxocyclohex‐3‐eneacetic Acid Methyl Esters.
Authors: MOBILIO D. , DE LANGE B.
Published: May 2016

The cyclohexanones (I) are substituted and dehydrogenated to give the cyclohexenoneacetates (II).
ChemInform Abstract: A Simple Synthesis of Some Novel Oxime Ethers.
Authors: AKCAMUR Y. , KOLLENZ G.
Published: May 2016

The benzoylfurandione (I) reacts with the oximes (II) to produce the oxime ethers (III) after a short period of heating.
ChemInform Abstract: Synthesis and Chemical Transformations of Cyclobuta(a)naphthalene and ‐anthracene Derivatives.
Authors: GHERA E. , MAURYA R.
Published: May 2016

The sulfone (I) is converted to the ester (III) which is reduced to give the alcohol (IV).
ChemInform Abstract: Synthesis of (4.4.4)Propellahexaene.
Authors: WAYKOLE L. , PAQUETTE L. A.
Published: May 2016

Treatment of the hydrazone (Ib) with methyllithium furnishes the desired title compound (II) which is remarkably stable in air.
ChemInform Abstract: An Unusual Reaction of 2,5‐Dimethylfuran.
Authors: PEVZNER L. M. , IGNAT'EV V. M.
Published: May 2016

The title compound (I) reacts with paraformaldehyde (II) to yield a mixture of the monoalcohol (III) and the diol (IV), which can be separated by vacuum distillation.
ChemInform Abstract: 1,2,3,9a‐Tetrahydro‐9H‐imidazo(1,2‐a)indoles.
Authors: DEGUTIS YU. A. , SHACHKUS A. A.
Published: May 2016

The title compounds (II), prepared from the tetrahydroimidazoindolones (I) or the methyleneindoline (IIIa), are cleaved on treatment with hydrogen chloride or benzoyl chloride, forming the indolinium salts (IV) and the indoline (V) respectively.
ChemInform Abstract: Synthesis of Mebendazole and Enviroxime. Acylation of 2‐Amino‐5‐benzoylbenzimidazole.
Authors: RAVINDRANATHAN T. , WAKHARKAR R. D. , LANDGE A. B.
Published: May 2016

The benzimidazole (I) mentioned in the title reacts with methyl chloroformate (II) under various conditions, yielding either the diacylated derivatives (III) or (VI) or the monoacyl compound (V).
ChemInform Abstract: Formamide in the Synthesis of 1,2,4‐Triazolo(1,5‐a)benzimidazoles.
Authors: KUZ'MENKO V. V. , KUZ'MENKO T. A. , SIMONOV A. M.
Published: May 2016

Reaction of the 1,2‐diaminobenzimidazoles (I) and (V) or the quaternary salts (IV) with formamide (II) leads to the formation of the title compounds (III) and (VI).
ChemInform Abstract: Thieno Compounds. Part 7. The Synthesis of 2‐Arylvinyl‐3,4‐dihydro‐4oxothieno(2,3‐d)pyrimidines.
Authors: PECH R. , BOEHM R. +
Published: May 2016

The pyrimidines (III) are prepared by melting the fused 2‐methylpyrimidones (I) together with the benzaldehydes (II).
ChemInform Abstract: Formation of peri‐Fused Heterocycles by Intramolecular Displacement of Halide.
Authors: HERBERT J. M. , WOODGATE P. D. , DENNY W. A.
Published: May 2016

1,8‐Dibromonaphthalene (II) is aminated to give 1‐amino‐8‐bromonaphthalene (III) which undergoes cyclization reaction with potassium phthalimide (I) to produce phthaloperin‐12‐one (IV).
ChemInform Abstract: Relative Reactivities of the Small Closo Carboranes 1,6‐C2B4H6 and 2,4‐C2B5H7 and of closo‐1,10‐C2B8H10 Toward “Electrophilic” Reagents.
Authors: NAM W. , ONAK T.
Published: May 2016

The relative reactivities of the title carboranes (I)‐(III) and some of their derivatives toward electrophilic reagents of the type RX/AlCl3 (RX: MeCl, EtCl, Cl2, Br2) are reported from competition studies.
ChemInform Abstract: α‐Silylated (RO)2P(O)CR1R2SiR3R4R5 and α,α‐Disilylated (RO)2P(O)CR1(Si(CH3)3)2 Phosphonates. Preparation and Properties.
Authors: SAVIGNAC P. , TEULADE M.‐P. , COLLIGNON N.
Published: May 2016

The alkylphosphonates (I) are lithiated with LDA to form the lithiophosphonates (II) which are silylated by the chlorotrialkylsilanes (III), yielding the lithiated α‐silylphosphonates (IV).
ChemInform Abstract: 1,3λ3‐Azaphospholo(1,2‐α)pyridine, 1,2,4λ3‐Diazaphospholo(1,5‐α)pyridine, 1,3λ3‐Azaarsolo(1,5‐α)pyridine, and 1,2,4λ3‐Diazaarsolo(1,5‐α)pyridine.
Authors: MAERKL G. + , PFLAUM S.
Published: May 2016

The 1,3‐oxazolo(3,2‐a)pyridinium cations (I) which equilibrate with (II) and the 1,3,4‐oxadiazolo(3,2‐a)pyridinium cations (VI) react with tris(trimethylsilyl)phosphine (III) or the Li derivative (IV) to give the azaphospholes (V) or (VII).
ChemInform Abstract: A Stable Stannaethene.
Authors: MEYER H. , BAUM G. , MASSA W. , BERGER S. , BERNDT A.
Published: May 2016

The boranediyl‐borirane which has a calculated non‐classical structure (I) reacts with suitable reagents as if it were a carbene (II).
ChemInform Abstract: Metal Complexes of Tetrapyrrole Ligands. Part 43. Nickel(II) 5,15‐Dialkyl‐5,15‐dihydro‐2,3,7,8,12,13,17,18‐octaethylporphyrins (Decaalkylporphodimethenes): Isolation of a New Stereoisomer and 1H NMR Spectroscopy.
Authors: BOTULINSKI A. , BUCHLER J. W. , WICHOLAS M.
Published: May 2016

The novel complexes (I) wherein the 5,15‐substituents assume the syn‐axial conformation are prepared from the free ligand and Ni acetate in boiling buffered glacial acetic acid.
ChemInform Abstract: Highly Stabilized Copper(III) Complexes.
Authors: ANSON F. C. , COLLINS T. J. , RICHMOND T. G. , SANTARSIERO B. D. , TOTH J. E. , TRECO B. G. R. T.
Published: May 2016

The reaction of strongly donating polyanionic chelating ligands with copper acetate hydrate in ethanol yields the Cu(III) complexes (I)‐(III), which are isolated as salts of noncoordinating cations.
ChemInform Abstract: Steric Control of Aggregation in Neutral Silver(I) Thiolates, (AgSR)n. Crystal and Molecular Structures of (AgSCH(SiMe3)2)8, a Discrete Molecular Biscycle of Weakly Interacting (AgSCH(SiMe3)2)4 Units, and of (AgSC(SiPhMe2)3)3 and (AgSC(SiMe3)3)4, Discrete Molecular Monocycles Containing Linearly Coordinated Silver(I) and Doubly Bridging Mercapto Sulfur Donors from Novel Sterically Hindered Thiolate Ligands. A Comparison with the Nonmolecular Structure of (Ag4(SCH2(SiMe3))3)n(OMe)n.
Authors: TANG K. , ASLAM M. , BLOCK E. , NICHOLSON T. , ZUBIETA J.
Published: May 2016

The reaction of the sterically hindered thiolate ligands with AgNO3 in the presence of triethylamine as base in acetonitrile affords the title complexes.
ChemInform Abstract: Isolation and Structure of the Novel Dirhodium(II) Compound Rh2(dmpm)2((C6H5)2P(C6H4))2Cl2 with Bridging Bis(dimethylphosphino)methane and Ortho‐Metalated Triphenylphosphine Ligands.
Authors: COTTON F. A. , DUNBAR K. R.
Published: May 2016

The acetate ligands in Rh2(O‐Ac)2(PPh2C6H4)2 (or Rh2(O‐Ac)4) can be labilized by Me3SiCl.
ChemInform Abstract: Synthesis, Molecular Structure, and Physicochemical Properties of M2(form)4 (M: Ni, Pd; form: N,N′‐Di‐p‐tolylformamidinato). Attempts to Generate a Palladium(III) Dimer.
Authors: COTTON F. A. , MATUSZ M. , POLI R.
Published: May 2016

The reaction of the in situ prepared Li salt of the ligand with NiBr2 and Pd3(OAc)6 yields the isostructural complexes (Ia) and (Ib), respectively.
ChemInform Abstract: An Improved Synthesis of γ‐L‐Glutamyltaurine.
Authors: GULYAS J. , SEBESTYEN F. , HERCSEL‐SZEPESPATAKY J. , FURKA A.
Published: May 2016

Phthaloyl‐L‐glutamic acid (I) is converted to the anhydride (II) which is coupled with the aminosulfonic acid (III) in the presence of tetramethylguanidine (IV).
ChemInform Abstract: Amphiphilic Carbohydrate‐Based Mesogens. Part 2. Aldose Di‐n‐alkyl Dithioacetals: Novel Double‐Tailed Thermotropic Liquid Crystals.
Authors: DAHLHOFF W. V.
Published: May 2016

Mercaptolysis of (I) under standard conditions or in the presence of ZnCl2/CaCl2 affords the mesogenic dithioacetals (III).
ChemInform Abstract: Origin of Rate Accelerations in an Enzyme Model: The p‐Nitrophenyl Ester Syndrome.
Authors: MENGER F. M. , LADIKA M.
Published: May 2016

The use of p‐nitrophenyl esters as substrates in all chymotrypsin models is called in question.
ChemInform Abstract: Inelastic Neutron Scattering from Tetramethylammonium Cations Occluded within Zeolites.
Authors: BRUN T. O. , CURTISS L. A. , ITON L. E. , KLEB R. , NEWSAM J. M. , BEYERLEIN R. A. , VAUGHAN D. E. W.
Published: May 2016

Inelastic neutron scattering has been used to measure tetramethylammonium (TMA) template torsional vibrations, vibrations that prove to be sensitive to the strength of the interaction between the template cation and the enclosing zeolite cage.
ChemInform Abstract: Interstitial Hydrogen in the Early‐Transition‐Metal Halides.
Authors: BURDETT J. K. , MILLER G. J.
Published: May 2016

In the past, the ZrCl and ZrBr structure types are believed to be adopted by the Group 3 and many lanthanoid metal halides, but a more careful analysis of the diffraction data indicate the presence of significant amounts of interstitial species such as hydrogen or oxygen in these layered halides.
ChemInform Abstract: The Hot Corrosion of Ni‐Based Ternary Alloys and Superalloys for Application in Gas Turbines Employing Residual Fuels
Authors: SIDKY P. S. , HOCKING M. G.
Published: May 2016

has been studied in melts of Na2SO4, NaVO3 and mixtures thereof at temp. ranging from 680 to 900 °C by potentiodynamic polarization and cyclic polarization measurements.
ChemInform Abstract: A Mechanistic Investigation on the Formation of Molybdophosphate Complexes in Aqueous Solution by the Use of Laser Raman Spectroscopy.
Authors: MURATA K. , IKEDA S.
Published: May 2016

Two distinct reaction rates are observed for the formation of (PMo12O40)3‐ (I) depending on the formation procedure: mixing an acidic molybdate solution with an acidic phosphate solution exhibits a very slow reaction rate (formation of (I) is completed after ∼ 10 min), whereas acidification of the mixed molybdate‐phosphate solution rapidly produces 80% of (I) (30 s).
ChemInform Abstract: Compound CaNi12B6 ‐ a Novel Boride of the Structural Type of SrNi12B6
Authors: LESHKO L. V. , KUZ'MA YU. B.
Published: May 2016

is prepared by heating mixtures of compact Ca and Ni/B alloy under an atmosphere of argon.
ChemInform Abstract: Syntheses with Cyclobutadienes. Part 19. Ring‐Opening of Bi‐ and Tricyclic Adducts of Carbonyl Compounds onto a Kinetically Stabilized Cyclobutadiene.
Authors: FINK J. , GUEMBEL H. + , EISENBARTH P. , REGITZ M.
Published: May 2016

Benzophenone (II) adds photochemically onto the cyclobutadiene (I) to give the oxabicyclohexene (III) which is in equilibrium with the oxatricyclohexane (V) in acidic medium.
ChemInform Abstract: Reaction of a Chlorovinylcarbene with Ketene Alkyl Silyl Acetals. Synthesis of New α‐ and β‐Allenic Carboxylates.
Authors: SLOUGUI N. , ROUSSEAU G.
Published: May 2016

Reaction of the ketene alkyl silyl acetals (I) with the trichlorocyclopropane (II) in the presence of methyllithium leads to the formation of the vinylcyclopropanes (III).
ChemInform Abstract: Propentdyopents (5‐(2‐Oxo‐2H‐pyrrol‐5‐ylmethylene)pyrrol‐2(5H)‐ones) and Related Compounds. Part 2. The Z ⇄ E Photoisomerization of Pyrromethenone Systems.
Authors: BONNETT R. , HAMZETASH D. , VALLES M. A.
Published: May 2016

Photoisomerization of Z‐(I) or (III) is shown to take place by NOE measurements.
ChemInform Abstract: Kinetic Solvent Isotope Effect and Proton Inventory Study of the Carbon Protonation of Amine Adducts of Benzylidene Meldrum′s Acid and Other Meldrum′s Acid Derivatives. Evidence for Concerted Intramolecular Proton Transfer.
Authors: BERNASCONI C. F. , FAIRCHILD D. E. , MURRAY C. J.
Published: May 2016

The kinetic isotope effects for the carbon protonation in (I) and (V) differ by three orders of magnitude.
ChemInform Abstract: Conjugate Reduction of α,β‐Acetylenic Ketones and Esters by Diisobutylaluminum Hydride‐Hexamethylphosphoric Triamide.
Authors: TSUDA T. , YOSHIDA T. , KAWAMOTO T. , SAEGUSA T.
Published: May 2016

Reduction of the title α,β‐acetylenic ketones or esters (I) with diisobutylaluminum hydride/HMPA gives the enones (II) after protic work‐up.
ChemInform Abstract: Novel Desulfurization of Thiocarbonyl Compounds into Their Carbonyl Compounds with Tertiary Butyl Thionitrate.
Authors: KIM H. J. , KIM Y. H.
Published: May 2016

tert‐Butyl thionitrate (I) exists in three isomeric forms (Ia) ‐ (Ic).
ChemInform Abstract: Radical Chain Decarboxylation of Formic Acid Esters.
Authors: NURBERDIEV R. , ROL'NIK L. Z. , KHEKIMOV YU. K. , ZLOTSKII S. S. , RAKHMANKULOV D. L.
Published: May 2016

The peroxide‐initiated decarboxylation of the formic acid esters (I) gives the corresponding alkanes (II).
ChemInform Abstract: Synthesis and Reactivity of N‐Substituted‐1‐Amino‐2‐(methylsulfonyl)‐3‐ phenyl‐2‐propenes.
Authors: DOOMES E. , OVERTON B. M.
Published: May 2016

Reaction of methanesulfonyl chloride (II) with the styrene (I) gives the adduct (III), subsequent elimination of HCl produces (IV).
ChemInform Abstract: Acid‐Mediated Trans‐Cis Isomerization of Substituted Tetrathiafulvalenes. Selective Precipitation of the Trans Isomer.
Authors: SOUIZI A. , ROBERT A. , BATAIL P. , OUAHAB L.
Published: May 2016

Dissolving the tetrathiafulvalene (I) in commercial CDCl3 results in an acid catalyzed equilibrium with the cis‐isomer (II).
ChemInform Abstract: Palladium‐Catalyzed Denitro‐Sulfonylation and Amination of β,γ‐Epoxy Nitro Compounds.
Authors: TAMURA R. , KATO M. , SAEGUSA K. , ODA D. , EGAWA T. , YAMAMOTO T.
Published: May 2016

Base‐catalzyed ring opening of the fused oxiranes (I) followed by isomerization of the resulting double bond gives the hydroxynitromethylcycloalkenes (II).
ChemInform Abstract: Preparation and Spectroscopic Investigations of Highly Branched Functional Siloxanes.
Authors: POPOWSKI E. , SCHULZ J. , KELLING H. , JANCKE H.
Published: May 2016

The preparations of the siloxanes (Ia‐d) and (IIa‐d) occur as shown for the compounds (I) in the scheme starting with the chlorosilanes (III) and the silanole (IV).
ChemInform Abstract: Reactions of Organic Anions. Part 141. An Unusual Reaction of 4‐Methoxy‐1‐nitronaphthalene and 4‐Amino‐1‐nitronaphthalene with Dimethyl Phosphite Under Basic Conditions.
Authors: DANIKIEWICZ W. , MAKOSZA M.
Published: May 2016

The 1‐nitronaphthalenes (I) react with dimethyl phosphite (II) in methanol to give mixtures of the phosphonates (III) ‐ (V).
ChemInform Abstract: Generation and Thermal Reactions of 2‐Methyl‐4‐oxo‐2‐selenoniochroman‐ 3‐ide.
Authors: HORI M. , KATAOKA T. , SHIMIZU H. , TSUTSUMI K.
Published: May 2016

The selenoniochroman (III) is synthesized from the diacid (I) in two steps.
ChemInform Abstract: Preparation and Characterization of Thiagerma‐ and Selenagermaadamantanes.
Authors: HAAS A. , KUTSCH H.‐J. , KRUEGER C. +
Published: May 2016

In the presence of Al2Cl6, the alkyl‐Ge trichlorides (I) react with (H3Si)2S (II) or (H3Si)2Se (IV) to yield the title compounds (III).
ChemInform Abstract: Synthesis and Reactivity of N,N‐Dialkylcarbamato Complexes of Titanium(III) and Vanadium(III). Crystal and Molecular Structure of an Anionic Dimeric Titanium(III) Derivative.
Authors: BELLI DELL'AMICO D. , CALDERAZZO F. , GIURLANI U. , PELIZZI G.
Published: May 2016

Anhydrous metal trichlorides (I) react with (II) and (III) at 80 °C within 8 h to give (Va) and (Vb).
ChemInform Abstract: The Synthesis of Silica‐Supported Phosphine and Phosphine Oxide Complexes of Manganese(II) Iodide and Their Reaction with Sulfur Dioxide.
Authors: BOOTH B. L. , LIU M. , MCAULIFFE C. A.
Published: May 2016

The complex (V) can be prepared from (I) either by reaction with dehydrated silica followed by treatment with MnI2 or vice versa.
ChemInform Abstract: Autoxidation and Solvolysis Products of Octaethylverdohaemochrome (I).
Authors: SAITO S. , ITANO H. A.
Published: May 2016

Solvolysis and autoxidation of (I) leads to 8 products (II)‐(IV).
ChemInform Abstract: Spiro Steroids via the Barbier‐Grignard Reaction of Steroidal Ketones with Allyl Bromide and Magnesium.
Authors: PARYZEK Z. , BLASZCZYK K.
Published: May 2016

Hydroboration of the allylated cholestanols (I), obtained by Barbier‐Grignard reaction of 5α‐cholestan‐3‐one with All‐Br and Mg, yields the products (II) and (III) the Jones oxidation of which affords the spirolactones (V) or the ketoens (VI), respectively.
ChemInform Abstract: Mono‐Esterification of the N‐Protected Diacids Aspartic and Glutamic Acid by Chloroformate Activation.
Authors: JOUIN P. , CASTRO B. , ZEGGAF C. , PANTALONI A. , SENET J. P. , LECOLIER S. , SENNYEY G.
Published: May 2016

The N‐protected amino diacids (I) react with the chloroformates (II) to yield the monoanhydrides (III) and (IV) which cyclize to form the anhydrides (V).
ChemInform Abstract: Syntheses of Model Oligosaccharides of Biological Significance. Part 9. Syntheses of Trideuteriomethyl Di‐3,6‐O‐(2‐acetamido‐2‐deoxy‐β‐D‐glucopyranosyl)‐β‐D‐galactopyranosi# de: The I Antigen Branch‐Point Trisaccharide and Related Disaccharides.
Authors: WHITFIELD D. M. , RUZICKA C. J. , CARVER J. P. , KREPINSKY J. J.
Published: May 2016

The title disaccharide (V) is synthesized as well as its two component disaccharides (III) and (IV) from appropriate monosaccharide components using AgO‐SO2CF3 or a silver zeolite as promoter.
ChemInform Abstract: Reaction of Acetyl Hypofluorite with Pyranoid and Furanoid Glycals.
Authors: DAX K. , GLAENZER B. I. + , SCHULZ G. , VYPLEL H.
Published: May 2016

Addition of acetyl hypofluorite to the pyranoid glycals (I) leads to the formation of mixtures of the stereoisomers (II) and (III).
ChemInform Abstract: Synthesis of (.+‐.)‐Nitramine and (.+‐.)‐Isonitramine.
Authors: CARRUTHERS W. , MOSES R. C.
Published: May 2016

The ketonitrile (I) is cyclized via the benzylamino acetal (II), forming the spirocyclic piperidine (III) which is converted into (±)‐nitramine (IV) and (±)‐isonitramine (V).
ChemInform Abstract: Seignette Electrics A6(B′9B′′)O30 with the Structure of Tetragonal Tungsten Bronze
Authors: BONDARENKO Z. V. , FILIP'EV V. S. , DEVLIKANOVA R. U. , KOMAROV V. D.
Published: May 2016

are known to possess outstanding dielectric, piezoelectric and electro‐optical properties.
ChemInform Abstract: Vibrational Study of Ionic Association in Aprotic Solvents. Part 11. Formation and Structure of Mixed Aggregates Between Lithium Halides and Lithium Thiocyanate.
Authors: GORALSKI P. , CHABANEL M.
Published: May 2016

Mixed aggregates between LiX (X: Cl, Br) and LiSCN have been investigated by Fourier transform IR spectroscopy in the ν(CN) region.
ChemInform Abstract: 19F Shielding Anisotropy in RbCaF3.
Authors: KALIAPERUMAL R. , SEARS R. E. J. , FINCH C. B.
Published: May 2016

The isotropic shift of cubic RbCaF3 has been determined by 19F NMR multipulse measurement to be ‐47.0 ppm with respect to C6F6 and the anisotropy is found to be 128.7 ppm.
ChemInform Abstract: Properties of Triazadienyl Fluoride, N3F.
Authors: GHOLIVAND K. , SCHATTE G. , WILLNER H.
Published: May 2016

A safe preparative method has been developed for the synthesis of the explosive N3F in very pure form (reaction of HN3 with F2 in the gas phase, apparatus is described in detail, yield 50‐70% based on HN3).
ChemInform Abstract: Iron Antimonate
Authors: BERRY F. J. , HOLDEN J. G. , LORETTO M. H. , URCH D. S.
Published: May 2016

, prepared by addition of NH3 to a mixture of Fe(NO3)3 and SbCl5 in HNO3 and subsequent calcination of the precipitates, has been investigated by X‐ray powder diffraction, 57Fe and 121Sb Mößbauer spectroscopy, XPS, energy dispersive X‐ray microanalysis, and Auger electron spectroscopy.
ChemInform Abstract: Asymmetric Induction in the Addition Reactions of Chiral Sulfinylallyl Anions (Ambident Nucleophiles) with Enones (Ambident Electrophiles). Ring Closure of Enol Thioether Ketones.
Authors: HUA D. H. , VENKATARAMAN S. , COULTER M. J. , SINAI‐ZINGDE G.
Published: May 2016

The optically active allylic sulfoxide is lithiated and then coupled with the cyclic enones to yield predominantly the 1,4‐adducts (III), together with, normally, minor amounts of the 1,2‐adducts (IV).
ChemInform Abstract: Reaction of Arenesulfonyl Halides with Free Radicals. Part 3.
Authors: DA SILVA CORREA C. M. M. , OLIVEIRA M. A. B. C. S.
Published: May 2016

The thermal decomposition of AIBN (II) in the presence of (I) leads to products of halogen abstraction, radical dimerization, and disproportionation.
ChemInform Abstract: Photochemistry of Fe(CO)5 Adsorbed onto Porous Vycor Glass.
Authors: DARSILLO M. S. , GAFNEY H. D. , PAQUETTE M. S.
Published: May 2016

UV‐VIS and diffuse reflectance FTIR (DRIFT) spectra establish that Fe(CO)5 physisorbs onto PVG without disruption or significant distortion of its prim. coordination sphere.
ChemInform Abstract: Unusual Photochemistry of 4‐Chlorobiphenyl in Water.
Authors: MOORE T. , PAGNI R. M.
Published: May 2016

Photolysis of 4‐chlorobiphenyl (I) in an aqueous solution yields the isomeric hydroxybiphenyls (II) and (III).
ChemInform Abstract: Generation of the Dianion from Tetrasilabicyclo(1.1.0)butane Derivatives.
Authors: KAWASE T. , BATCHELLER S. A. , MASAMUNE S.
Published: May 2016

Reductive cyclization of the disilane (VII), which is prepared as outlined in the reaction scheme from diisopropylaniline (I) and the silane (V), yields the tetrasilabicyclobutane (IX).
ChemInform Abstract: Reactions of Polyhalogenofunctionalized Compounds with Metals and Electrophilic Reagents. Part 4. Reaction of Trichloroethylidene Derivatives of Malonic and Cyanoacetic Acid Esters with Zinc and Carboxylic Acids Chlorides.
Authors: SHCHEPIN V. V. , RODYGIN A. S. , KULESH I. A. , LAPKIN I. I.
Published: May 2016

The trichloroethylidenemalonic esters (Ia) and (Ib) and the trichloroethylidenecyanoacetic ester (Ic) react with Zn in Et2O/EtOAc to form zinc‐organic compounds, which are hydrolyzed to afford the dichlorovinyl derivatives (II) or the dichloroethylidene derivative (III).
ChemInform Abstract: (4 + 3) Cycloaddition of a Trimethylenemethane Fragment. An Approach to Polyhydroazulenes.
Authors: TROST B. M. , MACPHERSON D. T.
Published: May 2016

Cyclization of the enynes (I), (VII), (XI) using a) Pd(OAc)2 and the ligand (II) or b) the palladiacyclopentadiene (VIII) or c) Pd(OAc)2 alone affords the dienes (III), (IX), or (XII) which can be transformed to the polyhydroazulene systems (IV), (X), or (XIII).
ChemInform Abstract: Reactions of N‐Sulfinyl Compounds. Part 16. New Pathways to Sulfinic Acid Derivatives via Ene Adducts of N‐Sulfinylnonafluorobutanesulfonamide.
Authors: RUMINY A. J. , KRESZE G.
Published: May 2016

Ene reaction of the N‐sulfinylsulfonamide (II) with the alkenes (I) yields the allylsulfinylsulfonamides (III) which are cleaved by the alcohols (IV) to form the sulfinic esters (V) and the sulfamide (VI).
ChemInform Abstract: Preparation of Carbodiimides Using Phase‐Transfer Catalysis.
Authors: JASZAY Z. M. , PETNEHAZY I. , TOEKE L. + , SZAJANI B.
Published: May 2016

The carbodiimides (III) are prepared by dehydration of the ureas (I) with the arenesulfonyl chlorides (II) under solid‐liquid phase‐transfer conditions using potassium carbonate as the base and benzyltriethylammonium chloride as the catalyst.
ChemInform Abstract: Titanium Tetrachloride‐Mediated Reaction of Anthraquinone and Anthrone with Amines or Thiols.
Authors: TAMANO M. , NAGAI Y. , KOKETSU J.
Published: May 2016

Anthraquinone (I) reacts with methylamine (II) in the presence of TiCl4, producing the diimine (III).
ChemInform Abstract: Synthesis and Reactivity of 6‐ and 7‐Methoxyindano(1,2‐b)aziridines.
Authors: NGUY N. M. , CHIU I.‐C. , KOHN H.
Published: May 2016

Starting with the indenes (I), the aziridines (III) are prepared by addition of bromoazide to the five‐ring double bond in (I) and subsequent reductive ring closure with hydrides.
ChemInform Abstract: Synthesis of 2‐(Hydrazinocarbonylthio)acetic Acids and Cyclization to 3‐Aminothiazolidine‐2,4‐diones.
Authors: HANEFELD W. , JALILI M. A.
Published: May 2016

The N‐mono‐ or N,N‐disubstituted hydrazines (I) react with carbonyl sulfide (II) in the presence of a base and the haloacetic acid salts (IV) to yield the 2‐(hydrazinocarbonylthio)acetic acids (V) via (III).
ChemInform Abstract: The Synthesis of 2H‐Thiopyrans from β‐Thioxoaldehydes.
Authors: GREIF D. , PULST M. , WEISSENFELS M.
Published: May 2016

The 2H‐thiopyrans (IV) are prepared by cycloaddition reaction of the enamino thioketones (I) with the activated alkenes (II) or from the dicyclohexylammonium salts (V) of β‐thioxoaldehydes and (II).
ChemInform Abstract: Synthesis of 3,5,12‐Triazawurtzitanes (3,5,12‐Triazatetracyclo‐(5.3.1.12,6.04,9)dodecanes).
Authors: NIELSEN A. T. , CHRISTIAN S. L. , MOORE D. W. , GILARDI R. D. , GEORGE C. F.
Published: May 2016

Reaction of the triformylcyclohexane (I) with the primary amines (II) leads to the formation of the trisubstituted triazawurtzitanes (IV) via the trisimines (III).
ChemInform Abstract: Synthesis of β‐Bromoselenonium Salts.
Authors: MAGDESIEVA N. N. , GORDEEV M. F.
Published: May 2016

The reactivity of several diorganoselenium halides ‐ tetramethyleneselenium dibromide (I), dimethylselenium bromide, diphenylselenium bromide, the corresponding chlorides and tetramethyleneselenium diiodide ‐ towards various alkenes is studied.
ChemInform Abstract: Palladium‐Catalyzed Coupling of Aryl Halides with (Trimethylstannyl)diphenylphosphine and (Trimethylsilyl)diphenylphosphine.
Authors: TUNNEY S. E. , STILLE J. K.
Published: May 2016

The aryl halides (I) react with trimethylsilyldiphenylphosphine (IIa) or trimethylstannyldiphenylphosphine (IIb) in the presence of Pd complexes to form the aryldiphenylphosphines (III).
ChemInform Abstract: C‐Substituted Diphosphetes.
Authors: NEUMUELLER B. + , FLUCK E.
Published: May 2016

The diaminomethylenephosphorane (I) is methylated with methyl iodide (II) to yield the phosphonium iodide (III) which is transformed into the diphosphete (IV) by treatment with butyllithium.
ChemInform Abstract: Synthetic and NMR Spectroscopic Studies on the 1,3,2‐Benzodiazaphosphorine Ring System.
Authors: BRYCE M. R. , MATTHEWS R. S.
Published: May 2016

Anthranilamide (I) reacts with P2S5 to form the benzodiazaphosphorinedithione (II) which is alkylated stepwise by the alkyl iodides (III) to give the mono‐ to trisubstituted derivatives (IV) ‐ (VI).
ChemInform Abstract: 1,3‐Migration of a Methyl Group from Germanium to Silicon in Reactions of (Me3Si)2C(GeMe3)(SiMe2Br) with Silver Salts.
Authors: EABORN C. , SAXENA A. K.
Published: May 2016

The compound (IIa) prepared as shown reacts with AgBF4 or AgO3SCF3 in refluxing CH2Cl2, or with AgOOCCF3 in TFA at room temp. to give the derivatives (IIb)‐(IId).
ChemInform Abstract: A Bulky Silyl Derivative of Tin(II).
Authors: ARIF A. M. , COWLEY A. H. , ELKINS T. M.
Published: May 2016

Reaction of the lithiated tris(silyl)silane (I) with SnCl2 yields the coordinated bis(silyl)stannane (II).
ChemInform Abstract: Cyclometallaphosphazenes. Synthetic and Structural Investigation of a New Class of Heterocyclic Compounds.
Authors: KATTI K. V. , SESEKE U. , WITT M. , ROESKY H. W.
Published: May 2016

Starting with the Bezman salt (I) and the chlorides (II) or (IV), the metallaphosphazenes (III) and (V) are synthesized.
ChemInform Abstract: Eudistomins A‐Q, β‐Carbolines from the Antiviral Caribbean Tunicate Eudistoma olivaceum.
Authors: RINEHART K. L. JUN. , KOBAYASHI J. , HARBOUR G. C. , GILMORE J. , MASCAL M. , HOLT T. G. , SHIELD L. S. , LAFARGUE F.
Published: May 2016

The title compounds (I)‐(IV) are isolated from the title species and their structures are confirmed by physical methods, derivatization reactions, partial syntheses and comparison with model compounds.
ChemInform Abstract: Magnetron‐Sputtered Silicon Films for Gate Electrodes in MOS Devices.
Authors: OKAMOTO A. , SERIKAWA T.
Published: May 2016

RF planar magnetron sputtering at low temp. (< 100 °C, pure Si target, argon atmosphere, 0.2‐5.3 Pa) has been used to produce silicon films of ∼ 0.5 μm thickness.
ChemInform Abstract: Polymorphism of Cs3Tl2Br9.
Authors: ZIMMERMANN K. , THIELE G.
Published: May 2016

The title compound has been synthesized either by heating (400 °C) a 3:2 mixture of CsBr and TlBr with Br2 in a closed system or by reaction of a aqueous solution of TlBr3 with CsBr.
ChemInform Abstract: Preparation and Crystal Structures of Ca4In2N and Sr4In2N.
Authors: CORDIER G. , ROENNINGER S. +
Published: May 2016

The title compounds have been prepared by heating (5 K/min to 1420 K) a stoichiometric mixture of Ca or Sr, resp., and In under N2 atmosphere.
ChemInform Abstract: Studies on Hydrogen Permeability for Various Metals Using the Colouring of Amorphous WO3 with Hydrogen Penetrated Through Sandwich‐Type Films (a‐WO3/Metal/LaNi5).
Authors: ADACHI G. , SAKAGUCHI H. , SHIMOGOHRI T. , SHIOKAWA J.
Published: May 2016

The hydrogen permeability of various metals, studied using a H2 pressure of 2·106 Pa at about 350 K, is found to decrease in the following order: LaNi5, Pt, Pd > Fe > Ni, Co, Ti > Mn > Cu > Mg, Cr > Al > Au, Ag, Zn.
ChemInform Abstract: Molar Volume and Surface Tension of Molten LaCl3‐KCl Mixtures
Authors: IGARASHI K. , MOCHINAGA J.
Published: May 2016

have been measured by dilatometry and the maximum bubble pressure method, respectively.
ChemInform Abstract: Formation Constants and Coordination in Transition Metal Complexes of Glycinehydroxamic Acid.
Authors: PANIAGO E. B. , CARVALHO S.
Published: May 2016

The formation constants of the species formed in metal/glycinehydroxamic acid systems with Mn, Co, Ni, Cu, Zn and Cd ions are determined by potentiometric measurements.
ChemInform Abstract: X‐Ray Structure and Stereochemical Properties of (S,S)‐(‐)‐2‐Methylsulfonyl‐3‐phenyloxaziridine and of (S,S)‐(‐)‐2‐Methylsulfonyl‐3‐(2‐chloro‐5‐nitrophenyl)oxaziridine.
Authors: FORNI A. , MORETTI I. , TORRE G. , BRUECKNER S. + , MALPEZZI L.
Published: May 2016

The absolute configuration of both (Ia) and (Ib), obtained by asym.
ChemInform Abstract: Chemistry of Sulfonylmethyl Isocyanides. Part 31. Chiral Sulfonylmethyl Isocyanides. Synthesis and Asymmetric Induction.
Authors: HUNDSCHEID F. J. A. , TANDON V. K. , ROUWETTE P. H. F. M. , VAN LEUSEN A. M.
Published: May 2016

The asym. induction in the reaction of isocyanides (I) or (IX) with trifluoroacetophenone (II) or acetophenone (V) are determined.
ChemInform Abstract: Heteroatom‐Directed Allylic Substitution and Rearrangement Reactions.
Authors: HAGEN J. P. , HARRIS J. J. , LAKIN D.
Published: May 2016

3‐Chloro‐1‐methoxypropene (I) reacts with the nucleophiles (II) or (V) under various conditions to yield either the (thio)acetals (III) due to attack at C‐1 or the 3‐substituted 1‐methoxypropenes (IV) and (VI).
ChemInform Abstract: MgBr2‐Promoted Addition of Heterosubstituted Methyl Ketene Silyl Acetals to Alkoxy Aldehydes. Diastereoselective Synthesis of 3,4‐syn‐2‐Methylene‐ and 2‐(Alkoxymethyl)‐3‐hydroxy‐4‐alkoxy Esters.
Authors: BERNARDI A. , CARDANI S. , COLOMBO L. , POLI G. , SCHIMPERNA G. , SCOLASTICO C.
Published: May 2016

The stereochemistry of the reaction between the ketene silyl acetals (I) and the aldehydes (II) in the presence of Lewis acids, especially MgBr2, is investigated.
ChemInform Abstract: Intramolecular (4+2)‐Cycloadditions of Vinylnitrosonium Cations with Olefins.
Authors: DENMARK S. E. , CRAMER C. J. , DAPPEN M. S.
Published: May 2016

The epoxynitrones (V) and (IX) undergo intramolecular cycloaddition reactions in the presence of trimethylsilyl triflate to produce the fused oxazine derivatives (VI) ‐ (VIII) or (X) after treatment with potassium cyanide.
ChemInform Abstract: Oxovanadium(IV) and Nickel(II) Etioporphyrin I as Models for Petroporphyrins.
Authors: ADAMS C. J. , GOSLING K. , BURR S. H. , SEDDON K. R. , SMEDLEY S. M.
Published: May 2016

The kinetics of thermal degradation of the title complexes are studied in dodecahydrotriphenylene solution at ca. 670 K (temp.
ChemInform Abstract: Return Electron Transfer Within Geminate Radical Ion Pairs. Observation of the Marcus Inverted Region.
Authors: GOULD I. R. , EGE D. , MATTES S. L. , FARID S.
Published: May 2016

Results of laser flash photolysis studies are summarized which are specifically designed to study the relationship between the thermodynamics and the kinetics of the return electron transfer process.
ChemInform Abstract: The Selective Oxidation of Primary Alcohols to Aldehydes by O2 Employing a Trinuclear Ruthenium Carboxylate Catalyst.
Authors: BILGRIEN C. , DAVIS S. , DRAGO R. S.
Published: May 2016

The catalysts (I) are employed in the title reaction, selectively converting prim. alcohols to aldehydes and, more slowly, sec. alcohols to ketones (tert. alcohols are unreactive).
ChemInform Abstract: Aliphatic Sulfonation. Part 2. Sulfonation of Alkenes with an Excess of Sulfur Trioxide. Stereospecific Formation of Carbyl Sulfates.
Authors: BAKKER B. H. , CERFONTAIN H.
Published: May 2016

The alkenes (I) react with SO3 to form the β‐sultones (II) which insert further SO3, producing the carbyl sulfates (III).
ChemInform Abstract: Metalated Allylaminosilane: A New, Practical Reagent for the Stereoselective α‐Hydroxyallylation of Aldehydes to Erythro‐1,2‐diol Skeletons.
Authors: TAMAO K. , NAKAJO E. , ITO Y.
Published: May 2016

The allylaminosilane (I) is converted to the zinc reagent (II) which is employed in situ for the siloxyallylation of the aldehydes (III), producing the α‐siloxyallylaminosilanes (V) stereoselectively.
ChemInform Abstract: Reaction of Phenyl‐Substituted Allyllithiums with tert. Alkyl Bromides. Remarkable Difference in the Alkylation Regiochemistry Between a Polar Process and the One Involving Single‐Electron Transfer.
Authors: TANAKA J. , NOJIMA M. , KUSABAYASHI S.
Published: May 2016

The reaction of the phenyl‐substituted allyllithiums (I)‐(III) (obtained from the corresponding hydrocarbon precursors with BuLi) with tert. alkyl bromides such as (VI) or (XVI) is investigated systematically.
ChemInform Abstract: Highly Regio‐ and syn‐Diastereoselective Synthesis of 4‐Hydroxy‐1,2‐alkadienylcarbamates from α‐Titanated 2‐Alkynylcarbamates and Aldehydes.
Authors: HOPPE D. , GONSCHORREK C. , SCHMIDT D. , EGERT E.
Published: May 2016

Lithiation of (V), followed by reaction with (Ia), yields the mixture shown in the scheme.
ChemInform Abstract: Chemistry of Sulfur Halides. Part 16. Dimethyliodosulfonium(IV) Salts.
Authors: MINKWITZ R. , PRENZEL H.
Published: May 2016

The title compounds (III) are prepared by oxidative iodination and by Cl/I substitution as shown in the scheme.
ChemInform Abstract: Reaction of an Enaminone with 1‐Nitrocyclopentene: Synthesis of a Triquinane.
Authors: COOPER M. M. , HUFFMAN J. W.
Published: May 2016

The pyrrolidinocyclohexenone (I) reacts with the nitrocyclopentene (II) to form the aminonitrotriquinane (IIIa) which is converted to the amino ketone (IIIb).
ChemInform Abstract: Synthesis and Photochemistry of 1‐Diazo‐2‐cyclopentene and 2‐Diazobicyclo(3.2.0)hepta‐3,6‐diene.
Authors: CHAPMAN O. L. , ABELT C. J.
Published: May 2016

The diazocyclopentenes (VIII) are prepared from the ketones (I) by sulfinylation and formation of the tosylhydrazones (V).
ChemInform Abstract: An Efficient Synthesis of Stereoisomeric 2‐(Substituted)‐Aminocyclohexanecarboxamides.
Authors: PIHLAJA K. , FUELOEP F. + , MATTINEN J. , BERNATH G.
Published: May 2016

The four carboxamides (III) are obtained under mild conditions from (I).
ChemInform Abstract: A Convenient, General Synthesis of α‐Trichloromethyl Carbinols.
Authors: WYVRATT J. M. , HAZEN G. G. , WEINSTOCK L. M.
Published: May 2016

The aldehydes (I) react with chloroform (II) under basic conditions to produce the trichloromethyl carbinols (III).
ChemInform Abstract: Preparation and Assignment of Configuration of cis‐ and trans‐ 2,3,4,4a,5,6‐Hexahydro‐2‐naphthalenol.
Authors: UNDERINER T. L. , GOERING H. L.
Published: May 2016

The naphthalenols (II) and (IV) mentioned in the title are prepared by selective alanate reduction of the ketone (I) or by hydrolysis of the p‐nitrobenzoate (III).
ChemInform Abstract: Radical Spirocyclization: Synthesis of an Appropriately Oxygenated Spiro Compound Related to the Antitumor Antibiotic Fredericamycin A.
Authors: CLIVE D. L. J. , ANGOH A. G. , BENNETT S. M.
Published: May 2016

Starting with the nitroaniline (I), the fragment (X) of fredericamycin A (XI) is synthesized.
ChemInform Abstract: (Tosyloxy)anthraquinones: Versatile Synthons for the Preparation of Various Aminoanthraquinones.
Authors: ZIELSKE A. G.
Published: May 2016

1,4‐Ditosyloxyanthraquinone (Ib) prepared from quinizarin (Ia), is stepwise aminated with the amines (II) and (IV), yielding the symmetrical and unsymmetrical 1,4‐diaminoanthraquinones (V).
ChemInform Abstract: Cyclization of Benzils.
Authors: CREMLYN R. J. , SWINBOURNE F. J. , SHODE O. O. , LYNCH J.
Published: May 2016

p‐Chlorobenzaldehyde (I) is converted to the benzil (II) which undergoes cyclization with chlorosulfonic acid.
ChemInform Abstract: Intramolecular Nitrile Oxide Cycloaddition on Chiral Olefins: A Stereocontrolled Approach to β‐Ketol Precursors.
Authors: ANNUNZIATA R. , CINQUINI M. , COZZI F. , DONDIO G. , RAIMONDI L.
Published: May 2016

The chiral starting (E)‐ and (Z)‐nitrosulfides (I), (IV), (VII) and (X) undergo intramolecular nitrile oxide cycloaddition to yield the products shown in the scheme with poor to excellent anti stereoselectivity concerning the C5‐C5' positions.
ChemInform Abstract: A New Route to 6‐Azachromones. An Improved Synthesis of 2‐Azaxanthone.
Authors: CORDONNIER G. , SLIWA H.
Published: May 2016

Coupling of the morpholine enamines (II) with the cyclohexanone‐2‐carboxylate (I) in boiling xylene yields the chromones (III) and the morpholide (IV).
ChemInform Abstract: Synthesis of 4‐Phenyl‐5H‐pyrido(3,4‐b)(1,4)benzothiazin‐3(2H)‐ones (4‐Phenylazaphenothiazines) via Activated Dimethylformamide Reagents.
Authors: CHORVAT R. J. , EVANS‐RADAK S. , DESAI B. N.
Published: May 2016

The benzothiazinethione (I) is S‐methylated and then coupled with the arylacetonitriles (III) to produce the benzothiazinylidene derivatives (IV) which are converted to the amides (V).
ChemInform Abstract: Access to the 2,3‐Dihydropyridazin‐3‐one and as‐Triazino(3,4‐a)phthalazine Ring Systems from 4‐Aryl‐2‐oxo‐butanoic Acids.
Authors: EL‐ASHRY EL‐S. H. , AMER A. , LABIB G. H. , ABDEL RAHMAN M. M. , EL‐MASSRY A. M.
Published: May 2016

The acids (III), prepared from the styryl‐β‐keto acids (I) are coupled with the methyl ketones (IV) to give the hydroxycarboxylic acids (V).
ChemInform Abstract: Synthetic Approaches to Cularines. Part 1. Phenolic Oxidative Coupling.
Authors: RODRIGUEZ DE LERA A. , SAA J. M. , SUAU R. , CASTEDO L.
Published: May 2016

The N‐benzoyldihydroisoquinolinenitrile (II) is coupled with the chloromethyldialkoxybenzenes (IV) under phase‐transfer conditions, yielding the compounds (V).
ChemInform Abstract: Stereochemical Studies with Aminophosphines and Related Compounds Having the 7‐Phosphanorbornene Structure.
Authors: SZEWCZYK J. , QUIN L. D.
Published: May 2016

The diphosphaheterocycles (I), obtained by dimerization of the corresponding phospholes, are converted to the phosphinous chlorides (II) which have exclusively anti‐geometry.
ChemInform Abstract: Coordination Chemistry of f‐Block Elements with Imine Acids. Part 2. Dioxouranium(VI) Complexes of N‐(Salicylidene)‐L‐valine and N‐(Orthovanillidene)‐L‐valine.
Authors: ROY R. , SAHA M. C. , ROY P. S.
Published: May 2016

The dioxouranium(VI) complexes (I)‐(VI) are prepared by condensation of L‐valine with salicylaldehyde or orthovanillin in the presence of UO2(NO3)2·6 H2O or UO2SO4·6 H2O/NaOH and ‐ in the cases of (V) and (VI) ‐ by addition of 2,2'‐bipyridine or 1,10‐phenanthroline.
ChemInform Abstract: Olefin Epoxidation by Manganese(IV) Porphyrins: Evidence for Two Reaction Pathways.
Authors: GROVES J. T. , STERN M. K.
Published: May 2016

The reaction of chloro(5,10,15,20‐tetramesitylporphinato)manganese(III) with m‐chloroperoxybenzoic acid in CH2Cl2 containing methanolic (NMe4)OH at 0 °C yields the Mn(IV) complex (Ia).
ChemInform Abstract: Suicidal Inactivation of Iron Porphyrin Catalysts During Alk‐1‐ene Oxidation: Isolation of a New Type of N‐Alkylporphyrins.
Authors: ARTAUD I. , DEVOCELLE L. , BATTIONI J.‐P. , GIRAULT J.‐P. , MANSUY D.
Published: May 2016

Upon reaction of 1‐butene (II) with iodosylbenzene and the iron porphyrin catalyst (Ia), the starting catalyst is progressively transformed into a new complex (III), which after acidic demetalation gives (IVa), a new type of N‐alkylporphyrin.
ChemInform Abstract: Synthesis, Structural Characterization, and Electronic Structures of the (Fe6S6(X)6(Mo(CO)3)2)3‐ Clusters (X: Cl, Br).
Authors: COUCOUVANIS D. , SALIFOGLOU A. , KANATZIDIS M. G. , SIMOPOULOS A. , KOSTIKAS A.
Published: May 2016

The X‐ray isomorphous title clusters (Ib) and (Ic) are obtained by 1:1 molar reaction of the analogous tetraanions (Ia) with ferricinium hexafluorophosphate in similar yields as the chloro derivative (Ib) on the 4:1 molar reaction of the Fe6 cluster (II) with the Mo monomer (III).
ChemInform Abstract: Bisphosphoranylacetylenes and the Cobalt Complex Co2(CO)6(((C2H5)2N)2PF2CCPF2(N(C2H5)2)2).
Authors: FLUCK E. , SVARA J. , RIFFEL H.
Published: May 2016

SF4 (II) reacts with the acetylene bis(phosphonic acid) derivatives (I) at low temp. to yield the title P(V) products (III).
ChemInform Abstract: Benzylic Acyloxylation of Alkyl Aromatics Using Mixed Palladium Zinc Acetate Catalyst.
Authors: GOEL A. B.
Published: May 2016

The use of zinc acetate in conjunction with palladium acetate in the benzylic acyloxylation of toluene in higher boiling carboxylic acid medium, e.g. octanoic, lauric or dodecanedioic acid (tab.) at ∼170 °C under continuous oxygen stream and azeotropic water removal with toluene, results in an improved catalytic production of benzyl carboxylate compared to that of palladium acetate alone.
ChemInform Abstract: Formation of (Pt2.25)4‐1‐Methyluracil Blue Through Silver(I) Oxidation of (Pt2.0)2 and Isolation of a Heteronuclear (Pt2,Ag2) Precursor.
Authors: LIPPERT B. , SCHOELLHORN H. + , THEWALT U.
Published: May 2016

The oxidation of the diplatinum(II) complex (I) (head‐head isomer) to the mixed‐valence‐state complex (II) (Pt2.25‐1‐methyluracil blue) in the presence of Ag(I), Fe(III), Ce(IV), and Cu(II) is studied.
ChemInform Abstract: Metal Complexes of 1,3‐Dimethylimidazolium‐2‐dithiocarboxylate.
Authors: BORER L. L. , KONG J. V. , KEIHL P. A. , FORKEY D. M.
Published: May 2016

The complexes (I)‐(IV) are prepared by reaction of PtCl2(NCMe)2/KPF6, PdX2, AgNO3/KPF6, or NaAuCl4 with the zwitterionic title ligand in refluxing MeCN or MeOH (no yields given).
ChemInform Abstract: Silica‐Supported Bis(trialkylphosphine)platinum Oxalates. Photogenerated Catalysts for Hydrosilation of Olefins.
Authors: PRIGNANO A. L. , TROGLER W. C.
Published: May 2016

The photoactive complex (IV), which contains the functionalized ligand PEt2‐(CH2)2‐Si(OMe)3 and is obtained as shown, binds to the surface of silica (300 m2/g) to give the surface‐attached oxalate complex (V) with an intact coordination sphere.
ChemInform Abstract: 18‐Substituted Steroids. Part 12. Synthesis of Aldosterone 21‐Sulfate, and an Improved General Procedure for Preparing Steroid Sulfates.
Authors: KIRK D. N. , RAJAGOPALAN M. S.
Published: May 2016

Treatment of aldosterone (I) with SO3‐Et3N yields an isomeric mixture of the sulfates (III) and (IV), which are purified by the C18 'Sep‐pak' method (yields given in g).
ChemInform Abstract: Vinyl Azides in Heterocyclic Synthesis. Part 9. Synthesis of the Isoquinolone Alkaloid Siamine by Intramolecular Aza‐Wittig Reaction.
Authors: KENNEDY M. , MOODY C. J. , REES C. W. , VAQUERO J. J.
Published: May 2016

The synthesis of the title compound (X) is accomplished starting from the known acid (Ia) via the intermediates shown in the scheme.
ChemInform Abstract: Synthetic Studies of the Rubradirins: A Strategy for the Incorporation of the Ansa Bridge.
Authors: KOZIKOWSKI A. P. , XIA Y.
Published: May 2016

Starting point for the synthesis of the fragment (V) related to rubradirins is the Diels‐Alder reaction of the diene (I) with 2,3‐dichlorop‐benzoquinone (II), yielding the naphthoquinone (III).
ChemInform Abstract: The Synthesis of Aryl Substituted Analogues of Phenoxyacetyl‐L‐cysteinyl‐D‐valine and Phenylacetyl‐L‐cysteinyl‐D‐valine. Application to the Photoaffinity Labeling of Isopenicillin N Synthetase.
Authors: BALDWIN J. E. , PRATT A. J. , MOLONEY M. G.
Published: May 2016

The title compounds (IV) are prepared from (I) and enzymatically converted to bioactive products (V).
ChemInform Abstract: Reaction of Metal Fluorides with unsym‐Azetidinone Disulfides and 2β‐(Halomethyl)penams. The 3β‐Fluoro‐3α‐methylcephams.
Authors: MICETICH R. G. , BETAGERI S. , SINGH R. , PAYNE P.
Published: May 2016

The halomethylthiazoloazetidinones (I) react with metal fluorides, especially AgF, to yield the fluorocepham (IIa) as the main product.
ChemInform Abstract: A New Type of Asymmetric Synthesis of Sulfinic Acid Derivatives Using Chiral Carbodiimides. Part 40.
Authors: DRABOWICZ J. , PACHOLCZYK M.
Published: May 2016

The optically active carbodiimides (IV) and (VII) are prepared by the methods outlined in the reaction scheme.
ChemInform Abstract: Cation Distributions Within a Cluster Framework. Synthesis and Structure of the Carbon‐ and Boron‐Centered Zirconium Cluster Compounds KZr6Cl15C and CsKZr6Cl15B.
Authors: ZIEBARTH R. P. , CORBETT J. D.
Published: May 2016

The isotypic title compounds crystallize in the space group Pmma with Z=4 (single‐crystal data).
ChemInform Abstract: Room Temperature Fused Salts Based on Copper(I) Chloride‐1‐methyl‐3‐ethylimidazolium Chloride Mixtures. Part 3. Electrochemical Studies.
Authors: BOLKAN S. A. , YOKE J. T.
Published: May 2016

Potentiometric studies, current‐overpotential measurements, and transference number experiments have been carried out in CuCl‐1‐methyl‐3‐ethylimidazolium chloride (MEICl) mixtures and the results are compared with those of MEICl‐AlCl3 mixtures.