bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Anomalously Coupled Nucleosides. Part 1. Tributylammonium Phosphates in Chloroform for Direct Coupling of 2‐Deoxy‐D‐ribose with N6‐Substituted Adenines.
Authors: ANDERSEN J. , PEDERSEN E. B.
Published: May 2016

Phosphorus pentoxide reacts with water and tributylamine in CHCl3 to give a homogeneous solution of tributylammonium phosphate, pyrophosphate, and trimetaphosphate.
ChemInform Abstract: Heat Capacities of Transition Metal Alloys. Part 3. Sigma‐Phase Alloy Mn0.794Cr0.206.
Authors: MARTIN J. F. , DOWNIE D. B.
Published: May 2016

The heat capacity of the title alloy has been measured in the temp. range 8‐900 K. Analysis of the heat capacities allows separation of contributions from electronic, lattice, and magnetic sources and assessment of the corresponding enthalpies and entropies.
ChemInform Abstract: System Ba‐BaCl2.
Authors: MORCHER B. , SCHAEFER H. +
Published: May 2016

In connection with some confusion in the literature the solubility of Ba in solid BaCl2 is redetermined.
ChemInform Abstract: Corrosion Pitting of SiC by Molten Salts.
Authors: JACOBSON N. S. , SMIALEK J. L.
Published: May 2016

It is shown that molten salts such as Na2CO3 or Na2SO4 create two types of pitting attack in SiC: attack at structural discontinuities and formation of larger, crater‐like pits.
ChemInform Abstract: Mechanism of the Antimony Pentachloride Intercalation in Graphite.
Authors: PREISS H. , NISSEL U. , SPRENGER H.
Published: May 2016

In contrast to the graphite intercalation by liquid SbCl4F, SbCl2F3, and SbF5, the SbCl5 intercalation in graphite in liquid media (immersion in SbCl5 and in SbCl5/CCl4 mixtures) exhibits an induction period of 0.25‐8 h. This induction period is shortened by a decrease of graphite particle size, and increase of SbCl5 concentration in CCl4 and the presence of co‐reagents (e.g.
ChemInform Abstract: Simultaneous Intercalation of Antimony Pentachloride with Metal Trichlorides into Graphite.
Authors: PREISS H. , LEHMANN A. , SPRENGER H.
Published: May 2016

AsCl3, SbCl3, BiCl3, AlCl3, GaCl3 and FeCl3 simultaneously intercalate with SbCl5 into the graphite lattice forming intercalation compounds of a SbCl5 to MCl3 ratio in the range 1:0.16‐1:4.5.
ChemInform Abstract: Single Crystal X‐Ray Study of Solid Solutions of a Jahn‐Teller Compound in an Undistorted Host: The Cr, Zn Saccharinate Hexahydrate System.
Authors: COTTON F. A. , FALVELLO L. R. , MURILLO C. A. , VALLE G.
Published: May 2016

A series of phases of different composition (I) are prepared and studied by single crystal X‐ray diffraction.
ChemInform Abstract: Rate‐Equilibrium Relationships for Reactions of Families of Carbanion Nucleophiles with N‐Benzyl‐N,N‐dimethylanilinium Cations and with Alkyl Chlorides, Bromides, and Iodides.
Authors: BORDWELL F. G. , HUGHES D. L.
Published: May 2016

U‐shaped Hammett plot with variation of the benzyl moiety in (II); βNu values (varying nucleophilic basicity) are unaffected by substituents in the aniline moiety and remain constant for the families (V) reacting with (VI) as the leaving group is changed.
ChemInform Abstract: Gas‐Phase Nucleophilic Addition Reactions of Negative Ions with Transition‐Metal Carbonyls. Part 2. Solvated Anions.
Authors: LANE K. R. , SQUIRES R. R.
Published: May 2016

Fe(CO)5 reacts with the partially solvated ions (I) in the gas phase under flowing afterglow conditions at 20 °C. Kinetic measurements, product distribution analysis, and thermochemical estimates for these reactions show that the homoconjugate clusters of hydroxide, alkoxides, and thiolates yield exclusively the corresponding iron acyl anions (II).
ChemInform Abstract: Correlation of Alkyl and Polar Groups in the Gas‐Phase Pyrolysis Kinetics of α‐Substituted Ethyl Chlorides.
Authors: DOMINGUEZ R. M. , ROTINOV A. , CHUCHANI G.
Published: May 2016

The kinetics of the gas‐phase pyrolysis of the sec. chlorides (I) are determined in a static system over the temp. range of 369.9‐490.1 °C and the pressure range of 28‐298 torr.
ChemInform Abstract: N‐Acylureas and Their Behavior Against Amines.
Authors: SCHWEIM H. G.
Published: May 2016

The cleavage reaction of the N‐acylureas (I), prepared from the corresponding acylamides and isocyanates, with the amines (II) or (III) is investigated.
ChemInform Abstract: Enantioselective Photoreactions of Tropolone Alkyl Ethers in a Crystalline Inclusion Complex with Optically Active 1,6‐Di(o‐chlorophenyl)‐ 1,6‐diphenylhexa‐2,4‐diyne‐1,6‐diol.
Authors: TODA F. , TANAKA K.
Published: May 2016

The tropolone alkyl ethers (II) react with the tetraaryl‐hexadiyne‐diol (I) to give the 1:1 complexes (III) which yield a mixture of the alkoxy‐ bicycloheptadienones (IV) and cyclopentenones (V) when irradiated as a powder.
ChemInform Abstract: Organoboron Compounds in Organic Synthesis. Part 2. Asymmetric Reduction of Dialkyl Ketones with (R,R)‐ or (S,S)‐2,5‐Dimethylborolane.
Authors: IMAI T. , TAMURA T. , YAMAMURO A. , SATO T. , WOLLMANN T. A. , KENNEDY R. M. , MASAMUNE S.
Published: May 2016

The asym. reduction of the ketones (I) or (II) can be achieved (→ (VI), (VII), in part isolated as the respective benzoates or acetates) using a system consisting of the species (IV) + (V) generated from the dihydroborate (III) as shown in the scheme.
ChemInform Abstract: A New Method for Reduction of Phenyl Fluoroalkanesulphonates to Arenes Catalyzed by Palladium.
Authors: CHEN Q.‐Y. , HE Y.‐B. , YANG Z.‐Y.
Published: May 2016

The Arylsulphonates (I) are reduced with tributylammonium formate in the presence of a Pd‐catalyst to yield the arenes (II).
ChemInform Abstract: Electrophilic Fluorination with N‐Fluoroquinuclidinium Fluoride.
Authors: BANKS R. E. , DU BOISSON R. A. , TSILIOPOULOS E.
Published: May 2016

N‐Fluoroquinuclidinium fluoride (II), prepared by fluorination of quinuclidine (I), is employed as an electrophilic fluorinating agent.
ChemInform Abstract: A Selective Method for 3‐Monoalkylation of 4‐Hydroxypyran‐2‐ones and of 4‐Hydroxyquinolin‐2(1H)‐ones or Their N‐Methyl Derivatives by Ketone Mannich Bases.
Authors: BRAVO P. , RESNATI G. , VIANI F. , CAVICCHIO G.
Published: May 2016

Regioselective C‐monoalkylation of the pyranone (I) with the Mannich bases (II) gives the oxoalkyl pyranones (III), which exist in solution in equilibrium with their hemiacetals (IV).
ChemInform Abstract: (Z)‐ and (E)‐γ‐Oxido‐Functionalized sp2‐Hybridized Organolithium Compounds. Preparation and Synthetic Applications.
Authors: BARLUENGA J. , FERNANDEZ J. R. , YUS M.
Published: May 2016

The reaction of the (Z)‐chloroacrylate (I) with a Grignard reagent (II) (1:2 molar ratio) followed by lithium powder and an electrophile such as D2O (III) or Me2S (IV) gives the (Z)‐configurated products (V).
ChemInform Abstract: The Reaction of Bis(halomagnesium) Derivatives of Aromatic 2‐Alkoxy‐2‐ hydroxycarboxylic Amides with Acyl Halides.
Authors: KASHINSKII V. N. , ZUL'KARNAEV R. I.
Published: May 2016

The intermediates (III), formed from the Grignard reagents (I) and ethyl oxamate (II), are decomposed by acetyl chloride to give the O,N‐bis(acetyl) amides (IV).
ChemInform Abstract: A Simple Synthesis of Certain Unsymmetrically Substituted N,N′‐Dialkylthioureas.
Authors: ROBBINS J. D. , NEAL J. R.
Published: May 2016

Unsymmetrically substituted N,N'‐dialkylthioureas (IV) are obtained in a one‐pot reaction sequence by reacting an amine (I) with carbon disulfide (II) under phase transfer conditions and treating the resulting intermediate N‐alkyldithiocarbamate with a second amine (III).
ChemInform Abstract: Synthesis and Crystal Structure of 2,4,6‐Tris(αα‐dimethylbenzyl)phenol.
Authors: KURASHEV M. V. , STRUCHKOV YU. T. , VERETYAKHINA T. G. , SHKLOVER V. E.
Published: May 2016

Optimum conditions for the reaction of α‐methylstyrene (II) with phenol (I) to give the title compound (III), together with mono‐ and disubstitution products are investigated.
ChemInform Abstract: Selective para‐Bromination of Phenols Using Tetrabutylammonium Tribromide.
Authors: BERTHELOT J. , GUETTE C. , OUCHEFOUNE M. , DESBENE P.‐L. , BASSELIER J.‐J.
Published: May 2016

Bromination of the phenols (I) using tetrabutylammonium tribromide (II) gives the para‐brominated phenols (III) with high regiospecificities, whereas the 4‐alkyl‐substituted phenols (IV) undergo bromination at the ortho position.
ChemInform Abstract: Synthesis of Some New Substituted Sulfonylureas as Oral Hypoglycemic Agents.
Authors: HUSAIN M. I. , SRIVASTAVA V. P.
Published: May 2016

Title compounds of type (III) and (VI) are synthesized as shown in the scheme.
ChemInform Abstract: Synthesis and Spectroscopic Study of Aryloxy‐ and Arylthioalkenes. Aryloxy‐ and Arylthioalkynes, or Aryloxy‐ and Arylthioallenes.
Authors: FILLIPOVA A. K. , FROLOV YU. L. , LYASHENKO G. S. , MODONOV V. B. , IVANOVA N. A. , KALIKHMAN I. D. , VORONKOV M. G. , VYAZANKIN N. S.
Published: May 2016

The propargylic ethers or thioethers (I) are isomerized to give the allenes (II).
ChemInform Abstract: Heterocyclic Silyl Enol Ether Chemistry: Synthesis and Reactivity of 3‐Trimethylsiloxyfuran and 3‐Trimethylsiloxythiophene.
Authors: CAMICI L. , RICCI A. , TADDEI M.
Published: May 2016

3‐Bromofuran (Ia) and 3‐bromothiophene (Ib) react with bis(trimethylsilyl)‐peroxide (III) after lithiation to yield the 3‐trimethylsiloxy derivatives (IV).
ChemInform Abstract: A Novel Synthetic Route to the Hexahydrobenzofuran Subunit of the Avermectins and Milbemycins.
Authors: HANESSIAN S. , BEAULIEU P. , DUBE D.
Published: May 2016

2‐Acetoxyfuran (I) is coupled with maleic anhydride (II) to give the anhydride (III).
ChemInform Abstract: Exploratory Routes to Carbazole Derivatives Prelusive to 6H‐Pyrido(4,3‐b)carbazole Synthesis.
Authors: HEWLINS M. J. E. , JACKSON A. H. , LONG A. , OLIVEIRA‐CAMPOS A. , SHANNON P. V. R.
Published: May 2016

The paper describes three approaches to carbazoles substituted in the 3‐position by formyl or formyl‐related groups as viable synthetic precursors to substituted ellipticines, which possesses the title ring system.
ChemInform Abstract: An Unexpected Reaction Between Nitrile Oxides and 1‐Aroyl‐3,4,5‐trimethyl‐1H‐pyrazoles Leading to 1‐Hydroximinobenzyl‐1H‐pyrazoles.
Authors: PAPADOPOULOS S. , STEPHANIDOU‐STEPHANATOU J.
Published: May 2016

Reaction of the aroyl pyrazoles (I) with the benzonitrile oxides generated in situ from the benzohydroxamoyl chlorides (II) yields the hydroxyiminobenzyl pyrazoles (III).
ChemInform Abstract: An Effective Method for the Hydrolysis of 4‐Chlorotetrahydropyrans.
Authors: ARAKELYAN A. S. , DVORYANCHIKOV A. I. , GEVORKYAN A. A.
Published: May 2016

Hydrolysis of the chlorotetrahydropyrans (I) is achieved by treatment with hydrogen peroxide.
ChemInform Abstract: Possible Pregnancy Interceptive Agents: Syntheses of 6,7‐Dimethoxy‐2,3,4‐trisubstituted Quinolines and 3‐Cyano‐6,7‐dimethoxy‐2,4‐disubstituted 1,4‐Dihydroquinolines.
Authors: NEELIMA NEELIMA , BHAT B. , BHADURI A. P. , MEHROTRA P. K. , KAMBOJ V. P.
Published: May 2016

Grignard reactions of the compounds (Ia)‐(Ic) with the reagents (II), (V), (VI) and (IX) lead to the products shown in the scheme.
ChemInform Abstract: A New Route to Substituted 5,6,7,8‐Tetrafluoroquinolines.
Authors: BADER H. J. , SCHUETZ G. + , WENCK H.
Published: May 2016

The pentafluorochalcones (I), prepared by reacting pentafluorobenzaldehyde with the corresponding ketones, are cyclized to form the quinolines (II).
ChemInform Abstract: Reinvestigation of the Epichlorohydrin Synthesis of 2‐Aminomethylnaph‐ thodioxanyl Derivatives.
Authors: HILBERT M. , ZIMMERMANN A.
Published: May 2016

The reinvestigation of the reaction of the dipotassium salt (I) with epichlorohydrin (II) shows that in addition to the known alcohols (IIIa) and (IVa) a new alcohol (Va) is formed.
ChemInform Abstract: Synthesis of a Pyrazolo(3,4‐e)‐1,4,2‐dithiazine Derivative.
Authors: DEANE C. C.
Published: May 2016

The sulfonamide (II) reacts in two ways with CS2 and base.
ChemInform Abstract: A Stereospecific Synthesis of Optically Active Allylsilanes.
Authors: FLEMING I. , THOMAS A. P.
Published: May 2016

The optically active propargyl alcohol (I) is converted into the allyl silanes (IV) and (VII) via the allyl benzoate (II) and allyl urethane (VI).
ChemInform Abstract: Organophosphorus Antioxidants. Part 7. Reactions with tert. Butoxyl Radicals. Part 7. Reactions of Trivalent Phosphorus Compounds with tert. Butoxyl Radicals.
Authors: SCHWETLICK K. , KOENIG T. + , RUEGER C. + , PIONTECK J.
Published: May 2016

The products of the reaction of several alkyl, aryl, sterically hindered aryl and cyclic phosphites, thiophosphites, benzenephosphonites, and PPh3 with tert. butoxyl radicals generated by thermolysis of di‐tert. butyl peroxalate in chlorobenzene at 50 °C are studied.
ChemInform Abstract: Regioselective Substitution Reactions with 1,1,3,5‐Tetrachloro‐1,2,4,6‐phosphatriazine.
Authors: ROESKY H. W. , MAINZ B.
Published: May 2016

On 1:2 molar reaction with Me3Si‐NMe2 or LiOCH2CF3, the chlorides in the title compound (II) are regioselectively replaced to give the C‐ or P‐substituted derivatives (I) or (III).
ChemInform Abstract: A New Route to Phosphiranes: (1‐Benzyl‐2,3‐diphenylphosphirane)pentacarbonyltungsten.
Authors: BRAUN R. , FLUCK E.
Published: May 2016

The phosphane (I) cyclizes in the presence of the strong base (II) to produce the phosphirane (III) which is isolated in the form of the tungsten complex (IV).
ChemInform Abstract: Formation of Ammoniophosphoranes by Transannular Interaction in Dibenz(c,f)(1,5)azaphosphocine System.
Authors: AKIBA K. , OKADA K. , OHKATA K.
Published: May 2016

The P‐oxides (I) are chlorinated to yield either the phosphonium chlorides (II) or the ammonium and sulfonium phosphoranes (III).
ChemInform Abstract: Heterocyclic Systems Containing Antimony. Part 5. Antimony(III) Dithiolates with Bridged 5‐ and 8‐Membered Rings.
Authors: HOFFMANN H. M. , DRAEGER M. +
Published: May 2016

The title compounds are obtained by two synthetic pathways.
ChemInform Abstract: Metal Ion‐Biomolecule Interactions. Part 13. NMR Evidence for the Formation of the Mixed Ligand Thymidine‐Mercury‐Guanosine Complex. A Model for a Putative Hg(II) Interstrand Cross‐Linking Structure of DNA.
Authors: BUNCEL E. , BOONE C. , JOLY H.
Published: May 2016

1H and 13C NMR evidence is presented for the formation of the mixed ligand complex (III).
ChemInform Abstract: Heterocycles with a Metal‐Nitrogen Bond. Digerma(sila)‐2,5‐azolidines.
Authors: RIVIERE‐BAUDET M. , LACRAMPE G. , SATGE J. , GERVAL P. , MARCHAND A.
Published: May 2016

The photoreaction of the chlorogermanes (I) with acetylene (II) yields the vinylchlorogermanes (III) which add (I) to form the bis(chlorogermyl)ethanes (IV).
ChemInform Abstract: Synthesis and Crystal Structure Determination of a Propylene Glycol Bridged Molybdenum(VI) Peroxo Dimer, (MoO(O2)(C3H6O2)(CH3OH))2·2 CH3OH.
Authors: SHUM W.
Published: May 2016

The moisture‐sensitive title complex (II)·2 MeOH is prepared by treatment of the dioxo‐Mo(VI) propylene glycolate complex (I) with anhydrous tert‐butyl hydroperoxide followed by slow diffusion of anhydrous MeOH under Ar.
ChemInform Abstract: Some New Derivatives of Ni(II) with Uracil, Uridine and Nucleotides.
Authors: FIOL J. J. , TERRON A. , MORENO V.
Published: May 2016

The Ni(II) complexes (I)‐(V) are prepared from Ni(II) acetate or Ni(en)2Cl2 by 1:1 or 1:2 molar reaction with uracil, uridine, or the disodium salts of the appropriate nucleotides.
ChemInform Abstract: Synthesis of a New Family of Water‐Soluble Clusters: Ru3(CO)12‐xLx (x = 1‐3), Os3(CO)10L2, and Ir4(CO)9L3 (L = Trisodium Salt (Hydrated) of Tris(m‐sulfonatophenyl)phosphine).
Authors: FONTAL B. , ORLEWSKI J. , SANTINI C. C. , BASSET J. M.
Published: May 2016

The title clusters are prepared in 70‐95% yield by thermal CO‐substitution of Ru3(CO)12 or Ir4(CO)12 in refluxing MeOH, or by substitution of acetonitrile in M3(CO)12‐x(NCMe)x (M: Ru, x = 1, 2; M: Os, x = 2) at 0 or 40 °C in acetonitrile‐methoxyethanol with stoichiometric amounts of L. Activation of Ru3(CO)12 by Me3NO or (N(PPh3)2)X (X: Cl, OAc) in the presence of L also leads to the Ru cluster (x = 3).
ChemInform Abstract: C‐C Activation of Organic Small Ring Compounds by Rearrangement of Cycloalkylhydridorhodium Complexes to Rhodacycloalkanes. Synthesis of Metallacyclobutanes, Including One with a Tertiary M‐C Bond, by Nucleophilic Addition to π‐Allyl Complexes.
Authors: PERIANA R. A. , BERGMAN R. G.
Published: May 2016

Generation of the coordinatively unsaturated fragment (II) at ‐60 °C in cyclopropane, 1,1‐dimethylcyclopropane, or cyclobutane by thermal decomposition of the hydridoneopentyl‐Rh complex (I) as shown, or by photolysis of Cp*(Me3P)RhH2, results only in C‐H bond insertion to yield the hydridocycloalkyl‐Rh complexes (III).
ChemInform Abstract: Synthesis of 5α‐Androstane‐3β,14β,17β‐triol.
Authors: SCHUBERT G. , TRESSELT D. , WUNDERWALD M.
Published: May 2016

The biologically interesting title compound (IV) is synthesized starting from the steroid (Ia) which is transformed to (Ib) by reaction with phenylisocyanate.
ChemInform Abstract: Reaction of xylo‐Pentodialdo‐1,4‐furanose and 2‐Methyl‐2‐propanethiol.
Authors: APARICIO F. J. L. , BENITEZ F. Z. , GONZALEZ F. S.
Published: May 2016

Reaction of the furanose (I) with tert‐butylthiol (II) yields various heterocyclic derivatives which are separated by chromatography after acetylation to the acetates (III) ‐ (VI).
ChemInform Abstract: Studies on Heterocyclic Analogues of Azulene. Part 15. Synthesis of Cycloheptimidazole β‐Ribonucleosides and Cyclohepta(b)pyrrole α‐ and β‐Arabinonucleosides.
Authors: NISHIWAKI T. , FUKUI T.
Published: May 2016

The compounds (Va) are prepared by Vorbrüggen's procedure from (I) using a Lewis catalyst.
ChemInform Abstract: Formation and Crystallization in the Yttrium Aluminosilicate Glasses Containing Zinc Oxide.
Authors: MAKISHIMA A. , KUBO H. , KOTANI K. , TSUTSUMI M. , ASAMI M.
Published: May 2016

The glass formation in the Y2O3‐ZnO‐Al2O3‐SiO2 system, particularly at Y2O3:Al2O3 = 1, has been studied and densities, thermal expansion coefficients, and Vickers hardnesses of the glasses have been measured.
ChemInform Abstract: The Microwave Spectrum of the NF Radical in the Metastable Electronic State (a 1δ).
Authors: YAMAMOTO S. , SAITO S.
Published: May 2016

The microwave spectrum of NF (a 1Δ), generated in the dc discharge plasma of NF3 and H2, has been analyzed.
ChemInform Abstract: 2p Electron Binding Energies for the Sulfur Atoms in Metal Polysulfides.
Authors: TERMES S. C. , BUCKLEY A. N. , GILLARD R. D.
Published: May 2016

The S(2p) spectra of (NH4)2(Pt(S5)3)·2 H2O and (PPh4)3(Cu3(S4)3) reveal that the structurally distinct sulfur atoms show different electron binding energies.
ChemInform Abstract: The Nature of the Luminescence of Bi3ReO8.
Authors: BLASSE G. , DIRKSEN G. J.
Published: May 2016

The emission spectrum at 4.2 K of the title perrhenate, which crystallizes in the fluorite‐type structure, consists of a broad band with a maximum at 560 nm.
ChemInform Abstract: Magnetic and Theoretical Studies of the Electronic Structure and Spin State of the Bis(tetrathiomolybdato)iron Trianion, (Fe(MoS4)2)3‐.
Authors: BOWMAKER G. A. , BOYD P. D. W. , SORRENSON R. J. , REED C. A. , MCDONALD J. W.
Published: May 2016

Measurements of the magnetic susceptibility (1.7‐300 K) and low‐temp.
ChemInform Abstract: Influence of Adsorbate‐Adsorbate Interactions on Surface Structure. The Coadsorption of CO and H2 on Rh(100)
Authors: RICHTER L. J. , GURNEY B. A. , HO W.
Published: May 2016

has been studied by TPD, LEED, EELS (electron energy loss spectroscopy) and temp. programmed EELS.
ChemInform Abstract: Kinetics of the Iodine Monochloride Reaction with Iodide Measured by the Pulsed‐Accelerated‐Flow Method.
Authors: MARGERUM D. W. , DICKSON P. N. , NAGY J. C. , KUMAR K. , BOWERS C. P. , FOGELMAN K. D.
Published: May 2016

Reaction A has been studied under pseudo‐first‐order conditions in aqueous solution with I‐ and Cl‐ in large excess.
ChemInform Abstract: Preparation of Silica Supported Nickel Film Catalyst Using an RF Sputtering Technique.
Authors: TAMAKI J. , IMANAKA T.
Published: May 2016

A Ni overlayer has been deposited on a surface of particulate silica by RF sputtering.
ChemInform Abstract: Thermochemical Nitridation of Microporous Silica Films in Ammonia.
Authors: BROW R. K. , PANTANO C. G.
Published: May 2016

Microporous SiO2 films deposited on Si substrates from a tetraethoxysilane solution are nitrided in NH3 in the temp. range 500‐1100 °C. The NH3 treatment of these sol‐gel films results in amorphous, compositionally homogeneous films with up to 40 mol% overall nitrogen content.
ChemInform Abstract: Preparation of Crystalline Aluminum Phosphate by the Reaction Using Boron Phosphate.
Authors: VASOVIC D. , STOJAKOVIC D. , STANKOVIC S.
Published: May 2016

The use of BPO4 in the synthesis of crystalline AlPO4 has been investigated starting with hydrated Al2O3 or AlCl3·6 H2O and carrying out the reaction either in solid state or in the KCl melt.
ChemInform Abstract: Structure of Factor S3, a Metabolite of Propionibacterium shermanii Derived from Uroporphyrinogen I.
Authors: MUELLER G. + , SCHMIEDL J. , SCHNEIDER E. , SEDLMEIER R. , WOERNER G. + , SCOTT A. I. , WILLIAMS H. J. , SANTANDER P. J. , STOLOWICH N. J. , FAGERNESS P. E. , MACKENZIE N. E. , KRIEMLER H.‐P.
Published: May 2016

Incubation of cobalt‐deficient cell‐free extracts of the title bacterium with δ‐aminolevulinic acid in the presence of S‐adenosylmethionine yields the isomeric factors S1‐S4.
ChemInform Abstract: The Ionic Hydrogen Bond and Ion Solvation. Part 5. OH···O‐ Bonds. Gas‐Phase Solvation and Clustering of Alkoxide and Carboxylate Anions.
Authors: MEOT‐NER M. , SIECK L. W.
Published: May 2016

Dissociation energies, ΔH°D, of RO‐·HOR, RCOO‐·HOR, and RCOO‐·HOOCR complexes range from 14 to 29 kcal/mol.
ChemInform Abstract: π‐Facially Controlled Nucleophilic Additions of Chiral Vinylorganometallics to Chiral β,γ‐Unsaturated Ketones. Part 1. Double Diastereoselection Studies Involving 7,7‐Dimethoxy‐5‐norbornen‐2‐one.
Authors: PAQUETTE L. A. , LEARN K. S.
Published: May 2016

The stereochemical outcome is studied for the reactions of organo‐cerium compounds as for example (III), (VI) or (X) (obtained in situ from the respective Li compound, e.g. (II), or the bromo precursors) with the title compound (I).
ChemInform Abstract: Heterocyclic Sulfur Compounds. Part 105. 1,4‐Dihydro‐2H‐3,1,2λ5‐benzothiazaphosphorine‐2,4‐dithiones. A New Synthetic Route to 2‐Arylaminothiobenzamides and to 2‐(2‐Arylaminophenyl)‐4,5‐dihydrothiazoles (or Oxazoles).
Authors: LEGRAND L. , LOZACH N.
Published: May 2016

The benzothiazaphosphorinedithiones (I) are cleaved by amines (II) and alcohols (III) to give the thiobenzamides (IV) and the dithiophosphates (V).
ChemInform Abstract: Nucleophilic Addition to Diazaquinones. Formation and Breakdown of Tetrahedral Intermediates in Relation to Luminol Chemiluminescence.
Authors: MERENYI G. , LIND J. , ERIKSEN T. E.
Published: May 2016

Nucleophilic addition to the diazaquinones (I)‐(III) is shown to occur at the carbonyl group.
ChemInform Abstract: Kinetics of Ozonation. Part 5. Reactions of Ozone with Carbon‐Hydrogen Bonds.
Authors: GIAMALVA D. H. , CHURCH D. F. , PRYOR W. A.
Published: May 2016

Over the range ‐20 to +45 °C the activation energies and the rate constants for the ozonation of ethers such as (I), two aldehydes (i.e.
ChemInform Abstract: Multiple Pathways in the Oxidation of cis‐Stilbene by Fe‐Bleomycin.
Authors: HEIMBROOK D. C. , MULHOLLAND R. L. JUN. , HECHT S. M.
Published: May 2016

Under aerobic conditions the title reaction leads to the products (II)‐(IV).
ChemInform Abstract: Homogeneous Palladium Catalyzed Oxidations: Benzylic Acyloxylation of Alkyl Aromatics Using Mixed Palladium Copper Acetate Catalyst.
Authors: GOEL A. B.
Published: May 2016

It has been found that the use of cupric acetate in conjunction with Pd(O‐Ac)2 in the benzylic acyloxylation of toluene in higher boiling carboxylic acid medium (e.g.
ChemInform Abstract: Electrophilic Heteroaromatic Substitutions. Part 9. Behavior of Halogenopyrroles Towards Hydrogen Halides in Diverse Solvents.
Authors: GIULIANO F. , PENNA M. , SLEITER G.
Published: May 2016

In order to elucidate the mechanism of the halogen‐halogen exchange in pyrroles the reactions of (II), (IV), or (V) are investigated both in aprotic (diethyl ether, CH2Cl2, CCl4) and in protic (AcOH/H2O or CH3OH) solvents.
ChemInform Abstract: Alkylation of Carbon Acids in the Presence of Potassium Carbonate. Part 1. Alkylation of Carbon Acids by Ethyl Bromoacrylate and Its Derivatives.
Authors: VARDAPETYAN A. A. , KHACHATRYAN D. S. , PANOSYAN G. A. , MORLYAN N. M.
Published: May 2016

The alkylation of the malonic ester (II) by ethyl α‐bromoacrylate (I) or by diethyl α‐bromomaleate (IV) in the presence of K2CO3 according to method A) affords the cyclopropanes (III) or (V).
ChemInform Abstract: Alkylation of Carbon Acids in the Presence of Potassium Carbonate. Part 2. Alkylation of Acetylacetone, Acetoacetic and Malonic Ester by 1,4‐Dihalogenbut‐2‐enes.
Authors: VARDAPETYAN A. A. , KHACHATRYAN D. S. , PANOSYAN G. A. , MORLYAN N. M.
Published: May 2016

The alkylations of acetylacetone (Ia) and ethyl acetoacetate (Ib) by the 1,4‐dihalobutenes (II) yield mixtures of the corresponding vinyl cyclopropanes (III), which result from intramolecular C‐alkylations, and the vinyl dihydrofurans (IV), which are formed by intramolecular O‐alkylations.
ChemInform Abstract: Synthesis of Ubiquinones by Oxidative Demethylation of Ubiquinol Monoethers by Ceric Ammonium Nitrate.
Authors: OBOL'NIKOVA E. A. , KOZLOVA I. V. , FILIPPOVA T. M. , SAMOKHVALOV G. I.
Published: May 2016

E/Z mixtures of the ubiquinones (II) are obtained by the oxidation of the ubiquinol monoethers (I).
ChemInform Abstract: Cathodic Coupling of Indanones in the Presence of Oxygen. Stereospecificity in the Formation of the Corresponding 1,1′,2,2′‐Tetraol.
Authors: DELAUNAY J. , ORLIAC‐LE MOING A. , LEBOUC A. , SIMONET J. , TOUPET L.
Published: May 2016

In contrast to the reactions of 1‐tetralones, 1‐benzosuberones and unsubstituted indanones electrolysis of the title indanone (I) at ‐1.4 V in the presence of oxygen yields the dimer (III) (space group P1, Z=2).
ChemInform Abstract: Thiono Compounds. Part 7. Oxidation of Thioamides in Relation to Adverse Biological Effects.
Authors: HILLHOUSE J. H. , BLAIR I. A. , FIELD L.
Published: May 2016

Thioacetamide (I), thioacetamide S‐oxide (IIIa), and thiopivalamide S‐oxide (IIIb) are oxidized with H2O2 in H218O to generate the amides (II) and (IV) with at least 50% 18O‐incorporation.
ChemInform Abstract: Catalytic Arylation of Furfural by Aryldiazonium Salts.
Authors: OBUSHAK N. D. , LESYUK A. I. , GANUSHCHAK N. I. , MEL'NIK G. M. , ZAVALII P. YU.
Published: May 2016

Contradictory statements are found in the literature about the preparation of 5‐arylfurfurals.
ChemInform Abstract: Bislactonizations of Olefinic Diacids with (Hydroxy(Tosyloxy)iodo)benzene.
Authors: SHAH M. , TASCHNER M. J. , KOSER G. F. , RACH N. L. , JENKINS T. E. , CYR P. , POWERS D.
Published: May 2016

The cyclic (I) or acyclic unsaturated diacids (IV) are converted into the bislactons (III) and (V) respectively by treatment with the iodobenzene (II).
ChemInform Abstract: Synthesis of Novel Genotoxic Nitro‐anthrafurans.
Authors: BILGER C. , DEMERSEMAN P. , ROYER R.
Published: May 2016

The title compounds (IX), (XIII) and (XIV), which are combinations of two highly mutagenic structural elements, are synthesized in order to enhance the genotoxic properties.
ChemInform Abstract: (2‐Furyl)‐ and (2‐Thienyl)chlorocarbenes as New Carbenes with Heterocyclic Substituents.
Authors: DOLGII I. E. , SHAVRIN K. N. , KRYLOVA I. V. , NEFEDOV O. M.
Published: May 2016

The carbenes mentioned in the title are generated from the dichloromethyl compounds (I) and react with the olefins (II) to give the cyclopropyl derivatives (III).
ChemInform Abstract: Intramolecular Rhodium Carbenoid Insertions into Aromatic C‐H Bonds. Preparation of 1‐Carboalkoxy‐1,3‐dihydrobenzo(c)thiophene 2,2‐Dioxides.
Authors: HRYTSAK M. , ETKIN N. , DURST T.
Published: May 2016

The diazosulfones (I) are cyclized in the presence of rhodium acetate (II) to yield the dihydrobenzothiophenedioxides (III).
ChemInform Abstract: Radical Addition of 2‐Trichloromethyl‐1,3‐dioxolane to Vinyltrimethylsilane.
Authors: TERENT'EV A. B. , MAKAEVA R. M. , MUSAVIROV R. S.
Published: May 2016

Using iron pentacarbonyl‐dimethylformamide as a catalyst, vinyltrimethylsilane (II) attacks the trichloromethyldioxolane (I) exclusively at the C‐Cl bond to form the addition product (III) without changing the dioxolane ring.
ChemInform Abstract: Synthesis of Polyfluoro 1,4,2‐Dioxazolines with Functional Groups.
Authors: TRUSKANOVA T. D. , VASIL'EV N. V. , KOLOMIETS A. F. , SOKOL'SKII G. A.
Published: May 2016

The perfluoromethacrylic acid derivatives (I) react with hydroxylamine to give the hydroxamic acid fluorides (II) which exist in two isomeric forms.
ChemInform Abstract: Synthesis of Trihydroxyphenacylidene Triphenylphosphoranes: A New Access to Dihydroxyflavones (Chrysine, Acacetine...).
Authors: LE FLOC'H Y. , LEFEUVRE M.
Published: May 2016

The phosphoranes (III) are obtained from the trihydroxyaryl ketones (I) and triphenylphosphine (II).
ChemInform Abstract: Claisen Condensation. Behaviour of Esters Towards 3‐Acetyl‐1,2,3,4‐tetrahydro‐2,4‐dioxo‐1‐phenylquinoline.
Authors: ZOOROB H. H. , HAMAMA W. S.
Published: May 2016

Claisen condensation of compound (I) with ethyl acetate produces the butanedione derivative (II) which is converted to (III) by a twofold Mannich reaction with paraformaldehyde and benzylamine.
ChemInform Abstract: Unusual Transformation of 2‐Pentafluorophenoxyethyl‐N,N‐diethylamine with Alkyl Bromides and Iodides Involving Formation of Piperazinium Salts and Alkyl Pentafluorophenyl Ethers.
Authors: PLATONOV V. E. , OSINA O. I. , PRESHER D. , ENGLER G.
Published: May 2016

The aminoethyl ether (I) reacts with the alkyl halides (II) to produce the piperazinium salts (III) and the ethers (IV).
ChemInform Abstract: Anion Complexation and Migration in (8‐Silyl‐1‐naphthyl)boranes. Participation of Hypervalent Silicon.
Authors: KATZ H. E.
Published: May 2016

The complexation of the compounds (I), (V), and (VII) with F‐ is investigated.
ChemInform Abstract: Synthesis and Hydrosilylation of Epoxy‐ and Cyano‐Substituted Allylacetylenes.
Authors: VELIEV M. G. , CHEKRII P. S. , GUSEINOV M. M. , KALECHITS I. V. , TABER A. M. , GARAMANOV A. M.
Published: May 2016

The allylacetylenes (IIIc) and (IIId), prepared from the carbinol (I), are regioselectively hydrosilylated with the silanes (VI) at the triple bond to yield the unsaturated silanes (VII).
ChemInform Abstract: Thiophosphoryl‐Transfer Reactions: A General Synthesis and Configurational Analysis of O‐Substituted (16O,18O)Thiophosphates.
Authors: CULLIS P. M. , IAGROSSI A. , ROUS A. J.
Published: May 2016

The general routes to isotopically chiral (16O,18O)thiophosphate monoesters (I) of either RP or SP absolute configuration are shown in the scheme.
ChemInform Abstract: Phosphinocarbene‐Phosphaalkene Rearrangement and Intramolecular Wittig‐Like Reaction Involving a Phosphorus Vinyl Ylide.
Authors: BACEIREDO A. , IGAU A. , BERTRAND G. , MENU M. J. , DARTIGUENAVE Y. , BONNET J. J.
Published: May 2016

Photolysis of the bis(phosphino)diazomethane (II), prepared as shown, leads to the phosphaalkene (III) in nearly quantitative yield.
ChemInform Abstract: Reaction of Cyanophosphites with Carbonic Acids and Their Anhydrides.
Authors: ROMANOV G. V. , NAZMUTDINOVA V. N. , PUDOVIK A. N.
Published: May 2016

Diethyl cyanophosphite (I) reacts with the carboxylic acids (II) to give the mixed anhydrides (III).
ChemInform Abstract: Reaction of Trialkylphosphites with Cyclopentadienones in the Presence of Proton‐Donating Reagents. Part 1. The Reaction of Trimethyl Phosphite and Dimethyl Phenylphosphonite with Tetracyclone in the Presence of Acetic and Trifluoroacetic Acids.
Authors: ARBUZOV B. A. , FUZHENKOVA A. V. , BURMISTROVA I. V.
Published: May 2016

The cyclopentadienone (I) reacts with the phosphite (IIa) or the phosphonite (IIb) in the presence of acetic (IIIa) or trifluoroacetic acid (IIIb) to give mixtures of the compounds (IV) ‐ (IX), depending on the substituents.
ChemInform Abstract: Synthesis, Crystal, and Molecular Structure of O,O‐Dimethyl (p‐Carboran‐2‐yl)phosphonate.
Authors: YANOVSKII A. I. , STRUCHKOV YU. T. , KAMPEL' V. TS. , BREGADZE V. I. , GODOVIKOV N. N. , KABACHNIK M. I.
Published: May 2016

The dicarboranylmercury (I) is irradiated in trimethyl phosphite solution to produce the title compound (III).
ChemInform Abstract: Electrophilic Reactivity of a ββ′‐Bisphosphonioalkyne: Addition of Amines and Thiophenols.
Authors: PLENAT F. , BENNAMARA A. , CHICHE L. , CHRISTOL H.
Published: May 2016

The bisphosphonium diiodide (I) is coupled with the amines (II) at the triple bond to form the enamines (III).
ChemInform Abstract: Phosphonic Acid Lactones as Potential Analogs of D‐Ala‐D‐Ala.
Authors: BARTLETT P. A. , VANMAELE L. J. , KEZER W. B.
Published: May 2016

The mixture of diastereomers (VIc), prepared from (I) by the procedures shown in the scheme, is converted to the amides (VII), and at this stage the individual isomers are separated by column chromatography and HPLC (discussion of 1H NMR data; the ratio of isomers is not specified).
ChemInform Abstract: Synthesis of Eight‐Membered Cyclic Phosphorous Acid Chlorides and Their Derivatives.
Authors: MUKMENEVA N. A. , KADYROVA V. KH. , ZHARKOVA V. M. , CHERKASOVA O. A. , VOSKRESENSKAYA O. V.
Published: May 2016

The cyclic chlorophosphites (II) are synthesized by reacting the diphenylmethanes or the diphenyl sulfides (I) with phosphorus trichloride.
ChemInform Abstract: Steric Structure of 2,5‐Dimethyl‐5‐phenyl‐1,3,5‐dioxaphosphorinanes.
Authors: PATSANOVSKII I. I. , KUDYAKOV N. M. , ZYABLIKOVA T. A. , KOVRIZHNIKOVA I. K. , VITKOVSKII V. YU. , ISHMAEVA E. A. , IL'YASOV A. V. , VORONKOV M. G. , PUDOVIK A. N.
Published: May 2016

The dioxaphosphorinane (III) is synthesized by reacting the phosphine (I) with the acetal (II).
ChemInform Abstract: Reaction of Grignard Reagents with Phosphinous Chlorides Having the anti‐7‐Phosphanorbornene Framework.
Authors: KEGLEVICH G. , QUIN L. D.
Published: May 2016

The phosphinous chloride (II) reacts with phenylmagnesium bromide (III).
ChemInform Abstract: Phosphorus‐Tellurium Compounds. Part 2. Tellurophosphonium Cations.
Authors: KUHN N. , SCHUMANN H.
Published: May 2016

Methylation of the tellurophosphoranes (I) results in a remarkable low‐ field shift of the phosphorus atom in the tellurium salt (III).
ChemInform Abstract: Antitumor Antibiotics Drug Design. Part 2. Synthesis of 4‐(N‐(5‐(2′‐thienyl)‐thenoyl)aminoethyl)imidazole Iron(II) Complex, a New N2S2‐Metallocycle with a “Built In” Intercalating Moiety which Causes DNA Scissioning in vitro.
Authors: ONG C. W. , LEE H.‐C.
Published: May 2016

The new chelating ligand (V) is synthesized as shown in the scheme.
ChemInform Abstract: “Jellyfish” Type Cobalt(II)porphyrins as a Hemoprotein Model and Their Regulated Dioxygen Affinities by Steric Restrictions on Axial Ligands.
Authors: UEMORI Y. , KYUNO E.
Published: May 2016

In (Ib) and (Ic) the valeryl and pivaloyl groups appended on one side control the orientation of an axial ligand such as 1‐methylimidazole (A) and the ligand binding on the other side of the porphyrin is inhibited by a "strapped" structure as it is the case for (II) having a "strapped" structure on both sides of the plane.
ChemInform Abstract: Sodium 2‐Methyl‐2‐propylthiolate, a Versatile Sulfur Reagent. Preparation of Protected Polysulfur Ligands and Their Nickel(II) Complexes.
Authors: BECHER J. , STIDSEN C. E. , TOFTLUND H. , ASAAD F. M.
Published: May 2016

Multisulfur‐containing ligands can conveniently be prepared by nucleophilic substitution of chlorine in various heterocyclic and other aromatic systems (I), (V) and (VII) by the t‐butylthiolate anion, followed by elimination of isobutene from the resulting t‐butylthioethers.
ChemInform Abstract: Differentially Protected α‐Aminoglycine.
Authors: BOCK M. G. , DIPARDO R. M. , FREIDINGER R. M.
Published: May 2016

The glycine (I) reacts with isopropylmercaptane (II) according to the Ben‐Ishai procedure to give the thioether (III) which is substituted with the carbamate (IV) to yield the N,N'‐protected diamino acid (V).
ChemInform Abstract: Highly Reactive Condensing Agents for the Synthesis of Oligonucleotides by the Phosphotriester Approach.
Authors: DEVINE K. G. , REESE C. B.
Published: May 2016

The sulfonic acid derivatives (I) are employed as reagents in the synthesis of the nucleotides (IV) from (II) and (III).
ChemInform Abstract: A New Stereoselective Synthesis of (E,Z,Z)‐4,7,10‐Tridecatrien‐1‐ol Acetate, Component of the Sex Pheromone of Phthorimaea operculella.
Authors: CASSANI G.
Published: May 2016

The title compound (VIII) is prepared starting from the alkyne (I) (in part yields given in g).
ChemInform Abstract: A Synthetic Approach to Polyene Macrolides: Synthesis of the Building Blocks. A Synthetic Approach to Polyene Macrolides: Macrolide and Polyene Generation.
Authors: TROST B. M. , METZ P. , HANE J. T.
Published: May 2016

The building blocks (IV) and (VIII) of polyene macrolides are synthesized from ethylacetoacetate (I) or the cycloalkanone (V).
ChemInform Abstract: Conventionally Sintered (Na0.5,K0.5)NbO3 with Barium Additions.
Authors: AHN Z. S. , SCHULZE W. A.
Published: May 2016

The effect of Ba addition on the sintering behavior, densification, and electrical properties of sodium potassium niobate (NKN) ceramics has been investigated.
ChemInform Abstract: Nucleophilic Substitution in β‐Heterofunctional α,β‐Unsaturated Iminium Salts
Authors: USOV V. A. , TIMOKHINA L. V. , VORONKOV M. G.
Published: May 2016

Review: (81 refs.
ChemInform Abstract: Neutron‐ and X‐Ray‐Diffraction Study on the Structure of Amorphous Co25Ti75.
Authors: MUELLER A. + , BUEHLER E. + , LAMPARTER P. , STEEB S.
Published: May 2016

Amorphous Co25Ti75‐ribbons have been produced using the melt spin technique within a He‐atmosphere.
ChemInform Abstract: Crystal Structure of BaSiF6 at 180 K.
Authors: SVENSSON G. , ALBERTSSON J. , SVENSSON C. , ELDING L. I.
Published: May 2016

In a series of attempts to prepare solid aqua complexes of Pt(II) with BF4‐ as counterion, well‐grown crystals of the title compound have been found on the inside wall of the glass vessel.
ChemInform Abstract: Single Crystal Study of Mn0.8Co0.2P.
Authors: FJELLVAG H. , KJEKSHUS A.
Published: May 2016

The title compound is found to crystallize in space group Pnma and the positional parameters are given.
ChemInform Abstract: The Effects of Various Amounts of Alloyed Cerium and Cerium Oxide on the High Temperature Oxidation of Fe‐10 Cr and Fe‐20 Cr Alloys
Authors: RHYS‐JONES T. N. , GRABKE H. J. , KUDIELKA H.
Published: May 2016

have been investigated at 1000 °C in O2/He atmosphere (O2 partial pressure of 0.1315 bar).
ChemInform Abstract: Spectroscopic and Theoretical Investigations of the Interligand Charge Transfer of Nickel(II) Mixed Ligand Complexes with Dithiolate and α‐Diimine Ligands.
Authors: BENEDIX R. , PITSCH D. , SCHOENE K. + , HENNIG H.
Published: May 2016

Ni(II) mixed ligand complexes (I) or (II) are characterized by an unusual interligand charge transfer band of medium intensity in the visible region.
ChemInform Abstract: NMR Studies and Structure of the (3)Ferrocenophanes Cyclic Fe(η5‐C5H4S3)(η5‐C5H3P(S)Ph2‐1,n) (n = 2 or 3).
Authors: BUTLER I. R. , CULLEN W. R. , HERRING F. G. , JAGANNATHAN N. R. , EINSTEIN F. W. B. , JONES R.
Published: May 2016

The structure of the ferrocenophanes (I) and (II) are determined by X‐ray diffraction.
ChemInform Abstract: Spectroscopic Investigations of the Iron(II) Nitrosodicyanomethanide and Nitrosocarbamoylcyanomethanide Complexes (Fe(NOC(CN)2)2(C5H5)4) and (Fe(NOC(CN)C(O)NH2)2(C5H5N)2).
Authors: SKOPENKO V. V. , GERASIMCHUK N. N. , TYUKHTENKO S. I. , KOEHLER H. +
Published: May 2016

The structures of the title compounds (I) and (II), prepared as described previously, are discussed on the basis of IR, Mößbauer, 13C and 14N NMR spectra and the results of magnetic measurements.
ChemInform Abstract: Radiolytic and Electrochemical Reduction of Ru(bpz)2+ 3 in Aqueous Solution. Stability, Redox, and Acid‐Base Properties of Ru(bpz)+ 3.
Authors: VENTURI M. , MULAZZANI Q. G. , CIANO M. , HOFFMAN M. Z.
Published: May 2016

The pulse and continuous radiolysis show that the reactions between reducing radicals (e‐ aq, CO·‐ 2, and Me2COH) and the title complex (Ru(bpz)3)2+ (bpz: 2,2'‐bipyrazine) are one‐electron transfers, generating initially and quantitatively (Ru(bpz)3)+.
ChemInform Abstract: Reactions of Carbocations with a Functionalized Hydrophobic Ammonium Ion.
Authors: BUNTON C. A. , DORWIN E. L.
Published: May 2016

The kinetics of the reaction of the nonmicellizing hydroxyethyl ammonium salts (I) with the preformed carbocations (II) at high pH values are studied.
ChemInform Abstract: Retrodienic Reactions. Part 20. Synthesis and Flash Thermolysis of Diels‐Alder Bis‐Adducts: Formation of a Functionalized Triple Bond by Double Cycloreversion.
Authors: LASNE M.‐C. , RIPOLL J.‐L.
Published: May 2016

In order to generate an acetylenic compund by two cycloreversions, the adducts (I), (VIII) and (XII) are synthesized according to known procedures and subjected to flash thermolysis.
ChemInform Abstract: Cyclopentane Construction by Rh2(OAc)4‐Mediated Intramolecular C‐H Insertion: Steric and Electronic Effects.
Authors: TABER D. F. , RUCKLE R. E. JUN.
Published: May 2016

Factors which govern the regiospecificity of cyclopentane formation by Rh(II) mediated intramolecular C‐H insertion of α‐diazo β‐keto esters are studied.
ChemInform Abstract: Photochemical and Electrochemical Reduction of Carbon Dioxide to Carbon Monoxide Mediated by (2,2′‐Bipyridine)tricarbonylchlororhenium(I) and Related Complexes as Homogeneous Catalysts.
Authors: HAWECKER J. , LEHN J.‐M. , ZIESSEL R.
Published: May 2016

The investigation of the complexes (I) shows that especially (Ia) is an efficient homogeneous catalyst for the selective photochemical or electrochemical reduction of CO2 to CO.
ChemInform Abstract: Comparison of Molecular Bromine and Tribromide Ion as Brominating Reagents. Part 2. Kinetic and Product Investigation of the Bromination of 3‐Substituted Cyclohexenes.
Authors: BELLUCCI G. , BIANCHINI R. , VECCHIANI S.
Published: May 2016

Reaction of the cyclohexenes (I) with bromine (II) or the tribromide (III) yields the isomeric dibromides (IV) and (V).
ChemInform Abstract: Mesyl Azide: A Superior Reagent for Diazo Transfer.
Authors: TABER D. F. , RUCKLE R. E. JUN. , HENNESSY M. J.
Published: May 2016

Mesyl azide (II) transfers the diazo moiety to keto esters such as (I).
ChemInform Abstract: Preparation of (+)‐endo/exo and (‐)‐endo/exo Methyl 5‐Bicyclo(2.2.1)heptene Carboxylate Starting from the Very Reactive Chiral Dienophiles Z and E (R)S Methyl 3‐p‐Tolylsulfinylpropenoate.
Authors: GUESSOUS A. , ROUESSAC F. , MAIGNAN C.
Published: May 2016

The chiral reagents (III) and (IV) react with cyclopentadiene (XI) according to A) to yield the four diastereoisomers (V)‐(VIII) and the two diastereoisomers (IX) and (X), respectively.
ChemInform Abstract: Nucleophilic Displacements at 4,4‐Dimethyl‐2‐adamantyl Substrates: Backside Attack on 2‐Adamantyl Derivatives.
Authors: BANERT K. , KURNIANTO A.
Published: May 2016

Treatments of the epimeric tosylates (Ib), (IIb) (obtained from the known (Ia), (IIa)) with the azide (III) in aprotic solvents (conditions (A), (B)) afford the displacement products (IV) and (V) with a high degree of inversion.
ChemInform Abstract: Stereochemistry of the Reaction of 7‐Substituted Norbornadiene with Iron Carbonyls. Part 3. Reaction of Fe(CO)5 with 7‐(Benzoyloxy)norbornadiene.
Authors: MARCHAND A. P. , EARLYWINE A. D. , HEEG M. J.
Published: May 2016

In the presence of ironpentacarbonyl (II), the norbornadienes (I) react thermally to give the dimers (III) and the ketones (IV).
ChemInform Abstract: One‐Electron Oxidation of 1,1‐Bis(5‐trifluoroacetylfuryl‐2)alkanes by Cu(II) Salts.
Authors: IL'IN YU. V. , GLUKHOVTSEV V. G. , NIKISHIN G. I.
Published: May 2016

The bisfurylethanes (II) give the monoanions in a weakly basic aprotic medium and these are transformed into the dimer (III) or the solvolysis product (I) via oxidation to a radical intermediate.
ChemInform Abstract: Analgetic and Antiinflammatory 7‐Aroylbenzofuran‐5‐ylacetic Acids and 7‐Aroylbenzothiophen‐5‐ylacetic Acids.
Authors: DUNN J. P. , ACKERMAN N. A. , TOMOLONIS A. J.
Published: May 2016

The benzofuranyl and benzothienylacetic acids (VII) and (VIII), prepared from dihydrobenzofuran (Ia) or dihydrobenzothiophene (Ib), show antiinflammatory and analgetic activities.
ChemInform Abstract: A Facile Synthesis of 4‐(Cyanomethyl)indoles and 4‐(Ethoxycarbonylmethyl)indoles from 5‐Halo‐4‐oxo‐4,5,6,7‐tetrahydroindoles.
Authors: MATSUMOTO M. , WATANABE N. , ISHIDA Y.
Published: May 2016

Condensation of the 5‐halo‐tetrahydroindolones (I) with the diethyl phosphonates (II) gives a mixture of the allylhalides (III) and (IV) which undergo dehydrohalogenation, forming the 4‐substituted indoles (V).
ChemInform Abstract: A Practical and Short Access to 4‐Hydroxy‐3‐indolecarbaldehyde and Its Application for the Synthesis of Pindolol Analog.
Authors: SOMEI M. , IWASA E. , YAMADA F.
Published: May 2016

The 4‐hydroxyindolecarbaldehyde (Ic), obtained from (Ia) or (Id), is transformed into the derivatives (II), (IV), and (IX).
ChemInform Abstract: Preparation of 6‐(3,5‐Dimethylisoxazol‐4‐yl)‐6‐oxohexanoic Acids via 3,5‐Dimethylisoxazol‐4‐ylmagnesium Iodide or 3,5‐Dimethylisoxazol‐4‐yllithium.
Authors: ANTEQUERA T. , RAMOS V. , TORROBA T.
Published: May 2016

Reaction of the cyclohexanones (I) with the Grignard reagent (II) yields the cyclohexenes (III) after dehydration.
ChemInform Abstract: Substituted 1,3,4‐Thiadiazoles with Anticonvulsant Activity. Part 1. Hydrazines.
Authors: CHAPLEO C. B. , MYERS M. , MYERS P. L. , SAVILLE J. F. , SMITH A. C. B. , STILLINGS M. R. , TULLOCH I. F. , WALTER D. S. , WELBOURN A. P.
Published: May 2016

The thiadiazoles (III) ‐ (VII) are prepared.
ChemInform Abstract: Synthesis and Structure‐Activity Relationships of New Arylfluoronaphthyridine Antibacterial Agents.
Authors: CHU D. T. W. , FERNANDES P. B. , CLAIBORNE A. K. , GRACEY E. H. , PERNET A. G.
Published: May 2016

Starting with the pyridine (I), the naphthyridinecarboxylic acids (V) are prepared as shown in the reaction scheme.
ChemInform Abstract: Pyridonecarboxylic Acids as Antibacterial Agents. Part 4. Synthesis and Structure‐Activity Relationship of 7‐Amino‐1‐aryl‐6‐fluoro‐4‐quinolone‐ 3‐carboxylic Acids. Pyridonecarboxylic Acids as Antibacterial Agents. Part 5. Synthesis and Structure‐Activity Relationship of 7‐Amino‐6‐ fluoro‐1‐(fluorophenyl)‐4‐oxo‐1,8‐naphthyridine‐3‐carboxylic Acids.
Authors: NARITA H. , KONISHI Y. , NITTA J. , NAGAKI H. , KOBAYASHI Y. , WATANABE Y. , MINAMI S. , SAIKAWA I. , KITAYAMA I. , MIYAZIMA M. , YOTSUJI A.
Published: May 2016

The quinolone carboxylic acids (VI) are synthesized and their antibacterial activity in mice is evaluated.
ChemInform Abstract: Synthesis and Pharmacological Activity of C(1)‐ and N(2)‐Substituted β‐Carboline Derivatives.
Authors: PLATE R. , NIVARD R. J. F. , OTTENHEIJM H. C. J. , KARDOS J. , SIMONYI M.
Published: May 2016

The β‐carbolines (II), (VIII), and (IX) and the tetrahydro derivative (VII) are synthesized as outlined in the reaction scheme.
ChemInform Abstract: Synthesis of 2H‐Pyrazolo(3,4‐c)quinoline Derivatives by One‐Pot Rearrangement of Phenylhydrazones of 3‐Acylindoles.
Authors: CUSMANO G. , MACALUSO G. , VIVONA N. , RUCCIA M.
Published: May 2016

Treatment of the phenylhydrazones (I) with acid yields the pyrazoloquinolinones (II) or pyrazolo‐quinolines (III).
ChemInform Abstract: Reinvestigation of a Cyclization Reaction of 2‐Hydrazino‐3‐(1H‐pyrrol‐ 1‐yl)pyridine.
Authors: PEET N. P. , SUNDER S.
Published: May 2016

The reaction of the hydrazine (III) with acetylacetone (V) yields the pyrazole (VI) and not the triazepine (IV).
ChemInform Abstract: 3‐(1H‐Tetrazol‐5‐yl)‐4(3H)‐quinazolinone Sodium Salt (MDL 427): A New Antiallergic Agent.
Authors: PEET N. P. , BAUGH L. E. , SUNDER S. , LEWIS J. E. , MATTHEWS E. H. , OLBERDING E. L. , SHAH D. N.
Published: May 2016

The 2‐aminobenzamide (III), prepared from the compounds (II) or (IV), is cyclized, producing the title compound MDL 427 (V).