bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Seeking the Ideal Dehydrating Reagent.
Authors: HENDRICKSON J. B. , HUSSOIN M. S.
Published: May 2016

Cyclocondensation of the diamines (I) with the acids (II) to give the arylbenzimidazoles (III) is performed with a reagent formed by reaction of triphenylphosphine oxide or a phosphinic piperidide with triflic anhydride.
ChemInform Abstract: SmI2‐Induced Highly Regioselective Reduction of α,β‐Epoxy Esters and γ,δ‐Epoxy‐α,β‐Unsaturated Esters. An Efficient Route to Optically Active β‐Hydroxy and δ‐Hydroxy Esters.
Authors: OTSUBO K. , INANAGA J. , YAMAGUCHI M.
Published: May 2016

The α,β‐epoxy esters (I) are reduced with SmI2 to give the β‐hydroxy esters (II).
ChemInform Abstract: Amino Acids of the Adamantane Series. Part 2. Synthesis of AdamantylSubstituted Amino Alcohols from α‐Amino Acids and Their Antiviral Activity.
Authors: KRASUTSKII P. A. , SEMENOVA I. G. , NOVIKOVA M. I. , YURCHENKO A. G. , LEONT'EVA N. A. , VESELOVSKAYA T. V.
Published: May 2016

Reduction of the adamantyl‐substituted amino acid esters (I) gives the corresponding amino alcohols which are isolated as the hydrochlorides (II).
ChemInform Abstract: Stereoisomeric Dioxetanes: Effect of Structure on Thermal Stability and Excitation Yields.
Authors: TOLSTIKOV G. A. , KAZAKOV V. P. , SHARIPOV G. L. , VOLOSHIN A. I. , LERMAN B. M. , BELOGAEVA T. A. , BERG A. A. , SULTANMURATOVA V. R.
Published: May 2016

Oxidation of the olefin endo,endo‐(I) with singlet oxygen gives a mixture of the dioxetanes anti‐(II) and syn‐(II), whereas (Ib) undergoes no oxidation.
ChemInform Abstract: Formation of a Novel Acyl Anion Equivalent by the Electroreduction of Oxazolinium Salts.
Authors: SHONO T. , KASHIMURA S. , YAMAGUCHI Y. , ISHIGE O. , UYAMA H. , KUWATA F.
Published: May 2016

The ozazolium salts (IV), prepared from the carboxylic acids (I), the amino alcohol (II), and methyl iodide (III), are electrochemically reduced to form the anions (V).
ChemInform Abstract: Copper‐Catalyzed Double Cyclization Reaction of Azidoquinones: One‐Step Synthesis of Dihydropyrroloindoloquinones and Related Quinolinoquinones.
Authors: NARUTA Y. , NAGAI N. , ARITA Y. , MARUYAMA K.
Published: May 2016

Pyrolysis of the alkadienylazidoquinones (I), (III), and (V) in the presence of a copper catalyst leads to the regio‐ and stereoselective formation of a pyrrolizidine ring, yielding the products (II), (IV), and (VI).
ChemInform Abstract: 1,3‐Dipolar Cycloaddition Reactions of Pyrazolidinium Ylides with Acetylenes. Synthesis of a New Class of Antibacterial Agents.
Authors: JUNGHEIM L. N. , SIGMUND S. K.
Published: May 2016

1,3‐Dipolar cycloaddition reaction of the pyrazolidinium ylide (IV), generated in situ from the pyrazolidinone (II) and formaldehyde (III), with the propiolates (V) produces a mixture of the isomeric adducts (VI) and (VII).
ChemInform Abstract: Synthesis of Pyridoxine Under High Pressure.
Authors: ITOV Z. I. , STEPANOVA S. V. , EL'YANOV B. S. , GUNAR V. I.
Published: May 2016

Reaction of the oxazoles (I) with the dienophiles (II) or (IV) under high pressure gives the pyridoxines (III) and (V) respectively.
ChemInform Abstract: Pd/C‐Catalyzed Double Bond Isomerization of N‐Acyl‐1,2,3,6‐tetrahydropyridines to N‐Acyl Enamines.
Authors: WANNER K. T. , KAERTNER A. +
Published: May 2016

The optically pure dioxolanone (II) reacts with the tetrahydropyridine (I) in water to give the amide (III) with an enantiomeric excess of 93%.
ChemInform Abstract: Synthesis and Properties of 2‐Amino‐3‐ethoxycarbonylthieno(2,3‐b)quinuclidine Derivatives.
Authors: KAMINKA M. E. , VOROB'EVA V. YA. , NIKITIN V. B. , MIKHLINA E. E. , ZHIRNIKOVA M. L. , YAKHONTOV L. N.
Published: May 2016

Reaction of 3‐oxoquinuclidine (I) with the cyanoacetic ester (II) and elemental sulfur (III) gives the thienoquinuclidine (IV) which is acylated, producing the acylamino derivatives (VII).
ChemInform Abstract: Synthesis of Biologically Active 4‐Benzyl‐1(2H)‐phthalazinones and 2‐Aryl‐3(2H)‐1‐benzal‐isoindolinones.
Authors: BEDAIR A. H. , LAMPHON R. Q. , EL GHAZAL S. A.
Published: May 2016

The phthalazinones (IV), (VI) and (VIII) are prepared from the phthalazinone (I).
ChemInform Abstract: Activated Nitriles in Heterocyclic Synthesis: A Novel Synthesis of Pyrimidine Derivatives.
Authors: IBRAHIM N. S. , SHAMS H. Z. , ABD EL‐AAL F. A. E. , ELNAGDI M. H.
Published: May 2016

The 3‐aminocrotonitriles (I) undergo 1 + 1 addition to the aromatic nitriles (II) to yield the pyrimidines (III).
ChemInform Abstract: Steric Effects on Pyrolysis Reactions. The Thermal Retro‐Ene Reaction of Pyrazine Ethanols.
Authors: HOUMINER Y. , FENNER R. A. , SECOR H. V. , SEEMAN J. I.
Published: May 2016

The substituted pyrazine ethanols (III) and (VII) are synthesized as outlined in the reaction scheme.
ChemInform Abstract: Antimycotic Activity of Thiazolo(4,5‐b)quinoxaline‐2‐thione Derivatives.
Authors: PETROVA G. M. , CHARUSHIN V. N. , SHCHERBAKOVA N. V. , GOLOD M. S. , CHUPAKHIN O. N.
Published: May 2016

Reaction of the quinoxalinium salts (I) with the dithiocarbamates (II) yields the thiazoloquinoxalines (III) which have moderate fungistatic activity.
ChemInform Abstract: Phosphorus Pentoxide in Organic Synthesis. Part 32. A New Synthesis of Quipazine and Its N‐Methyl Derivatives.
Authors: JENSEN J. A. , PEDERSEN E. B.
Published: May 2016

Treatment of the acetanilides (I) with N‐methylpiperazine (II) and P2O5 in diethylformamide (III) proceeds under ring closure to give the quinolines (IV).
ChemInform Abstract: Synthesis and Properties of 4a‐Derivatives of 6,8‐Dimethylpyrimido‐(5,4‐e)(1,2,4)triazine‐3,5,7‐trione.
Authors: AZEV YU. A. , MUDRETSOVA I. I. , SIDOROV E. O. , PIDEMSKII E. L. , GOLENEVA A. F. , ALEKSANDROVA G. A.
Published: May 2016

Reaction of antibiotic 2‐methylfervenulone (MSD‐92) (I) with nucleophiles is investigated.
ChemInform Abstract: Electrochemistry of Organic Cations. Part 5. Synthesis of 3,10‐Diaza‐tricyclo(5.3.1.12,6)dodeca‐4,8‐diene Derivatives by a Two‐Step Electrochemical Reduction of Pyridinium Ions.
Authors: PRAGST F. , KOEPPEL H. + , WALKHOFF E. , BOCHE E.
Published: May 2016

The 1‐alkylsubstituted (Ia)‐(Ic) and the 1‐arylsubstituted (Id) 2,4,6‐trimethylpyridinium salts undergo cathodic reductive dimerization in an alkaline medium to afford the bis‐1,4‐dihydropyridinyl derivatives (II) or their isomers (IV).
ChemInform Abstract: Synthesis of Disiloxanes Containing Hydroxyalkyl Groups.
Authors: BRAUN F. , WILLNER L. , HESS M. , KOSFELD R.
Published: May 2016

The ω,ω'‐bis(siloxy)disiloxanes (V) are prepared from the 1,1,3,3‐tetramethyldisiloxane (IV) and the protected alkenols (III).
ChemInform Abstract: Alkyl Migration in Pentavalent Phosphorus Compounds.
Authors: GASPARYAN G. TS. , PETROVSKII P. V. , PANOSYAN G. A. , OVAKIMYAN M. ZH. , INDZHIKYAN M. G.
Published: May 2016

Tripropyl‐ (Ia) or tributylphosphine (Ib) reacts with 3‐methylbutyn‐3‐ ol (II) to give the phosphine oxides (III).
ChemInform Abstract: Synthesis of Allyl‐ and Propargylphosphonates from Diethyl Phosphite in the Presence of Potash.
Authors: KHACHATRYAN R. A. , OVSEPYAN S. A. , INDZHIKYAN M. G.
Published: May 2016

Diethyl phosphite (II) reacts with the alkenyl(alkynyl) bromides (I) in the presence of recrystallized potash to give the phosphonates (III) or (IV) and (V).
ChemInform Abstract: Generation and Dienophilic Reactivity of α‐Oxo Selenoaldehydes and Ketones.
Authors: NAKAYAMA J. , AKIMOTO K. , NIIJIMA J. , HOSHINO M.
Published: May 2016

The sulfur ylide (I) reacts with selenium to form the α‐oxo selenoketone (II) which reacts with the dienes (III), (V), or (VIII) to produce the cycloadducts (IV), (VI), and (VII) or (IX) and (X).
ChemInform Abstract: Carbene Complexes. Part 21. Synthesis and Characterization of Bis(carbene)molybdenum(II) Complexes and Dimetal(0) Complexes of the Group 6 Elements Containing Novel Bridging Bis(carbene) Ligands; X‐Ray Structures of (Mo(CO)2(LEt)2(OSO2CF3)2) (LEt: Cyclic CN(Et)(CH2)2NEt) and (W(CO)5(C(OEt)CH2C6H4CH2C(OEt)‐o)W(CO)5).
Authors: ANDERSON D. M. , BRISTOW G. S. , HITCHCOCK P. B. , JASIM H. A. , LAPPERT M. F. , SKELTON B. W.
Published: May 2016

Treatment of the bis(carbene)tetracarbonyl‐Mo(0) complex (I) with two equiv. of AgOSO2CF3 (II) readily yields the Mo(II) complex (III).
ChemInform Abstract: Nickel(II), Copper(II), and Zinc(II) Complexes of Pentaazamacrocyclic Ligands. Crystal and Molecular Structure of 3,6,9,12‐Tetramethyl‐3,6,9,12,18‐pentaazabicyclo(12.3.1)octadeca‐1(18),14,16‐trienezinc(II) Perchlorate.
Authors: ALCOCK N. W. , MOORE P. , OMAR H. A. A. , READER C. J.
Published: May 2016

The three related pentaazamacrocyclic ligands (VII) are prepared as shown.
ChemInform Abstract: Organic Chemistry of Dinuclear Metal Centres. Part 9. Diruthenium Complexes of Buta‐1,3‐diene. X‐Ray Crystal Structure of (Ru2(CO)2(μ‐s‐trans‐η2:η2′‐CH2CHCHCH2)(η‐C5H5)2).
Authors: LEWANDOS G. S. , KNOX S. A. R. , ORPEN A. G.
Published: May 2016

Heating the complex (I) with butadiene (II) gives the derivative (IIIa), which on photolysis yields the complexes (IVa) and (V), the latter arising from a new transformation of the diene.
ChemInform Abstract: Synthesis Using Metal Atoms of (RuH(η‐C6H6)(PMe3)(σ‐C6H5)), (OsH(η‐C6H6)(PMe3)(σ‐C6H5)), (MnH(η‐C6H6)(PMe3)2), and (Mn(η‐C5H5)(PMe3)3): Arene Ligand‐Exchange Reactions of (RuH(η‐C6H6)(PMe3)(σ‐C6H5)).
Authors: GREEN M. L. H. , JOYNER D. S. , WALLIS J. M.
Published: May 2016

Cocondensation of atoms of Ru, Os, or Mn with benzene‐trimethylphosphine gives the hydrido‐η6‐benzene complexes (I) and (II).
ChemInform Abstract: Reactivity of a Cluster‐Coordinated Acyl. Reduction of a μ‐Acetyl Ligand to Acetaldehyde.
Authors: COWIE A. G. , JOHNSON B. F. G. , LEWIS J.
Published: May 2016

The action of HI on the pentanuclear carbido‐cluster (Ia) removes the μ‐AuPPh3 ligand as (II) and forms (Ib).
ChemInform Abstract: Synthesis of Parabactin Analogues and Formation of Transition Metal Complexes of Parabactin and Related Compounds.
Authors: MIYASAKA T. , NAGAO Y. , FUJITA E. , SAKURAI H. , ISHIZU K.
Published: May 2016

From the key compound (Va), prepared by monitored aminolysis of (III) with spermidine (IV), the spermidine‐catecholamides (Vb) and (VIa)‐(VIc) are obtained.
ChemInform Abstract: Evaluation of Titanium as a Diffusion Barrier Between Aluminum and Silicon for 1.2 μm CMOS Integrated Circuits.
Authors: FARAHANI M. M. , TURNER T. E. , BARNES J. J.
Published: May 2016

Metallurgical, electrical, and reliability studies are performed for an Al‐0.5% Cu/Ti bilayer interconnecting metallization structure used in 1.2 μm DRAM and SRAM integrated circuit devices.
ChemInform Abstract: Force Constants and Fundamental Frequencies of the Lanthanoid Trihalide Molecules
Authors: JIA Y. Q. , ZHANG S. G.
Published: May 2016

, calculated by means of the effective nuclear charge model, are in agreement with experimental data.
ChemInform Abstract: Crystal Structure of Difluorochloronium Tetrafluoroborate, ClF+ 2BF‐ 4, at ‐120 °C.
Authors: ANTIPIN M. YU. , ELLERN A. M. , SUKHOVERKHOV V. F. , STRUCHKOV YU. T. , BUSLAEV YU. A.
Published: May 2016

The novel title compound (III) is obtained only under strictly anhydrous conditions (yield not given).
ChemInform Abstract: Preparation of Deuterated 1‐Phenylethanols by Reductive Dehalogenation of the Corresponding Haloacetophenones with Raney Alloys in Alkaline Deuterium Oxide Solution.
Authors: TASHIRO M. , MATAKA S. , NAKAMURA H. , NAKAYAMA K.
Published: May 2016

Whereas with Ni‐Al alloy more than the expected amount of 2H is introduced into the phenyl ring, with Raney Cu‐Al alloy the desired ethanols (II) are obtained in high isotopic purity, as checked by the benzoic acids (III) (each halogen replaced exactly by one 2H).
ChemInform Abstract: The Reaction Between 3‐Aryl‐5‐methyl‐1,2,4‐oxadiazoles and Triphenylphosphine: A Fragmentation of the Heterocycle with Deoxygenation.
Authors: BROWN J. W. , WILSON D. A.
Published: May 2016

The reaction of the oxadiazole (Ia) with (II) studied in detail is of first‐order in each compound with Ea = 79.3 ±5 kJ/mol and ΔS* = ‐177 ±10 J/K·mol (at 473 K).
ChemInform Abstract: General Method of Synthesis for Natural Long‐Chain β‐Diketones.
Authors: BARBIERI G. , SEOANE G. , TRABAZO J.‐L. , RIVA A. , UMPIERREZ F. , RADESCA L. , TUBIO R. , KWART L. D. , HUDLICKY T.
Published: May 2016

Acylation of the malonic ester (II) with the acyl chlorides (I) yields the keto esters (III) which are further acylated to give the diketo esters (V).
ChemInform Abstract: Magnesium Salt‐Induced Opening of α,β‐Epoxy Sulfoxides: A Synthesis of α‐Chloro Ketones, α‐Alkoxy Ketones, and α,β‐Unsaturated Ketones from Carbonyl Compounds Through α,β‐Epoxy Sulfoxides.
Authors: SATOH T. , SUGIMOTO A. , YAMAKAWA K.
Published: May 2016

The sulfinyloxiranes (I) are cleaved with magnesium chloride in several solvents to form the α‐chloro ketones (II).
ChemInform Abstract: Synthesis of (2S,3S,5S)‐3‐Hydroxy‐5‐methyl‐2‐pyrrolidinecarboxylic Acid, a Component of Actinomycin Z1.
Authors: FUSHIYA S. , CHIBA H. , OTSUBO A. , NOZOE S.
Published: May 2016

The L‐vinylglycine derivative (I) reacts with the nitrile oxide (II), prepared in situ from nitroethane and p‐chlorophenyl isocyanate to give the diastereomeric isoxazolines (III) and (IV).
ChemInform Abstract: Reduction of 1‐(2‐Hydroxy‐3,5‐di‐tert.‐butylphenyl)pyridinium Halides and Their Zwitterions. Formation of Di‐ and Tetrahydropyrido(2,1‐b)benzoxazoles.
Authors: FUKATA G. , ITOH T. , MATAKA S. , TASHIRO M.
Published: May 2016

Treatment of the pyridinium halides (I) with Raney‐Ni‐Al alloy in KOH/MeOH yields the novel cyclization products (III) and (IV).
ChemInform Abstract: Potential Antitumor Agents. Part 2. Lappin Intramolecular Cyclization of Diethyl 3‐Carbazolylaminomethylenemalonate: A Structure Assignment.
Authors: CORELLI F. , MASSA S. , STEFANCICH G. , ARTICO M. , SILVESTRI R.
Published: May 2016

The carbazolyl‐ and tetrahydrocarbazolylaminomethylenemalonates (I) and (VI) respectively are cyclized to give the fused 4‐pyridones (IIa) and (VIIa) which are N‐alkylated to yield (IIb) and (VIIb).
ChemInform Abstract: Some Sterically Hindered Lithium Alkylbromo‐ and Alkylchloro‐magnesates, ‐cadmates, and ‐manganates. Crystal and Molecular Structures of (Li(thf)2(μ‐Br)2Mg(C(SiMe3)3)(thf)), (Li(thf)4) ((Cd(C(SiMe3)3))3(μ‐Br)3(μ3‐Br))·0.5 C6H12, ((Li(thf))3(μ3‐Br)3(μ3‐OSiMe3)Cd(C(SiMe3)3)), and (Li(thf)4) ((Mn(C(SiMe3)3))3‐(μ‐Cl)4(thf)) (thf: tetrahydrofuran).
Authors: BUTTRUS N. H. , EABORN C. , EL‐KHELI M. N. A. , HITCHCOCK P. B. , SMITH J. D. , SULLIVAN A. C. , TAVAKKOLI K.
Published: May 2016

The Li compound (I) reacts with (II) to give the magnesate (IV) (no yield given) which is the first one of this type to be characterized by a crystal structure determination ( P21/n, Z=4).
ChemInform Abstract: Organolanthanoids. Part 12. Reactions of Bis(cyclopentadienyl)ytterbium(II) with Some Diorganomercurials.
Authors: DEACON G. B. , WILKINSON D. L.
Published: May 2016

The title reactions are outlined in the scheme.
ChemInform Abstract: Preparation and Characterization of Diorgano‐ and Dihalo‐bis(monothio‐β‐diketonato)tin(IV) Complexes. Crystal and Molecular Structures of SnY2(btbm)2 and SnY2(tacac)2 (Y: Me or Cl).
Authors: SREELATHA C. , SRIVASTAVA D. K. , GUPTA V. D. , NOETH H. +
Published: May 2016

The Sn complexes of monothioacetylacetone are prepared by reaction of stoichiometric amounts of the respective diorganotin(IV) dichloride or tin(IV) tetrahalide in CH2Cl2 (no yields given), the benzoyl(thiobenzoyl)methane analogues are obtained by literature procedures.
ChemInform Abstract: Preparation and Characterization of New Transition‐Metal Complexes of Dipyridylmethane Dicarboxylic Acids. Crystal Structure of the Copper(II) Complex of 1,1‐Bis(6‐carboxy‐2‐pyridyl)‐1‐methoxypropane.
Authors: CSOEREGH I. + , ELMAN B. , HOEGBERG K. + , MOBERG C. , NYGREN M.
Published: May 2016

The preparation of the new complexing ligands of tetradental bis(picolinic)acids, (VII) and (XIII), occurs according to the scheme.
ChemInform Abstract: Synthesis of the Arene Complex ((RuCl2(η6‐o‐MeC6H4CO2Me))2) and Separation of Its Diastereomeric (‐)(S)‐1‐Phenylethylamine Adducts.
Authors: PERTICI P. , SALVADORI P. , BIASCI A. , VITULLI G. , BENNETT M. A. , KANE‐MAGUIRE L. A. P.
Published: May 2016

The title dimer (III) prepared according to the scheme is the first example of an arene‐Ru complex having planar chirality with respect to the face of the coordinated arenes.
ChemInform Abstract: Stereochemical Non‐Rigidity of Dithioether Complexes of Trimethylplatinum(IV) Halides. X‐Ray Crystal Structures of (PtClMe3(MeSCH2CH2SEt)) and (PtIMe3(MeSCH2CH2StBu)).
Authors: ABEL E. W. , MOSS I. , ORRELL K. G. , SIK V. , STEPHENSON D. , BATES P. A. , HURSTHOUSE M. B.
Published: May 2016

The title complexes (III) are synthesized as shown in the scheme for the example of (IIIa) according to published methods.
ChemInform Abstract: Structure Elucidation of Longikaurin A and Longikaurin B, New Biologically Active Diterpenoids from Rabdosia longituba and Chemical Conversion of Oridonin into Dihydrolongikaurin A.
Authors: TAKEDA Y. , FUJITA T. , SHINGU T.
Published: May 2016

Longikaurin A (Ia) and B (Ib) are isolated together with the known kamebakaurin (II) from the title species.
ChemInform Abstract: Optically Active N‐Hydroxy‐α‐L‐amino Acid Methyl Esters: An Improved and Simplified Synthesis.
Authors: GRUNDKE G. , KEESE W. , RIMPLER M.
Published: May 2016

The amino acids (I) are converted to the aldimines (III) and then oxidized with m‐chloroperoxybenzoic acid to give the oxaziridines Z‐(IV).
ChemInform Abstract: Synthesis, Stereochemistry, Intramolecular Cyclization, and Rates of Hydrolysis of Adenosine 2′,3′‐Acetals.
Authors: BAKTHAVACHALAM V. , LIN L.‐G. , CHERIAN X. M. , CZARNIK A. W.
Published: May 2016

Treatment of adenosine (I) with the carbonyl compounds (II) or the orthoesters (IV) gives the corresponding 2',3'‐acetals.
ChemInform Abstract: Early Stages of Alumina Sol‐Gel Formation in Acidic Media: An 27Al NMR Spectroscopy Investigation.
Authors: NAZAR L. F. , KLEIN L. C.
Published: May 2016

The hydrolysis of aluminum sec‐butoxide is studied as a function of temperature.
ChemInform Abstract: Voltammetric Study of the Underpotential Deposition of Copper on Polycrystalline and Single Crystal Palladium Surfaces.
Authors: CHIERCHIE T. , MAYER C.
Published: May 2016

The results obtained indicate that Cu adatoms adsorb epitaxially with the Pd substrate on (111) and (100) Pd single crystal planes.
ChemInform Abstract: Electrochemical Stabilization of Illuminated Single Crystal WSe2 Anodes.
Authors: ANTONIOUS M. S. , ETMAN M. , SAVY M.
Published: May 2016

The influence of cathodic prepolarization on the current‐voltage curves of single crystal n‐WSe2 anodes in 0.5 M H2SO4 are investigated in the dark and under illumination.
ChemInform Abstract: The (3 + 2) Cycloaddition Reaction of Nonstabilized Azomethine Ylide Generated from Trimethylamine N‐Oxide to CC, C=N, and C=S Bonds.
Authors: BEUGELMANS R. , CHASTANET J. , ROUSSI G.
Published: May 2016

The ylide generated from trimethylamine N‐oxide (I) reacts with the acetylenes (II), (IV), or (VI) to give the pyrrole (III) or the pyrrolines (V) and (VII).
ChemInform Abstract: Some Reactions with vω‐Bromoacetophenone: Novel Synthesis of Polysubstituted Pyrrole, Furan, Pyridine, and Pyridazine Derivatives.
Authors: ABDELRAZEK F. M. , ERIAN A. W. , EL‐TORGOMAN A. M.
Published: May 2016

Coupling of vω‐bromoacetophenone (I) with malononitrile (II) gives the phenacylmalononitrile (III) which is cyclized with trichloroacetonitrile (IV), forming the pyrrole (V).
ChemInform Abstract: Nitration of 4‐Halo‐1‐methylpyrazoles in Sulfuric Acid.
Authors: PEREVALOV V. P. , MANAEV YU. A. , BARYSHNENKOVA L. I. , KANEP E. E. , ANDREEVA M. A. , STEPANOV B. I.
Published: May 2016

The nitration of the 4‐halo‐1‐methylpyrazoles (I) is studied in detail.
ChemInform Abstract: Photochemical Route to Cyclobut(b)isoxazolo(4,5‐e)pyridine, a New Heterocyclic System.
Authors: ADEMBRI G. , DONATI D. , FUSI S. , PONTICELLI F.
Published: May 2016

Photochemical cycloaddition reaction of the 1,4‐dihydropyridines (I) with acrylonitrile (II) gives a mixture of the azabicyclooctenes (III) and (IV).
ChemInform Abstract: Syntheses of 1,4‐Oxazepines, 1,4‐Diazepines, and Their 5‐Oxo Derivati‐ACHTUNG: ABSCHALTUNG PORTSELEKTOR Q18 FUER CA. 15 MIN. IN KUERZE ] ves from 2‐Pyridones.
Authors: KURITA J. , YONEDA T. , KAKUSAWA N. , TSUCHIYA T.
Published: May 2016

Photolytic valenzisomerization of the 2‐pyridones (I) followed by N‐silylation of the 3‐oxo‐2‐azabicyclo(2.2.0)hex‐5‐enes (II) yields the bicyclic N‐silylazetidinones (IV) which are transformed into the epoxide or aziridine derivatives (V).
ChemInform Abstract: Synthesis of 9,9‐Dimethyl‐9‐silaacridane and of Some Derivatives with Varied N‐Side Chains.
Authors: WANNAGAT U. , WIESE D.
Published: May 2016

In the course of pharmacological investigations, the title compounds (IV), (VI), (IXa) (space group P21/a with Z = 8), (IXb) and (IXc) are prepared.
ChemInform Abstract: Oxophospholes from the Alkoxyphosphonium Ylides Formed in the Reaction of Trialkyl Phosphites or Dialkyl Phosphonites with Dimethyl Acetylenedicarboxylate.
Authors: CAESAR J. C. , GRIFFITHS D. V. , TEBBY J. C.
Published: May 2016

The title reaction between (Ia)‐(Ic) and (II) affords the cyclic ylides (III) which are protonated and dealkylated in the presence of HBr to give the compounds (IV).
ChemInform Abstract: Chemistry of Polyfunctional Molecules. Part 99. Hydrolysis and Oxidative Hydrolysis of Tetrakis((diiodarsino)methyl)methane. X‐ray Structure Determination of an Organoarsenic Oxide‐Arsonous Acid Compound.
Authors: ELLERMANN J. , BREHM L. , KOECK E. + , LINDNER E. , HILLER W. , FAWZI R.
Published: May 2016

Basic hydrolysis of the tetrakis(arsinomethyl)methane (I) leads to the formation of the trioxatriarsaadamantylmethylarsonous acid (II), the structure of which is determined by X‐ray crystallography of the H/D exchanged product.
ChemInform Abstract: Synthetic Microbial Chemistry. Part 17. Synthesis of the Complement Inhibitor (‐)‐K‐76 and of Related Compounds.
Authors: MORI K. , KOMATSU M.
Published: May 2016

The diester (II) is transformed to the isomeric compounds (IIIa) and (IIIb); analogously, the isomers (Va) and (Vb) are obtained from the (II)‐analogue (IV).
ChemInform Abstract: Instability of the Characteristics of the Positive Temperature Coefficient of Resistivity in High‐Curie‐Point Barium‐Lead Titanate Ceramics and Their Grain Structures.
Authors: KUWABARA M. , NAKAO K. , OKAZAKI K.
Published: May 2016

The microstructure of two types of samples of the title ceramics, one showing a significant isothermal resistivity change and the other exhibiting only little resistivity change in the temp. region of the Curie point, are examined in terms of grain size, grain shape, and interconnecting morphology of the sintered grains.
ChemInform Abstract: Onium Ions. Part 36. The Tetrahydridosulfonium Dication, H4S2+. Hydrogen‐Deuterium Exchange of DH2S+ in FSO3D:SbF5 and D2HS+ in FSO3H:SbF5 and Theoretical Calculations.
Authors: OLAH G. A. , PRAKASH G. K. S. , MARCELLI M. , LAMMERTSMA K.
Published: May 2016

1H NMR spectroscopic results show that isotopomeric hydridosulfonium ions undergo proton/deuterium exchange in the title solutions.
ChemInform Abstract: Synthesis of the Anion B6H2‐ 6.
Authors: VINITSKII D. M. , REZVOVA T. V. , SOLNTSEV K. A. , KUZNETSOV N. T.
Published: May 2016

A novel method for the preparation and the purification of Cs2B6H6 (IV) is described.
ChemInform Abstract: Crystal Structure of a New Form of Copper(II)‐Inosine 5′‐Monophosphate‐2,2′‐Dipyridylamine Ternary Complex.
Authors: GIORGI G. , CINI R.
Published: May 2016

Two crystalline forms of the title complex are obtained from aqueous solution at pH 6.2, both crystallizing in P21 with Z=2 with different cell parameters.
ChemInform Abstract: Synthesis and Chemistry of Perfluoro‐2‐iodo‐2‐methylalkanes.
Authors: PROBST A. , RAAB K. , ULM K. , VON WERNER K.
Published: May 2016

Starting with the perfluoroalkenes (I), the perfluoro‐tert‐alkyl iodides (II) are prepared using two different methods.
ChemInform Abstract: Acylation of Cyanoacetic Ester with Dicarboxylic Dichlorides ClCO(CH2)nCOCl Under Phase‐Transfer Conditions.
Authors: SIZOV A. YU. , KADENTSEV V. I. , BOGDANOV V. S. , YANOVSKAYA L. A. , DOMBROVSKII V. A.
Published: May 2016

The title reaction gives the bis‐diacyl derivatives (III) in the enol form.
ChemInform Abstract: Specific Intramolecular ortho Photocycloaddition of Substituted 4‐Phenoxybut‐1‐enes.
Authors: COSSTICK K. B. , DREW M. G. B. , GILBERT A.
Published: May 2016

Photolysis of the p‐cyanophenyl homoallyl ether (I) gives the unstable cycloadduct (II) which undergoes isomerization to form a mixture of the cyclooctatriene (III) and the tricyclic tetrahydrofuran (IV).
ChemInform Abstract: X=Y‐ZH Systems as Potential 1,3‐Dipoles. Part 15. Amine Generated Azaallyl Anions versus Metallo‐1,3‐dipoles in Cycloadditions of α‐Amino Acid Esters. Facile Regio‐ and Stereospecific Formation of Pyrrolidines.
Authors: BARR D. A. , GRIGG R. , GUNARATNE H. Q. N. , KEMP J. , MCMEEKIN P. , SRIDHARAN V.
Published: May 2016

1. Kinetic studies of the deprotonation of arylidene imines such as (Ia), (Ib) (as well as those with Ar: p‐nitrophenyl, p‐anisyl, p‐dimethylaminophenyl) by tert. amines and pyridine and cycloaddition of the respective resulting 4π‐azaallyl anions to the dipolarophile (IV) show the expected dependance on the p‐substituent in the aryl ring, e.g. p‐NO2 > H > p‐O‐Me > p‐NMe2.
ChemInform Abstract: Rearrangements of Pinacolone in the Ritter Reaction.
Authors: BORODAEV S. V. , ZUBKOVA O. V. , LUK'YANOV S. M.
Published: May 2016

A novel type of retro‐pinacolone rearrangement is observed in the reactions between pinacolone (I) and benzonitrile (II), which afford the oxadiazine (V) or the oxazoline (VI), depending on the reaction conditions.
ChemInform Abstract: Cholecystokinin Antagonists. Synthesis and Biological Evaluation of 4‐Substituted 4H‐(1,2,4)Triazolo(4,3‐a)(1,4)benzodiazepines.
Authors: BOCK M. G. , DIPARDO R. M. , EVANS B. E. , RITTLE K. E. , VEBER D. F. , FREIDINGER R. M. , CHANG R. S. L. , LOTTI V. J.
Published: May 2016

The thioketones (I), prepared from the corresponding ketones with Lawesson's reagent, react with hydrazine (II) to give the hydrazones (III) which undergo cyclocondensation with the orthoesters (IV) to form the triazolobenzodiazepines (V).
ChemInform Abstract: The Synthesis and Some Applications of New 1,3‐Dilithiopropanes: Dimethylbis(α‐lithiobenzyl)silane and Its Germanium Analogue.
Authors: AKKERMAN O. S. , BICKELHAUPT F.
Published: May 2016

Benzyl bromide (I) is converted into the thioether (III) and then lithiated.
ChemInform Abstract: Metal Atom Synthesis of Metallaborane Clusters. Part 9. Synthesis and Structural Characterization of iso‐8‐(η‐C5H5)CoB17H21.
Authors: KANG S. O. , SNEDDON L. G.
Published: May 2016

The title compound (I) is obtained by reaction of Co vapor with cyclopentadiene and n‐B18H22 in low yield.
ChemInform Abstract: Synthesis and Rearrangement of Homoserine Derivatives.
Authors: BALDWIN J. E. , NORTH M. , FLINN A.
Published: May 2016

The reduction of the aspartic acid derivative (Ia) with diisobutyl‐AlH affords the L‐homoserine lactone (II); (Ib) or (Ic) likewise give (II) on reduction.
ChemInform Abstract: From Aziridines to Carbapenems via a Novel β‐Lactam Ring Closure: An Enantioselective Synthesis of (+)‐PS‐5.
Authors: TANNER D. , SOMFAI P.
Published: May 2016

The synthesis of the chiral acid (VII), a known intermediate for the title compound (VIII), is described starting from the Sharpless epoxy alcohol (I).
ChemInform Abstract: Ozonolysis of Alkenes and a Study of the Reactions of Polyfunctional Compounds. Part 34. Regiospecific Synthesis of Diastereomeric (.+‐.)‐7,11‐Dimethyloctadecane and (.+‐.)‐17,21‐Dimethylheptatriacontane.
Authors: ODINOKOV V. N. , AKHMETOVA V. R. , SAVCHENKO R. G. , VYRYPAEV E. M. , TOLSTIKOV G. A.
Published: May 2016

A novel synthesis of the title compounds (IXa) and (IXb) is described.
ChemInform Abstract: Methoxy(phenylthio)methane as an Ambi‐Equivalent of a Methoxy‐ or Phenylthiomethylene 1,1‐Dipole.
Authors: SATO T. , OKURA S. , OTERA J. , NOZAKI H.
Published: May 2016

Methoxy(phenylthio)methane (I) reacts with butyllithium and the halides (II) to give the substitution products (III).
ChemInform Abstract: Structure/Red Blood Cell Permeability. Activity of Iron(III) Chelator Complexes.
Authors: KONTOGHIORGHES G. J.
Published: May 2016

Chelators which form charged or hydrophilic Fe complexes (e.g.
ChemInform Abstract: Alkali (Li, Na, K, Rb, Cs, Fr) and Alkaline Earth (Be, Mg, Ca, Sr, Ba, Ra) Elements
Authors: SNAITH R.
Published: May 2016

Review: (268 refs.
ChemInform Abstract: Halogens (F, Cl, Br, I, At) and Noble Gases
Authors: THOMAS M. J. K.
Published: May 2016

Review: (132 refs.
ChemInform Abstract: Investigations of Calcium Silicate Hydrate Structure Using 29Si NMR Spectroscopy.
Authors: YOUNG J. F.
Published: May 2016

FT (Fourier transform) and CP (cross‐polarization) 29Si NMR is used to study the effects of temp. and the addition of reactive silica on the structure of amorphous calcium silicate hydrate (C‐S‐H), produced by hydration of alite, Ca3SiO5.
ChemInform Abstract: Kinetics of Base Hydrolysis of (Nitrato)pentaamminecobalt(III): Stability and Reactivity of Its Ion Pairs with Perchlorate and Azide.
Authors: ROTZINGER F. P.
Published: May 2016

The kinetics of base hydrolysis of the title complex are studied in aqueous LiOH, NaOH, and KOH at 25 °C and variable ionic strength (0.01 < I ≤ 0.8), in the absence and presence of ClO4‐ and N3‐.
ChemInform Abstract: Preparation and Crystal Structure of Rb2Sb4S7.
Authors: SHELDRICK W. S. , HAEUSLER H.‐J. +
Published: May 2016

The preparation of single crystals of the title compound (III) is achieved for the first time by methanolothermal reaction of Rb2CO3 with Sb2S3 at 140 °C. Rb2Sb4S7 crystallizes in a hitherto unknown structural type.
ChemInform Abstract: Synthesis and Vibrational Spectra of Dioxouranium(VI), Th(IV), Zr(IV), and Oxozirconium(IV) Chlorosulfates and Their Complexes with Some Organic Donors.
Authors: ZAIDI S. A. A. , ZAIDI S. R. A. , SHAHEER S. A. , KHAN T. A.
Published: May 2016

The title compounds UO2(SO3Cl)2, Th(SO3Cl)4, Zr(SO3Cl)4, and ZrO(SO3Cl)2 are obtained from the solvolytic reaction of the corresponding anhydrous acetates and HSO3Cl.
ChemInform Abstract: Equilibrium Structure, Stabilized Transition State, or Disorder in the Crystal? A Low Temperature X‐Ray Analysis of the Antiaromatic Systems Tetra‐tert‐butyl‐s‐indacene (I) and Tetra‐tert‐butylcyclobutadiene (II).
Authors: DUNITZ J. D. , KRUEGER C. + , IRNGARTINGER H. , MAVERICK E. F. , WANG Y. , NIXDORF M.
Published: May 2016

An analysis of the anisotropic displacement parameters is given using experimental X‐ray data for (I) (space group P21/n with Z=2 at 100 K) and literature data for (II) (at 123 K).
ChemInform Abstract: Carbanion‐Accelerated Claisen Rearrangements. Part 4. Asymmetric Induction via 1,3,2‐Oxazaphosphorinanes.
Authors: DENMARK S. E. , MARLIN J. E.
Published: May 2016

The oxazaphosphorinanes (IX) are prepared from the 3‐hydroxybutylamines (VI) and the propargylic alcohols (VIII).
ChemInform Abstract: Overtone Vibrational Photochemistry of Quadricyclane.
Authors: LISHAN D. G. , REDDY K. V. , HAMMOND G. S. , LEONARD J. E.
Published: May 2016

The excitation of the ν = 4‐7 C‐H overtones of quadricyclane (I) involves excitation energies greater than the activation energy of ring‐opening leading to the C7 species (II)‐(IV) and the retro‐Diels‐Alder products (V) and (VI).
ChemInform Abstract: Electrophilic Reactions at Single Bonds. Part 22. Superacid‐Catalyzed Electrophilic Formylation of Adamantane with Carbon Monoxide Competing with Koch‐Haaf Carboxylation.
Authors: FAROOQ O. , MARCELLI M. , PRAKASH G. K. S. , OLAH G. A.
Published: May 2016

According to the 6 conditions given in the scheme, the yield of aldehyde (Ib) increases from 0.2% to 21% on the expense of the major Koch‐Haaf product (Ic).
ChemInform Abstract: Gas‐Phase Thermal Reactions of 18F Atoms with cis‐1‐Chloropropene and trans‐1‐Chloropropene.
Authors: ROGERS P. J. , ROWLAND F. S.
Published: May 2016

The title reaction of 18F atoms moderated to thermal energies is characterized by terminal addition to the π bond with subsequent loss of Cl leading to (II) and (III).
ChemInform Abstract: Asymmetric Synthesis Catalyzed by Chiral Ferrocenylphosphine. Transition‐Metal Complexes. Part 5. Palladium‐Catalyzed Asymmetric Allylation of Active Methine Compounds.
Authors: HAYASHI T. , KANEHIRA K. , HAGIHARA T. , KUMADA M.
Published: May 2016

Catalytic asymmetric allylation of the sodium enolates of β‐diketones such as (I) with allyl acetate (II) is investigated.
ChemInform Abstract: Immonium Ion Based Synthetic Methodology: A Novel Method for the N‐Methylation of Dipeptides and Amino Acid Derivatives via Retro Aza Diels‐Alder Reactions.
Authors: GRIECO P. A. , BAHSAS A.
Published: May 2016

The amino acid esters (II) react with formaldehyde (III) to give an intermediate iminium ion which undergoes cycloaddition reaction with cyclopentadiene (I), producing the azanorbornene derivatives (IV).
ChemInform Abstract: 2,4‐Dimethylenetricyclo(3.3.0.03,7)octane and 2,9‐Dimethylenetricyclo‐(4.3.0.03,8)nonane. Synthesis and Through‐Space Interactions.
Authors: GLEITER R. , KISSLER B.
Published: May 2016

The title compounds (Va) and (Vb) are prepared from the ketones (Ia) and (Ib) as outlined in the reaction scheme.
ChemInform Abstract: Pyrrolidine and α‐Methylene‐γ‐lactam from the Cyclization of α‐(Alkylaminoethyl)acrylate: Synthesis of Aza‐Sarkomycins.
Authors: TARNCHOMPOO B. , THEBTARANONTH C. , THEBTARANONTH Y.
Published: May 2016

2,3‐Di(methoxycarbonyl)‐1,3‐butadiene reacts with the primary amines (II) in various solvents at ambient temperature to give mixtures of the adduct (III) and the pyrrole derivatives (IV) and (V).
ChemInform Abstract: Synthesis and Characterization of Isomeric 2,3,3a,4‐Tetrahydro‐1H‐pyrrolo(1,2‐a)benzimidazol‐1‐ones from 1,2‐Phenylenediamines and 3‐Acylpropionic Acids.
Authors: CHIMIRRI A. , GRASSO S. , MONFORTE P. , ROMEO G. , ZAPPALA M.
Published: May 2016

4‐Methyl‐ (Ia) and 4‐chloro‐1,2‐phenylenediamine (Ic) react with the β‐acylpropionic acids (II) to give the tetrahydropyrrolobenzimidazolones (IIIa) and (IIIc) as the main products.
ChemInform Abstract: 1,3 Dipolar Cycloadditions of Azomethine Ylides with Aromatic Aldehydes. Syntheses of 1‐Oxapyrrolizidines and 1,3‐Oxazolidines.
Authors: ORSINI F. , PELIZZONI F. , FORTE M. , DESTRO R. , GARIBOLDI P.
Published: May 2016

Reaction of proline (I) with aldehydes (II) in DMSO followed by chromatographic work‐up yields the stereoisomeric oxapyrrolizidine derivatives (IIIa)‐(IIIe) and (IVa), (IVb), (IVe) by cycloaddition of an azomethine ylide intermediate with another equiv. of the carbonyl component acting as dipolarophile.
ChemInform Abstract: Convergent Functional Groups: Catalysis of Hemiacetal Cleavage in a Synthetic Molecular Cleft.
Authors: WOLFE J. , NEMETH D. , COSTERO A. , REBEK J. JUN.
Published: May 2016

Whereas the divergent diacid (IIIb) shows poor efficiency, the convergent stereoisomer (IIIa) is an effective catalyst for the dissociation of glycoaldehyde dimer (IV) (via intermediates) to the monomer (V) (kinetics).
ChemInform Abstract: Transacetalization of Triols with Dimethoxymethane. Selectivity and Synthetic Applications.
Authors: GRAS J.‐L. , NOUGUIER R. , MCHICH M.
Published: May 2016

Transacetalization of various triols such as (I), (IV), and (VII) with dimethoxymethane (II) yields cyclic hydroxy acetals such as (III), (V), and (VI) or (VIII).
ChemInform Abstract: Generation of Singlet Diatomic Sulfur from 9,10‐Epidithio‐9,10‐dihydroanthracene.
Authors: ANDO W. , SONOBE H. , AKASAKA T.
Published: May 2016

9,10‐Dimercapto‐9,10‐dihydroanthracene (Ib), which is prepared from the dibromide (Ia), reacts with p‐anisaldehyde (II) to give the dithioacetal (IIIa).
ChemInform Abstract: 1,3‐Dioxolo(4,5‐g)thiadiazolo(2,3‐b)quinazolin‐7‐one.
Authors: GAKHAR H. K. , KAUR R. , GILL J. K.
Published: May 2016

Reaction of the (chloromethyl)nitrobenzene (I) with the hydrazinecarboxylate (II) gives the derivative (III) which is reduced to yield the amino compound (IV).
ChemInform Abstract: Chemical and Catalytic Reductive Isomerization of (1,3)Oxazino(2,3‐a)isoquinolines to (1,3)Oxazino(3,2‐b)isoquinolines.
Authors: CAMPAGNA F. , CAROTTI A. , CASINI G.
Published: May 2016

Treatment of the tetracyclic oxazinoisoquinolines (I) with sodium borohydride results in formation of the alcohols (II) or the hexahydrooxobenzoxazinoisoquinolines (IIIb).
ChemInform Abstract: Electronic Properties of Phosphazene Substituents on Ferrocene.
Authors: SARACENO R. A. , RIDING G. H. , ALLCOCK H. R. , EWING A. G.
Published: May 2016

In order to establish the electronic structure of ferrocene‐substituted phosphazenes, some thermodynamic data and the oxidation‐reduction chemistry (cyclic voltammetry) are investigated.
ChemInform Abstract: Synthesis of Cobalt Complexes Containing Iminophosphino Ligands. Reactivity and Structure of (LCo(SO2))ClO4·C2H5OH (L: N,N′‐Bis(o‐(diphenylphosphino)benzylidene)‐o‐phenylenediamine).
Authors: GHILARDI C. A. , MIDOLLINI S. , MONETI S. , ORLANDINI A. , SCAPACCI G.
Published: May 2016

When SO2 gas is bubbled through a solution of the cobalt complexes of the ligands (I), a spontaneous redox process takes place and the air‐sensitive, diamagnetic complexes (IV) are formed.
ChemInform Abstract: An Asymmetric Intramolecular Michael Reaction. Construction of Chiral Building Blocks for the Synthesis of Several Alkaloids.
Authors: HIRAI Y. , TERADA T. , YAMAZAKI T.
Published: May 2016

The ester (II) which is readily available from the starting compound (I) is stereoselectively cyclized to the enantiomers (III) or (VII) using (R)‐(+)‐ or (S)‐(‐)‐phenylethylamine as chiral bases.
ChemInform Abstract: Crystal Structure of the SF‐ 5 Anion.
Authors: BITTNER J. , FUCHS J. , SEPPELT K.
Published: May 2016

The carbanion SF5‐C(CF3)2‐, easily obtainable from SF5‐C(CF3)=CF2 and CsF or RbF, resp., slowly decomposes to yield SF5‐ and (CF3)2C=C(CF3)2.
ChemInform Abstract: Crystal Structure of Cu7(OH)6(TeO3)2(SO4)2.
Authors: PERTLIK F. , ZEMANN J.
Published: May 2016

The new title compound, synthesized under hydrothermal conditions (Te, Na2S·9 H2O, Cu(NO3)2; 500 K, saturation vapor pressure), crystallizes in the space group P1 with Z=1.
ChemInform Abstract: In situ Raman Spectroscopy Combined with X‐Ray Photoelectron Spectroscopy and Nuclear Microanalysis for Studies of Anodic Corrosion Film Formation on Fe‐Cr Single Crystals.
Authors: THIERRY D. , PERSSON D. , LEYGRAF C. , DELICHERE D. , JOIRET S. , PALLOTTA C. , HUGOT‐LE GOFF A.
Published: May 2016

It is demonstrated that Raman spectroscopy can be applied under in situ conditions to study anodic corrosion films of varying thickness formed under controlled potentiostatic conditions in alkaline solutions.
ChemInform Abstract: Polypyrrole‐Clay‐Modified Electrodes
Authors: RUDZINSKI W. E. , FIGUEROA C. , HOPPE C. , KUROMOTO T. Y. , ROOT D.
Published: May 2016

are prepared by electropolymerization of pyrrole monomer onto clay‐modified electrodes from aqueous or MeCN solution.
ChemInform Abstract: Rechargeable Solid‐State Li Batteries Utilizing Polyphosphazene‐Poly(Ethylene Oxide) Mixed Polymer Electrolytes.
Authors: ABRAHAM K. M. , ALAMGIR M. , PERROTTI S. J.
Published: May 2016

Li/TiS2 cells are fabricated using polyethylene oxide (PEO)/poly(bis(methoxyethoxyethoxide)phosphazene) (MEEP) mixed electrolytes sandwiched between a Li foil anode and a TiS2 composite cathode.
ChemInform Abstract: Electrochemical Reduction of Oxygen on Passive Iron in Alkaline Solutions.
Authors: CALVO E. J. , SCHIFFRIN D. J.
Published: May 2016

The reduction of oxygen on passive iron occurs simultaneously with the reduction of the passive film.
ChemInform Abstract: Study of HSO‐ 4 and SO2‐ 4 Co‐Adsorption on a Platinum Electrode in Sulfuric Acid by in‐situ FT‐IR Reflection Absorption Spectroscopy.
Authors: KUNIMATSU K. , SAMANT M. G. , SEKI H. , PHILPOTT M. R.
Published: May 2016

The in‐situ IR spectroscopic results obtained for a polycrystalline Pt electrode in 0.05 M H2SO4 clearly show the coadsorption of HSO4‐ and SO42‐.
ChemInform Abstract: The Electrosorption of Bromide and Iodide Ions on Gold Using the Quartz Crystal Microbalance
Authors: DEAKIN M. R. , LI T. T. , MELROY O. R.
Published: May 2016

(QCM) is examined on polycrystalline gold in 50 mM NaClO4.
ChemInform Abstract: Agglomeration of Platinum Particles Supported on Carbon in Phosphoric Acid
Authors: HONJI A. , MORI T. , TAMURA K. , HISHINUMA Y.
Published: May 2016

is investigated under fuel cell operating conditions (205 °C, 1 atm) by means of a potential perturbation method.
ChemInform Abstract: Cation Replacement in α‐LiAlO2.
Authors: POEPPELMEIER K. R. , KIPP D. O.
Published: May 2016

It is demonstrated that more than 95% of the Li+ in α‐LiAlO2 (I) can be replaced by H+.
ChemInform Abstract: Synthesis and Electric Conductivity of a Solid Electrolyte of the NASICON Type.
Authors: BUKUN N. G. , DOMASHNEV I. A. , MOSKVINA E. I. , UKSHE E. A.
Published: May 2016

The title compound (V) is prepared by heating stoichiometric mixtures of the components (I)‐(IV) to 1230 °C. Phosphates of Na and Zr are found to be intermediates.
ChemInform Abstract: IR Spectroscopic Investigation of the Adsorption States of 1‐Butene, 1,3‐Butadiene, Furan, 2,5H‐Furanone, and Maleic Anhydride on Alumina‐Supported V2O5
Authors: RAMSTETTER A. , BAERNS M.
Published: May 2016

P2O5 Catalyst.
ChemInform Abstract: Construction of Four Consecutive Asymmetric Centers. Part 1. anti‐ and syn‐Selective Epoxidation of β‐Methyl‐cis‐homoallylic Alcohols.
Authors: HANAMOTO T. , KATSUKI T. , YAMAGUCHI M.
Published: May 2016

The diastereomeric epoxy alcohols (VIa), (VIb), (IXa), and (IXb) are synthesized as outlined in the reaction scheme, the latter are obtained in the form of their triisopropylsilyl ethers.
ChemInform Abstract: Construction of Four Consecutive Asymmetric Centers. Part 2. Regioselective Epoxide‐Ring Opening of γ,δ‐cis‐Epoxy‐β‐methyl Alcohols by Alkylation.
Authors: HANAMOTO T. , KATSUKI T. , YAMAGUCHI M.
Published: May 2016

Ring opening of the diastereomeric epoxides (I) by reaction with the complex cuprates (II) leads to the formation of all possible eight diastereomers of (III), containing four consecutive asymmetric centers, together with the compounds (IV) in two cases.
ChemInform Abstract: Organic Reactions in Liquid Crystalline Solvents. Part 6. Regiochemical Control of Bimolecular Chemical Reactivity in Smectic and Cholesteric Liquid Crystals.
Authors: LEIGH W. J. , MITCHELL D. S.
Published: May 2016

The reaction of the cholestane derivative (I) with the maleimide (II) in benzene, in the cholesteric and isotropic phases of two steroidal esters, in the smectic phase of 4‐(trans‐pentylcyclohexyl)‐4'‐(propylcyclohexyl)biphenyl (S1544), and in the isotropic phase of another mesogenic alkylbiphenyl derivative (S1409) is investigated.
ChemInform Abstract: Bicyclopropylidene: Cycloadditions onto a Unique Olefine.
Authors: DE MEIJERE A. , ERDEN I. , WEBER W. , KAUFMANN D.
Published: May 2016

The bicyclopropylidene (I) reacts with the dienes (II) to form the (2 + 2)‐cycloaddition products (III) and the (2 + 4)‐adducts (IV).
ChemInform Abstract: Reactions of Enamines. Part 18. Rearrangement of Five‐Membered Heterocyclic Enamines.
Authors: CERVINKA O. , FABRYOVA A. , JURSIK T.
Published: May 2016

Addition of Br2 to (I) and subsequent treatment with NaOH affords the unstable (II) which after IR identification are reduced to the mixture of diastereomers (III).
ChemInform Abstract: Photochemistry of Arylsubstituted Sydnones. Part 4. Photochemistry of Arylsubstituted 2H‐Tetrazoles. Part 8. Reaction of Nitrilimines with Phenols.
Authors: CSONGAR C. , GRUBERT L. , TOMASCHEWSKI G.
Published: May 2016

In the presence of phenols, e.g. (III), the thermolysis of 2,5‐diphenyl‐2H‐tetrazole (I) yields the hydrazides (IV).
ChemInform Abstract: A Peroxide Model Reaction for Placental Aromatase.
Authors: COLE P. A. , ROBINSON C. H.
Published: May 2016

The oxidation of the 10β‐formyl dienol ether (I) with H2O2 results in rather slow but smooth aromatization affording the doubly protected estrogen derivative (II) via a presumed 19‐hydroxy‐19‐hydroperoxy intermediate.
ChemInform Abstract: Synthetic Applications of Di‐2‐pyridyl Thionocarbonate as a Dehydration, a Dehydrosulfuration, and a Thiocarbonyl‐Transfer Reagent.
Authors: KIM S. , YI K. Y.
Published: May 2016

The title reagent (II) is successfully utilized for the esterification of carboxylic acids, such as (I), for the transformation of amines, e.g. (V), to isothiocyanates and for the conversion of diols like (VII) to cyclic thionocarbonates.
ChemInform Abstract: Cyclopropanation of Spherical Hydrocarbons without Need for Prior Olefination. The Synthesis of Cyclopropadodecahedranes.
Authors: PAQUETTE L. A. , KOBAYASHI T. , GALLUCCI J. C.
Published: May 2016

Cyclopropanation of dodecahedrane (I) is achieved via (III) to give the parent title compound (IV) or its derivatives (VI).
ChemInform Abstract: Ylide Rearrangement of Benzyltrialkylammonium Salts: The Improved Sommelet‐Hauser Rearrangement. Part 2.
Authors: SHIRAI N. , SATO Y.
Published: May 2016

The trimethylsilylmethyl‐substituted ammonium salts (III) are prepared on two conventional methods as outlined in the reaction scheme.
ChemInform Abstract: Ruthenium Complex Catalyzed Intermolecular Hydroacylation of Olefins.
Authors: KONDO T. , TSUJI Y. , WATANABE Y.
Published: May 2016

The hydroacylation of the olefins (II) with aldehydes (I) in the presence of Co(III) is catalyzed with Ru(0) complex catalysts to produce the ketones (IV).
ChemInform Abstract: Benzocyclopropene‐p‐quinone: Generation and Trapping.
Authors: WATABE T. , OKADA K. , ODA M.
Published: May 2016

The tetraene (I) is photooxygenated to give the epidioxide (II) which is cleaved by bases, forming the hydroxyenone (III).
ChemInform Abstract: Synthesis of α,β‐Unsaturated Ketones and α,β‐Epoxy Ketones via Hydroboration of 1‐Halo‐3‐alken‐1‐ynes.
Authors: ZWEIFEL G. , SHOUP T. M.
Published: May 2016

Regioselective hydroboration of 1‐iodo‐3‐methyl‐3‐buten‐1‐yne (I) followed by sodium methoxide (IV) mediated rearrangement of the resultant 1‐iododienylboranes (III) yields the dienylboranes (V).
ChemInform Abstract: Catalytic and Oxidative Methoxymercuration of Terminal Alkynes: Syntheses of 2‐Methoxy‐1‐alkenes and 2‐Methoxyacrolein Acetals.
Authors: BARLUENGA J. , AZNAR F. , BAYOD M.
Published: May 2016

The 1‐alkynes (I) are converted to the 2‐methoxy‐2‐alkenes (III) on heating with excess methanol (II) in the presence of triethylamine and mercury(II) chloride.
ChemInform Abstract: Generation and Reactions of 2,3‐Dihydro‐2,3‐bis(methylene)thiophenes.
Authors: CHAUHAN P. M. S. , JENKINS G. , WALKER S. M. , STORR R. C.
Published: May 2016

The bis(methylene)thiophene (II) is obtained as an intermediate in the pyrolysis of the thiophenes (Ia) or (Ib).
ChemInform Abstract: Synthesis of 3‐Arylamino‐2‐dialkylaminomethyl‐4,4‐dimethyl‐2‐buten‐4‐olides and Their Aza Derivatives.
Authors: MATSUO K. , OHTA M. , MIZUNO S. , TANAKA K.
Published: May 2016

Coupling of the cyclic enols (I) with the anilines (II) gives the enamines (III).
ChemInform Abstract: Acetals of Lactams and Acid Amides. Part 49. Reaction of 1‐Methyl‐2‐pyrrolidinone and 1‐Methyl‐2‐piperidinone Acetals with Enamino Diketones.
Authors: SHANAZAROV A. K. , SOLOV'EVA N. P. , CHISTYAKOV V. V. , SHEINKER YU. N. , GRANIK V. G.
Published: May 2016

The aminomethylenedimedones (I) and (VI) are coupled with the lactam acetals (II) to give the compounds (III), (V), or (VII).
ChemInform Abstract: Studies in the Series of Imidazo(1,2‐a)benzimidazole Derivatives. Part 25. Reaction of 2,9‐Disubstituted Imidazo(1,2‐a)benzimidazoles with Acrylic Acids and Their Derivatives.
Authors: ANISIMOVA V. A. , KOROCHINA T. B. , ZHURKINA L. I.
Published: May 2016

Coupling of the imidazobenzimidazoles (I) with acrylic acid (II) or acrylonitrile (IV) gives the imidazobenzimidazolylpropionic acids (IIIa) and (IIIb) or the amides (IIIc).
ChemInform Abstract: Synthesis of New Heterocyclocoumarins from 3,4‐Diamino‐ and 4‐Chloro‐3‐nitrocoumarins.
Authors: TRKOVNIK M. , KALAJ V. , KITAN D.
Published: May 2016

The cyclocondensation reactions of 3,4‐diaminocoumarin (II), prepared by electrochemical reduction of 3‐nitro‐4‐aminocoumarin (I), with various carbonyl compounds are described.