bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Strength Improvement in Transformation‐Toughened Alumina by Selective Phase Transformation.
Authors: CUTLER R. A. , BRIGHT J. D. , VIRKAR A. V. , SHETTY D. K.
Published: May 2016

Al2O3‐15 vol.% ZrO2 bar‐shaped ceramic specimens are prepared in the green state in such a manner that the outer regions consist of Al2O3 and unstabilized ZrO2, whereas the inner region contains ZrO2 partially stabilized with Y2O3.
ChemInform Abstract: Ring‐Opening of Alkyl‐Substituted Cyclopropanes in the Presence of Hydrogen on Copper.
Authors: BARTOK M. , PALINKO I. , MOLNAR A.
Published: May 2016

The alkyl‐substituted cyclopropanes (I), (V), and (VIII) are treated with hydrogen on a copper/silica catalyst system under various conditions to yield mixtures of the cleavage and hydrogenation products (II) ‐ (IV), or (II), (III), (VI), (VII), or (IX) ‐ (XII).
ChemInform Abstract: 8‐(Heptafulven‐8‐yl)‐p‐tropoquinone Methide.
Authors: TAKAHASHI K. , NAMEKATA N. , TAKASE K. , SUZUKI T.
Published: May 2016

Wittig reaction of the formyltroponolate (I) with the cycloheptatrienylphosphorane (II) yields the cycloheptatrienylvinyltropolone (III).
ChemInform Abstract: New Iptycenes Using 2,3‐Naphtho(b)triptycene as a Synthon.
Authors: LUO J. , HART H.
Published: May 2016

Naphthalene 1,4‐endoxide (Ia) reacts with the diene (II) to give the cycloadduct (III) which undergoes acid‐catalyzed dehydration, double bond isomerization, and thermolysis to yield the title compound (IV).
ChemInform Abstract: Derivatives of Barbituric Acid. Part 37. Racemates and Enantiomers of Barbiturates with a Basic Side Chain on Nitrogen.
Authors: KNABE J. , LAMPEN P.
Published: May 2016

The barbiturates (I) are alkylated with the β‐chloroalkylamines (II), yielding the monoalkylated products (III).
ChemInform Abstract: Borate Esters. Part 7. Borate Esters of Some 1,3‐Diones.
Authors: VAN DUIN M. , PETERS J. A. , SINNEMA A. , KIEBOOM A. P. G. , VAN BEKKUM H.
Published: May 2016

According to an NMR study, the formation of borate diesters (IV) is preferred to that of borate monoesters (III).
ChemInform Abstract: Transformation of Fluoronitroacetic Acid Esters.
Authors: MARTYNOV I. V. , UVAROV V. I. , BREL' V. K. , TSYGANOVA G. I.
Published: May 2016

Bromination of fluoronitroacetic acid esters (I) in alkaline solution gives the bromofluoronitroacetic acid esters (II).
ChemInform Abstract: Reaction of Phenylbenzoxazole with Phenyl Glycidyl Ether.
Authors: KORSHAK V. V. , SURIKOVA M. A. , KOMAROVA L. I. , BEKASOVA N. I.
Published: May 2016

The title reaction, performed in the presence of catalytical amounts of sodium benzoate at elevated temperature, gives the N‐disubstituted o‐aminophenol (III).
ChemInform Abstract: Synthesis of Novel Carbo‐ and Heteropolycycles. Part 5. Reactivity of Some Intramolecular Aza‐Wittig Reactions.
Authors: EGUCHI S. , TAKEUCHI H. , ESAKI T.
Published: May 2016

The azides (III) and (VI) are prepared by treatment of the corresponding chlorides (I) or (V) or the olefinic compound (IV) with sodium azide (II).
ChemInform Abstract: Asymmetric Conjugate Additions of an Hydroxyethyl Carbanion Equivalent. Synthesis of (+)‐A Factor.
Authors: POSNER G. H. , WEITZBERG M. , JEW J.
Published: May 2016

The chiral tolylsulfinylbutenolide (S)‐(+)‐(IV) is coupled with the lithiated bisether which is prepared from benzyloxymethyl chloride (I) and the hydroxymethylstannane (II) by lithium tin exchange.
ChemInform Abstract: The Reaction of Meldrum′s Acid with Aldehydes and Phloroglucinol: A Synthesis of Dihydrocoumarins.
Authors: NAIR V.
Published: May 2016

Meldrum's acid (II) is coupled with the aldehydes (III) and phloroglucinol (I) in pyridine to form the pyridinium dihydrocoumarincarboxylates (IV).
ChemInform Abstract: The Synthesis of 3‐(4‐Aminotetrafluorophenyl)‐3‐ethylpiperidine‐2,6‐dione: A Fluorinated Derivative of Aminoglutethimide.
Authors: PLEVEY R. G. , SAMPSON P.
Published: May 2016

The title compound (IX) is prepared from hexafluorobenzene (I) in order to investigate the role of the amino function of the drug aminoglutethimide (X) in the inhibition of the cholesterol side‐chain cleavage enzyme system desmolase and the estrogen‐forming system aromatase.
ChemInform Abstract: Hydrosilylation, Hydrogermylation, and Hydrostannylation of Some Organo‐Silicon Derivatives of Ethylene and Acetylene.
Authors: VORONKOV M. G. , ADAMOVICH S. N. , KHRAMTSOVA S. YU. , SHTERENBERG B. Z. , RAKHLIN V. I. , MIRSKOV R. G.
Published: May 2016

The title reactions are studied with the methyl(dialkoxy)vinylsilane (I), the alkinylsilatrane (V), and trimethoxysilylphenylacetylene (VII).
ChemInform Abstract: Electrooxidative Cleavage of Carbon‐Carbon Bonds. Part 4. Conversion of Cyclic Aziridines and 2‐Amino‐1‐cycloalkanols to Keto Nitriles by Using Electrogenerated Reactive Halogen Species.
Authors: TORII S. , INOKUCHI T. , TAKAGISHI S. , SATO E. , TSUJIYAMA H.
Published: May 2016

The fused aziridines (III), prepared from the cyclic oximes (I) and methyl Grignard reagent (II), are oxidatively cleaved with electrogenerated reactive halogen to give a mixture of the keto aldehydes (IV) and the keto nitriles (V).
ChemInform Abstract: Thiophilic Addition of Alkyllithium to Dithiocarboxylic Acid Anions: Synthesis of 2‐(Bis(alkylthio)methylene)‐1,3‐dithioles.
Authors: MORADPOUR A. , BITTNER S.
Published: May 2016

The dithiole (I) is lithiated and then treated with carbon disulfide (III) to produce the dithiocarboxylate (IV).
ChemInform Abstract: Perhydropyrrolo(2,1‐b)thiazolones: Synthesis and Investigations of Their Chemical and Pharmacological Properties.
Authors: BURGEMEISTER T. , DANNHARDT G. , GRAF E. , OBERGRUSBERGER R.
Published: May 2016

The pyrrolines (I) react with the mercaptoacetate (II) to form the pyrrolothiazolones (III).
ChemInform Abstract: Prototropic Migration During the Phosphorylation of Imidoyl Chlorides Containing Hydrogen at the N‐α‐Carbon Atom. Part 3. Phosphorylation of Substituted N‐Benzylbenzimidoyl Chlorides with Triethyl Phosphite.
Authors: ONYS'KO P. P. , KIM T. V. , KISELEVA E. I. , SINITSA A. D.
Published: May 2016

The reaction of the imidoyl chlorides (I) with triethyl phosphite (II) gives the imidoyl phosphonates (III) which isomerize irreversibly, producing the phosphorylated azomethines (IV).
ChemInform Abstract: Degradation of Silicon Carbide by Molten Lithium.
Authors: CREE J. W. , AMATEAU M. F.
Published: May 2016

After exposure to lithium at > 600 °C as‐fired and as‐ground SiC both undergo a decrease in strength, whereas for temp. up to 600 °C little change in strength is observed and the fracture is controlled by preexisting surface flaws on the specimen surface or edges.
ChemInform Abstract: Identifying Acid Salts of Magnesium.
Authors: PLUMB R. , THIVIERGE R. F. JUN. , XU W. W.
Published: May 2016

A new technique has been developed for the delineation of the solidus boundary of ternary mixtures using friability tests and it has been applied to the MgSO4‐H2SO4‐H2O. Magnesium acid salt hydrates with compositions on the solidus boundary can be readily identified.
ChemInform Abstract: Photosynthetic Production of H2O2 from Water at n‐TiO2 Electrodes in a Photoelectrochemical Cell: Influence of Electrolyte pH and Pt Electrodeposition.
Authors: TAFALLA D. , SALVADOR P.
Published: May 2016

Photocurrent transients and rotating ring‐disk electrode measurements are used to study the electroreduction of photogenerated and/or dissolved O2 to H2O2 at polycrystalline n‐TiO2 electrodes.
ChemInform Abstract: Molecular Design of Calixarene‐Based Uranophiles Which Exhibit Remarkably High Stability and Selectivity.
Authors: SHINKAI S. , KOREISHI H. , UEDA K. , ARIMURA T. , MANABE O.
Published: May 2016

The complexes of UO22+ with the cyclic pentamers (Ib) and hexamers (Ic) have remarkably large stability constants Kuranyl = 1018.4‐19.2 M‐1, whereas the tetramers (Ia) have only Kuranyl = 103.1‐3.2 M‐1.
ChemInform Abstract: Ozonolysis of Five‐Membered Heterocycles.
Authors: KASHIMA C. , HIBI S. , MARUYAMA T. , HARADA K. , OMOTE Y.
Published: May 2016

The heterocycles (I) ‐ (V) are ozonolyzed and the relative reaction rates of this ozonolysis are evaluated.
ChemInform Abstract: Influence of Copper on the Substitution of Stable Enolates by Different Allylic Halides.
Authors: CUVIGNY T. , JULIA M.
Published: May 2016

Copper‐catalyzed coupling of the allylic halides (I) with the activated methylene compounds (II) gives the isomeric products (III) and (IV).
ChemInform Abstract: Synthesis, Structure, and Reactivity of 4‐Acetylamino‐9a‐acetoxy‐ 1,9,10‐anthracenetrione.
Authors: FARINA F. , PAREDES M. C. , STEFANI V.
Published: May 2016

Oxidation of the acetylaminohydroxyanthraquinone (I) with lead tetraacetate (II) gives the 4a‐acetoxy derivative (III) which is converted to the 3‐substituted anthraquinones (V).
ChemInform Abstract: Benzothiet‐2‐ones: Synthesis, Reactions, and Comparison with Benzoxet‐ 2‐ones and Benzazetin‐2‐ones.
Authors: WENTRUP C. , BENDER H. , GROSS G.
Published: May 2016

Flash vacuum pyrolysis of the benzo‐ or naphthothiophenediones (I) yields the fused thietones (II) which are identified by spectroscopic investigations at low temperature.
ChemInform Abstract: High‐Pressure Diels‐Alder Reactions of 2‐Methylthio‐ and 2‐Acetoxyfuran. An Efficient Entry to 4‐Hydroxycyclohexanones.
Authors: KOTSUKI H. , MORI Y. , OHTSUKA T. , NISHIZAWA H. , OCHI M. , MATSUOKA K.
Published: May 2016

2‐Acetoxyfuran (Ia) and 2‐methylthiofuran (Ib) react with the alkenes (II) at a high pressure, yielding the Diels‐Alder adducts (III).
ChemInform Abstract: Cardiotonic Agents. Part 2. (Imidazolyl)aroylimidazolones, Highly Potent and Selective Positive Inotropic Agents.
Authors: HAGEDORN A. A. III , ERHARDT P. W. , LUMMA W. C. JUN. , WOHL R. A. , CANTOR E. , CHOU Y.‐L. , INGEBRETSEN W. R. , LAMPE J. W. , PANG D. , PEASE C. A. , WIGGINS J.
Published: May 2016

Nucleophilic displacement of fluoride in the fluorobenzoyl compounds (I) with the imidazoles (II) gives the title compounds (III) with an imidazol‐1‐yl group.
ChemInform Abstract: Nonsteroidal Cardiotonics. Part 1. 2‐Pyridyl‐6,7‐dihydro‐3H,5H‐pyrrolo‐(2,3‐f)benzimidazol‐6‐ones, a Novel Class of Cardiotonic Agents.
Authors: MERTENS A. , MUELLER‐BECKMANN B. + , KAMPE W. , HOELCK J.‐P. + , VON DER SAAL W.
Published: May 2016

The tricyclic heterocycles (VI) are prepared by the general routes outlined in the reaction scheme.
ChemInform Abstract: Carbostyril Derivatives Having Potent β‐Adrenergic Agonist Properties.
Authors: MILECKI J. , BAKER S. P. , STANDIFER K. M. , ISHIZU T. , CHIDA Y. , KUSIAK J. W. , PITHA J.
Published: May 2016

The carbostyril derivatives (XI) mentioned in the title are prepared from the hydroxymethylhydroxyquinoline (I) as shown in the reaction scheme.
ChemInform Abstract: Specific Dopamine D‐1 and DA1 Properties of 4‐(Mono‐ and ‐dihydroxyphenyl)‐1,2,3,4‐tetrahydroisoquinoline and Its Tetrahydrothieno(2,3‐c)pyridine Analogue.
Authors: RIGGS R. M. , NICHOLS D. E. , FOREMAN M. M. , TRUEX L. L. , GLOCK D. , KOHLI J. D.
Published: May 2016

Treatment of the aromatic aldehydes (I) with trimethylsilyl cyanide (II) and reduction of the intermediate cyanohydrin yield the aminoethanol derivatives (III).
ChemInform Abstract: Regioselective Syntheses of 2‐Amino‐4,5‐dialkylthiophene‐3‐carboxylates and Their Conversion to 3,4‐Dihydro‐4‐oxothieno(2,3‐d)pyrimidine‐2carboxylates.
Authors: MADDING G. D. , THOMPSON M. D.
Published: May 2016

The activated nitriles (III), easily prepared from the ketone (I) and ethyl cyanoacetate (II), cyclize in the presence of sulfur to produce the isomeric thiophenes (IV) and (V).
ChemInform Abstract: An Unexpected Reaction between 2,3‐Dihydro‐2,2,4‐trimethyl‐1H‐1,5‐benzodiazepine and Mercaptoacetic Acid.
Authors: CHIMIRRI A. , GRASSO S. , OTTANA R. , ROMEO G. , VALLE G. , ZAPPALA M.
Published: May 2016

Reaction of the trimethyldihydrobenzodiazepine (I) with mercaptoacetic acid (II) yields the tetrahydrooxothienyl derivative (III) and the thiazolobenzimidazole (IV) due to cleavage of the 7‐ring of (I).
ChemInform Abstract: Chemistry of Organic Metals: Synthesis of Bis(diselenoalkyl) Tetrathiafulvalene, Mixed Sulfur‐Selenium Analogues of BEDT‐TTF.
Authors: LEE V. Y.
Published: May 2016

The tetrathiafulvalene (I) is converted into the silylethoxymethyl (SEM)‐protected tetraseleno or tetratelluro compounds (III).
ChemInform Abstract: The First Practical Niobium(III) Reagent in Organic Synthesis. A Convenient Route to 2‐Amino Alcohols via the Coupling of Imines with Aldehydes or Ketones Promoted by NbCl3(DME).
Authors: ROSKAMP E. J. , PEDERSEN S. F.
Published: May 2016

The title reagent (III) which is prepared by the addition of NbCl5 to a solution of tributyltin hydride in DME is an efficient reagent for promoting the coupling of imines such as (IV) with ketones, e.g. (V), or aldehydes, e.g. (VII), to give after hydrolysis aminoalcohols such as (VI) or (VIII).
ChemInform Abstract: Cyclometalation of 2,6‐Di‐tert‐butylphenoxide Ligands by Tantalum Aryl Groups: Aliphatic Carbon‐Hydrogen Bond Activation and Aryl Isomerization via Benzyne (o‐Phenylene) Intermediates.
Authors: CHAMBERLAIN L. R. , KERSCHNER J. L. , ROTHWELL A. P. , ROTHWELL I. P. , HUFFMAN J. C.
Published: May 2016

Alkylation of the halides (I) with 3 equiv. phenyllithium (II) leads to the monocyclometalated compounds (III) directly along with the formation of benzene.
ChemInform Abstract: Redox Behavior and Stability of Active Center Analogues of Cu2Zn2‐Superoxide Dismutase.
Authors: LINSS M. , WESER U.
Published: May 2016

The chelates (I) mimic both structure and function of the copper binding center of the native enzyme Cu2Zn2‐superoxide dismutase.
ChemInform Abstract: Transition‐Metal‐Catalyzed Cyclization of Alkynoic Acids to Alkylidene Lactones.
Authors: CHAN D. M. T. , MARDER T. B. , MILSTEIN D. , TAYLOR N. J.
Published: May 2016

The alkynoic acids (IV) can be effectively cyclized to the exocyclic enol lactones (V) with the new rhodium complex (III), which is prepared from (I).
ChemInform Abstract: Orthometalation Reactions of Substituted Benzylideneamines by Palladium(II) Chloride.
Authors: NAVARRO‐RANNINGER M. C. , ALVAREZ‐VALDES A. , CAMAZON M. J. , ROMAN J. , LOZANO R.
Published: May 2016

The σ‐bonded palladium complexes (III), synthesized from the substituted benzylideneamines (I) and PdCl2 (II), are studied by spectroscopic methods and thermogravimetric analysis.
ChemInform Abstract: α‐Hydroxyamidoxime Derivatives of Sugars.
Authors: TRONCHET J. M. J. , ZOSIMO‐LANDOLFO G. , BERNARDINELLI G. , ARRIZABALAGA P. , GEOFFROY M.
Published: May 2016

Treatment of the cyanohydrin (I) with hydroxylamine gives the α‐hydroxyamidoxime (II) which is converted into the derivatives (IV).
ChemInform Abstract: Chiral Intermediates in Thiamin Catalysis. The Stereochemical Course of the Decarboxylation Step in the Conversion of Pyruvate to Acetaldehyde.
Authors: KLUGER R. , KARIMIAN K. , KITAMURA K.
Published: May 2016

The stereochemical course of the nonenzymic decarboxylation of 2‐(lact‐2‐yl)thiamin (II), the adduct of pyruvate and thiamin, is determined.
ChemInform Abstract: Adsorption and Reaction of NO on Ni(100)
Authors: SHEN S. , FEULNER P. , UMBACH E. , WURTH W. , MENZEL D.
Published: May 2016

is studied by XPS, UPS, XAES, ΔΦ, TPD, and LEED measurements between 80 and 1300 K. Molecular adsorption of NO on Ni(100) is shown to occur at low temperatures.
ChemInform Abstract: Synthesis and Characterization of New Mixed Oxohalides of Antimony and Tellurium.
Authors: JEREZ A. , PICO C. , VEIGA M. L. , ALONSO J. A.
Published: May 2016

SbTeO3Cl (I) can be prepared by solvolysis of a 1:1 mixture of TeCl4 and SbCl3 in H2O, aqueous NH3, or aqueous HCl.
ChemInform Abstract: Structural and Spectroscopic Characterization of the Dirhenium Octakis(isothiocyanato) Salt (Ph4As)2Re2(NCS)8·2 L (L: (CH3)2CO, C5H5N). A Unique Case of Axial Coordination in M2X8 Compounds.
Authors: COTTON F. A. , MATUSZ M.
Published: May 2016

The molecular structures of the title compounds (VII), prepared in high yield from (I) by a ligand‐exchange reaction, are established by X‐ray crystallography.
ChemInform Abstract: Exchange Interaction Through Extended Molecular Bridges: Magnetic Properties of μ‐4,4′‐Bipyridine and μ‐Pyrazine Copper(II) Binuclear Complexes and Crystal Structures of (μ‐4,4′‐Bipyridine)bis((diethylenetriamine)(perchlorato)copper(II)) Perchlorate and Aquo(4,4′‐bipyridine)(diethylenetriamine)copper(II) Perchlorate.
Authors: JULVE M. , VERDAGUER M. , FAUS J. , TINTI F. , MORATAL J. , MONGE A. , GUTIERREZ PUEBLA E.
Published: May 2016

For the three compounds (I)‐(III) the magnetic susceptibilities are investigated in the 50‐4.2 K temp. range.
ChemInform Abstract: Benzaldehyde Oxime as a 1,3‐Dipole Chameleon.
Authors: PADWA A. , DENT W. , YESKE P. E.
Published: May 2016

Benzaldoxime (I) is treated with trimethylsilylmethyl triflate (II) to form the iminium salt (III).
ChemInform Abstract: Partitioning of Ferrocenium Ions Between Multiple Redox Sites on Spinach Plastocyanin.
Authors: PLADZIEWICZ J. R. , BRENNER M. S.
Published: May 2016

Kinetic investigations of the oxidation of plastocyanin by the iron complexes (I) in the presence of the redox‐inactive inhibitors (II)‐(IV) as a function of pH are carried out.
ChemInform Abstract: Exceptionally Slow Reduction of Phenylmalonic Acid by Borane‐THF via Cyclic (Phenylmalonoxy)borane.
Authors: CHOI Y. M. , EMBLIDGE R. W. , KUCHARCZYK N. , SOFIA R. D.
Published: May 2016

The reaction times required for the complete reduction of the carboxylic acids (I) and phenylmalonic acid (III) with borane in THF are compared.
ChemInform Abstract: Electrogenerated Acid (EG Acid)‐Catalyzed Sulfenylation of Aldehydes, Ketones, Acetals, and Enones with Thiotrimethylsilanes.
Authors: INOKUCHI T. , TAKAGISHI S. , YAMASHITA H. , TORII S.
Published: May 2016

The title reaction effects thioacetalization of aldehydes (I) and ketones (IV) or (VII) (selective attack at C‐3), methoxy/phenylthio exchange of acetals (e.g.
ChemInform Abstract: An Efficient and Practical Synthesis of Bicyclo(3.3.1)nonane‐2,4‐diones.
Authors: YAMAZAKI T. , MATOBA K. , ITOOKA T. , CHINTANI M. , MOMOSE T. , MUROAKA O.
Published: May 2016

Starting with the cyclohexanedicarboxylic acids (I), the acetylcyclohexylcarboxylates (V) are prepared.
ChemInform Abstract: 2‐Substituted Tetralin Derivatives as Conformationally Restricted Butyrophenone Analogues.
Authors: CHAN C. C. , FARMER P. S. , MCKENZIE G. , ROBERTSON H.
Published: May 2016

Starting with the 1‐tetralone (I), the carbinols (II) and (V) are synthesized using conventional methods.
ChemInform Abstract: Multistep Redox Systems. Part 50. Adducts from N,N′‐Dicyanoquinone Diimines with Tetrathiafulvalenes ‐ A New Class of CT Complexes with Electrical Conductivity.
Authors: AUMUELLER A. + , ERK P. , HUENIG S. + , MEIXNER H. , VON SCHUETZ J. U. + , WERNER H.‐P.
Published: May 2016

From 26 dicyanoquinone diimines such as (I) (only 2,3‐Cl2 and 2,6‐Cl2 not given in the scheme) with 0‐3 substituents (only (Ih) having 3) and tetrathiafulvalene (II) 19 CT (1:1) complexes such as (III) are obtained.
ChemInform Abstract: Synthesis of 1‐(Arylideneaminoethyl)‐2‐phenyl‐4‐(3′,5′‐dibromo‐2′‐hydroxybenzylidene)imidazolin‐5‐ones.
Authors: DAVE A. M. , BHATT K. N. , UNDAVIA N. K. , TRIVEDI P. B.
Published: May 2016

The benzylideneoxazolinone (I) reacts with ethylenediamine (II) to form the imidazolinone (III).
ChemInform Abstract: Synthesis and Pharmacological Activity of Arylmethylthioethylguanidines.
Authors: BUSCHAUER A.
Published: May 2016

The guanidine derivatives (VI) are prepared by various methods.
ChemInform Abstract: α‐Oximino‐β‐phenylhydrazones of Aroylacetarylamides and Their Cyclization into 1,2,3‐Triazoles.
Authors: PATEL D. M. , DESAI V. C. , PATEL M. M. , PATEL M. R.
Published: May 2016

The oximinoaroylacetanilides (I) are coupled with phenylhydrazine (II) to produce the α‐oximinohydrazones (III) which are cyclized upon treatment with thionyl chloride to give the triazoles (IV).
ChemInform Abstract: The Demethylation Chemistry of 3‐Substituted 2‐Methoxypyridines.
Authors: BALKO T. W. , BRINKMEYER R. S.
Published: May 2016

2‐Methoxy‐3‐nitropyridine (I) is reduced to form the amine (II) which is converted to the N‐substituted derivatives (V).
ChemInform Abstract: Tandem Intramolecular Michael Addition and 1,3‐Dipolar Cycloaddition Reactions of Oximes. Versatile New Carbon‐Carbon Bond Forming Methodology.
Authors: ARMSTRONG P. , GRIGG R. , SURENDRAKUMAR S. , WARNOCK W. J.
Published: May 2016

The unsaturated keto esters (I) and (V) are converted into nitrones such as (II) which perform cycloaddition reactions with N‐methyl maleimide (III) to give the polycyclic oxazolidine derivatives (IV), (VI), and (VII).
ChemInform Abstract: Studies on the Synthesis and Interconversion of Isomeric Triazolothienopyrimidines. Part 3. Cyclization Reactions of 2‐Amino‐3(1H‐1,2,4‐triazol‐3‐yl)thiophenes.
Authors: SHISHOO C. J. , DEVANI M. B. , ULLAS G. V. , ANANTHAN S. , BHADTI V. S.
Published: May 2016

The triazolylthiophenes (I) are subjected to cyclocondensation under various conditions, yielding the triazolothienopyrimidines (III).
ChemInform Abstract: Further Study on 1,3‐Dialkylaminouracil with Dimethyl Acetylenedicarboxylate.
Authors: ITOH T. , FUJII I. , TOMII Y. , OGURA H. , MIZUNO Y. , KAWAHARA N.
Published: May 2016

The 1,3‐dialkyl‐6‐(alkylamino)uracils (I) react with dimethyl acetylenedicarboxylate (II) to form the adducts (III) and the ring closure products (IV).
ChemInform Abstract: Conversion of Thiocarbonyl into Carbonyl in Uracil, Uridine, and Escherichia coli Transfer RNA Using Hypervalent Iodine Oxidation.
Authors: MORIARTY R. M. , PRAKASH I. , CLARISSE D. E. , PENMASTA R. , AWASTHI A. K.
Published: May 2016

Iodosylbenzene converts the 2‐thiouracils (I) into the uracils (II).
ChemInform Abstract: Synthesis of 3‐Alkyl‐6‐phenyl‐4(3H)‐pteridones and Their 8‐Oxides. Potential Substrates of Xanthine Oxidase.
Authors: DE MEESTER J. W. G. , KRAUS W. , VAN DER PLAS H. C. , BRONS H. J. , MIDDELHOVEN W. J.
Published: May 2016

The 2‐aminopyrazine‐3‐carboxylates (I) are converted to the corresponding amides (III) which undergo ring closure with triethyl orthoformate (IV), yielding the pteridinones (V).
ChemInform Abstract: Modification of Silica Gel by Derivatives of Tartaric Acid of High Stereoisomeric Purity, and Characterization by Solid‐State 13C‐NMR‐CP‐MAS Spectroscopy.
Authors: KOPPENHOEFER B. , ALLMENDINGER H. , PETERS B.
Published: May 2016

Dissym. tartaric acid (Ia) or its bis‐allylamide (Ib) of high stereoisomeric purity are used for the synthesis of chirally modified silica phases (IX) and (XIV) by the two approaches outlined in the scheme which are proven to be particularly useful for the formation of the well‐suited monoalkoxytrialkylsilane functions.
ChemInform Abstract: Original Electrophilic Substitution (in the Benzylic Position) with Benzyltrimethylsilane.
Authors: BORDEAU M. , VILLENEUVE P. , BENNETAU B. , DUNOGUES J.
Published: May 2016

Bromination of benzyltrimethylsilane in carbon tetrachloride yields the bromobenzyltrimethylsilanes (II), whereas in acetonitrile, benzyl bromide (III), and bromotrimethylsilane (IV) are obtained.
ChemInform Abstract: Oxidative Coupling of Tellurophosphoranes, a Route to Phosphane Stabilized Tritellurium Dications.
Authors: KUHN N. , SCHUMANN H. , BOESE R.
Published: May 2016

Treatment of the tellurophosphoranes (I) with the ferricenium salts (II) at a low temperature leads to the formation of the tritellurium salts (III).
ChemInform Abstract: Bis(η5‐cyclopentadienyl)titanium Complexes Containing Sulfur Diimido and Thiazato Ligands. Crystal and Molecular Structure of (η5‐C5H5)2Ti(NSO)2.
Authors: HERBERHOLD M. , NEUMANN F. , SUESS‐FINK G. + , THEWALT U.
Published: May 2016

The preparation of the title complexes is described.
ChemInform Abstract: Kinetics of Acid‐Catalyzed Dissociation of Copper(II) Diamino Diamide Complexes.
Authors: CHAO M.‐S. , CHUNG C.‐S.
Published: May 2016

The specific‐ and general‐acid dependence of the dissociation reactions of the Cu(II) complexes of the ligands (I) is investigated.
ChemInform Abstract: Halide‐Promoted Formation and Carbonylation of μ3‐Nitrene Ligands on Ru3 Clusters.
Authors: HAN S.‐H. , GEOFFROY G. L. , RHEINGOLD A. L.
Published: May 2016

Addition of 1 equiv. of halide to the nitrene cluster (I) promotes the carbonylation to yield phenylisocyanate (VI) and the known halide‐bridged clusters (V).
ChemInform Abstract: Chemistry of Heterocyclic Compounds. Part 128. Synthesis of cis‐Dichloro(2‐pyridiniumyl)(di‐2‐pyridylphenylphosphine)palladium(II) and Structural Aspects of Precursors.
Authors: NEWKOME G. R. , EVANS D. W. , FRONCZEK F. R.
Published: May 2016

The reaction of the phosphine (I) with Na2PdCl4 (II) leads to the formation of (III), the first example of an isolated, nonchelated cis‐bis(triarylphosphine)‐Pd(II) complex.
ChemInform Abstract: Reaction of Hydrogen Sulfide with Dinuclear Palladium(I) Complexes Containing Bis(diphenylphosphino)methane (dpm) and Conversion of Bridged‐Sulfide Derivatives to Bridged‐Sulfoxide Species. X‐Ray Crystal Structure of the Dimetallic Sulfoxide Pd2Cl2(μ‐SO)(μ‐dpm)2, Containing Pyramidal Sulfur.
Authors: BESENYEI G. , LEE C.‐L. , GULINSKI J. , RETTIG S. J. , JAMES B. R. , NELSON D. A. , LILGA M. A.
Published: May 2016

Some mechanistic aspects of the reaction of H2S with (Ia) are briefly discussed.
ChemInform Abstract: Retinoids. Part 10. A Novel Way to 5‐Ethyl‐18‐norretinoids.
Authors: HOPF H. , KRAUSE N.
Published: May 2016

The synthesis of 5‐ethyl‐18‐norretinal (XV) (3% overall yield) is described; the key step is the cyclization of acrolein (I) with the methyl‐3‐hexanone (II) to the cyclohexenone (III).
ChemInform Abstract: Metallographic and Radioisotopic Investigation of the Plasma Nitrided Ti6Al2.5Mo2Cr Alloy with an α + β Structure.
Authors: ROLINSKI E. , WALIS L. , CIURAPINSKI A.
Published: May 2016

The influence of the nitriding temp. on the distribution of Mo within the nitrided layer and on the microstructure and microhardness of this layer is investigated.
ChemInform Abstract: Preparation and Crystal Data of the Condensed Arsenate Na2As4O11 (I) and the Aluminoboroarsenate Na2AlBAs4O14 (II).
Authors: DRISS A. , JOUINI T.
Published: May 2016

Single crystals of the title compounds are prepared by melting together H5As3O10 and Na2HAsO4·7 H2O or H5As3O10, Na2HAsO4·7 H2O, Al(OH)3, and B(OH)3, resp., at 650 °C and subsequent slow cooling.
ChemInform Abstract: Metallic vs. Nonmetallic Properties of Ternary Chalcogenides Ta2MSe7 (M: Ni, Pt) and Ta2NiX5 (X: S, Se).
Authors: CANADELL E. , WHANGBO M.‐H.
Published: May 2016

Tight‐binding band calculations predict the layered chalcogenides Ta2NiS5 and Ta2NiSe7 to be semiconducting and metallic, resp., which is in agreement with the experiment.
ChemInform Abstract: Catalysis over Molybdenum Carbides and Nitrides. Part 1. Catalyst Characterization.
Authors: RANHOTRA G. S. , HADDIX G. W. , BELL A. T. , REIMER J. A.
Published: May 2016

The hcp phase of Mo2C has been prepared by carburization of Mo and is shown to have a BET surface area of 10‐30 m2/g, and pores 30 Å in diameter.
ChemInform Abstract: Redispersion of Pt/Alumina via Film Formation.
Authors: SUSHUMNA I. , RUCKENSTEIN E.
Published: May 2016

Pt/Al2O3 catalyst have been treated alternately in H2 and O2 at temp. in the range 300‐750 °C. Heating in O2 is shown to result in a decrease of the particle size, whereas subsequent H2 treatment causes the recovery of the original particle size.
ChemInform Abstract: Autocatalytic Behavior in the Synthesis of Ammonia on Pure Iron Powder in Relation to the Nitrogen Induced Reconstruction of the Metal Surface.
Authors: RAMBEAU G.
Published: May 2016

The synthesis of ammonia on the surface of highly pure iron powder is studied between 250 and 450°C. The kinetic law proves that the adsorption of N2 is the rate determining step on a surface covered only by N atoms as reaction intermediates.
ChemInform Abstract: NMR of Di‐13C‐Labeled Compounds: Insights into the Effect of Alkylation, Ionization, and Micellization on Conformation.
Authors: MENGER F. M. , DULANY M. A. , CARNAHAN D. W. , LEE L. H.
Published: May 2016

Dilabeled myristic acid (Ia) has 3J = 3.5 Hz which is independent of a) solvent (CHCl3, THF, MeCN, DMSO, acetone), b) temp. (25‐65 °C in DMSO), c) the particular doublet under scrutiny (‐CO‐ or ‐CH2‐ carbon), and d) the spectral mode.
ChemInform Abstract: Action of Iodine Monochloride, Iodine Monobromide and Iodine on Aromatic Acetals.
Authors: ALPHONSE I. , XAVIER N. , ARULRAJ S. J.
Published: May 2016

Reaction of ICl with aromatic acetals in the absence of light produces poor yields of the corresponding esters together with high yields of the corresponding aldehydes.
ChemInform Abstract: Building Blocks for Trifluoromethylated Organic Molecules. Part 6. Highly Stereoselective Asymmetric Michael Addition Reactions Employing (R,E)‐3,3,3‐Trifluoroprop‐1‐enyl p‐Tolyl Sulfoxide.
Authors: YAMAZAKI T. , ISHIKAWA N. , IWATSUBO H. , KITAZUME T.
Published: May 2016

The optically active trifluoropropenyl p‐tolyl sulfoxide (III), prepared from (R)‐p‐tolyl methyl sulfoxide (I), undergoes asymmetric Michael reaction with the lithium enolates of the carbonyl compounds (V), producing the CF3‐substituted sulfoxides (VI).
ChemInform Abstract: A Convenient Synthesis of Vinyl Sulfoximines from β‐Hydroxyalkyl Sulfoximines.
Authors: HWANG K.‐J. , LOGUSCH E. W.
Published: May 2016

The methyl phenyl sulfoximines (I) are deprotonated and then coupled with the ketones (II) to give the β‐hydroxyalkyl derivatives (III).
ChemInform Abstract: Stereochemistry of Lignin Model Compounds of the 1,2‐Diaryl‐1,3‐propanediol Type. The Crystal Structure of erythro‐2‐(4‐Methoxyphenyl)‐1‐phenyl‐1,3‐propanediol.
Authors: LUNDQUIST K. , STOMBERG R.
Published: May 2016

Properties (location of 1H NMR signals, stability of borate complexes) of diastereomers of lignin‐related diarylpropanediols are discussed.
ChemInform Abstract: Stereoselective α‐Alkylation of α,β‐Unsaturated Esters Utilizing Conjugate Addition of Nitrogen Nucleophiles (R2NLi).
Authors: UYEHARA T. , ASAO N. , YAMAMOTO Y.
Published: May 2016

The α,β‐unsaturated esters (I) react with lithium amides and the alkyl halides (II) to give the α‐alkylated β‐amino esters which are deaminated, producing the trisubstituted unsaturated esters (III).
ChemInform Abstract: Halogenation of (2‐(Trimethylsilyl)ethoxy)methyl (SEM) Protected 2,2′‐Bi‐1H‐imidazole.
Authors: MATTHEWS D. P. , WHITTEN J. P. , MCCARTHY J. R.
Published: May 2016

2,2'‐Bi‐1H‐imidazole (I) reacts with SEM chloride (II) to yield the protected intermediate (III) which is halogenated using NCS or NBS to form the derivatives (IV) ‐ (VII).
ChemInform Abstract: Synthesis of Phenoxyacetyl‐N‐sulfonylcycloserine.
Authors: BALDWIN J. E. , NG S. C. , PRATT A. J.
Published: May 2016

D‐Cycloserine (I) reacts with the acyl chloride (II) to give the amide (III).
ChemInform Abstract: Quinonoid Mesoions, (2,3‐Diphenyltetrazol‐5‐ylio)phenolates.
Authors: ARAKI S. , AOYAMA N. , BUTSUGAN Y.
Published: May 2016

The hydrazones (III) of the methoxybenzaldehydes (I) react with benzenediazonium chloride (IV), yielding the formazanes (V).
ChemInform Abstract: A New Flexible Synthesis of (R,S)‐Mevalonolactone.
Authors: FERRABOSCHI P. , CANEVOTTI R. , GRISENTI P. , SANTANIELLO E.
Published: May 2016

A new synthesis of the title compound (IV) starts from the dienol (I) and proceeds via the intermediates (II) and (III).
ChemInform Abstract: Formation of 2‐Acetylpyridines by the Base‐Catalyzed Ring Opening of Dihydro‐4H‐furo(2,3‐e)oxazines.
Authors: GILCHRIST T. L. , HUGHES D. , STRETCH W. , CHRYSTAL E. J. T.
Published: May 2016

Treatment of (Ia)‐(Ie) with DBU gives the corresponding 2‐acetylpyridines (III) (detailed discussion of mechanisms).
ChemInform Abstract: A One‐Pot Conversion of the Phenyldimethylsilyl Group into a Hydroxyl Group.
Authors: FLEMING I. , SANDERSON P. E. J.
Published: May 2016

The conversion mentioned in the title is achieved using peracetic acid and acetic acid in the presence of bromine, potassium bromide, or mercuric and/or Pd(II) acetate.
ChemInform Abstract: An Unexpected Double Cycloaddition of (1,2,4)Triazolo(1,5‐a)pyrimidine N‐Ylide with Activated Acetylenes and Alkenes.
Authors: HORI M. , KATAOKA T. , SHIMIZU H. , IMAI E. , TANAKA K. , KIMURA K. , HASHIMOTO Y. , INAGAKI S. , GOTO N. , KIDO M.
Published: May 2016

The reaction of the ylides (II) with the activated acetylenes (III) and (IV) yields the 1:2 adducts (VI) together with small amounts of the nitriles (V).
ChemInform Abstract: Heterocycles. Part 10. Synthesis of New Pyrimidine Systems.
Authors: EL‐RAYYES N. R. , RAMADAN H. M.
Published: May 2016

1‐Benzosuberone (I) reacts with the arene and heteroarene aldehydes (II) to give the arylidene derivatives (III) which are cyclized with urea (IV) and thiourea (VI) to yield the fused pyrimidines (V) and (VII) respectively.
ChemInform Abstract: Alkylation of Guanine. Part 4. Use of 13C NMR Spectroscopy for Establishing the Structure of Tetraacylated Glyoxal‐Guanine Adducts.
Authors: KOBE J. , KJELLBERG J. , JOHANSSON N. G.
Published: May 2016

Acylation of the adduct (III) with the acid anhydrides (IV) yields the homogenous tetraacylated derivatives (Va) and (Vb).
ChemInform Abstract: Photochemical Rearrangement of Chloranil.
Authors: KIM S. S. , YOO D. Y. , CHO I. H. , SHIM S. C.
Published: May 2016

Only in the presence of the cyclic olefins (II), (IV), and (V) does the title reaction of chloranil (I) yield the unexpected product (III).
ChemInform Abstract: 1,5,9‐Trioxacyclododecane and 3,3,7,7,11,11‐Hexamethyl‐1,5,9‐trioxacyclododecane: Novel Lithium Cation Complexing Agents.
Authors: DALE J. , EGGESTAD J. , FREDRIKSEN S. B. , GROTH P.
Published: May 2016

The oxetanes (I) undergo oligomerization in the presence of boron trifluoride, producing the crown ethers (II) and (III).
ChemInform Abstract: A Facile Novel Access to the Isophosphindoline System.
Authors: FLUCK E. , RIEDEL R. , FISCHER P.
Published: May 2016

The isophosphindoline (II) is prepared by treatment of benzaldehyde (I) with white phosphorus and concentrated phosphoric acid in the presence of potassium iodide.
ChemInform Abstract: A Simple Synthesis of the First 1,2λ5‐Benzazaphosphinine Ring.
Authors: BARLUENGA J. , LOPEZ F. , PALACIOS F.
Published: May 2016

Methyl o‐azidobenzoate (I) is coupled with the phosphanes (II) to produce the phosphine imides (III) which are treated with potassium hydride.
ChemInform Abstract: Direct Conversion of Saturated Hydrocarbons into Phenylseleno Derivatives.
Authors: BARTON D. H. R. , BOIVIN J. , LE COUPANEC P.
Published: May 2016

Adamantane (I) reacts with diphenyl diselenide (II) in the presence of pyridine (III), zinc, acetic acid, and an iron catalyst to yield a complex mixture of the products (IV) ‐ (VI).
ChemInform Abstract: Reduction of N‐Sulfonyltellurium Imines by Diphenyl Ditelluride.
Authors: NADDAKA V. I. , AVANESYAN K. V. , CHERKINSKAYA M. L. , MINKIN V. I.
Published: May 2016

A 3:1 molar mixture of the tellurium imines (I) and diphenyl ditelluride (II) reacts to give a separable mixture of the diaryl tellurides (III), the sulfonamides (IV) and the N,N‐bis(phenyltellurenyl)sulfonamides (V).
ChemInform Abstract: The Synthesis of Lycoxanthol and Its C‐15 Epimer.
Authors: MATSUMOTO T. , IMAI S. , YOSHINARI T.
Published: May 2016

The naturally occurring lycoxanthol (IVa) with (15R) configuration and its (15S) epimer (IVb) are prepared starting from the diols (I) as shown.
ChemInform Abstract: Complementary Electrocyclic Reactions of o‐Quinodimethanes. Highly Efficient Access to 4‐Alkylideneisochroman‐3‐ones and 1‐Carbomethoxy‐3,4‐dihydronaphthalenes.
Authors: SHISHIDO K. , KOMATSU H. , FUKUMOTO K. , KAMETANI T.
Published: May 2016

The benzocyclobutenecarbonitriles (I) react with LDA and the ketones (II), yielding the alkenyl derivatives (III) which are hydrolyzed to form the corresponding carboxylic acids (IVa) ‐ (IVd).
ChemInform Abstract: Synthesis and Binding Study on Pyrazolo(4,5‐c)(1,8)naphthyridines.
Authors: CECCHI L. , COLOTTA V. , FILACCHIONI G. , MELANI F. , PALAZZINO G. , GALLI A.
Published: May 2016

The 1,3‐dipolar cycloaddition reaction of 1,2‐dihydronaphthyridin‐2‐one (I) with the α‐chlorobenzylidene‐β‐arylhydrazines (II) gives the pyrazolonaphthyridin‐4‐ones (IV).
ChemInform Abstract: Reaction of H2S with (Ir(H)2(Me2CO)2(PPh3)2)BF4. Crystal and Molecular Structures of (Ir2(SH)2(H)3(PPh3)4)BF4·2(CH3)2CO, (Ir2S(SH)(H)3(PPh3)4)·1.5 C6H6, and (Ir2(SH)(SC3H7)(H)3(PPh3)4)BF4·(CH3)2CO and Their Reactions with Organic Reagents.
Authors: MUETING A. M. , BOYLE P. D. , WAGNER R. , PIGNOLET L. H.
Published: May 2016

The title reaction leads to the formation of the hydrido‐ and sulfhydryl‐bridged dimeric complex (IIIa) as the major product and of the propane‐2‐thiolato‐bridged derivative (IIIb).
ChemInform Abstract: Europium(II/III) on Poly(styrene sulfonate) Coated Electrodes of Stable Electrochemical Performance.
Authors: LANGE R. , DOBLHOFER K. , STORCK W.
Published: May 2016

Stable poly(styrene sulfonate) coatings, having a high permeability and cation‐exchange capacity, are prepared by chlorosulfonation of spin‐coated polystyrene films.
ChemInform Abstract: A Convenient Synthesis of 3‐Arylcoumarins.
Authors: MING Y. , BOYKIN D. W.
Published: May 2016

Cyclocondensation of 2‐fluorobenzaldehyde (I) with the (het)arylacetic acids (II) produces the 3‐(het)arylcoumarins (III).
ChemInform Abstract: Optical Electron‐Transfer Transitions in Polynuclear Complexes of the Type X(NH3)4RuNCRu(bpy)2CNRu(NH3)4Ym+ (X: NH3, py; Y: NH3, py; m = 4‐6).
Authors: BIGNOZZI C. A. , PARADISI C. , ROFFIA S. , SCANDOLA F.
Published: May 2016

The preparation of the binuclear complex (III) (2,3') and the trinuclear complexes (Va) (3',2,3') and (Vb) (3,2,3') occurs according to the scheme.
ChemInform Abstract: Broken Symmetry Analysis of Spin Coupling in Iron‐Sulfur Clusters.
Authors: NOODLEMAN L. , CASE D. A. , AIZMAN A.
Published: May 2016

On the basis of broken symmetry molecular orbital calculations, a method is developed to estimate antiferromagnetic coupling constants for polynuclear transition metal complexes containing three or more metal sites.
ChemInform Abstract: Cluster Framework Structures and Relationships. Two Compounds with a New Connectivity, K2Zr6Cl15B (I) and K3Zr6Cl15Be (II).
Authors: ZIEBARTH R. P. , CORBETT J. D.
Published: May 2016

The title compounds are obtained in high yield (∼ 95%) by annealing stoichiometric mixtures of ZrCl4, KCl, Zr, B or Be (sealed Ta container, 800‐850 °C, 2‐3 weeks).
ChemInform Abstract: Translational Symmetries in the Linear‐Chain Semiconductors K4(Pt2(P2O5H2)4X)·nH2O (X: Cl, Br, I).
Authors: BUTLER L. G. , ZIETLOW M. H. , CHE C.‐M. , SCHAEFER W. P. , SRIDHAR S. , GRUNTHANER P. J. , SWANSON B. I. , CLARK R. J. H. , GRAY H. B.
Published: May 2016

XRD data obtained at 300 and 22 K show that the title compound with X: Cl is a composite of alternating units of Pt2 and Pt2Cl2 with (AABCCB)n translational symmetry.
ChemInform Abstract: The Photocatalytic Activity of a Platinized Titanium Dioxide Catalyst Supported Over Silica
Authors: DOMEN K. , SAKATA Y. , KUDO A. , MARUYA K. , ONISHI T.
Published: May 2016

is investigated as a function of TiO2 loading.
ChemInform Abstract: Optically Active Transition‐Metal Compounds. Part 93. X‐Ray Determination of the Structure and Absolute Configuration of (+)578‐C5H5Fe(CO)(P(C6H5)3)COCH3.
Authors: BERNAL I. , BRUNNER H. , MUSCHIOL M.
Published: May 2016

The title complex (III), prepared by a known method from (‐)‐(I), crystallizes in P21 with Z=4.
ChemInform Abstract: Transition Metal Complexes of Amino Acids and Derivatives Containing Disulfide Bridges.
Authors: VARNAGY K. , SOVAGO I. , KOZLOWSKI H.
Published: May 2016

The interaction of Co, Ni, Cu and Zn ions with D‐penicillamine disulfide, oxidized glutathione and L‐cysteinylglycine disulfide is studied by pH‐metric, spectrophotometric and EPR methods, stability constants are given.
ChemInform Abstract: Selective Reduction of β‐Fluoro Azides to β‐Fluoroamines.
Authors: HAMMAN S. , BEGUIN C. G.
Published: May 2016

Three different methods are described for the selective reduction of the β‐fluoro azides (I), forming the β‐fluoroamines (II): The catalytic hydrogenation gives only poor yields.
ChemInform Abstract: Synthesis and Stereochemistry of Tertiary β‐Fluoroamines by Fluorination of Amino Alcohols with Diethyl‐(1,1,2‐trifluoro‐2‐chloroethyl)amine (FAR) or HF‐Pyridine Mixture.
Authors: HAMMAN S. , BEGUIN C. G. , CHARLON C. , CUONG LUU‐DUC CUONG LUU‐DUC
Published: May 2016

The fluorination of the amino alcohols (I) with FAR or with the HF‐pyridine complex, yielding the β‐fluoroamines (II), is investigated.
ChemInform Abstract: Synthesis of Indoles from 2‐Bromonitrobenzenes by a Palladium‐Catalyzed Reaction.
Authors: KASAHARA A. , IZUMI T. , LIN X.
Published: May 2016

Palladium‐catalyzed coupling of the 2‐bromonitrobenzenes (I) with ethyl vinyl ether (II) gives mixtures of the ethoxystyrenes (III) ‐ (V).
ChemInform Abstract: Generation and Rearrangement of a 1‐Norbornene in Pyrolyis of 1‐Silyl‐2‐oxynorbornanes.
Authors: BARTON T. J. , YEH M.‐H.
Published: May 2016

The bromonorbornanone (I) is reduced and then converted to the silyl ethers (IV).
ChemInform Abstract: Reaction of Diisobutylchlorophosphine with 1,1‐Dichloro‐1‐nitrosoalkanes in the Presence of Sulfur Dioxide or Ethyl Mercaptan.
Authors: SOKOLOV V. B. , IVANOV A. N. , EPISHINA T. A. , MARTYNOV I. V.
Published: May 2016

Diisobutylchlorophosphine (I) reacts with the dichloronitrosoalkanes (II) in the presence of sulfur dioxide to give the phosphinates (IV).
ChemInform Abstract: Deoxygenation of the Oxirane Ring During the Reaction of the Diphenylphosphinite Anion with Epichlorohydrin.
Authors: ANTOSHIN A. E. , KHARITONOV A. V. , TSVETKOV E. N.
Published: May 2016

The bis(phosphine oxide) (III) is the main product in the title reaction.
ChemInform Abstract: Synthesis of 1,2,5,6‐Tetrahydrophosphorin 1‐Oxides and 1,2‐Dihydrophosphorin 1‐Oxides from 2,5‐Dihydro‐1H‐phosphole 1‐Oxide ‐ Dichlorocarbene Adducts.
Authors: KEGLEVICH G. , TOTH G. , PETNEHAZY I. , MIKLOS P. , TOEKE L. +
Published: May 2016

The phosphabicyclohexane derivatives (I), obtained by treatment of dihydrophosphole oxides with dichlorocarbene, react with water in the presence of silver nitrate, yielding mixtures of the diastereomeric tetrahydrophosphorins (II) and (III) and their regioisomers (IV) and (V).
ChemInform Abstract: Nitrido Complexes of Technetium with Tertiary Phosphines and Arsines.
Authors: ABRAM U. , LORENZ B. , KADEN L. , SCHELLER D.
Published: May 2016

The diamagnetic Tc(V) nitrido complexes (III) are prepared starting from (I).
ChemInform Abstract: Substituted Ketene Elimination from Acid Chlorides Induced by Ruthenium(0) Compounds.
Authors: SINGH S. , BAIRD M. C.
Published: May 2016

The ruthenium complex (I) reacts with several acid chlorides (II) to form the ruthenium hydride compound (III) and the corresponding ketenes (IV).
ChemInform Abstract: Phase Transition in the Conductive Molecular Crystals Bis(tetramethyltetraselenafulvalene)(bis(trifluoromethyl)ethylene)diselenolatonickel and ‐platinum, (TMTSF)2(M(tds)2), M: Ni, Pt. Relation to the Copper Analogue.
Authors: HEUER W. B. , SQUATTRITO P. J. , HOFFMAN B. M. , IBERS J. A.
Published: May 2016

The quasi‐two‐dimensional title compounds are obtained by the galvanostatic electrolysis of 1,1,2‐trichloroethane solutions containing tetramethyltetraselenafulvalene and the appropriate monoanionic metal complex.
ChemInform Abstract: Aldol‐Type Reactions between Trimethylsilyl Enol Ethers and Acetals with the Aid of Rhodium Complex.
Authors: SATO S. , MATSUDA I. , IZUMI Y.
Published: May 2016

The silyl enol ethers (I) are coupled with the acetals or orthoesters (II) in the presence of a rhodium carbonyl complex, producing the β‐methoxy ketones (III).
ChemInform Abstract: Sintering of Si3N4 with the Addition of Rare‐Earth Oxides
Authors: HIROSAKI N. , OKADA A. , MATOBA K.
Published: May 2016

(pressureless sintering at 1600‐1700 °C and gas pressure sintering under 10 MPa of N2 at 1800‐2000 °C) is studied in order to investigate the effect of these additives on the densification process.
ChemInform Abstract: Regioselective Synthesis and Cross Coupling Reactions of 1,2‐Borostannyl‐1‐alkenes.
Authors: SHARMA S. , OEHLSCHLAGER A. C.
Published: May 2016

The stannylborate (III) is coupled with the terminal alkynes (IV) in the presence of copper(I), yielding the regioisomeric stannylalkenylborates (V) and (VI).
ChemInform Abstract: σ‐Complexes in the Pyrimidine Series. Part 8. Recyclization of Anionic σ‐Complexes of Acetonyl‐5‐nitropyrimidine and Its Derivatives.
Authors: REMENNIKOV G. YA. , KURILENKO L. K. , BOLDYREV I. V. , CHERKASOV V. M.
Published: May 2016

Treatment of the σ‐complexes (I) with bases results in the formation of p‐nitrophenol (II).
ChemInform Abstract: Radical Cyclization of 4‐(o‐Bromophenoxy)‐2H‐1‐benzopyrans. An Efficient Synthesis of Pterocarpans.
Authors: GOPALSAMY A. , BALASUBRAMANIAN K. K.
Published: May 2016

Thermal cyclization of the aryl propargyl ethers (I) yields the 2H‐1‐benzopyrans (II) which are transformed into the o‐bromoaryl ethers (VII).
ChemInform Abstract: New Methodology for C‐Nucleoside Synthesis: Preparation of 1,2‐Dideoxy‐1‐(3‐pyridyl)‐D‐ribofuranose.
Authors: EATON M. A. W. , MILLICAN T. A. , MANN J.
Published: May 2016

The title compound is prepared by a novel procedure, which includes several selective protection/deprotection and cyclization steps.
ChemInform Abstract: Metal‐Catalyzed Organic Photoreactions. Titanium(IV) Chloride‐Catalyzed Photoreactions of Aldohexoses.
Authors: ICHIKAWA S. , TAKAHASHI K. , TANAKA M. , SATO T.
Published: May 2016

Application of the title reaction to D‐mannose (I) and D‐glucose (V) results in selective cleavage of the C‐5/C‐6 bond to give pentodialdose derivatives (IV) and (VI) (yield not given).
ChemInform Abstract: The Tungsten‐Tungsten Triple Bond. Part 15. Synthesis, Structure and Reactivity of 1,2‐W2(CH(SiMe3)2)2(NMe2)4: the Remarkable Inertness of a Sterically‐Encumbered Tungsten‐Amido Complex.
Authors: CHISHOLM M. H. , EICHHORN B. W. , FOLTING K. , HUFFMAN J. C.
Published: May 2016

Addition of (I) to a toluene slurry of (II) results in the formation of the title complex (III), which crystallizes at ‐140 °C in P21/n with Z=4 and is characterized by IR, 1H and 13C NMR spectra.
ChemInform Abstract: Effect of Ni Addition on the Corrosion Behavior of Sintered Stainless Steel in H2SO4.
Authors: PELED P. , HARUSH S. , ITZHAK D.
Published: May 2016

It is found that Ni addition enhances the passivation processes of hot‐pressed stainless steel (type 316).
ChemInform Abstract: Behavior of Iron and Low Alloy Steels in Anhydrous Organic Solvents Methanolic Solutions.
Authors: BELLUCCI F. , CAPOBIANCO G. , FAITA G. , FARINA C. A. , FARNIA G. , MAZZA F. , TORCHIO S.
Published: May 2016

Potentiodynamic polarization curves and potentiostatic anodic transients show that in methanolic solution a region of unstable passivity exists for iron and Ni‐Cr‐Mo low alloy steel which depends on acidity, Cl‐ content and amount of water (0.01‐0.5%).
ChemInform Abstract: Synthesis of Labeled Fatty Acids with or without Substituted αor β‐Positions.
Authors: APPARU M. , COMET M. , LEO P. M. , MATHIEU J.‐P. , DU MOULINET D'HARDEMARE A. , PASQUALINI R. , VIDAL M.
Published: May 2016

The title compounds, e.g. (VII), (X) and (XV), are prepared for kinetical studies of their metabolism.
ChemInform Abstract: The (Apparently Disrotatory) Thermal Ring Opening of 4‐Nitro‐1‐cyclobuten‐1‐amines.
Authors: VAN EIJK P. J. S. S. , OVERKEMPE C. , TROMPENAARS W. P. , REINHOUDT D. N. , HARKEMA S.
Published: May 2016

The thermal (2 + 2) cycloaddition of nitroalkenes such as (I) to corresponding ynamines (II) gives cyclobutenes such as (IV) together with cyclic nitrones such as (III).
ChemInform Abstract: Synthesis and Antimicrobial Activity of 1(3)H,8H‐Imidazo(4,5‐g)indole Derivatives.
Authors: BUNDEL' YU. G. , TITOV G. A. , CHETVERIKOV V. P. , MALYUGA O. A. , IVCHENKO T. I. , ANANINA G. D. , ALEKSEEVA E. N.
Published: May 2016

Reduction of the anellated thiadiazoles (I) in the presence of the acids (II) gives the benzimidazoles (III) as the result of the cyclization of the intermediate 6,7‐diaminoindoles.