bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: An Unexpected Reductive Cyclisation of 8‐Nitro‐1‐naphthaldehyde Phenylimine.
Authors: TSOUNGAS P. G.
Published: May 2016

The reaction of the Schiff base (I) which is prepared by literature methods with triethyl phosphite (II) does not yield the expected betaine (V) but the base (III) and the cinnoline derivative (IV) are obtained.
ChemInform Abstract: Dicyanoanthracene and Biphenyl Co‐Sensitized Photooxygenation of 1,1‐Diphenyl‐2‐vinylcyclopropane.
Authors: SHIM S. C. , SONG J. S.
Published: May 2016

The co‐sensitized photooxygenation of the diphenylvinylcyclopropane (I) with DCA and BP leads to the dioxolane (II) as the major product.
ChemInform Abstract: Photochemical Generation of Aliphatic Radicals from Benzophenone Oxime Esters: Simple Synthesis of Alkylbenzenes and Alkylpyridines.
Authors: HASEBE M. , TSUCHIYA T.
Published: May 2016

Benzophenone oxime (I) and the carboxylic acids (II) react to give the esters (III), which are also obtained from the corresponding acid chlorides.
ChemInform Abstract: The Novel Photochemical 1,4‐Addition of Azadienol Esters to Cyclo‐octa‐1,3‐diene.
Authors: ARMESTO D. , HORSPOOL W. M. , ORTIZ M. J. , PEREZ‐OSSORIO R. , ROMANO S.
Published: May 2016

The irradiation of azadienol esters (I) in the presence of lß‐cyclooctadiene (II) produces the oxazole (III) and the adducts (IV) and (V); the composition of the product mixture depends on the concentration of (II).
ChemInform Abstract: Palladium‐Catalyzed Reaction of 2‐Vinyl‐2,3‐dihydrobenzofurans and Chroman with Nucleophiles.
Authors: HOSOKAWA T. , KONO T. , UNO T. , MURAHASHI S.‐I.
Published: May 2016

The dihydrobenzofuran (IIa) and the chroman (IIb) react with diethyl sodiomalonate in the presene of various palladium catalysts to give the a1kenyl phenols (III) along with the dimers (IV) [(IIb) reacts only with complexes bearing the PEt3 ligand].
ChemInform Abstract: Synthesis of Carbacerulenin. A General Method for Syntheses of E,E‐1,4‐ Dienols.
Authors: RAMAIAH M. , NAGABHUSHAN T. L.
Published: May 2016

The unsaturated diazo‐ester (I) is cyclized in the presence of copper derivatives to give the cyclopropane lactone (II).
ChemInform Abstract: A Convenient Synthesis of Macrocyclic Paracyclophanes.
Authors: BUTCHER J. A. JUN. , DUTTA A. K.
Published: May 2016

The reaction between the bischloromethyl derivative (I) and sodium sulfide produces a mixture of the thiaparacyclophanes (II), from which the cyclic monomer (IIa) is isolated.
ChemInform Abstract: Synthesis of 4‐(2‐Methoxyethyl)‐2‐azetidinone.
Authors: CHUNG B. Y. , LEE B. Y.
Published: May 2016

The dihydropyranone (I) is transformed to the esters (III). Ring opening of (III) and methylation leads to the fully protected β‐amino acids (V).
ChemInform Abstract: Regioselective Acylations of Ethylpyrrolidin‐2‐ylidenacetate.
Authors: EL HOUSSAIN BAHAJI EL HOUSSAIN BAHAJI , REFOUVELET B. , COUQUELET J. , TRONCHE P.
Published: May 2016

The products obtained from the reactions between the title compound (II) and the acid chlorides (I) depend on the reaction temp., thus leading to the distributions shown in the sche‐ ′me.
ChemInform Abstract: Asymmetric Michael Additions via SAMP‐/RAMP‐Hydrazones. Anti‐Diastereo‐ and Enantioselective Synthesis of 3,4‐Disubstituted 5‐Oxo‐alkanoates.
Authors: ENDERS D. , PAPADOPOULOS K. , RENDENBACH B. E. M. , APPEL R. , KNOCH F.
Published: May 2016

The aldehydes and ketones (I) react with the optically active hydrazine "SAMP" (II) to give the hydrazones (III), which couple with the unsaturated esters (IV) forming the adducts (V).
ChemInform Abstract: A Synthesis of Pyrrole Derivatives from O‐(2‐Hydroxyethyl)‐ketoximes.
Authors: DHANAK D. , REESE C. B. , ROMANA S. , ZAPPIA G.
Published: May 2016

Reaction of the oxime (III) with the phosphonium iodide (IV) and subsequent treatment with potassium tert‐butoxide afford 2‐phenylpyrrole (V).
ChemInform Abstract: Oxidation of S‐Hydroxytryptamine and SJ‐Dihydroxytryptamine. A New Oxidation Pathway and Formation of a Novel Neurotoxin.
Authors: WRONA M. Z. , LEMORDANT D. , LIN L. , BLANK C. L. , DRYHURST G.
Published: May 2016

Die elektrochemische Oxidation von S‐Hydroxytryptamin (I) führt über die Zwischenstufe des 5,7‐Dihydroxytrypt‐ amins (IIa) zu einem Gemisch aus 4,5,7‐Trihydroxytryptamin (IIb) und 5‐Hydroxytryptamindion‐4,7 (III).
ChemInform Abstract: A Synthesis of 1,2‐O‐Isopropylidene‐(S)‐glyceraldehyde.
Authors: KANG S.‐K. , SHIN D.‐S.
Published: May 2016

Sharpless (+)‐tartratemediated asym. epoxidation of the allyl alcohol (I) affords the (S)‐epoxyalcohol (II), which is converted without further purification to the phenylthiodiol (IV).
ChemInform Abstract: Synthesis and Attempted Cyclizations of Nitropyrazolylacetylenes.
Authors: VASILEVSKII S. F.
Published: May 2016

The coupling reactions of the nitropyrroles (I) or (IV) with copper phenyl acetylide (II) yields the hitherto unknown pyrrole derivatives (III) or (V) with neighbouring phenylethinyl and nitro groups.
ChemInform Abstract: Revision of the Structure of the Compound Obtained by the Reaction of 2‐Hydrazino‐4‐methylquinoline and Acetylacetone.
Authors: AHLUWALIA V. K. , KAILA N. , SINGH S. B.
Published: May 2016

The reaction of the quinoline (I) with acetylacetone (II) yields the Compound (III) which has the structure of a pyrazole and not the diazepine structure (VI) assigned earlier.
ChemInform Abstract: Functional Polymers. Part 40. Syntheses of Mono‐ and Di(4‐methoxy)benzotriazole‐ Substituted 2,4‐Dihydroxyaceto(or benzo)phenones.
Authors: FU S. , LI S. , VOGL O.
Published: May 2016

The title compounds (III) and (IV) are synthesized by azo coupling of the respective diazonium salts generated from the nitroanilines (I) with the dihydroxyketones (II) followed by reductive cyclization.
ChemInform Abstract: Addition of Heterocumulenes to Condensed Chinazolones.
Authors: DUNN A. D. , RUDORF W.‐D.
Published: May 2016

The reaction of CS2 with (Ia) and (Ib) in DMSO/NaH followed by alkylation of the intermediary formed geminal dithiolates gives the ketene‐S,N‐acetals (IIa) and (IIb).
ChemInform Abstract: Substituted Isatoic Anhydrides: Selective Inactivators of Trypsin‐Like Serine Proteases.
Authors: GELB M. H. , ABELES R. H.
Published: May 2016

4‐Aminomethyl‐2‐nitrobenzoesäure (II), deren Herstellung aus 4‐Chlor‐3‐ nitrotoluol (I) beschrieben wird, läßt sich nach Schutz der Aminogruppe und Reduktion der Nitrogruppe durch Umsetzung mit Phosgen (V) in das Isatosäureanhydrid (VI) überführen.
ChemInform Abstract: Dienamide Photochemistry.
Authors: BOCHU C. , COUTURE A. , GRANDCLAUDON P. , LABLACHE‐COMBIER A.
Published: May 2016

The photolysis of the bicyclic dienamides (V) and (IX) produces the heterocyclic spiro‐compounds (VI) and (X).
ChemInform Abstract: Chemistry of Boron. Part 176. Synthesis of Boron Functional Diborylamines via (Stannylamino)boranes.
Authors: NOETH H. + , OTTO P. , STORCH W.
Published: May 2016

The diborylamines (IVa), (IVd) are readily obtained from the tris(stannyl)amine (I) and the boron halides (IIa), (IId) via the [bis(stannyl)amino]boranes (IIIa), (IIId).
ChemInform Abstract: Substituent Effects on closo‐2,4‐C2B5H7, Derivative Rearrangement Rates. Comparison of Rearrangement Pattern and Rate Constants of a Mixed Disubstituted Carborane, 5‐CH3‐6‐Cl‐2,4‐ C2B5H5, with Those of Monosubstituted 5‐X‐2,4‐C2B5H6 and Disubstituted 5,6‐X2‐2,4‐C2B5H5 (X: CH3, Cl): Mechanistic Implications and Isomer Stability Correlations.
Authors: ABDOU Z. J. , ABDOU G. , ONAK T. , LEE S.
Published: May 2016

The rearrangement of the closo‐carborane (I) to an equilibrium mixture of all eight B‐CH3‐B ′‐Cl isomers is carried out at 295°C. The first isomer produced is the l‐CH3‐5‐Cl derivative followed by 3‐CH3‐5‐Cl‐2,4‐C2B5H5.
ChemInform Abstract: The Synthesis of Allylsilanes and Vinylsilanes by Silyl‐Cupration of Allenes.
Authors: FLEMING I. , PULIDO F. J.
Published: May 2016

Treatment of the allenes (I) with the silylcuprate (II) and subsequent quenching with ammonium Chloride solution afford either the vinylsilane (III) or the allylsilanes (IV).
ChemInform Abstract: Reactions of Silylphosphines with Sulfur.
Authors: FRITZ G. , HANKE D.
Published: May 2016

The reactions of the silylphosphines (Ia)‐(Ic), (IV), and (Me3Si)3P7 with elemental sulfur are investigated.
ChemInform Abstract: Low Coordinated Phosphorus Compounds. Part 48. Synthesis of 1‐Phosphaallenes.
Authors: APPEL R. , WINKHAUS V. , KNOCH F.
Published: May 2016

Two new 1‐phosphaallenes (IIIb), (IIIc) are obtained likewise (IIIa), previously described, by Wittig reaction of the phosphaketene (I) with the ylides (IIb),(IIc).
ChemInform Abstract: Polydentate Ligands Containing Phosphorus. Part II. Synthesis of Three New Anionic Tripod Ligands, Their Neutral Precursors, and Related Compounds.
Authors: GRIM S. O. , SANGOKOYA S. A. , COLQUHOUN I. J. , MCFARLANE W. , KHANNA R. K.
Published: May 2016

The compounds (II) are synthesized by careful oxidation of (I) with H2O2.
ChemInform Abstract: New Polyphosphorus Ligands: Addition Reactions of 1,1‐Bisdiphenylphosphinoethene.
Authors: BOOKHAM J. L. , MCFARLANE W. , COLQUHOUN I. J.
Published: May 2016

As outlined in the scheme, 1,1‐bis(diphenylphosphino)ethene (I) reacts with P‐ and As‐compounds, such as (II), (IV) or (XI), to yield adducts such as (III), (VI) or (XIII), which can be converted into complexes, e.g. (XVI).
ChemInform Abstract: Phosphonitriles: Versatile Intermediates.
Authors: BOESKE J. + , NIECKE E. , OCANDO‐MAVAREZ E. , MAJORAL J.‐P. , BERTRAND G.
Published: May 2016

The photochemical and thermal behavior of the azides (II) prepared as shown is reported.
ChemInform Abstract: A New Type of Organometallic Spiro Compounds: 2,2,6,6‐Tetracyclopentadienyl‐4‐sila‐2,6‐dititanaspiro[3,3]heptane.
Authors: VAN DE HEISTEEG B. J. J. , SCHAT G. , AKKERMAN O. S. , BICKELHAUPT F.
Published: May 2016

The di‐Grignard reagent (II), generated in situ, gave the stable title compound (III) on treatment with SiCl4.
ChemInform Abstract: Polynuclear Molybdenum and Tungsten Complexes with Sulfur and Dithiophosphinato Ligands.
Authors: KECK H. , KUCHEN W. , MATHOW J.
Published: May 2016

The 1:3 molar reaction of Mo(CO)6 (I) with the disulfanes (II) gives the disulfido‐bridged Cluster chelates (IIIa) in which the anions can be easily exchanged as demonstrated [isolation of (IIIb)].
ChemInform Abstract: The Second Isomer of Dichloro(2,2′‐bipyridine)iron(II): Syntheses and Spectroscopic and Magnetic Characterizations of Three Related Dichloro(α‐diimine)iron(II) Complexes Containing Five‐Coordinate, High‐Spin Iron(II).
Authors: CHARRON F. F. JUN. , REIFF W. M.
Published: May 2016

Hydrated FeCl2 , freshly prepared by dissolution of Fe powder in deoxygenated HCl at about 80°C, increased heating (100°C) and taking the solution almost to dryness, reacted with 2,2′‐bipyridine in absolute EtOH (60°C, 10min).
ChemInform Abstract: (η5‐Cyclopentadienyl)methylnickel Complexes with Single and Multiple Double‐Bond Systems.
Authors: LEHMKUHL H. , DANOWSKI F. , BENN R. , MYNOTT R. , SCHROTH G.
Published: May 2016

The reaction of nickelocene (I) with MeLi in the presence of corresponding olefins leads to η2‐olefin complexes (II).
ChemInform Abstract: Trivalent Nickel: Sulfur Coordination (NiN2O2S2) vs. Oxygen Coordination (NiN2O4).
Authors: RAY D. , PAL S. , CHAKRAVORTY A.
Published: May 2016

The triazene 1‐oxide ligands (I)‐(IV) have been used to construct NiN2O4 and NiN2O2S2 Coordination spheres.
ChemInform Abstract: Magnetic Exchange Interactions in Some Novel p‐Azido‐Bridged Copper(II) Dimers.
Authors: CHAUDHURI P. , ODER K. , WIEGHARDT K. , NUBER B. , WEISS J.
Published: May 2016

The title Compounds (I)‐(IV) are prepared by reaction of Cu(II) perchlorate hexahydrate or Cu(II) acetate in aqueous solution with the triazacyclononane and sodium azide.
ChemInform Abstract: Binucleating Bis‐N‐acylthioureas Ligands in Trimetallamacrocycles and Polynuclear Metal Chelates.
Authors: KOEHLER R. + , KIRMSE R. , RICHTER R. , SIELER J. , HOYER E. , BEYER L.
Published: May 2016

The two types of quadridentate bis‐N‐acylthioureas (II) and (IV), prepared as shown, act ‐ after dideprotonation ‐ as bis‐bidentate S,O ligands towards polyvalent metal ions.
ChemInform Abstract: Electrochemical, Spectral, and Base‐Binding Studies of Heterodinuclear Ruthenium‐Iron Complexes of meso‐α,α,α,α‐Tetrakis(nicotinamidophenyl)porphine.
Authors: ELLIOTT C. M. , ARNETTE J. K.
Published: May 2016

The complex Ru(II)Cl2 LFe(III)Cl (H2L: title ligand) consists of the Fe(III) coordinated in the porphyrin site and the single Cl‐ most probably coordinated at the external axial site of the iron.
ChemInform Abstract: Preparative‐Scale Matrix Isolation: Application to the Direct Synthesis of Binary Metal Carbonyls Using Metal Atomic Reagents.
Authors: GODBER J. , HUBER H. X. , OZIN G. A.
Published: May 2016

The cocondensation of the monoatomic vapors of V, Cr, Mn, Fe, and Ru with CO (25‐30 K) to yield Ru(CO)5, Ru3(CO)12, Mn2(CO)10, V(CO)6, Cr(CO)6, and Fe3(CO)12 is described.
ChemInform Abstract: A New Form of Ruthenium Tetracarbonyl.
Authors: HASTINGS W. R. , BAIRD M. C.
Published: May 2016

The photolysis of conc. solutions of Ru3(CO)12 (I) in THF leads to formation of an unsoluble material.
ChemInform Abstract: Stereospecific Synthesis of (+)‐2R,5R trans‐Dihydrocarvone from (‐)‐Carvone.
Authors: SOLLADIE G. , HUTT J.
Published: May 2016

Stereospecific Synthesis of (+)‐2R,5R trans‐Dihydrocarvone from (‐ )‐Carvone.
ChemInform Abstract: Methyl 3,4‐Di‐O‐acetyl‐2‐deoxy‐2(R)‐[1H,3H‐2,4‐dioxo‐1‐pyrimidinyl]‐2‐fluoro‐β‐D‐arabinopyranoside: Novel Nucleoside Analogues via Condensation of gem‐2,2‐Difluoro Methyl Glycosides with Silylated Heterocyclic Bases.
Authors: AN S.‐H. , BOBEK M.
Published: May 2016

The keto‐sugar(II), obtained by oxidation of (I), yields the bis‐fluoro‐derivative (III), which is converted to (IV).
ChemInform Abstract: New Piperidinic Synthons via Ring Contraction. Formal Synthesis of (±)‐Perhydrohistrionicotoxin.
Authors: DUHAMEL P. , KOTERA M. , MONTEIL T.
Published: May 2016

Ring contraction of the tetrahydroazepine (IV) by treatment with bromine followed by triethylamine‐H2O affords 1‐benzylpiperidine‐2,2‐dicarbaldehyde in quantitative yield.
ChemInform Abstract: Syntheses of Althiomycin Analogues in Relation to Antibacterial Activities.
Authors: INAMI K. , SHIBA T.
Published: May 2016

Theester (I) is coupled with the pyrrolinone (II) to give (III). Detritylation of (III) followed by reaction with the aminoacetimidate (IV) affords the (R)‐thiazolinylcarbonylpyrrolinone (Va).
ChemInform Abstract: Synthesis and Antiviral Activity of Sulfonamidobenzophenone Oximes and Sulfonamidobenzamides.
Authors: OGATA M. , MATSUMOTO H. , SHIMIZU S. , KIDA S. , WADA T. , SHIRO M. , SATO K.
Published: May 2016

Durch Umsetzung der aus den Aminobenzophenonen (I) erhältlichen Sulfonamide (III) mit Hydroxylamin entstehen die Oxime (IV) und (V),wobei die anti‐Verbindungen (IV) die Hauptprodukte bilden.
ChemInform Abstract: A Stereoselective Synthesis of the C‐15 to C‐20 Segment of Rifamycin‐S.
Authors: RAO A. V. R. , YADAV J. S. , RAO C. S.
Published: May 2016

The selenophenyl propionate (I) reacts with LDA and the allylic chlorides (II) to give the adducts (IIIa), which are converted via the carboxylic acids (IIIb) to the lactones(IV).
ChemInform Abstract: An Efficient Synthesis of Pyrethroid Insecticides Containing Spiro‐ Fused Cyclopropane Carboxylate.
Authors: MITRA R. B. , MULJIANI Z. , REDDY G. B.
Published: May 2016

Derivatives of the spirocyclic carboxylic acid (I) have proved to be effective pyrethroid insecticides.
ChemInform Abstract: γ‐Lactam Analogues of Carbapenems.
Authors: BOYD D. B. , FOSTER B. J. , HATFIELD L. D. , HORNBACK W. J. , JONES N. D. , MUNROE J. E. , SWARTZENDRUBER J. K.
Published: May 2016

The ketone (I) is transformed into the oxime (II) and subsequently reduced and acylated to form the isomeric amino derivatives (III) or (IV).
ChemInform Abstract: γ‐Lactam Analogues of the Penems.
Authors: BOYD D. B. , ELZEY T. K. , HATFIELD L. D. , KINNICK M. D. , MORIN J. M. JUN.
Published: May 2016

5‐Methoxy‐2‐pyrrolidinone (Ia) is converted to the thioacetate (Ib) which reacts with the glyoxalate (II) to yield the diastereomeric alcohols (IIIa).
ChemInform Abstract: Enzymatic Synthesis of a New Type of Penicillin.
Authors: BALDWIN J. E. , ADLINGTON R. M. , BASAK A. , FLITSCH S. L. , PETURSSON S. , TURNER N. J. , TING H.‐H.
Published: May 2016

Incubation of the mercapto amides (Ia)‐(Ic) with purified isopenicillin N synthetase (IPNS) affords the β‐lactams(IIa)‐(IIc).
ChemInform Abstract: A Practical Synthesis of (E)‐β‐Farnesene, the Alarm Pheromone of Aphids.
Authors: KANG S.‐K. , KIM S.‐G.
Published: May 2016

Orthoester Claisen reaction of linalool (I) affords the dimethyldecanoate (III), which is converted into the corresponding aldehyde (IV).
ChemInform Abstract: Synthesis of the Pheromone of the Comstock Mealybug via a Sila‐Cope Elimination.
Authors: FALL Y. , VAN BAC N. , LANGLOIS Y.
Published: May 2016

Starting with 2,5‐dimethyl pyridine (I), the tetrahydropyridine‐N‐oxide (IV) is synthesized and subsequently split into the hydroxylamine derivatives (V)‐(VII).(V) or (VI) can be transformed into the N‐oxide (VIII) from which the title compound (XI) is prepared.
ChemInform Abstract: The Evaluation of Corrosion Protection Measures for Metal Matrix Composites (MMC).
Authors: MANSFELD F. , JEANJAQUET S. L.
Published: May 2016

The corrosion protection of SiC/Al, graphite/Al and graphite/Mg by anodizing or by coating with a polymer film has been evaluated by electrochemical impedance spectroscopy (EIS).
ChemInform Abstract: Simplest Chloronium Radical. A Neutralization‐Reionization Mass Spectrometry Study.
Authors: WESDEMIOTIS C. , FENG R. , MCLAFFERTY F. W.
Published: May 2016

The preparation of stable (∼ 10‐6 s) H2Cl· radicals is succeeded by neutralization (Hg vapor, 30% transmittance) of fast mass‐selected H237Cl+ ions, whereby the surprising apparent lifetimes HDCl ≫ H2Cl >> D2Cl are observed.
ChemInform Abstract: A Transmission Electron Microscope Study of the Effect of Cyclohexane Adsorption on the Crystallization of Pd80Si20 Metallic Glass.
Authors: KOWBEL W. , BROWER W. E. JUN.
Published: May 2016

The crystallization of metastable Pd80Si20 has been studied in situ using a TEM equipped with a hot stage and an environmental cell.
ChemInform Abstract: In11Mo40O62 : A Molybdate with Units of Four and Five Condensed Mo6 Octahedra and Linear In57+ and In68+ Ions.
Authors: MATTAUSCH HJ. , SIMON A. , PETERS E.‐M.
Published: May 2016

The structure (Pmc21, Z=2) of the metallic looking title Compound is Characterized by Clusters of four and five trans‐edge‐sharing Mo6 octahedra.
ChemInform Abstract: Acidity of Heteropoly Compounds.
Authors: GHOSH A. K. , MOFFAT J. B.
Published: May 2016

The acidity of H3PW12O20 (HPW) and its Na, Ca, Mg, Zn, Al and Zr salts and of H4SiW12O40 (HSiW) and its NH4 and Cs salts has been determined after different pretreatments using an indicator method.
ChemInform Abstract: Electrochemical Oxidation of the Tetrakis(μ‐pyrophosphito‐P,P′)diplatinum(II) Complex Pt2(μ‐P2O5H2)44‐ (I) Both in the Presence and the Absence of Halide Ions, and Reduction of the Axially Substituted Halodiplatinum(III) Complexes Pt2(μ‐P2O5H2)4X24‐(II).
Authors: BRYAN S. A. , SCHMEHL R. H. , ROUNDHILL D. M.
Published: May 2016

The potential required for the oxidation of (I) and the reduction of (II) (X: Cl, Br, I) depends on X. By differential pulse polarography at a glassy carbon electrode the peak potential for oxidation of (I) is 0.69 V, and in the presence of X′, the respective potentials are 0.56 [C1], 0.37 [Br], and ‐ 0.03 V [I] vs.
ChemInform Abstract: On the Kinetics of the Cathodic Deposition of Aluminium on Glassy Carbon and Tungsten Electrodes from AlCl3 + NaCl + KCl Melts.
Authors: ZHANG Y. J. , BJOERGUM A. , ERIKSON U. , TUNOLD R. , OEDEGARD R.
Published: May 2016

The Al deposition from Chloride melts results in a partly soluble product on tungsten whereas on glassy carbon an insoluble product is formed.
ChemInform Abstract: Surface Metal Ion Enhancement of Thermally Treated Zeolites.
Authors: WILLIS W. S. , SUIB S. L.
Published: May 2016

The interactions between the zeolite and the metal ion of heated Ag+/NaY and Cs+/NaY zeolites have been investigated by XPS, static SIMS, and ion scattering spectroscopy.
ChemInform Abstract: Characterization of SiO2‐Supported Mo(VI): The Effect of Calcination and Exposure to Water Vapor
Authors: STENCEL J. M. , DIEHL J. R. , D'ESTE J. R. , MAKOVSKY L. E. , RODRIGO L. , MARCINKOWSKA K. , ADNOT A. , ROBERGE P. C. , KALIAGUINE S.
Published: May 2016

on the structure of the catalyst has been investigated by ESCA, ion scattering spectrometry and laser Raman spectroscopy.
ChemInform Abstract: Ab initio Studies of Molecular Structures and Energetics. Part 1. Base‐Catalyzed Hydrolysis of Simple Formates and Structurally Related Reactions.
Authors: EWIG C. S. , VAN WAZER J. R.
Published: May 2016

Molecular structures, conformations, and thermodynamic properties of the orthoformate anionic molecules produced by the interaction of hydroxy or methoxy ions with formic acid or methyl formate are determined by ab initio computations.
ChemInform Abstract: Electrolytic Transformation of Functional Groups of Fluoroorganic Compounds.
Authors: FUCHIGAMI T. , NAKAGAWA Y. , NONAKA T.
Published: May 2016

The trifluoroethyl sulfide (I) is transformed into the derivatives (IIa) or (IIb) by electrolytic oxidation in the presence of acetic acid and methanol respectively.
ChemInform Abstract: Hydrophobic Perturbation of Acyclic Equilibria.
Authors: PORTER N. A. , OK D. , ADAMS C. M. , HUFF J. B.
Published: May 2016

Astudy to assess the perturbation of organic stereoisomeric equilibria caused by aggregation effects in solution is undertaken using the amphiphilic dicarboxylic acids (Ia), (Ib) and, for comparison, the dienone (II).
ChemInform Abstract: The Mechanism of Thermal Eliminations. Part 18. Relative Rates of Pyrolysis of 2‐Ethoxypyrazine, 3‐Ethoxypyridazine, 2‐ and 4‐Ethoxypyrimidine, 3‐Chloro‐6‐eth‐ oxypyridazine, and 2‐Chloro‐4‐ethoxypyrimidine.
Authors: AL‐AWADI N. , TAYLOR R.
Published: May 2016

The rate of thermal release of ethylene from (I)‐(VI) at 650 K increases in the order shown. The C‐N π‐bond order appears to be the more important electronic effect compared with the influences of the "aza" substituent.
ChemInform Abstract: Stable Perfluoroalkyl Carbanion Salts.
Authors: SMART B. E. , MIDDLETON W. J. , FARNHAM W. B.
Published: May 2016

Reaction of the perfluorinated olefins (I) with the difluorosiliconate (II) yields the stable TAS tert. carbanion salts (III).
ChemInform Abstract: Nucleophilic Capture of 2‐Bicyclo[2.1.1]hexyl Cations.
Authors: KIRMSE W. , ZELLMER V. , GOER B.
Published: May 2016

The degenerate rearrangements of the parent‐ 2‐bicyclo[2.1.l]hexyl cation (II) in aqueous media are probed with the aid of optically active, deuterium‐labeled, and 13C‐labeled Substrates.
ChemInform Abstract: Zwitterionic Tetramethylenes as the Common Intermediates in the Cycloaddition and Polymerization Reactions of N‐Vinylcarbazole with Electrophilic Tetrasubstituted Ethylenes: A New Explanation for "Charge‐Transfer" Initiation.
Authors: GOTOH T. , PADIAS A. B. , HALL H. K. JUN.
Published: May 2016

An equimolar mixture of the olefins (I) and (II) quantitatively yields the cyclobutane (IV) via an electron donor‐acceptor complex and the zwitterionic intermediate (III) which can be trapped with methanol.
ChemInform Abstract: The Preparation and Characterization of Radical Cation Salts Derived from Perfluorobenzene, Perfluorotoluene, and Perfluoronaphthalene.
Authors: RICHARDSON T. J. , TANZELLA F. L. , BARTLETT N.
Published: May 2016

Salts (II), (V), and (VII) are prepared, as shown for (I), by oxidation of the corresponding aromatic molecu‐ 1e. (II) decomposes as does (V) above room temp. to give the same products as obtained from the attack of fluoride ion on e.g. (II).
ChemInform Abstract: Photogenerated Semi‐Enone Radical Anions: A New Perspective on the Reactions of 10‐(Hydroxymethyl)‐2‐octalone Tosylate.
Authors: GIVENS R. S. , ATWATER B. W.
Published: May 2016

In contrast to the reductive electrontransfer process of (I) which leads to the ketone (III) as main product, the photomediated bimolecular electron‐transfer yields predominantly (II) with amines such as triethylamine as electron‐donors.
ChemInform Abstract: ESR Evidence for Rapid Cyclization of Alkenyl Radicals Formed by Readily Occurring l,5‐ and l,6‐Hydrogen Shifts in Vinyl Radicals.
Authors: GILBERT B. C. , PARRY D. J.
Published: May 2016

The alkyl radical generated from propanol by OH′‐oxidation adds to butynedioic acid to give the radical (I).
ChemInform Abstract: Oxidative Cleavage of Benzyl Ethers by Use of Oxoaminium Salt.
Authors: MIYAZAWA T. , ENDO T.
Published: May 2016

The nitroxyl radical (I) is converted into the oxopiperidinium salts (II), which are used for the oxidative cleavage of the benzyl ethers (III) giving benzaldehyde (IV) and the corresponding halides (V).
ChemInform Abstract: Synthesis, Vibrational Spectra, and Crystal Structure Analysis of Di‐ and TrifIuorotetramethylammonium Salts.
Authors: BRAUER D. J. , BUERGER H. + , GRUNWALD M. , PAWELKE G. , WILKE J.
Published: May 2016

The title salts (II) and (VI) are prepared by quaternization of the corresponding amine.
ChemInform Abstract: Alkylation Stereochemistry of Camphor Derivatives of Glycinates.
Authors: MCINTOSH J. M. , LEAVITT R. K.
Published: May 2016

The (D)‐camphor‐imine (I) is alkylated via (II) to produce a mixture of the diastereomers (IV); the diastereomeric ratio depends on the amount of alkylating agent employed.
ChemInform Abstract: Palladium‐Catalyzed Carbonylation of Aryl Triflates. Synthesis of Arenecarboxylic Acid Derivatives from Phenols.
Authors: CACCHI S. , CIATTINI P. G. , MORERA E. , ORTAR G.
Published: May 2016

β‐Naphthyl triflate (I) is converted to the carboxylic acid derivatives (III) by carbonylation in the presence of alcohols or amines.
ChemInform Abstract: The Stereostructures of [1,1′‐Bicyclohexyl]‐2,2′‐diones: A Reassignment.
Authors: DENMARK S. E. , CRAMER C. J. , STERNBERG J. A.
Published: May 2016

l‐Nitrocyclohexene (I) and cyclohexene (II) are combined to give the derivatives (III)‐(V).
ChemInform Abstract: Reactions of Enamines of Cyclic Ketones with Methyl Propiolate.
Authors: VOS G. J. M. , BENDERS P. H. , REINHOUDT D. N. , EGBERINK R. J. M. , HARKEMA S. , VAN HUMMEL G. J.
Published: May 2016

Die Enamine (I) reagieren mit Propiolsäuremethylester (II) zu den Cycloaddukten (III), die einer conrotatorischen Ringöffnung zu den cis,trans‐Dienen (IV) unterliegen.
ChemInform Abstract: Modification of Tube Size and Shape in a Helical Tubuland Inclusion Lattice Formed by a New Family of Diol Hosts: Syntheses and Crystal Structures.
Authors: DANCE I. G. , BISHOP R. , HAWKINS S. C. , LIPARI T. , SCUDDER M. L. , CRAIG D. C.
Published: May 2016

The exo‐,exodihydroxybicyclononane (IIa) and the anti‐,anti‐dihydroxytricycloundecane (I Ib) as well as the syn‐,syn‐dihydroxytricycles (V) are prepared from the corresponding dimethylene compounds (I) or from the diketones (III).
ChemInform Abstract: Carbomethoxyethylation of Aryl and Alkyl Bromides Catalyzed by Nickel Complexes.
Authors: LEBEDEV S. A. , LOPATINA V. S. , BERESTOVA S. S. , PETROV E. S. , BELETSKAYA I. P.
Published: May 2016

The reactions between the aryl or secondary alkyl bromides (I) and methyl acrylate (II) in the presence of H2O, Py and Ph3P · NiCl2 /Zn afford the methyl propanoates (III) in fair to good yields.
ChemInform Abstract: A Versatile Reagent for Synthesis of α‐Hydroxy Aldehydes and Ketones ‐ Methylthiomethyl p‐Tolyl Sulfone.
Authors: OGURA K. , TSURUDA T. , TAKAHASHI K. , IIDA H.
Published: May 2016

Methylthiomethyl p‐tolyl sulfone (I) is alkylated giving (II); lithiation and reaction with the aldehyde (III) yields the adducts (IV).
ChemInform Abstract: Asymmetric Oxidation of Sulfides to Sulfoxides with Trivalent Iodine Reagents.
Authors: IMAMOTO T. , KOTO H.
Published: May 2016

The diester derivatives (I) of L‐tartaric acid anhydride are combined with iodosylbenzene (II) to produce the chiral oxidation agents (III), which convert the sulfides (IV) to the optically active sulfoxides (V).
ChemInform Abstract: Synthesis of Azuleno[1,2‐b]pyrrole and Azuleno[1,2‐b]furan.
Authors: FUJIMORI K. , FUKAZAWA H. , NEZU Y. , YAMANE K. , YASUNAMI M. , TAKASE K.
Published: May 2016

The reaction of the furanone ester (I) with the enamines (II) produces the isomeric esters (III) and (IV).
ChemInform Abstract: 3‐Methoxy‐1,2‐benzisothiazol‐5‐ylacethydrazide and Esters of 3‐Phenylhydrazino‐1,2‐benzisothiazol‐5‐ylacetic Acid.
Authors: VICINI P. , PELIZZI G. , VITALI F.
Published: May 2016

Die Umsetzung der Benzisothiazolylessigsäureester (I) mit Hydrazinhydrat führt zu den Hydraziden (II), während die entsprechende Umsetzung mit den Phenylhydrazinen (III) unter Substitution der Methoxygruppe zu den Hydrazinderivaten (IV) führt.
ChemInform Abstract: 5‐Alkyl‐2‐(4‐bromophenyl)pyridines.
Authors: PAVLYUCHENKO A. I. , PURVANYATSKAS G. V. , SMIRNOVA N. I. , TITOV V. V.
Published: May 2016

The ketone (I) is prepared according to a known procedure.
ChemInform Abstract: Strategies and Intermediates for Fredericamycin A Synthesis: A 3‐Substituted 9‐Alkoxy Cyclopenta[g]isoquinoline‐1,8(2H)‐dione.
Authors: PARKER K. A. , BREAULT G. A.
Published: May 2016

The preparation of the intermediate (VIII) for the synthesis of fredericamycin A is described.
ChemInform Abstract: Electrochemical Synthesis of Unsymmetrical Tetrathiafulvalene Derivatives.
Authors: MORAND J. P. , BRZEZINSKI L. , MANIGAND C.
Published: May 2016

Alkylation of the trithiocarbonates (I) and (IV) with the oxonium tetrafluoroborates (II) affords the alkylthiodithiolium salts (III) and (V), which are reduced to a mixture of ortho‐thiooxalates (VI)‐(VIII).
ChemInform Abstract: Preparation of 18‐ and 22‐Membered Tetraaza Macrocycles and Their Copper(II) Complexes.
Authors: FUJIWARA M. , WAKITA H. , MASUDA I. , MATSUSHITA T. , SHONO T.
Published: May 2016

The bis(thioxobutenyl) ethylenediamine derivative (I) is coupled with the diamines (II) to produce the macrocyclic tetraaza derivatives (III).
ChemInform Abstract: Isotope Effects in Arene C‐H Bond Activation by ((C5Me5)Rh(PMe3)).
Authors: JONES W. D. , FEHER F. J.
Published: May 2016

The activation of arene C‐H bonds by (C5Me5)Rh(PMe3) is definitely found to proceed through an intermediate complex, described by the formulation [(C5H5)Rh(PMe3)‐(n2‐ C6H6)] on the basis of the difference in isotope effects observed during the activation of 1,3,5‐C6H3D3 vs. a 1 :1 mixture of C6H6 / C6D6.
ChemInform Abstract: An Approach to the Total Synthesis of Ribasine Alkaloids.
Authors: ALONSO R. , CASTEDO L. , DOMINGUEZ D.
Published: May 2016

The condensation of 2‐bromomethyl benzoyl bromide (I) and the optically active indanyl amine (II) to the amide (III) is followed by PCC‐oxidation to the ketone (IV).
ChemInform Abstract: Electrodeposition Kinetics for Tin, Lead, and Tin‐Lead Fluoborate Plating Solutions.
Authors: TAM T. M.
Published: May 2016

The results of stripping voltammetry indicate, that the rate of Sn, Pb, or Sn‐Pb alloy deposition on a Pt‐rotating disc electrode depends on the concentration of metal ions in solution on the rotational speed, and on the temp. of the plating bath.The effect of peptone addition on the reaction rate has also been determined.
ChemInform Abstract: AES and SIMS Study of the Influence of Chloride on the Passive Oxide Film on Iron.
Authors: GOETZ R. , MACDOUGALL B. , GRAHAM M. J.
Published: May 2016

The results show that C1′ does not incorporate into the passive oxide film, neither at potentials below the pitting potential nor above.
ChemInform Abstract: Electrochemical Oxidation of the Dithiophosphate Complexes η‐Cp*Fe(CO)2(η1‐SP(S)(OR)2), (Cp*: η‐C5H5, η‐C5H4Me, η‐C5Me5 ; OR: OEt, OiPr).
Authors: MORAN M. , CUADRADO I. , LOSADA J.
Published: May 2016

The oxidation of the title Complexes (I) has been investigated in CH2Cl2 and MeCN using cyclic voltammetry and controlled potential electrolysis.
ChemInform Abstract: Free Radical Addition of N‐Bromoglutarimides and N‐Bromophthalimide to Alkenes.
Authors: LUENING U. + , MCBAIN D. S. , SKELL P. S.
Published: May 2016

Das N‐Bromglutarimid (I) addiert sich unter Photoinitiierung in einer Radikalkettenreaktion an die Olefine (II) unter Bildung von (III).
ChemInform Abstract: Intramolecular [2 + 2] Cycloaddition Reactions of Ketene and Carbonyl Groups. A New Synthesis of Benzofurans.
Authors: BRADY W. T. , GIANG Y. F.
Published: May 2016

Die (o‐Carbonylphenoxy)‐essigsäurechloride (I) werden durch Behandlung mit Triethylamin unter CO2‐Abspaltung in die Benzo‐ furane (IV) übergeführt.
ChemInform Abstract: Dialkylation of Diesters.
Authors: WEAGLEY R. J. , GIBSON H. W.
Published: May 2016

Dimethyl and diethyl 2,2,4,4‐tetramethylglutarates (III) and (VI) are prepared by methylation of 2,2‐dimethyl‐ and 2,4‐dimethylglutaric esters (I) and (IV) in a two‐step procedure.
ChemInform Abstract: Regioselective Conversion of Allylic Alcohols to 1‐Propenes via Organoiron Complexes.
Authors: ARAKI S. , HATANO M. , BUTSUGAN Y.
Published: May 2016

Die aus den Allylalkoholen (I) erhaltenen Phosphate (II) werden über die Allyl‐Eisen‐Komplexe (IV) in die kationischen n‐Komplexe (V) übergeführt, die mit Natriumiodid zu den endständigen Olefinen (VI) abgebaut werden.
ChemInform Abstract: 3‐Nitropropanal and 3‐Nitropropanol: Preparation of the Parent Compounds and Derivatives.
Authors: OEHRLEIN R. + , SCHWAB W. , EHRLER R. , JAEGER V. +
Published: May 2016

The 1,4‐addition of nitric acid to acrolein (I) yields 3‐nitropropanal (II), which is converted to the acetals (III) or to the ethers (V) via 3‐nitropropanol (IV).
ChemInform Abstract: An Improved Synthesis of 2,7‐Dihydroxytropone (3‐Hydroxytropolone).
Authors: TAKESHITA H. , MORI A. , KUSABA T.
Published: May 2016

The title compound (IV) is prepared from 2‐methoxytropone (I): bromination affords 2‐bromo‐7‐methoxytropone (II); reaction of (II) with acetyl trifluoroacetate yields the diacetoxytropone (III), which is hydrolyzed to give the dihydroxytropone (IV).
ChemInform Abstract: Enamines. Part 44. 2‐Acyl‐1,1‐diamino‐ethenes. A New Source of Methylketones, β‐Keto Amides and β‐Keto Esters.
Authors: ARMATI A. , DE RUGGIERI P. , ROSSI E. , STRADI R.
Published: May 2016

The 2‐acyl‐ l , l ‐diaminoethenes (III) are prepared by acylation of the 1,1‐diaminoethenes (I) with the acid chlorides (II).
ChemInform Abstract: Friedel‐Crafts Acylation of Toluene and p‐Xylene with Carboxylic Acids Catalyzed by Zeolites.
Authors: CHICHE B. , FINIELS A. , GAUTHIER C. , GENESTE P. , GRAILLE J. , PIOCH D.
Published: May 2016

Der mit Ce3+‐Ionen ausgetauschte Zeolith (III) wird als Katalysator für die Acylierung von Toluol (I) mit den Carbonsäuren (II) verwendet.
ChemInform Abstract: Induced Asymmetric Polymerisation of Optically Active Vinyl Sulphoxide.
Authors: TODA F. , MORI K.
Published: May 2016

The racemates (Ia) and (IIa) are resolved into the antipodes (Ib) and (Ic) or (IIb) and (IIc) by complexing with the chiral dihydroxy‐dinaphthyl (III).
ChemInform Abstract: Simple and Condensed β‐Lactams. Part 7. Side Chain Extensions of Some Azetidin‐ 2‐one Derivatives, and the Formation of Melillo′s Lactone, a Strategic Intermediate in the Total Synthesis of Thienamycin, from 3‐Acetyl‐1‐benzyl‐4‐cyanomethylazetidin‐2‐one.
Authors: FETTER J. , LEMPERT K. , KAJTAR‐PEREDY M. , SIMIG G. , HORNYAK G.
Published: May 2016

The racemic acids (I) are converted to the diazo esters (III) by treatment of their chlorides with ethyl diazoacetate (II).
ChemInform Abstract: Electrochemical Studies of β‐Lactams. Part 2. Electrosynthesis of β‐Lactams via Bond Formation between C‐3 and C‐4.
Authors: CARELLI I. , INESI A. , CARELLI V. , CASADEI M. A. , LIBERATORE F. , MICHELETTI MORACCI F.
Published: May 2016

The haloacetamides (III), readily available from the acid chlorides (I) and the amines (II), are cyclized in the presence of the electroreductively generated anion of Substrate (IV) to produce the β‐lactam (V).
ChemInform Abstract: General Synthetic Route to γ‐Butyrolactones via Stereoselective Radical Cyclization by Organotin Species.
Authors: UENO Y. , MORIYA O. , CHINO K. , WATANABE M. , OKAWARA M.
Published: May 2016

The stereoselective radical Cyclization of the bromo acetals (I) [obtained by alkoxy‐bromination of the corresponding vinyl ethers and allylic alcohols with NBS in 60‐92% yield] to give the tetrahydrofurans (II), (IV), (VI) or (VIII) is carried out by three methods A), B) or D) using Bu3SnH, Bu3SnCl/ NaBH4 or the cross‐linked polymeric tin compound PTC [obtained by copolymerisation of styrene, divinylbenzene and (dibutylchlorostannyl)propylmethacrylate].
ChemInform Abstract: Chloromethyl Trimethylsilylmethyl Sulphide as a Patent Thiocarbonyl Ylide Synthon.
Authors: HOSOMI A. , MATSUYAMA Y. , SAKURAI H.
Published: May 2016

Trimethylsilyl methylmercaptane (I) reacts with 1,3,5‐trioxane (II) and HCl to yield the chloromethyl sulphide (III).
ChemInform Abstract: 4,5‐Diphenylimidazoles from the Cyclization of Benzil N‐Alkylmonohydrazones.
Authors: COLLIBEE W. L. , ANSELME J.‐P.
Published: May 2016

Reaction of benzil (I) and the hydrazines (II) gives the monohydrazones (III).
ChemInform Abstract: Synthesis and Investigation of 1‐Vinyl‐3,5‐dichloro‐l,2,4‐triazoles.
Authors: STOTSKII A. A. , FOMINA V. V. , LEBEDEVA N. P. , KLASEK A.
Published: May 2016

3,5‐Dichlortriazol (I) wird unter Quecksilberacetat‐Katalyse mit Vinylacetat (II) zur im Titel genannten Verbindung (III) umgesetzt.
ChemInform Abstract: An Easy Conversion of 2H‐Chromenes into Coumarins. An Entry to 3‐Formyl Coumarins.
Authors: RENE L. , LEFEBVRE A. , AUZOU G.
Published: May 2016

Hydrolysis of 3‐cyano‐2‐morpholino‐2H‐chromenes (I) produces the 3‐formyl coumarins (III) via the intermediates (II).
ChemInform Abstract: Regioselectivity in the Reaction of Nitroquinoxaline‐N‐oxides with Phosphoryl Chloride.
Authors: NASIELSKI‐HINKENS R. , VANDE VYVER E. , NASIELSKI J.
Published: May 2016

The quinoxalines (I) are transformed into their N‐oxides (II) and (III) by MCPBA; the nitro group orients the oxygen atom preferentially to the nitrogen atom N‐1, but the N‐4:N‐l selectivity is diminished in the methylated derivatives (IIb), (IIc)/(IIIb).
ChemInform Abstract: Nitrene‐like Behaviour of Diazoazoles?
Authors: FARRAS J. , VILARRASA J.
Published: May 2016

The diazo compounds (I) and (IX) react with 1,1‐dimethoxy ethylene (II) producing the adducts (III) and (X).
ChemInform Abstract: Bromination of 2,3‐Dihydro‐6‐(hydroxyphenyl)‐1,4‐diazepinium Salts.
Authors: LLOYD D. , REICHARDT C. , STRUTHERS M.
Published: May 2016

The diazepinium salts (I) are readily mono‐ [→ (IIIa), (IIIb)] and di‐brominated [→ (IIIc), (IIId)] at the meta‐position of the phenyl substituent whereas the monobromination products (IVa), (IVb) or the di‐bromination products (IVc), (IVd) are obtained from the salts (II).
ChemInform Abstract: Alkylation of 2,3‐Dihydro‐1,4‐diazepinium Salts.
Authors: CALSY A. , KING J. , LLOYD D. , REICHARDT C. , STRUTHERS M.
Published: May 2016

The N‐unsubstituted salts (III) are first N‐methylated to give (I) and then O‐methylated to give (IV).
ChemInform Abstract: Synthesis and Identification of Vicinal Azaoxo‐2(3)‐homodiamantanes.
Authors: TINANT B. , DECLERCQ J. P. , VAN MEERSSCHE M. , JANKO J. , BURKHARD J. , HAJEK M. , VODICKA L.
Published: May 2016

The Schmidt reaction of diamantanone (I) using various acids [cf. methods (A)‐(D)] affording the products (II)‐(IV) is studied in detail.
ChemInform Abstract: Reaction of Bis‐dithiophosphonic Acids with Nitriles.
Authors: KUTYREV G. A. , KOROLEV O. S. , YAKOVA E. G. , CHERKASOV R. A. , PUDOVIK A. N.
Published: May 2016

Die Bis‐dithiophosphonsäuren (I) reagieren mit Acetonitril (IIa) oder Benzonitril (IIb) über die Zwischenstufen (III) zu den Thioamiden (IV) und den cyclischen Trithiopyrophosphonaten (V).
ChemInform Abstract: Reduction of a Dimeric Tantalum(III) Compound in Acetonitrile Solution by Pulse Radiolysis.
Authors: KOULKES‐PUJO A.‐M. , LE MOTAIS B. , HUBERT‐PFALZGRAF L. G.
Published: May 2016

The reduction of the Compound (I), having a metal ‐ metal double bond, by pulse radiolysis in dry oxygen‐free acetonitrile occurs by CH3CN‐ which leads to a transient species assigned to a tantalum dimer in a 2.5 oxidation state.
ChemInform Abstract: Preparation of mer‐[Mo(N2)3(PPr2Ph)3] from trans‐[Mo(N2)2(PPr2Ph)4]; Its X‐Ray Crystal Structure, Spectroscopic Properties, and Protonation to Give Ammonia.
Authors: ANDERSON S. N. , HUGHES D. L. , RICHARDS R. L.
Published: May 2016

The trans‐compound (III), prepared as shown, reacts with N2 to give the mer‐complex (IV) in high yield.
ChemInform Abstract: Mixed Tri‐ and Bi‐dentate Schiff‐base Complexes of Technetium(V) and Rhenium(V).
Authors: MAZZI U. , REFOSCO F. , TISATO F. , BANDOLI G. , NICOLINI M.
Published: May 2016

The six‐coordinate, diamagnetic Tc(V) and Re(V) complexes (II) are prepared as shown, and characterized by IR, 1H NMR, and MS data as well as X‐ray structural analysis of the quinolinolato‐Tc title complex (space group P21/n, Z=4) (yields not given).
ChemInform Abstract: Preparation, Spectroscopic Characterization and Anion Binding Studies of a Mononuclear Co(II) Derivative of Carcinus maenas Hemocyanin.
Authors: SALVATO B. , BELTRAMINI M. , PIAZZESI A. , ALVIGGI M. , RICCHELLI F. , MAGLIOZZO R. S. , PEISACH J.
Published: May 2016

The binuclear copper in the active site of the title protein is substituted with one EDTA‐resistant Co(II) per 75000 M, by reconstitution of apo‐hemocyanin solutions.
ChemInform Abstract: Preparation of 1,4,8,11‐Tetrakis(2‐pyridylmethyl)‐1,4,8,l1‐tetra‐azacyclotetradecane (L1) and a Binuclear Complex with Copper(II). X‐Ray Structure of (Cu2L1Br2)(ClO4)2.
Authors: ALCOCK N. W. , BALAKRISHNAN K. P. , MOORE P.
Published: May 2016

The new potentially octadentate title ligand (II) prepared as shown reacts with [Cu(DMSO)6][ClO4]2/ KBr to give the binuclear complex (III).
ChemInform Abstract: Reduction ‐ Oxidation Properties of Organotransition‐metal Complexes. Part 24. The Oxidative Dimerisation of [Ru(CO)2L(η4‐cot)] (L: CO or PPh3, cot: cyclooctatetraene).
Authors: CONNELLY N. G. , GRAHAM P. G. , SHERIDAN J. B.
Published: May 2016

Electrochemical studies show that the title compounds (II), prepared as shown, undergo a diffusion‐controlled, but irreversible, one‐electron oxidation at a Pt‐bead electrode in CH2Cl2.
ChemInform Abstract: Synthesis of ortho‐Metalated Palladium(II) and Platinum(II) Complexes of Phosphonium, Arsonium and Sulfonium Ylids.
Authors: TEAGLE J. A. , BURMEISTER J. L.
Published: May 2016

The reactions of PdCl2 with ylids of the type (I) produce the dinuclear C‐bound, ortho‐metalated complexes (II), analogues to the corresponding Pt complex (E: P, n = 3) previously reported.
ChemInform Abstract: A General Synthetic Route for Platinum Sulphur Dioxide Cluster Compounds and the X‐Ray Structural Characterisation of Di‐μ‐carbonyl‐carbonyl‐tri(μ‐sulphur dioxide)‐tetrakis(triphenylphosphine)pentaplatinum ‐ Dichloromethane ‐ Propan‐2‐ol (1/2/1), [Pt5(CO)(μ‐CO)2(μ‐SO2)3(PPh3)4] . 2 CH2Cl2 . Me2CH(OH).
Authors: BRIANT C. E. , EVANS D. G. , MINGOS D. M. P.
Published: May 2016

The SO2‐bridged trinuclear Pt complexes (II) and (V) are prepared by CO Substitution reactions of (Ia), (III), or (IV) with SO2 as shown.
ChemInform Abstract: Studies on the Synthesis of Aphidicolin. The Diels‐Alder Route to Spirocyclic Intermediates.
Authors: BELL V. L. , HOLMES A. B. , HSU S.‐Y. , MOCK G. A. , RAPHAEL R. A.
Published: May 2016

The isopropylidene cyclohexylidenemalonates (I) undergo cycloaddition with the butadienes (II) to give the spiro adducts (III).
ChemInform Abstract: Iridoids. Part 21. Synthesis of [13C]Secologanin.
Authors: TIETZE L. F. , HENKE S. , REMBERG G.
Published: May 2016

The title compound (VId) required for biogenesis studies is synthesized Starting from natural secologanin (Ia) which is transformed to the aldehyde (III) via the intermediates shown in the scheme.
ChemInform Abstract: Retinoids. Part 7. Synthesis of Acetylenic Retinoids 9,10‐Didehydro‐19‐norretinal and 9,10,11,12‐Tetradehydro‐19‐norretinal.
Authors: KRAUSE N. , HOPF H. , ERNST L.
Published: May 2016

The alkyne (I), which in turn is available from β‐ionone, serves as Starting material for the syntheses of the desired norretinals (V) (yellow) and (IX) (dark red).
ChemInform Abstract: The Preparation of Thiathromboxane Analogues and a Formal Total Synthesis of Dithiathromboxane A2 Based on Conjugate Addition Reactions of Thiin‐4‐ones.
Authors: CASY G. , LANE S. , TAYLOR R. J. K.
Published: May 2016

The thiinone (I) undergoes conjugate addition with a range of organocopper reagents OCR, the most efficient being copper‐catalysed Grignard reagents.
ChemInform Abstract: Growth and Physical Properties of LPCVD Polycrystalline SiOx Films.
Authors: WIDMER A. E. , HARBEKE G. , KRAUSBAUER L. , STEIGMEIER E. F.
Published: May 2016

Undoped and in situ P‐doped LPCVD films of SiOx with 0 < x < 0.92 (emphasis on x 0.1) have been deposited at 580‐850°C. The films have been characterized as‐grown and after annealing at 900, 950, or 1000°C. It is shown, that this method of amorphous deposition followed by thermal crystallization results in high quality films with respect to surface roughness.
ChemInform Abstract: Aluminum Siting in Mordenite and Dealumination Mechanism.
Authors: BODART P. , NAGY J. B. , DEBRAS G. , GABELICA Z. , JACOBS P. A.
Published: May 2016

The dealumination of mordenite, Na8Al8Si40O96 · n H2O, by acidification (HCl, HNO3) and by SiCl4 and steaming treatments has been investigated by high‐resolution solid state 29Si and 27Al MAS NMR.
ChemInform Abstract: Phase Equilibrium Relation in Binary System RbPO3‐Ce(PO3)3.
Authors: ALI M. M. , MARDIROSOVA I. V. , BUKHALOVA G. A.
Published: May 2016

The phase‐diagram of the title system has been determined.
ChemInform Abstract: Effects of Sulphur Ion Implantation on the Electrochemical Behaviour of Two Stainless Steels in Sulphuric Medium.
Authors: NADER‐ROUX J. , DE BECDELIEVRE A. M. , GAILLARD F. , ROUX R. , DE BECDELIEVRE J.
Published: May 2016

The I‐ E curves of sulphur implanted steels (AISI 304 Land AISI 32l) reveal a significant corrosion peak (a‐peak) recovering widely the active peak of S‐free samples.
ChemInform Abstract: Probing Electrochemical Interfaces with X‐Ray Standing Waves.
Authors: BEDZYK M. J. , BILDERBACK D. , WHITE J. , ABRUNA H. D. , BOMMARITO M. G.
Published: May 2016

A Pt/ Clayered synthetic microstructure with a d spacing of 56 Å and with Pt as the outermost layer has been used for the investigation of the Cu electrodeposition on an iodide‐covered Pt surface with the X‐ray standing wave technique which is able to detect changes in the distance between the iodide layer and the Pt surface.
ChemInform Abstract: Direct Evidence for Spillover of Hydrogen from Ruthenium to Copper in Supported Cu‐Ru/SiO2 Catalysts: A Study by NMR of Chemisorbed Hydrogen.
Authors: KING T. S. , WU X. , GERSTEIN B. C.
Published: May 2016

It is demonstrated that hydrogen is dissociatively chemisorbed on Cu‐ Ru bimetallic catalysts supported on SiO2 and populates sites on both Cu and Ru.
ChemInform Abstract: Studies of Reactions of Importance in the Stratosphere. Part 6. Temperature Dependence of the Reactions O + NO2 ‐→ NO + O2 and O + ClO ‐→ Cl + O2.
Authors: ONGSTAD A. P. , BIRKS J. W.
Published: May 2016

The reaction rates of the title reactions have been measured in the temp. range 220‐387 K at a total pressure of 2.3 torr under pseudo‐first‐order conditions with either ClO or NO2 in large excess.
ChemInform Abstract: Hydrogen Peroxide Decomposition on a Two‐Component NiO‐Fe2O3 Catalyst.
Authors: MUCKA V.
Published: May 2016

The catalytic properties of the NiO‐ Fe2O3 catalyst are found to depend on the preparation procedure and on the composition of the catalyst; the phase composition , of the contact catalyst is not decisive for the catalytic activity.
ChemInform Abstract: Structure‐Magnetism Correlation in Dimeric Copper(II) Carboxylates: Crystal and Molecular Structure of Tetra‐μ‐(propanoato‐O,O′)‐bis[aquacopper(II)].
Authors: BATTAGLIA L. P. , BONAMARTINI CORRADI A. , MENABUE L.
Published: May 2016

The magnetic, IR, electronic, ESR spectroscopic and thermogravimetric properties of the hydrated and anhydrous copper(II) propanoate and‐ butanoate are reinvestigated and rediscussed in the light of the crystal and molecular structure determination for the title complex (I) (space group P21/c, Z=4).