bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Ab initio Molecular Orbital Calculations on LiPO2 and LiClO2 Charge‐Transfer Complexes: Geometries and Vibrational Frequencies.
Authors: RAMONDO F. , BENCIVENNI L. 
Published: May 2016

AbstractHF‐SCF calculations for the ions PO2‐ and ClO2‐ and for LiPO2 and LiClO2 indicate that the association of PO2‐ and ClO2‐ with Li atoms (bidendate or monodentate) depends on the position of the metal with respect to the anionic group.
ChemInform Abstract: Hyperfine Field Anisotropy and Spin Reorientation in Ternary Carbides of the Type Ln2Fe17Cx.
Authors: GUBBENS P. C. M. , VAN DER KRAAN A. M. , JACOBS T. H. , BUSCHOW K. H. J. 
Published: May 2016

AbstractSm2Fe17Cx (I) and Er2Fe17Cx (II) are studied by 57Fe Moessbauer spectroscopy.
ChemInform Abstract: Porous Silicon Oxide Layer Formation by the Electrochemical Treatment of a Porous Silicon Layer.
Authors: YAMANA M. , KASHIWAZAKI N. , KINOSHITA A. , NAKANO T. , YAMAMOTO M. , WALTON C. W. 
Published: May 2016

AbstractA porous silicon oxide structure with pores of 0.5‐2 μm diameter is obtained by cathodic treatment of a porous silicon layer (PSL, pore sizes in the range 40‐200 Å) in aqueous KCl.
ChemInform Abstract: Reactions of Trifluoromethyl Bromide and Related Halides. Part 10. Perfluoroalkylation of Aromatic Compounds Induced by Sulfur Dioxide Radical Anion Precursors.
Authors: TORDEUX M. , LANGLOIS B. , WAKSELMAN C. 
Published: May 2016

AbstractA series of aromatic compounds, e.g. benzene, toluene (I), anilines, phenols, and heteroaromatic compounds, e.g. pyrroles, pyridine (VI) and methylpyridines (total ca. 35 examples) is trifluoromethylated by two different methods.
ChemInform Abstract: Reactions of a Tetrasubstituted Thiocarbonyl Ylide. New Evidence for Two‐Step Cycloadditions.
Authors: HUISGEN R. , MLOSTON G. 
Published: May 2016

AbstractThe tetramethylthioxocyclobutanone (I) reacts with 2‐diazopropane (II) in pentane to give the 1,3,4‐thiadiazoline (III) which is converted into the vinyl thioether (VI) and the thioacetal (VIII) upon treatment with methanol (VII).
ChemInform Abstract: CO2 Laser Induced Chain Reaction of C2F4 + CF3I.
Authors: GONG M. , FUSS W. , KOMPA K. L. 
Published: May 2016

AbstractTo avoid undesired dimerization of initial radicals, the telomerization of (I) and (II) is carried out at high pressure (up to 3 bar) leading to small instantaneous concentration.
ChemInform Abstract: Making a Vinyltrimethylenemethane Precursor Through the Addition of Diethyl Azodicarboxylate to Tropone.
Authors: BUSHBY R. , JARECKI C. 
Published: May 2016

AbstractThe diazabicyclononadiene (XI) is prepared via a 7‐step process from tropone (I) and diethyl azodicarboxylate (II).
ChemInform Abstract: Studies in (3,4) Sigmatropic Rearrangements: A Novel Synthesis of 9‐Allenyl‐10‐Substituted Anthracenes from 10,10‐Disubstituted 9‐Anthrols.
Authors: MAJUMDAR K. C. , KHAN A. T. , CHATTOPADHYAY S. K. 
Published: May 2016

AbstractDerivatives such as (IIa) and (IIb) rearrange to the title compounds (III) by a transannular migration of the propynyl group.
ChemInform Abstract: Synthesis of Fluorantheno(1,2‐b)thiophene and Fluorantheno(3,2‐b)thiophene, Isosteres of Benzofluoranthenes.
Authors: LEE‐RUFF E. , CHUNG Y. S. 
Published: May 2016

AbstractThe cyclobutanone (III) serves as the common intermediate for the preparation of the title compounds (IV) and (V).
ChemInform Abstract: Synthesis of 4,4‐Disubstituted 2,3‐Dicyano‐5‐imino‐2‐pyrrolines. Reaction of Akylidenemalononitriles with Trimethylsilyl Cyanide.
Authors: CHATANI N. , HANAFUSA T. 
Published: May 2016

AbstractThe title compounds (III) are useful intermediates for organic synthesis because of their multifunctionalities.
ChemInform Abstract: Organic Nitrosonium Salts. Part 2. Stability Studies and Oxidations of Some Indole Derivatives.
Authors: BOBBITT J. M. , GUTTERMUTH M. C. F. , MA Z. , TANG H. 
Published: May 2016

AbstractElectrolysis of the tetramethylpiperidinyl‐1‐oxyl (I) with lithium tetrafluoroborate (II) yields the tetramethylpiperidine‐1‐oxonium tetrafluoroborate (III) which is also prepared from (I) by disproportionation reaction with tetrafluoroboric acid (IV).
ChemInform Abstract: The Synthesis of 3,5‐Bis(trifluoromethyl)‐4H‐1,2,4‐triazole and Some 1‐and 4‐Substituted Derivatives from 2,5‐Dichloro‐1,1,1,6,6,6‐hexafluoro‐3,4‐diazahexa‐2,4‐diene.
Authors: ABDUL‐GHANI M. , TIPPING A. E. 
Published: May 2016

AbstractStarting with the title azine (I), the triazolate (IV) and the triazole (XIV) are formed by thermal cyclization.
ChemInform Abstract: Synthesis of Isoxazolo(2,3‐a)quinoxalines and Pyrrolo(1,2‐a)quinoxalines by 1,3‐Dipolar Cycloaddition Reaction.
Authors: KIM H. S. , KURASAWA Y. , YOSHII C. , MASUYAMA M. , TAKADA A. , OKAMOTO Y. 
Published: May 2016

AbstractDepending on the conditions the title reaction of the N‐oxide (I) with the ester (II) yields the fused isoxazoles (III) or the fused pyrroles (IV).
ChemInform Abstract: Organometallics in Carbon‐Carbon Bond Formation in 1,2,6‐Thiadiazine 1,1‐Dioxides.
Authors: RHODE WANG L. R. , BENNECHE T. , UNDHEIM K. 
Published: May 2016

AbstractHalogenated thiadiazine dioxides such as (V) or (IX) are prepared starting from the readily available heterocycle (I).
ChemInform Abstract: Torand Synthesis by Trimerization ‐ New Receptors for Guanidinium.
Authors: BELL T. W. , LIU J. 
Published: May 2016

AbstractThe largest cycloarene derivative reported so far, i.e. the new torand (VIII), is surprisingly readily accessible by CsOH‐mediated cyclotrimerization starting from the aldehyde (IV).
ChemInform Abstract: Synthesis of Novel 1H‐Imidazo(5,1‐b)(3)benzazepine‐1,3(2H)‐dione and Pyrimido(6,1‐b)(3)benzazepine‐1,3,4(2H)‐trione.
Authors: GALLASCHUN R. J. , SCHNUR R. C. 
Published: May 2016

AbstractThe novel tricyclic ring system (IV) is obtained by an unusual Stiles reaction of the benzazepines (I).
ChemInform Abstract: Phosphorylation of N‐Acetylthiourea with Phosphorus Pentachloride.
Authors: ROZINOV V. G. , DMITRICHENKO M. YU. , DOLGUSHIN G. V. , DONSKIKH V. I. 
Published: May 2016

AbstractN‐Acetylthiourea (I) reacts with phosphorus pentachloride (II) to give the phosphoramidic dichloride (III) which is dehydrohalogenated upon heating to produce the compound (IV).
ChemInform Abstract: N‐ and S‐Phosphorylated Ketene S,N‐Acetals.
Authors: ZHELTOVA E. V. , CHURUSOVA S. G. , KOZLOV V. A. , GRAPOV A. F. , MEL'NIKOV N. N. 
Published: May 2016

AbstractThe malononitriles (I) or (IV) are coupled with potassium O,O‐diethyl dithiophosphate (II) or O,O‐diethyl dithiophosphate (V) to give the ketene S,N‐acetals (III) and (VI) respectively.
ChemInform Abstract: A Phosphaalkene Stabilized by a C‐Carboranyl Group.
Authors: MARKOVSKII L. N. , ROMANENKO V. D. , RUBAN A. V. , SARINA T. V. , OL'SHEVSKAYA V. A. , ZAKHARKIN L. I. 
Published: May 2016

AbstractTreatment of m‐carborane‐1‐carboxylic chloride (I) with tris(trimethylsilyl)phosphine (II) gives the phosphaalkene (IV) via the bissilyl(carboranylcarbonyl)phosphine (III).
ChemInform Abstract: Protonation of Alkylidyne(carbaborane)tungsten Complexes: Framework Rearrangement of an Icosahedral Cage at an Unprecedentedly Low Temperature.
Authors: BREW S. A. , JEFFERY J. C. , PILOTTI M. U. , STONE F. G. A. 
Published: May 2016

AbstractThe alkylidyne tungstacarborane anion (I) exhibits a novel chemistry.
ChemInform Abstract: Structure and Reactivity of Cp2W(η2‐Me2Si=CH2), a Tungsten Silene Complex.
Authors: KOLOSKI T. S. , CARROLL P. J. , BERRY D. H. 
Published: May 2016

AbstractThe title complex (II) (space group P212121, Z=4) obtained by reductive dechlorination is characterized by X‐ray structure analysis, NMR spectra, and reactions.
ChemInform Abstract: Optically Active Transition‐Metal Complexes. Part 99. Optically Active Phosphido‐Bridged Molybdenum, Rhodium, and Iron Complexes.
Authors: BRUNNER H. , PETER H. 
Published: May 2016

AbstractThe phosphido‐bridged complexes (III), (VI), (VII), and (VIII) are obtained starting with the optically active phospholanes (V), its Li derivatives or the diphosphane (II) and corresponding metal compounds.
ChemInform Abstract: Preparation of Sulfur Ylide Complexes of Platinum by Phase Transfer Catalysis.
Authors: LAI J. S. , WU R. F. , LIN I. J. B. , CHENG M. C. , WANG Y. 
Published: May 2016

AbstractPt complexes such as (I) react with trimethylsulfoxonium iodide (II) to give complexes such as (III), which contain a bidentate double sulfur ylide as confirmed by an X‐ray analysis of (IIIa) (space group Pna21, Z=4).
ChemInform Abstract: Potent, Broad‐Spectrum Inhibition of Glycosidases by an Amidine Derivative of D‐Glucose.
Authors: TONG M. K. , PAPANDREOU G. , GANEM B. 
Published: May 2016

AbstractThe amidine analogue of D‐glucose, i.e. (IV)·HCl, combines the correct charge and conformation of the glucosyl cation (considered to be an important intermediate in enzymatic glycoside cleavage).
ChemInform Abstract: A Mild and Rapid 1,2‐trans‐Glycosidation Method via Benzoyl‐Protected Glycopyranosyl P,P‐Diphenyl‐N‐(p‐toluenesulfonyl)phosphinimidates.
Authors: HASHIMOTO S. , HONDA T. , IKEGAMI S. 
Published: May 2016

AbstractThe benzoyl‐protected glycopyranosyl phosphinimidate (I) reacts with the alcohols (II) in the presence of boron trifluoride etherate to produce the ethers (III).
ChemInform Abstract: 2‐(Heteroatom‐Substituted)methyl Penems. Part 4. Oxygen Derivatives.
Authors: ALPEGIANI M. , BEDESCHI A. , GIUDICI F. , PERRONE E. , VISENTIN G. , ZARINI F. , FRANCESCHI G. 
Published: May 2016

AbstractReaction of the penem (I) with the carboxylic acids (II) yields the 2‐(acyloxymethyl) penems (III).
ChemInform Abstract: Crystal Structure and Vibrational Spectra of Na2VO(SO4)2.
Authors: FEHRMANN R. , BOGHOSIAN S. , PAPATHEODOROU G. N. , NIELSEN K. , BERG R. W. , BJERRUM N. J. 
Published: May 2016

AbstractBlue needle‐shaped single crystals of the title compound are prepared by bubbling a 10% SO2‐90% N2 gas mixture through a melt of Na2S2O7 containing V2O5 (400 °C).
ChemInform Abstract: The Role of Polyvalent Cations in Developing Strong Acidity: A Study of Lanthanum‐Exchanged Zeolites.
Authors: CARVAJAL R. , CHU P.‐J. , LUNSFORD J. H. 
Published: May 2016

AbstractLa3+ ions are introduced (ion‐exchange) into a series of faujasite and ZSM‐20 zeolites having a minimum amount of extraframework Al and a broad range of Si/Al ratios and the catalytic activity of the resulting materials in the hexane cracking reaction is measured.
ChemInform Abstract: Chiral Recognition in the Reaction of the Enolate Derived from ((η5‐C5H5)Fe(CO)(PPh3)COCH2OCH2Ph) with 1‐Phenylethyl Bromide.
Authors: DAVIES S. G. , MIDDLEMISS D. , NAYLOR A. , WILLS M. 
Published: May 2016

AbstractThe racemic phenylethyl bromide (IV) reacts with the racemic lithium enolate (III) under chiral recognition to produce the diastereoisomerically pure iron acyl complex (V) which is oxidatively demetalated, yielding the dibenzyl acetal (VI).
ChemInform Abstract: Regio‐ and Stereoselectivity in Uncatalysed and Catalysed Diels‐Alder Reactions of Allenic Esters with Furan and 2‐Methylfuran.
Authors: ISHAR M. P. S. , WALI A. , GANDHI R. P. 
Published: May 2016

AbstractIt is shown, that only the C(2)‐C(3) π‐bond of allenic esters such as (II) is involved in Diels‐Alder reactions.
ChemInform Abstract: Desulfurization of Benzothiophene Derivatives with Nickel Boride.
Authors: BACK T. G. , YANG K. 
Published: May 2016

AbstractThe sulfur compounds (I), (III), and (V) are desulfurized with nickel boride, generated in situ from nickel chloride hexahydrate and sodium borohydride, to produce undecane (II), naphthalene (IV), or the alkylbenzenes (VI).
ChemInform Abstract: C‐Alkylation of β‐Diketones with Benzylpyridinium Salts. Evidence for Chain Radical Mechanisms.
Authors: MARQUET J. , MORENO‐MANAS M. , PACHECO P. , PRAT M. , KATRITZKY A. R. , BRYCKI B. 
Published: May 2016

AbstractThe para‐substituted benzyltriphenylpyridinium cations (I) react with the β‐diketones (II) by mechanisms which depend on the para‐substituent.
ChemInform Abstract: Stereodivergent Synthesis of 1,2‐Diol Derivatives via α‐Alkoxy Organolead Compounds. SE2‐Retention Pathway.
Authors: YAMADA J. , ABE H. , YAMAMOTO Y. 
Published: May 2016

AbstractFor the first time the preparation of alkoxy organolead compounds such as (I) and (V) and their stereodivergent and enantioselective transformation into syn‐ or anti‐diols is described.
ChemInform Abstract: Asymmetric Synthesis of (R)‐Muscone by Enantioselective Addition of Chiral Methylcuprate to E‐2‐Cyclopentadecen‐1‐one.
Authors: TANAKA K. , USHIO H. , SUZUKI H. 
Published: May 2016

AbstractE‐2‐Cyclopentadecen‐1‐one (I) reacts with lithium dimethylcuprate (II) in the presence of a chiral ligand such as TATH to yield (R)‐muscone (III).
ChemInform Abstract: C‐H Bond Activation of Aldimine by Rh(I): New Synthesis of β,γ‐Unsaturated Ketone from Aldehyde Through Iminoacylrhodium(III)‐η3‐allyl Complexes.
Authors: JUN C.‐H. 
Published: May 2016

AbstractThe synthesis of the β,γ‐unsaturated ketones (VIII) according to the scheme demonstrates that it is possible to synthesize these ketones from the aldehyde PhCHO by C‐H bond activation of aldimine (III), a subsequent hydride addition into coordinated diolefins, and hydrolysis of the β,γ‐unsaturated ketimine (VII) formed from the reductive elimination of iminoacyl‐Rh(III)‐η3‐allyl complexes (VI).
ChemInform Abstract: Sulfur Ylides. Part 3. Synthesis of Amino Group‐Containing Sulfur Ylides Stabilized by Keto Groups from Amino Acids.
Authors: TOLSTIKOV G. A. , GALIN F. Z. , LAKEEV S. N. , KHALILOV L. M. , SULTANOVA V. S. 
Published: May 2016

AbstractStarting with the carboxylic chlorides (I), the S‐ylides (VI) are prepared via the bromo ketones (III) and the sulfonium salts (V).
ChemInform Abstract: A Convenient Synthesis of 2‐(1‐Hydroperoxyalkyl)furan Derivatives.
Authors: ANTONIOLETTI R. , BONADIES F. , FLORO C. , SCETTRI A. 
Published: May 2016

AbstractThe by‐products (III) from the oxidation of the alkylidenefurans (I) leading to the title compounds (II) are likewise obtained by reduction of (II).
ChemInform Abstract: Synthesis and Antiviral Activity of 3‐Nitro‐5‐hydroxybenzofuran Derivatives.
Authors: LYUBCHANSKAYA V. M. , BOGDANOVA G. A. , NIKOLAYEVA I. S. , IL'INA M. G. , FOMINA A. N. , GRANIK V. G. 
Published: May 2016

AbstractCondensation reaction of the benzofurans (I) with the amide acetals (II) produces the benzofuranyl enamines (III) of which (IIIb) is further converted as shown in the reaction scheme.
ChemInform Abstract: Specific Inhibition of Benzodiazepine Receptor Binding by Some N‐(2‐Methyl‐ or 1,2‐Dimethylindol‐3‐ylglyoxyloyl)amino Acid Derivatives.
Authors: PRIMOFIORE G. , MARINI A. M. , DA SETTIMO F. , SALVADORI C. , MARTINI C. , LUCACCHINI A. , GIANNACCINI G. 
Published: May 2016

AbstractThe indoles (I) react with oxalyl chloride (II) in the presence of the amino acid esters (III) to give the (indolylglyoxyloyl)amino acid esters (IV).
ChemInform Abstract: Synthesis of 2,4‐Dihydropyrrolo(3,4‐b)pyrroles and 4,6‐Dihydro‐2H‐dipyrrolo(3,4‐b:3′,4′‐d)pyrroles.
Authors: SHA C.‐K. , LIU J.‐M. , CHIANG R.‐K. , WANG S.‐L. 
Published: May 2016

AbstractThe azidomethylpyrrolylmethylenepropanedioate (IX), prepared from the pyrrolethiocarboxylate (I) as outlined in the reaction scheme, is cyclized upon treatment with triphenylphosphine to produce the arylsulfonyldihydropyrrolo(3,4‐b)pyrrole (X).
ChemInform Abstract: TeCl4‐Mediated Reaction of β‐Keto Nitroalkanes with Activated Olefins. Formation of 3‐Acyl‐2‐isoxazolines.
Authors: SUZUKI H. , SHIMIZU H. , INAMASU T. , TANI H. , TAMURA R. 
Published: May 2016

AbstractThe nitro ketone (Ia) reacts with TeCl4 to give the hydroximoyl chloride (II).
ChemInform Abstract: Regioselectivity in the 3,5‐Dialkylation of 3,5‐Dimethyl‐4‐(4‐methylcyclohexen‐1‐yl)isoxazole.
Authors: POLO C. , RAMOS V. , TORROBA T. , BOSSIO R. , MARCACCINI S. , PEPINO R. 
Published: May 2016

AbstractThe lithium salt of the dimethyl(methylcyclohexenyl)isoxazole (I) reacts with β‐methallyl chloride (II) in tetrahydrofuran to yield a mixture of the homoallyl derivatives (III) ‐ (V).
ChemInform Abstract: Synthesis of Some 1,3,4‐Oxa‐ and 1,3,4‐Thiadiazole Derivatives.
Authors: MANSOUR E.‐S. M. E. , KASSEM A. A. , EL‐ARABI M. E. , NASSER M. A. , EL‐TOUKHY A. A. 
Published: May 2016

AbstractCondensation of benzoyl chloride (I) with S‐methyl hydrazinecarbodithioate (II) produces the benzoyl dithioate (III) which is cyclized to form the 1,3,4‐thiadiazole (IV) or the 1,3,4‐oxadiazole (V) upon reaction with phosphorus pentoxide or thionyl chloride respectively.
ChemInform Abstract: New Quinoline Derivatives: Synthesis and Evaluation for Antiinflammatory and Analgesic Properties. Part 1.
Authors: PELLERANO C. , SAVINI L. , MASSARELLI P. , BRUNI G. , FIASCHI A. I. 
Published: May 2016

AbstractThe 4‐chloroquinolinecarboxylates (I) are coupled with anilines such as (II) and (V) to produce the 4‐anilinoquinoxalinecarboxylates (III) and (VI).
ChemInform Abstract: Synthesis and Antitumor Activity of 1‐(((Dialkylamino)alkyl)amino)‐4‐methyl‐5H‐pyrido(4,3‐b)benzo(e)‐ and ‐benzo(g)indoles. A New Class of Antineoplastic Agents.
Authors: NGUYEN C. H. , LHOSTE J.‐M. , LAVELLE F. , BISSERY M.‐C. , BISAGNI E. 
Published: May 2016

AbstractCondensation reaction of the tetralones (I) with the hydrazine (II) gives the hydrazones (III).
ChemInform Abstract: Azadiboriridine‐Borane: A Non‐Classical Acid‐Base Adduct.
Authors: PAETZOLD P. , REDENZ‐STORMANNS B. , BOESE R. , BUEHL M. + , VON RAGUE SCHLEYER P. 
Published: May 2016

AbstractTreating the azadiboriridine (Ia) with the Lewis acid (II) surprisingly leads to the novel bicyclobutane derivative (IIIa) (space group P21/n, Z=4) which is characterized by NMR studies and X‐ray structure analysis.
ChemInform Abstract: 1,4,6‐Tris(diisopropylamino)‐1,4,6‐triboraspiro(4.4)nona‐2,8‐diene from the Reaction of Benzene with Subvalent Boron Species.
Authors: MELLER A. , BROMM D. , MARINGGELE W. , HEINE A. , STALKE D. , SHELDRICK G. M. 
Published: May 2016

AbstractConsecutive treatment of benzene (I) with sodium potassium alloy and the dichloroaminoborane (II) produces the triboraspirononadiene (III).
ChemInform Abstract: The iso‐Tetraphosphane P(P(SiMe3)(C6H5))3.
Authors: FRITZ G. , JARMER M. , MATERN E. 
Published: May 2016

AbstractThe preparation of the title compound (III) from PCl3 (I) and the Li phosphide (II) requires two steps: at ‐78 °C PCl3 (I) reacts with two equiv. (II) without side reactions; at ‐35 °C the formed intermediate (Ph(Tms)P)2PCl reacts with the third phosphide (II) to yield (III) quite cleanly.
ChemInform Abstract: A Compound with a Boron‐Arsen Double Bond.
Authors: PETRIE M. A. , SHONER S. C. , DIAS H. V. R. , POWER P. P. 
Published: May 2016

AbstractX‐ray structure analysis of the synthesized arsanediylborate compounds (IV) (space group Pbcn, Z = 8) and (VI) (P21/c, Z=4) confirms the existence of a B=As double bond in both products.
ChemInform Abstract: Oxidatively Induced Reductive Elimination. A Novel Titanium Complex Resulting from C‐F Bond Activation.
Authors: BURK M. J. , STALEY D. L. , TUMAS W. 
Published: May 2016

AbstractThe titanacyclobutanes (I) react with tetrakis(trifluoromethyl)cyclopentadienone (II) in dichloromethane to produce the titanium complex (III).
ChemInform Abstract: Dichloromethane Addition to Rhodium‐β‐diketonate Complexes of Diphosphines and Pyridyl‐Substituted Diphosphines.
Authors: FENNIS P. J. , BUDZELAAR P. H. M. , FRIJNS J. H. G. , ORPEN A. G. 
Published: May 2016

AbstractIn the complexes (III) and (VII) only the P atoms coordinate to rhodium.
ChemInform Abstract: Palladium(II) Cyclic Carbene Complexes from 3‐Isocyanopropylacrylate. X‐Ray Structure of Cyclic cis‐(PdCl2(PPh3)(C‐N(H)‐(CH2)2‐N‐(CH2)3‐O‐C(O)‐CH=CH2)).
Authors: MICHELIN R. A. , MOZZON M. , ZECCA M. , CORAIN B. , PIAZZI O. , ZANOTTI G. 
Published: May 2016

AbstractThe title complex, prepared previously, crystallizes in P1 with Z=2.
ChemInform Abstract: Chemistry of α‐Aminonitriles. Part 3. Aziridine‐2‐carbonitrile, a Source of Racemic O3‐Phosphoserinenitrile and Glycolaldehyde Phosphate.
Authors: WAGNER E. , XIANG Y.‐B. , BAUMANN K. , GUECK J. + , ESCHENMOSER A. 
Published: May 2016

AbstractReaction of the aziridine (I) with TosOH (II) proceeds with > 90% regioselectivity to give the tosylserinenitrile (III).
ChemInform Abstract: Synthesis of All Four Stereoisomers of (E)‐Vitamin K1 (Phylloquinone); Analysis of Their Diastereoisomeric and Enantiomeric Purities and Determination of Their Biopotencies.
Authors: SCHMID R. , ANTOULAS S. , RUETTIMANN A. + , SCHMID M. , VECCHI M. , WEISER H. 
Published: May 2016

AbstractFor the first time all four stereoisomers (VIa), (VIb), (VIc) and (IX) of (E)‐vitamin K1 are synthesized in high chemical and stereoisomeric purity on two routes.
ChemInform Abstract: Structure of Nickel(II) Perbromate Hexahydrate at 296 K.
Authors: GALLUCCI J. C. , GERKIN R. E. , REPPART W. J. 
Published: May 2016

AbstractThe structure of Ni(BrO4)2·6 H2O at room temp. is found to be quite similar to that determined previously at 169 K. The water O atoms form a slightly distorted octahedron around Ni and Br is surrounded by four O atoms in virtually regular tetrahedral arrangement.
ChemInform Abstract: The Electrochromic Process at Nb2O5 Electrodes Prepared by Thermal Oxidation of Niobium.
Authors: GOMES M. A. B. , BULHOES L. O. S. , DE CASTRO S. C. , DAMIAO A. J. 
Published: May 2016

AbstractNb2O5 layers prepared by thermal oxidation of niobium in air at 580 °C are crystalline and exhibit good electrochromic response.
ChemInform Abstract: Singular Behavior of H3PW12O40 at High Temperature. Evidence for the Formation of an Anhydride Phase.
Authors: OULMEKKI A. , OLIVIER D. , HERVE G. , LEFEBVRE F. 
Published: May 2016

AbstractThe thermal degradation of H3PW12O40·xH2O (I), H6P2W21O71·yH2O (II), and H6P2W18O62·zH2O (III) is investigated.
ChemInform Abstract: Polymeric Xenon Materials: (‐Xe‐O‐TeF4‐O‐)n. Crystal Structure of HF·HO‐TeF4‐O‐Xe+AsF‐ 6.
Authors: TUROWSKY L. , SEPPELT K. 
Published: May 2016

AbstractThe title compound (V) crystallizes in space group P1 with Z=2.
ChemInform Abstract: Platinum Dichloride Complexes with (R,R)‐((Bicyclo(2.2.2)octane‐2,3‐diyl)bis(methylene))bis(diphenylphosphine)‐ or ‐bis(5H‐benzo(b)phosphinindole): New Catalyst Precursors for Enantioselective Hydroformylation.
Authors: CONSIGLIO G. , NEFKENS S. C. A. 
Published: May 2016

AbstractThe title complexes (Ia) and (Ib) are tested as catalyst precursors for the enantioselective hydroformylation of the aromatic olefins (II), (VI) and (VIII).
ChemInform Abstract: Et3B‐Induced Stereoselective Radical Addition of Ph3GeH to Carbon‐Carbon Multiple Bonds and Its Application to Isomerization of Olefins.
Authors: NOZAKI K. , ICHINOSE Y. , WAKAMATSU K. , OSHIMA K. , UTIMOTO K. 
Published: May 2016

AbstractThe isomeric ratios of the products depend on the reaction time, solvent and the ratio acetylene: Ph3GeH.
ChemInform Abstract: Diazotization of 1‐Aminocyclopropanecarboxylic Acid. Solution Chemistry of Oxaspiropentanone.
Authors: PIRRUNG M. C. , BROWN W. L. 
Published: May 2016

AbstractThe first evidence is reported for the existence of oxaspiropentanone (IV) in solution and its intermediacy in diazotization/substitution reactions of the acid (I) leading to products such as (V) or (VIII).
ChemInform Abstract: Lithium B Iso‐2‐ethylapopinocampheyl‐9‐borabicyclo(3.3.1)nonyl Hydride as an Improved Reagent for Asymmetric Reduction of Unhindered Aliphatic Ketones. Further Evidence for the Improved Enantioselectivity in Reductions by Reagents Containing Increased Steric Requirements at the 2‐Position of the Apopinene Structure.
Authors: RAMACHANDRAN P. V. , BROWN H. C. , SWAMINATHAN S. 
Published: May 2016

AbstractThe title chiral borohydride (Ic) (Eapine‐Hydride) is shown to be an improved reagent for the asym.
ChemInform Abstract: Preparation of (Z)‐3,4‐Didehydronorvaline, (E)‐ and (Z)‐3,4‐Didehydroornithine and (E)‐ and (Z)‐3,4‐Didehydro‐2,6‐diaminopimelic Acid.
Authors: HAVLICEK L. , HANUS J. , SEDMERA P. , NEMECEK J. 
Published: May 2016

AbstractThe synthesis of the title compounds (IV), (VII) and (X) starts from the readily available (Z)‐malonate (IIIa) which is then elaborated as shown in the scheme.