bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: New Complexes of Ruthenium(II) with a Tetrapyrazolic Macrocycle.
Authors: MARZIN C. , TARRAGO G. , GAL M. , ZIDANE I. , HOURS T. , LERNER D. , ANDRIEUX C. , GAMPP H. , SAVEANT J. M.
Published: May 2016

The six‐coordinate macrocyclic Ru(II) Complexes (I) are prepared by reaction of Ru(DMSO)4C12 with the macrocycle in refluxing EtOH/H2O or by exchange of the labile axial DMSO in (Ia).
ChemInform Abstract: Stabilization of Transition‐Metal Complexes in High Oxidation States by Macrocyclic Tertiary Amines.
Authors: CHE C.‐M. , WONG K.‐Y. , POON C.‐K.
Published: May 2016

Preparatio‐ns of some of the Ru(III) Complexes (I) and (II) are described.
ChemInform Abstract: Ruthenium(II)‐Catalyzed Thioether Oxidation. Part 2. Syntheses and Crystal Structures of Two Ruthenium(Il) Complexes with the New Linear Tridentate Ligand 3‐(Ethylthio)‐1‐((3‐(ethylthio)propyl)sulfinyl)propane.
Authors: RILEY D. P. , OLIVER J. D.
Published: May 2016

The title ligand (II) prepared as shown (in 86% yield based on precursor ditosylat sulfoxide) reacts with trans‐ RuBr2(Me2SO)4 or cis‐RuCl2(Me2SO)4 to give only one geometric isomer of (IIIa) and (IIIb) which are isomorphous.
ChemInform Abstract: Acid‐dependent Electrochemistry of Acetylacetonatotetraammineruthenium.
Authors: SAHAI R. , KABISATPATHY A. K. , PETERSEN J. D.
Published: May 2016

The Ru(III) complex (II) is electrochemically reduced in the range of pH 2.6‐ 14 to yield the Ru(II) monocation (III), in more acidic solution the Ru(II) dication (IV) is obtained by a proton‐coupled redox process.
ChemInform Abstract: Crystal Structure and Reactivity of [(η‐C5H5)NiOs3 (μ‐H)3(CO)8(PPh2H)]. 1H and 31P Nuclear Magnetic Resonance Spectroscopic Characterization of [(η‐ C5H5)NiOs3 (μ‐H)2(μ‐HgBr)(CO)8(PPh2)H) and Related Complexes.
Authors: PREDIERI G. , TIRIPICCHIO A. , VIGNALI C. , SAPPA E. , BRAUNSTEIN P.
Published: May 2016

CO substitution reactions of the Cluster (Ia) with phosphines or triisopropyl phosphite in the presence of Me3NO lead to the derivatives (Ib), (Ic).
ChemInform Abstract: Optically Active 4,5‐Epoxy‐4,5‐dihydro‐α‐ionones; Synthesis of the Stereoisomeric 4,5 :4′,5′‐Diepoxy‐4,5,4′,5′‐tetrahydro‐ε,ε‐carotenes and the Steric Course of Their Hydrolysis.
Authors: UEBELHART P. , BAUMELER A. , HAAG A. , PREWO R. , BIERI J. H. , EUGSTER C. H.
Published: May 2016

Epoxidation of ( +)‐α‐ionone (I) gives predominantly the cis‐epoxide (II) and only small amounts of the trans‐epoxide (III).
ChemInform Abstract: Higher‐Carbon Sugars: A Novel Approach.
Authors: VALVERDE S. , GARCIA‐OCHOA S. , MARTIN‐LOMAS M.
Published: May 2016

Aus der geschützten Glucofuranose (I) wird, wie im Formelschema skizziert, die Zielverbindung, das Lacton (VI) mit verlängerter Kohlenstoffkette, synthetisiert.
ChemInform Abstract: A Nitrone‐Based Synthesis of the Pyrrolizidine Alkaloid Croalbinecine.
Authors: TUFARIELLO J. J. , WINZENBERG K.
Published: May 2016

Aus dem Pyrrolin‐nitron (I) und dem Olefin (II) erhält man das Addukt (III), das über zahlreiche weitere Stufen wie (IV) letztlich stereoselektiv in das Alkaloid d,l‐Croalbinecin (V) übergeführt wird.
ChemInform Abstract: A New Approach to Prostanoid Synthesis: A Model Study.
Authors: HWU J. R. , ROBL J. A.
Published: May 2016

Die Aldehyde (I) reagieren mit Phenylhydroxylamin (II) über die Nitron‐ Zwischenstufen (III) in einer intramolekularen Nitron‐Alken‐Cycloaddition zu den bicyclischen Isoxazolidinen (IV) und (V), deren hydrierende Ringspaltung zu den Prostaglandin‐Analogen (VI) und (VII) führt.
ChemInform Abstract: From Penicillin to Penem and Carbapenem. Part 8. Introduction of an Allyl Group at the C‐4 Position of the Azetidinone Molecule, and the Synthesis of Dethiathienamycin.
Authors: FUJIMOTO K. , IWANO Y. , HIRAI K.
Published: May 2016

Some reactions, especially method A), are investigated for the introduction of an allyl group at C‐4 of azetidinones, yielding the derivatives shown in the scheme.
ChemInform Abstract: The Polycrystalline‐Si Contact to GaAs.
Authors: KAVANAGH K. L. , MAYER J. W. , MAGEE C. W. , SHEETS J. , TONG J. , KIRCHNER P. D. , WOODALL J. M. , HALLER I.
Published: May 2016

Polycrystalline‐Si/GaAs interfaces have been prepared by depositing hydrogenated amorphous Si(a‐Si:H) onto GaAs in a silane plasma at 450°C and annealing at temp. between 600 and 1050°C. Large quantities of P or As have been added to Si by mixing arsine or phosphine gases into the plasma.
ChemInform Abstract: Photoexcitation of Reaction Complexes in the Reaction K + NaCl → KCl + Na.
Authors: MAGUIRE T. C. , BROOKS P. R. , CURL R. F. , SPENCE J. H. , ULVICK S. J.
Published: May 2016

Fluorescence at the Na‐D line is observed when beams of K and NaCl are crossed inside the cavity of a cw dye laser tuned from 590 to 735 nm.
ChemInform Abstract: The Surface Segregation and Oxidation of Chromium and Palladium in High Chromium Stainless Steel.
Authors: DELPORT W. E. , ROUX J. P.
Published: May 2016

60% Fe‐40% Cr, containing 0.4 or 1.0% Pd, are studied by heat treatment under controlled conditions and surface analyses using AES and ES‐CA.
ChemInform Abstract: Studies on Polytungstoantimonate Ion Exchanger. Part 1. Synthesis, Properties and Ion Exchange Behaviour of Polytungstoantimonate.
Authors: SEN A. K. , DAS S. B.
Published: May 2016

Five samples of a new ion exchanger, polytungstoantimonate, having different compositions have been prepared and characterized.
ChemInform Abstract: Thermal Behaviour of Some Phosphorus/Chromium Polyoxoanions.
Authors: BARAN E. J. , CABELLO C. I.
Published: May 2016

The thermal degradation of the compounds (I)‐(IV) has been investigated by TG and DTA.
ChemInform Abstract: Electron Transport in Low Density Alkane Gases: Effects of Chain Length and Flexibility.
Authors: FLORIANO M. A. , GEE N. , FREEMAN G. R.
Published: May 2016

The Ramsauer‐Townsend (RT) minimum in the electron momentum transfer cross section occurs at the same energy (?R‐r = 0.12 i 0.0l eV) in all n‐alkanes from CzHö to n‐CmHzz.
ChemInform Abstract: Thermochemistry of Perthiyl Radicals.
Authors: HAWARI J. A. , GRILLER D. , LOSSING F. P.
Published: May 2016

MS is used to measure the appearance energies for the reaction (I)‐(II)+(III).
ChemInform Abstract: Determining the Structure of a Glycopeptide‐Acz‐Lys‐D‐Ala‐D‐Ala Complex Using NMR Parameters and Molecular Modeling.
Authors: FESIK S. W. , O'DONNELL T. J. , GAMPE R. T. JUN. , OLEJNICZAK E. T.
Published: May 2016

The interaction between ristocetin pseudo‐aglycon and Acz‐Lys‐D‐Ala‐D‐Ala, a model for the antibiotics′ binding site of action, has been examined, and from a quantitative analysis of pure absorption two‐dimensional NOE data sets, many accurate interproton distance constraints have been obtained.
ChemInform Abstract: Use of Small‐Angle Neutron Scattering to Determine the Structure and Interaction of Dihexanoylphosphatidylcholine Micelles.
Authors: LIN T.‐L. , CHEN S.‐H. , GABRIEL N. E. , ROBERTS M. F.
Published: May 2016

The discussion of the micellar Structure of the short‐chain title lecithin (I)1eadsto a detailed structural model for this aggregate and allows development of an interaction model that accounts for the nonideality of high concentrations of micellar solutions.
ChemInform Abstract: Improved Enantioselective Synthesis of Anti α‐Methyl‐β‐hydroxyesters through TiCl4‐PPh3 Mediated Aldol Condensation.
Authors: PALAZZI C. , COLOMBO L. , GENNARI C.
Published: May 2016

Aus dem Keten‐acetal (I) erhält man mit Benzaldehyd (II) in Gegenwart von Titantetrachlorid‐Phosphin‐Komplexkatalysatoren überwiegend das anti‐Addukt (IV) neben dem syn‐Addukt (V).
ChemInform Abstract: Preparation of Naphthalene Derivatives by Reactions of Benzynes with Thiophene‐ 1,1‐dioxides.
Authors: NAKAYAMA J. , KURODA M. , HOSHINO M.
Published: May 2016

Bei der Cycloaddition der durch Thermolyse der Diazoniumsalze (I) in situ generierten Arine (II) an die Thiophen‐1,1‐dioxide (III) entstehen über die intermediären Primäraddukte (IV) die Naphthaline (V).
ChemInform Abstract: The Palladium(II)acetate Promoted 6‐endo‐trig Cyclization of 1,1‐Dialkyl‐2‐silyloxy‐1,5‐dienes.
Authors: TORRES L. E. , LARSON G. L.
Published: May 2016

Die α‐Silyl‐carbonsäureester (I) reagieren mit Vinylmagnesiumbromid (II) zu den Butenylketonen (III).
ChemInform Abstract: Synthesis of Benzofurans, Indoles and Benzopyrans via Oxidative Free Radical Cyclisations Using Cobalt Salen Complexes.
Authors: PATEL V. F. , PATTENDEN G. , RUSSELL J. J.
Published: May 2016

Der 2‐Iod‐allylphenolether (II) reagiert in Gegenwart von Cobalt‐Salen (I) über (III) zu dem Benzofuran‐peroxid (IV) bzw. dem Alkohol (V).
ChemInform Abstract: Evidence for an Enol Intermediate in the 3‐Oxo‐Δ5‐steroid Isomerase Catalyzed Isomerization of Δ5 Ketones.
Authors: BANTIA S. , POLLACK R. M.
Published: May 2016

3‐Oxo‐Δ5‐steroid isomerase from Pseudomonas testosteroni catalyzes the isomerization of a variety of Δ5,6 and Δ5,10 steroids to their Δ4 isomers [e.g.
ChemInform Abstract: Rearrangements of o‐Phenylhydroxylamine Derivatives.
Authors: ENDO Y. , MANIKAWA K. , TERASHIMA T. , SHUDO K.
Published: May 2016

Die N‐acylierten O‐Phenylhydroxylamine (I), (III), (V) und (VIII) lagern sich säurekatalysiert zu den Phenolen (II), (IV), (VI) und (VII) bzw. zu den Benzofuranen (IX) um.
ChemInform Abstract: Preparation of Methyl n‐Alkyl Fumarates.
Authors: DYMICKY M.
Published: May 2016

Fumarsäure‐monomethylesterchlorid (I) reagiert mit den Alkoholen (II) zu den Estern (III), wobei die langkettigen Alkohole (ab 5 C‐Atome) Triethylamin als Säurebinder benötigen.
ChemInform Abstract: Direct Aminolysis of Non‐Activated Esters at High Pressure.
Authors: MATSUMOTO K. , HASHIMOTO S. , OTANI S.
Published: May 2016

At high pressurgs, the esters (I) are readily converted to the amides (III).
ChemInform Abstract: New Synthetic Methods for α,β‐Unsaturated Ketones, Aldehydes, Esters and Lactones by the Palladium‐catalyzed Reactions of Silyl Enol Ethers, Ketene Silyl Acetals, and Enol Acetates with Allyl Carbonates.
Authors: MINAMI I. , TAKAHASHI K. , SHIMIZU I. , KIMURA T. , TSUJI J.
Published: May 2016

The silylenolethers (I), (III), (V), (VII), (IX), and (XI) are converted to the α,β‐unsaturated carbonyl compounds (II), (IV), (VI), (VIII), or esters (X), or lactones (XII) using methods (A) or (B) [using phosphine‐free Pd catalyst in method (B)].
ChemInform Abstract: Preparation and Reactions of Tetrakis(2‐formyl‐2‐propyl)ethylene, an Acyclic Derivative of Tetra‐tert‐butylethylene.
Authors: CULLEN E. R. , GUZIEC F. S. JUN.
Published: May 2016

Das aus der Diazoverbindung (I) und dem Selenon (II) hergestellte tetrasubstituierte Ethylen (III) wird durch Osmiumtetroxid zum Diol (IV) und dieses mit Bleitetraacetat unter Ringöffnung zur Bis‐formylverbindung (V) oxidiert.
ChemInform Abstract: Synthesis of N‐Vinyl‐N′‐(l‐adamantyl)succinic Acid Diamides and Water Soluble Copolymers with N‐Vinylpyrrolidone thereof.
Authors: MOGILEVICH I. M. , GLEBOVA L. B. , CHUDNOVA V. M.
Published: May 2016

Durch Aminolyse von Vinylsuccinimid (I) mit 1‐Adamantylamin wird das monomere Vinyl‐adamantylbernsteinsäurediamid (III) erhalten, das mit Vinylpyrrolidon (IV) zu wasserlöslichen Copolymeren umgesetzt wird.
ChemInform Abstract: A Convenient Synthesis of 5‐Trifluoromethylsalicylic Acid.
Authors: ALEXANDER J.
Published: May 2016

Das Bromphenol (I) wird mit Dimethylsulfat methyliert und anschließend mit Butyllithium/ Kohlendioxid in die Säure (III) übergeführt.
ChemInform Abstract: Anionic Host Molecules with Bicyclic Carbon Skeletons
Authors: MERZ T. , WIRTZ H. , VOEGTLE F. +
Published: May 2016

Synthesis and Guest Inclusion in Aqueous Solution.
ChemInform Abstract: Consequences of Fixing Three Parallel Coplanar Double Bonds in Close Proximity with Different Geometries.
Authors: PAQUETTE L. A. , KUENZER H. + , GREEN K. E. , DE LUCCHI O. , LICINI G. , PASQUATO L. , VALLE G.
Published: May 2016

[4 + 2] Cycloaddition of the tricyclotriene (I) and the ci‐sethylene (II) gives the disulfone (III), whose characterization as the syn isomer is realized by oxidation to the epoxide (IV).
ChemInform Abstract: Directive Effect of Bromine on Stilbene Photocyclizations. An Improved Synthesis of [7]Helicene.
Authors: SUDHAKAR A. , KATZ T. J.
Published: May 2016

Aus dem Bis‐stilben (Ia) erhält man bei der Photolyse in Gegenwart von Iod die Cyclisierungsprodukte (IIa) und (III).
ChemInform Abstract: Diastereoselective Synthesis of Functionalized Tetrahydrofuran Derivatives from γ‐Lactols.
Authors: BRUECKNER C. + , LOREY H. , REISSIG H.‐U.
Published: May 2016

The reaction of lactols (I) with allyl‐ or cyanosilanes (II) in the presence of BF3 results in displacement of the hydroxy group and formation of the products (III).
ChemInform Abstract: Studies of Tetrasubstituted Tetrahydrofurans.
Authors: WILLIAMS D. R. , WHITE F. H.
Published: May 2016

Aus dem Alkentriol‐Derivat (I) erhält man nach Behandlung mit Iod und Benzylierung das Tetrahydrofuran (II) und weiter das Spaltprodukt (III); in gleicher Weise erhält man die Tetrahydrofurane (IV) bzw. (V).
ChemInform Abstract: Cycloaddition Reactions of 2‐Pyrones and Related Compounds. Part 3. Reaction of 3a,4‐Dihydrophthalides with Acetylenic Dienophiles.
Authors: NOGUCHI M. , KAKIMOTO S. , KAJIGAESHI S.
Published: May 2016

Die Dihydrophthalide (Ia) und (Ib) reagieren mit den aktivierten Acetylenen (II) zu den Allylbenzoaten (III) und den Phthaliden (IVa) bzw. (IVb).
ChemInform Abstract: Heterocycles. Part 2. Synthesis of 1‐Hydroxycarbazoles and Mukonine Isomers.
Authors: SOWNITHRAN D. , PRASAD K. J. R.
Published: May 2016

Die aus den Aminobenzoesäuren (I) und dem Hydroxymethylencyclohexanon (II) zugänglichen Ketohydrazone (III) cyclisieren in Polyphosphorsäure zu den Tetrahydrocarbazolen (IV), die sich nach Veresterung mit Diazomethan (V) zu den Methylestern (VI) an Pd/ C zu den Hydroxycarbazolen (VII) und Carbazol (VIII) dehydrieren lassen.
ChemInform Abstract: Reaction of Pyrylium Salts with Nucleophiles. Part 18. Synthesis of 4‐(p‐n‐Butoxyphenyl)‐2,6‐dimethyl‐pyridine and of 2,6‐Dimethyl‐4‐(p‐n‐pentylphenyl)‐pyridine.
Authors: BALABAN A. T. , MARTON G. , SCHIKETANZ I.
Published: May 2016

Die auf übliche Weise erhaltenen Phenylbromide (III) und (VII) reagieren über ihre Grignard‐Verbindungen mit Aceton (VIII) zu den Carbinolen (IX), die mit Acetanhydrid/Perchlorsäure zu den nicht isolierten Pyrylium‐Salzen (X) umgesetzt werden.
ChemInform Abstract: The Synthesis and Decomposition Reaction of 1,4‐Benzodioxins Related to o‐Benzoquinones.
Authors: KASHIMA C. , TOMOTAKE A. , OMOTE Y.
Published: May 2016

Die [4 + 2]‐Cycloaddition der durch Oxidation der Brenzcatechine (I) erhaltenen instabilen o‐Benzochinone (II) mit den Enaminen (III) bzw. den Indolen (V) liefert die 1,4‐Benzodioxine (IV) bzw. (VI).
ChemInform Abstract: Nitriles in Heterocyclic Synthesis: Novel Synthesis of Pyridazine Derivatives.
Authors: IBRAHIM N. S. , GALIL F. M. A. , ABDEL‐MOTALEB R. M. , ELNAGDI M. H.
Published: May 2016

Reaktion der Diazonium‐Salze (II) mit den Crotonitrilen (I) führt in Abhängigkeit von den Reaktionsbedingungen zu den Azoverbindungen (III) oder den Hydrazonen (V), die beim Erhitzen mit Essigsäure zu den Pyridazinen (IV), (VI) bzw. (VIII) cyclisieren.
ChemInform Abstract: Synthesis of Condensed Polycyclic Pyrazines from Diaminomaleonitrile.
Authors: SUZUKI T. , NAGAE Y. , MITSUHASHI K.
Published: May 2016

Das Pyrazin (I) reagiert mit 4‐substituierten Pyridinen (II) regiospezifisch zu den 7‐substituierten Pyridoimidazopyrazinen (III).
ChemInform Abstract: Synthesis of Spiro[3,4,5,6‐tetrahydro‐1,4‐oxazin‐2‐one‐6,2′‐tricyclo‐(3.3.1.1]decanel.
Authors: GEORGIEV V. S. , MULLEN G. B. , ACKER C. G.
Published: May 2016

Adamantanon (I) liefert mit NaCN das Cyanhydrin (II), dessen Reduktion mit LiAlH4 zum Aminoalkohol (III) führt.
ChemInform Abstract: Addition and Reaction Products of Triethyl Thiophosphate and Metal Perchlorates at Just Over Ambient and Elevated Temperatures.
Authors: MIKULSKI C. M. , MOORE T. , SMITH Y. , KARAYANNIS N. M.
Published: May 2016

Triethyl thiophosphate Linvariably forms adducts with various metal perchlorates at 35‐40°C in ethanol/triethyl orthoformate.
ChemInform Abstract: A Polyfunctional Dititanacyclobutane.
Authors: SCHMIDBAUR H. , PICHL R. , MUELLER G. +
Published: May 2016

The reaction of the methylenephosphorane (I) with TiCl4 occurs with replacement of both methylene H atoms by Ti atoms and gives the planar title compound(II)along with the phosphonium titanate (III).
ChemInform Abstract: Silox Hydrides (silox: t‐Bu3SiO‐) of Group 5: Do [(silox)2MH2]2 (M: Nb, Ta) Complexes Contain Unbridged M‐M Bonds?.
Authors: LAPOINTE R. E. , WOLCZANSKI P. T.
Published: May 2016

The dimeric Ta and Nb(IV) silox hydrides (II) are obtained on Na/Hg reduction of the monomeric M(V) chlorides (I) in the presence of H2.
ChemInform Abstract: Hindered Ligand Movements in Transition Metal Complexes. Part 33. (η2‐ and η4‐Diene)[2‐(η5‐cyclopentadienyl)ethyl]molybdenum Carbonyls.
Authors: KREITER C. G. , MICHELS W. , WENZ M.
Published: May 2016

The Mo complex (I) reacts photochemically with 1,3‐butadiene (pentane, 253 K, 40 min), (E);1,3‐pentadiene (hexane, 220 K, 50 min), or 2‐methyl‐1,3‐butadiene (pentane, 218 K, 2 h), respectively, to give the corresponding η2‐ and η4‐diene Complexes.
ChemInform Abstract: Two Series of Copper(II) Complexes Derived from Various 2‐Urethanylpyridine N‐Oxides (2‐Ethoxycarbonylaminopyridine N‐Oxides).
Authors: ERTEM G. , SEVERNS J. C. , WEST D. X.
Published: May 2016

The title ligands R‐HL react with Cu(II) acetate in aqueous solution or with Cu(II) perchlorate in ethanol to give the neutral Complexes (I) or the anionic Complexes (II) and (III), respectively.
ChemInform Abstract: On the Communication of Chirality from Furanose and Pyranose Rings to Monosaccharide Side Chains: Anomalous Results in the Glucose Series.
Authors: DANISHEFSKY S. J. , DENINNO M. P. , PHILLIPS G. B. , ZELLE R. E. , LARTEY P. A.
Published: May 2016

The reactions of the allyl silane (II) with dialdose derivatives (I) occur with high stereoselectivity under catalysis by BF3 etherate or TiCl4, thereby providing simple routes to the corresponding allyl carbinols (III)/ (IV) or (V).
ChemInform Abstract: An Enolate Claisen Route to C‐Pyranosides. Development and Application to an Ionophore Synthon.
Authors: BURKE S. D. , ARMISTEAD D. M. , SCHOENEN F. J. , FEVIG J. M.
Published: May 2016

Based on a detailed study of the synthesis of racemic model compounds (II) and (III) from (Ia) or (Ib) and their rearrangement to the dihydropyran system of (IV) and (V), resp., the optically active analogue (XVI) is prepared from (X) and converted to (XVII).
ChemInform Abstract: Luminescence and Photophysics of CdS Semiconductor Clusters: The Nature of the Emitting Electronic State.
Authors: CHESTNOY N. , HARRIS T. D. , HULL R. , BRUS L. E.
Published: May 2016

The luminescence of CdS Clusters prepared by arrested precipitation has been studied as function of time, temp., wavelength, and physical size.
ChemInform Abstract: Polarization at the β"‐Alumina Interfaces in the Rechargeable Sodium/Sulfur(IV) Molten Chloroaluminate Cell.
Authors: KATAGIRI A. , HVISTENDAHL J. , SHIMAKAGE K. , MAMANTOV G.
Published: May 2016

The polarization of the β"‐alumina/Na and the β"‐alumina/molten salt interfaces have been measured separately.
ChemInform Abstract: Anodic Oxidation of Lead Telluride and Its Alloys.
Authors: PARTIN D. L. , THRUSH C. M.
Published: May 2016

Auniform native oxide has been grown electrolytically on PbTe‐ based semiconductors from a glycerol‐rich solution of H2O, EtOH and KOH through an anodization/dissolution process; the dissolution being controlled by the glycerol concentration.
ChemInform Abstract: Pretreatment Procedures for Corrosion Studies of Cupro‐Nickel Alloys in Sea‐Water.
Authors: DOBB D. E. , STORVICK J. P. , PAGENKOPF G. K.
Published: May 2016

The effects of surface roughness, degreasing, acid pickling, annealing, and sample storage of 70/30 and 90/10 Cu/Ni alloys (CDA 715 and CDA 706, resp.) prior to sea‐water exposure are studied by AES.
ChemInform Abstract: An Investigation of Thin Oxide Films Thermally Grown in situ on Fe‐24 Cr and Fe‐ 24 Cr‐ll Mo by Auger Electron Spectroscopy and X‐Ray Photoelectron Spectroscopy.
Authors: MATHIEU H. J. , LANDOLT D.
Published: May 2016

Films formed at 384°C on Fe‐24Cr show a duplex structure consisting of an outer layer of iron oxide and an inner layer of predominantly chromium oxide.
ChemInform Abstract: Circular Dichroism Studies of Crown Complexed Ion Pairs: A Comparison of the Alkali and Alkaline Earth Nitrate Complexes of Chiral Crown Ethers.
Authors: DYER R. B. , METCALF D. H. , GHIRARDELLI R. G. , PALMER R. A. , HOLT E. M.
Published: May 2016

The four Chiral 18‐crown‐6 macrocycles (II), (IV), and (VII) are synthesized by condensation reactions as shown in the scheme.
ChemInform Abstract: Tricarbonylbis(phosphine)iron(I) Cation Radicals. A Spectroscopic and Theoretical Study.
Authors: THERIEN M. J. , TROGLER W. C.
Published: May 2016

Comparison of IR spectra of (I) and the 17‐electron complex (IIa), each enriched 50 and 93% with "CO, shows that the 17‐electron d7 radical retains the trigonal‐bipyramidal structure (D3h) of the parent complex.
ChemInform Abstract: Mode of Reaction of the Proposed Ultimate Metabolite of the Carcinogen 4‐Nitroquinoline l‐Oxide.
Authors: DEMEUNYNCK M. , TOHME N. , LHOMME M.‐F. , MELLOR J. M. , LHOMME J.
Published: May 2016

The monoester (II), derived from the title compound (I), solvolyzes in a variety of alcohols with rates which correlate well with the ionizing power of the solvent according to the Grunwald‐Winstein relation.
ChemInform Abstract: Asymmetrie Induction in the Ene Reaction of Glyoxylate Esters of 8‐Phenylmenthol.
Authors: WHITESELL J. K. , BHATTACHARYA A. , BUCHANAN C. M. , CHEN H. H. , DEYO D. , JAMES D. , LIU C.‐L. , MINTON M. A.
Published: May 2016

Sufficient information has been accumulated on the previously reported highly efficient and effective method for the control of absolute stereochemistry through asym.
ChemInform Abstract: On the Reaction of 1‐Ethoxycarbonyl‐1H‐1,2‐diazepine with Molybdenum and Iron Carbonyl Complexes.
Authors: NITTA M. , MIYANO H.
Published: May 2016

Reaktion des Diazepins (I) mit dem Molybdäncarbonyl‐ Komplex (II) liefert unter Spaltung der N,N‐Bindung die Diene (III)‐(V).
ChemInform Abstract: The Preparation of Azα‐β‐lactam, 1,3,4‐Thiadiazine, β‐Lactam and 1,3,4‐Thiadiazepine Derivatives by the Reaction of Thiosemicarbazides with α‐ and β‐Haloacyl Halides.
Authors: OKAWARA T. , KATO R. , YAMASAKI T. , YASUDA N. , FURUKAWA M.
Published: May 2016

Die Thiosemicarbazide (I) reagieren mit zwei Äquivalenten der a‐Halogencarbonsäurehalogenide (II) im alkalischen Medium zu den Azα‐β‐lactamen (III).
ChemInform Abstract: Photochemistry of Phenyl Azide: The Role of Singlet and Triplet Phenylnitrene as Transient Intermediates.
Authors: LEYVA E. , PLATZ M. S. , PERSY G. , WIRZ J.
Published: May 2016

Combining several techniques such as UV/VIS, fluorescence, ESR, and quantitative product analysis, irradiation of the azide (I) at ambient temp. is shown to result in the formation of azepine (III) in the presence of nucleophiles.
ChemInform Abstract: Formation of Cyclic Ethers from Olefinic Alcohols. Part 11. The Oxidative Cyclization of Some Open‐Chain Unsaturated Alcohols by Means of Organic Peracids.
Authors: MIHAILOVIC M. LJ. , MARINKOVIC D.
Published: May 2016

The products arising from the reaction of alkenols of varying chain length with MCPBA are identified and the results are compared with a large number of similar transformations mentioned in the literature.
ChemInform Abstract: Cobalt(III)‐Cata1yzed Trifluoroacetoxylation of Benzene.
Authors: DICOSIMO R. , SZABO H.‐C.
Published: May 2016

Es wird die Kobalt(III)‐katalysierte Oxidation von Benzol (I) mit verschiedenen Oxidantien, z.B. Trifluorperessigsäure (II), Peressigsäure, Wasserstoffperoxid oder Acetaldehyd/ Sauerstoff in Trifluoressigsäure/ Trifluoracetanhydrid untersucht.
ChemInform Abstract: Synthesis of Some Substituted 2‐Hydroxybenzazides by a Simple New Method.
Authors: AWAD W. I. , AGAMI S. M.
Published: May 2016

Aus einer Lösung der Hydrazide (I) in Salpetersäure kristallisieren nach einigen Stunden die Azide (II) aus.
ChemInform Abstract: A Simple, One‐Pot Synthesis of Enantiomerically Pure 1‐Alkenyl Sulphoxides.
Authors: CINQUINI M. , COZZI F. , RAIMONDI L.
Published: May 2016

Conversion of (R)‐I to the corresponding α‐silyl sulphoxide, followed by successive treatment with base and an aldehyde (III), affords the enantiomerically pure title compounds (IV).
ChemInform Abstract: Formation of Novel 1,2‐Oxathietanes from 2‐Chloroethyl Sulfoxide Precursors and Their Reactions in Solution, Including Formal [σ2s + σ2a] Cycloreversions and Rearrangements.
Authors: LOWN J. W. , KOGANTY R. R.
Published: May 2016

Spontaneous decomposition of the antileukemic nitroso urea (Ia) and its alkyl‐substituted analogues (Ib)‐(Id) (the preparation of which is described) affords fragmentation products (III)‐(IX) through the intermediacy of novel 1,2‐oxathietanes (II).
ChemInform Abstract: 6a‐Methylhexahydro‐2,6‐methano‐2H‐cyclopenta[b]furan. A Novel Tricyclic Ether.
Authors: KELLY D. P. , GIANSIRACUSA J. J. , LESLIE D. R. , MCKERN I. D.
Published: May 2016

Das Tricyclooctanol (I) liefert über die Oxoniumverbindung (II) den polycyclischen Ether (III) neben dem Acetyl‐cyclohepten (IV).
ChemInform Abstract: Synthesis and Complexation Properties of 1‐Vinyltetrazole.
Authors: GAPONIK P. N. , IVASHKEVICH O. A. , DEGTYARIK M. M.
Published: May 2016

1‐Vinyl‐tetrazol (III) wird durch Vinylierung von Tetrazol (I) mit Vinylacetat (II) hergestellt.
ChemInform Abstract: Synthesis of Some Heterocyclic Carboxamide Derivatives for Possible Biological Activity.
Authors: ZOHAIR M. M. Y. , MICKY J. A. A. , ATALLA M. M.
Published: May 2016

Aus den Benzofuranylestern (II) werden die entsprechenden Amide (III) hergestellt.
ChemInform Abstract: Reactions of Pyridine Derivatives Bearing Sulfur Functional Groups with Nucleophiles.
Authors: FURUKAWA N. , TSURUOKA M. , SHIBUTANI T. , FUJIHARA H.
Published: May 2016

Das Z‐Sulfonylpyridin (I) reagiert mit den Grignard‐Verbindungen (II) zu den 2‐substituierten Pyridinen (III).
ChemInform Abstract: 1,2‐Oxazine N‐Oxide Derivatives from 1‐Hetera‐4‐cyclohexanone Enamines and Nitroolefins.
Authors: NITTI P. , PITACCO G. , RINALDI V. , VALENTIN E.
Published: May 2016

The enamines (I) react with the (E)‐nitropropene (II) to give the oxazine N‐oxide derivatives (III) which are stable in the crystalline state.
ChemInform Abstract: Selective Oxidation of Organoboranes with Anhydrous Trimethylamine N‐Oxide.
Authors: SODERQUIST J. A. , NAJAFI M. R.
Published: May 2016

Das acyclische Trialkylboran (I) wird durch das N‐Oxid (II) stufenweise über das Borinat (III) und das Boronat (IV) bis zu dem Borsäureester (V) oxidiert.
ChemInform Abstract: AIkylsulfonato(porphyrinato)gallium(III). Determination of the Crystal Structure of Methylsulfonato(octaethyl‐2,3,7,8,12,13,17,18‐porphyrinato)‐gallium(III).
Authors: BOUKHRIS A. , LECOMTE C. , COUTSOLELOS A. , GUILARD R.
Published: May 2016

Der Galliumkomplex (II) wird aus dem Komplex (I) durch Insertion von Schwefeldioxid in die Ga‐C‐Bindung und nachfolgende Oxidation mit Sauerstoff hergestellt.
ChemInform Abstract: Substituted Cyclopentadienyl(dithiolene)tungsten(IV) Products from Alkyne Addition to Tungsten(II) Dithiocarbamate Reagents.
Authors: MORROW J. R. , TEMPLETON J. L. , BANDY J. A. , BANNISTER C. , PROUT C. K.
Published: May 2016

Photolysis of the W(II) dithiocarbamate complex (I) in the presence of excess phenylacetylene leads to the W(IV) complex (II) with a n‐bound l‐amino‐2,4‐diphenylcyclopentadienyl ligand, a bidentate 1‐phenyldithiolene ligand, and a normal dithiocarbamate ligand.
ChemInform Abstract: Transmetalation of Tetranuclear Copper Complexes. Part 6. Transmetalation of L4Cu4O2 Complexes (L: 6‐Methyl‐2‐hydroxypyridinate) by M(NS)2 Reagents.
Authors: CAI G.‐Z. , DAVIES G. , EL‐SAYED M. A. , EL‐TOUKHY A. , GILBERT T. R. , ONAN K. D.
Published: May 2016

The neutral tetranuclear copper (I) complex (I) is oxidized by excess dioxygen to (II).
ChemInform Abstract: Reactions of Carbon Monoxide with (Nitrato)(triphenylphosphine)gold(I).
Authors: BOSMAN W. P. , BOS W. , SMITS J. M. M. , BEURSKENS P. T. , BOUR J. J. , STEGGERDA J. J.
Published: May 2016

Molecular and crystal structure of the isocyanato title complex, obtained by reaction of CO with Au(PPh3)NO3 in the absence of solvent, are determined by X‐ray analysis and compared to those of the fulminato analogue, product of the same reaction in CH2C12.
ChemInform Abstract: Chemistry of Platinum Hydrides: A Platinum(II) cis‐Dihydride or a Platinum(0) η2‐Dihydrogen Complex?
Authors: CLARK H. C. , HAMPDEN‐SMITH M. J.
Published: May 2016

The cis‐dihydride‐Pt(II) complexes (III) are prepared by subjecting the Pt(O) complexes (I) or (II) to a pressure of H2.
ChemInform Abstract: First Total Synthesis of Alliodorine. Preparation of (E) Isoprenic Aldehydes Starting from (E + Z) 2‐Methyl‐6‐oxo‐2‐hexene‐1‐carbonitriles.
Authors: TORTAJADA J. , MORIZUR J.‐P.
Published: May 2016

The photorearrangement of the nitrile (I) yields an (E/ Z) mixture of the linear nitriles (II) which are transformed to the compounds (VI) via the intermediates (IVa) and (IVb).
ChemInform Abstract: Quaternary Monoborates of Alkali Metals: Na4Li5(BO3)3.
Authors: MIESSEN M. , HOPPE R.
Published: May 2016

The novel title compound has been prepared by annealing Na2O, Li2O, and B2O3 (4.4:5.5 :3) in Ni containers at 600°C (28 d).
ChemInform Abstract: Crystal and Molecular Structures of mer‐Ph3TeF3 and Stereoselective Fluorine Exchange in the mer‐Ph3TeF3‐Ph3TeF2+ System.
Authors: SECCO A. S. , ALAM K. , BLACKBURN B. J. , JANZEN A. F.
Published: May 2016

The mer‐complex (II) is prepared as shown (yield not given).
ChemInform Abstract: Potentiometric and Spectroscopic Studies on Cu(II) Complexation to Aminophosphonic Acid, 1‐(3‐Pyridyl)‐1‐(n‐butylamino)‐methanephosphonic Acid.
Authors: RADOMSKA B. , MATCZAK‐JON E. , WOJCIECHOWSKI W.
Published: May 2016

From the determination of the stability constants it is concluded that the phosphonic amino acid interacts with Cu2+ in a manner similar to carboxy amino acids with formation of a chelate ring.
ChemInform Abstract: An Efficient Synthesis of Benzofluorenes via α‐Alkoxycarbonyldiarylmethyl Cations.
Authors: HOPKINSON A. C. , LEE‐RUFF E. , MALEKI M.
Published: May 2016

Die durch Grignard‐Addition zugänglichen Diaryl‐α‐hydroxyester (Ia) bis (Ic) und (Ie)‐(Ig) ergeben unter sauren Bedingungen nach Umlagerung die 9‐Fluorencarbonsäureester (II), die nach Verseifung zu den Fluorenen (III) decarboxyliert werden.
ChemInform Abstract: Autoxidation of 1‐Phenylbuta‐1,3‐diene and 2‐Phenylbuta‐1,3‐diene.
Authors: BLAU K. , VOERCKEL V. , WILLECKE L.
Published: May 2016

Oxidation of 1‐phenylbuta‐1,3‐diene (I) in an autoclave at 50°C followed by LiAlH4 reduction of the oxidate yielded cinnamyl alcohol (II) as a major product.
ChemInform Abstract: Reactions with Aziridines. Part 35. α‐Aryl‐γ‐amidobutyric Acids (N‐Protected α‐Aryl‐GABAs) by Amidoethylation of Dianions of α‐Arylacetic Acids.
Authors: STAMM H. , WEISS R.
Published: May 2016

Die Arylessigsäuren (I) werden als Endiolate (II) mit den 1‐Acyl‐aziridinen (III) zu den γ‐Amidobuttersäuren (IV) umgesetzt.
ChemInform Abstract: Asymmetric Dialkylation of α‐Cyanoacetic Acid.
Authors: HANAMOTO T. , KATSUKI T. , YAMAGUCHI M.
Published: May 2016

α‐Cyanacetylchlorid (I) wird zu den optisch aktiven Amiden (III) kondensiert, die dann nach Metallierung zu den sterisch einheitlichen, dialkylierten Cyanessigsäuren (VI) über eine Hydrolyse der Amide (V) umgesetzt werden.
ChemInform Abstract: A Convenient Method for the Preparation of Methyl trans‐4‐Oxo‐2‐alkenoates.
Authors: KULINKOVICH O. G. , TISHCHENKO I. G. , ROMASHIN J. N. , SAVITSKAYA L. N.
Published: May 2016

Die Dichlorcyclopropylketone (I) werden mit Natriummethylat in die 2,2‐Dime‐ . thoxy‐dihydrofurane (II) übergeführt, die durch Umsetzung mit NBS und Triethylamin die 4‐Oxo‐alkensäuremethylester (III) ergeben.
ChemInform Abstract: A New Route to Cyclopentane‐1,3‐diones.
Authors: HAMER N. K.
Published: May 2016

Aus den Brommethyldiketonen (Ib)‐(Ie) erhält man bei der Bestrahlung in Essigsäureester die Cyclobutanolone (IIb)‐(IIe), die in Gegenwart von Silberionen in die 1,3‐Cyclopentandione (IIIb)‐(IIIe) umgewandelt werden.
ChemInform Abstract: The Synthesis of Methano‐Bridged Bisdehydro[18]‐, ‐[20]‐, ‐[22]‐ and ‐[24]annulenes.
Authors: OJIMA J. , EJIRI E. , KATO T. , KURODA S. , HIROOKA S. , SHIBUTANI M.
Published: May 2016

Aus dem Dialdehyd (Ia) werden durch bekannte Homologisierung in hohen Ausbeuten die Dialdehyde (Ib)‐(Id) hergestellt.
ChemInform Abstract: Propellanes. Part 88. Hydroxylation of 11,13‐Dioxo‐12‐methyl‐12‐aza[4.3.3]propella‐3,8‐diene with Osmium Tetroxide.
Authors: ZLOTA A. , ASHKENAZI P. , KAPON M. , GINSBURG D.
Published: May 2016

Hydroxylation of (I) followed by acetylation yields the all‐anti‐tetraacetate (IIa) as the major component.
ChemInform Abstract: Some Experiments with Aminodihydroxyanthraquinones.
Authors: MORRIS G. A. , MULLAH K. B. , SUTHERLAND J. K.
Published: May 2016

Nitration of the quinone (Ia) yields the nitro compound (Ib) accompanied by a small amount of its isomer (Ic).
ChemInform Abstract: 7‐Aroyl‐2,3‐dihydrobenzo[b]furan‐3‐carboxylic Acids and 7‐Benzoyl‐2,3‐ dihydrobenzo[b]thiophene‐3‐carboxylic Acids as Analgesic Agents.
Authors: BOYLE E. A. , MANGAN F. R. , MARKWELL R. E. , SMITH S. A. , THOMSON M. J. , WARD R. W. , WYMAN P. A.
Published: May 2016

Die im Titel genannten Verbindungen (IV) werden durch Friedel‐Crafts‐ Aroylierung der nach verschiedenen Methoden hergestellten Dihydrobenzo‐[b]furane bzw. ‐thiophene (II) in mäßigen Ausbeuten erhalten und die Derivate (V) hergestellt.
ChemInform Abstract: Base‐Catalyzed Halogen Dance of 2‐Bromotetrathiafulvalene.
Authors: NAKAYAMA J. , TOYODA N. , HOSHINO M.
Published: May 2016

Lithiierung von Tetrathiofulvalen (I) und nachfolgende Reaktion mit Brom oder N‐Chlorsuccinimid liefert ein Gemisch der mono‐ (II) und dihalogenierten Verbindungen (III) und (IV).
ChemInform Abstract: Novel Antimicrobial Agents Obtained by Addition of Maleimide Derivatives to Thenaldehyde Azines or Schiffs Bases.
Authors: EL‐EMAM A. A. , MOUSTAFA M. A. , EISA H. M. , EL‐KERDAWY M. M.
Published: May 2016

Die Aldazine (I) kondensieren mit zwei Äquivalenten der Maleinimide (II) in der Schmelze zu den Tetracyclen (III), die zu den partiell ungesättigten Tetracyclen (IV) dehydriert werden.
ChemInform Abstract: Studies on the Chemical Transformation of Rotenoids. Part 2. Reactions of Rotenone and Rotenonone with Primary Amines.
Authors: SAKAKIBARA J. , NAGAI S. , AKIYAMA T. , UEDA T. , ODA N.
Published: May 2016

Rotenon (I) reagiert mit primären aliphatischen Aminen (II) unter Öffnung eines Pyran‐Ringes zu den mäßig stabilen Azomethinen (III).
ChemInform Abstract: Inhibition of Cyclic Nucleotide Phosphodiesterases from Pig Coronary Artery by Benzo‐Separated Analogues of 3‐Isobutyl‐1‐methylxanthine.
Authors: SCHNELLER S. W. , IBAY A. C. , MARTINSON E. A. , WELLS J. N.
Published: May 2016

Die im Titel genannten Verbindungen (I) und (II) werden, wie im Formelschema skizziert, hergestellt.
ChemInform Abstract: An Efficient Regioselective Synthesis of 7‐Substituted 1,3‐Dimethyl‐4‐oxo‐4H‐1,3,4‐thiadiazolo[2,3‐c]‐1,2,4‐triazinium Cations.
Authors: MOLINA P. , ALAJARIN M. , NAVARRO F. J.
Published: May 2016

Die Verbindungen (IV) mit den im Titel genannten Kationen werden aus dem Triazin (I) gemäß Formelschema hergestellt.
ChemInform Abstract: Reaction of Acetylenes with Hypophosphorous and Phosphinic Acids.
Authors: NIFANT'EV E. E. , SOLOVETSKAYA L. A. , MASLENNIKOVA V. I. , MAGDEEVA R. K. , SERGEEV N. M.
Published: May 2016

Unterphosphorige Säure reagiert mit den Acetylenen (Ia)‐(Ic) oder (Ie) zu den Alkenphosphinsäuren (II).
ChemInform Abstract: Tetrakis(triethylphosphite)Ni(0). A Catalyst for the Reaction of Arylhalogenides with Trialkylphosphites.
Authors: KRASIL'NIKOVA E. A. , BERDNIK I. V. , SENTEMOV V. V. , SHAGVALEEV F. SH. , ZYKOVA T. V.
Published: May 2016

Die Arylhalogenide (I) reagieren unter Katalyse von Tetrakis‐(triethylphosphit)‐Nickel(0) mit den Trialkylphosphiten (II) zu den Arylphosphonsäureestern (III).
ChemInform Abstract: Reaction of Morpholinesulfenylchloride with Trialkylphosphites.
Authors: MAZIMOVA F. N. , KHAIRULLIN V. K.
Published: May 2016

Das Morpholinsulfenylchlorid (I) reagiert mit den Phosphiten (II) über die Zwischenstufe der Thiophosphate (III) zu den Phosphorsäureestermorpholiden (IV).
ChemInform Abstract: Reactions of N,N‐Bis(chloromethyl)amides with Salts of Di‐ and Trithiophosphoric Acids.
Authors: PROKOF'EVA A. F. , MANAEV S. A. , ALESHNIKOVA T. V. , NEGREBETSKII V. V. , GRAPOV A. F. , MEL'NIKOV N. N.
Published: May 2016

Die Umsetzung der Bis‐(chlormethyl)‐amide (I) mit den Kaliumdithiophosphaten (II) liefert die Thiophosphorylmethylamide (III), mit dem Trithiophosphat (IV) erfolgt Ringschluß zu den Dithiaazaphosporinanen (V).
ChemInform Abstract: Synthesis of 1‐Methoxy‐1‐oxo‐3‐X‐1,3‐dioxa‐2,4‐diphosphaspiro[4.5]decanes.
Authors: GAZIZOV M. B. , ZAKHAROV V. M. , KHAIRULLIN R. A. , MOSKVA A. A.
Published: May 2016

Cyclohexanon (I) reagiert mit Trimethylphosphit (II) und Phosphortrichlorid über die Zwischenstufe (III) zu der Spiroverbindung (IV).
ChemInform Abstract: (Porphyrinato)bis(phthalocyaninato)dilanthanide(III) Complexes Presenting a Sandwich Triple‐Decker‐like Structure.
Authors: MOUSSAVI M. , DE CIAN A. , FISCHER J. , WEISS R.
Published: May 2016

The reaction of the porphyrin derivative with the metal acetates in 1,2,4‐trichlorobenzene (4h, reflux) gave the corresponding mono(porphyrinato)lanthanides.
ChemInform Abstract: Structure and Thermal Reactions of Dihydrogen Complexes: The IR Characterization of M(CO)5(H2) (M: Cr, Mo, and W) and cis‐ Cr(CO)4(H2)2 in Liquid Xenon Solution and the Formation of HD During Exchange of H2 and D2.
Authors: UPMACIS R. K. , POLIAKOFF M. , TURNER J. J.
Published: May 2016

UV photolysis of (I) and H2 in liquid Xe yields (II).
ChemInform Abstract: Chromium(III) Interactions with Nucleotides. Part 2.
Authors: CAMPOMAR J. A. , FIOL J. J. , TERRON A. , MORENO V.
Published: May 2016

The urea‐Cr(III) complex (I) forms with uracil L1, uridine L2, or the nucleotides Na2L3 in ethylacetate medium the new outer sphere complexes (II) and (III) in which L1, L2, and Na2L3 interact with the starting complex through intramolecular hydrogen bonding.
ChemInform Abstract: Reactions of MI2(CO)3(NCMe)2 (M: M0 and W). Part 2. New Synthesis of MI2(CO)3L2 (L: PPh3, AsPh3 and SbPh3) and the Rearrangement of the Bisphosphine Complexes to (PPh3H)(MI3(CO)3(PPh3)) .
Authors: BAKER P. K. , FRASER S. G.
Published: May 2016

Under mild conditions the two acetonitrile ligands in (I) are readily replaced by PPh3, AsPh3, or SbPh3 ligands giving ‐ the derivatives (II).
ChemInform Abstract: Preparation and Properties of [((C6H5)3P)2N]W6Br14 .
Authors: ZIETLOW T. C. , SCHAEFER W. P. , SADEGHI B. , NOCERA D. G. , GRAY H. B.
Published: May 2016

The title compound (II) is prepared by oxidation of the corresponding Cluster (I) by NOPF6 . It crystallizes in the space group P21/n with Z=4.
ChemInform Abstract: Schiff Base Complexes of Rhodium(I) with Tridentate N‐Methyl‐S‐methyldithiocarbazate Ligands.
Authors: GOPINATHAN S. , PARDHY S. A. , GOPINATHAN C.
Published: May 2016

Schiff bases (I) derived from the condensation of β‐diketones with N‐methyl‐S‐methyldithiocarbazates [(Ic) and (Id) (R′: Me) are new] react with the dimer (II) to the dicarbonyl complexes (III).
ChemInform Abstract: Grignard and Hydride Addition to a Ketene Intermediate: A Novel Access to α‐Damascone and α‐Cyclocitral.
Authors: NAEF F. , DECORZANT R.
Published: May 2016

Grignard reaction of the ketene (II) ‐ obtained by a known procedure from (I) ‐ with allyl chloride (III) gives a mixture of the ketone (IVa), α‐damascone (Va), and the carbinol (VI).
ChemInform Abstract: Synthesis of Some Monoterpenols via Cyclopropylcarbinyl Rearrangement.
Authors: MOISEENKOV A. M. , CZESKIS B. A.
Published: May 2016

Condensation of the aldehyde (II) and the Grignard reagents (III) leads to the carbinols (IV).
ChemInform Abstract: Further Syntheses of C‐Branched α‐Deoxycyclitols Starting from 1,6‐Anhydro‐hexopyranoses.
Authors: KLEMER A. , KOHLA M.
Published: May 2016

The altropyranose derivative (Ia) reacts with BuLi (III) or MeLi (IV) to give the cyclitols (II) or (Va) + (Vb) + (VI), respectively.
ChemInform Abstract: Methods for Indole Alkaloid Synthesis: Reactions of N‐Arylsulfonylenamines with Electrophiles.
Authors: MAGNUS P. , PAPPALARDO P. , SOUTHWELL I.
Published: May 2016

The known thiophenylamide (Ia) is converted into the amine (Ib) via the corresponding thiophenylthioamide.
ChemInform Abstract: Reactive 5′‐Substituted Thymidine Derivatives as Potential Inhibitors of Nucleotide Biosynthesis.
Authors: ELLIOTT R. D. , BROCKMAN R. W. , MONTGOMERY J. A.
Published: May 2016

Die 5′‐Desoxythymidine (III) werden aus den Aminen (I) und den Carbonsäurederivaten (II) hergestellt und auf ihre Wirkung als Inhibitoren der Purin‐ und Pyrimidinnucleosid‐metabolisierenden Enzyme untersucht.
ChemInform Abstract: Synthesis of Disodium Prephenate.
Authors: RAMAGE R. , MACLEOD A. M.
Published: May 2016

Wittig reaction between the aldehyde (I) and the phosphonium salt (II) yields a mixture of the dienes (IV).
ChemInform Abstract: Synthesis of the Bacterial Coenzyme Methoxatin.
Authors: MACKENZIE A. R. , MOODY C. J. , REES C. W.
Published: May 2016

The Starting benzaldehydes (V) are prepared from the known ester (I) by general methods.
ChemInform Abstract: Enantioselective Synthesis of Dictyopterene C 6R‐(‐)‐Butyl‐2,5‐cycloheptadiene.
Authors: SCHOTTEN T. , BOLAND W. , JAENICKE L.
Published: May 2016

Aus dem Racemat (I) erhält man mit′ S‐(‐)‐Phenethylamin (II) über eine Spaltung zu (III) das Stereoisomere (IV).
ChemInform Abstract: Effect of Some Additives on the Specific Surface of Alumina Obtained from Aluminum ‐ Ammonium Alum.
Authors: BOGDANOV B. I. , CHOMAKOV IV. , ILIEV Y. , TANEV P.
Published: May 2016

The following additives have been studied: Al(NO3)3 ‐: 9 H20, A1C13‐6 H20, Al(OAc)3, and NH4F. Alumina with specific surface varying from 1 to 135 mz/ g has been obtained after thermal treatment in the range 1273‐ 1423 Kusing these additives.
ChemInform Abstract: Discharge Flow Measurements of the Rate Constants for the Reactions OH + SO2 + He and HOSO2 + O2 in Relation with the Atmospheric Oxidation of SO2.
Authors: MARTIN D. , JOURDAIN J. L. , LE BRAS G.
Published: May 2016

The rate Constants measured in this work are given in the scheme.
ChemInform Abstract: Potassium Promotion of Supported V2O5 Catalysts.
Authors: BAIKER A. , GLINSKI M. , KIJENSKI J. , SHARMA V. K. , WOKAUN A.
Published: May 2016

Samples of V2O5 catalyst supported on Al2O3 and MgO have been impregnated with a methanolic solution of KOMe and the influence of K+ on the catalytic selectivity for MeOH oxidation, which is correlated to the V= Obond strength, has been investigated.
ChemInform Abstract: Synthesis of Open‐Framework Transition‐Metal Phosphates Using Organometallic Precursors in Acidic Media. Preparation and Structural Characterization of Fe5P4O20H10 and NaFe3P3O12.
Authors: CORBIN D. R. , WHITNEY J. F. , FULTZ W. C. , STUCKY G. D. , EDDY M. M. , CHEETHAM A. K.
Published: May 2016

Anovel synthetic procedure, namely the reaction of metal carbonyls with a protonated anion at neutral to acid pH in biphasic water ‐ acetone solution is shown to be applicable to the synthesis of materials isostruc‐ ‐ tural with the iron ‐ manganese phosphate minerals hureaulite and alluaudite.
ChemInform Abstract: Electrosynthesis of Aryl‐2‐propionic Acids from ArCH(CH3)Cl and Carbon Dioxide, Catalyzed by Nickel Complexes.
Authors: FAUVARQUE J. F. , JUTAND A. , FRANCOIS M.
Published: May 2016

2‐Arylpropionsäuren (IV) können durch elektrochemische Carboxylierung von 1‐Ary1‐ l‐halogenethanen (I) in Gegenwart katalytischer Mengen von Nickel‐Komplexen, z.B. des Komplexes aus (II) und (III), synthetisiert werden.
ChemInform Abstract: Double Diels‐Alder Reaction of trans‐3‐Methylene‐1,4‐hexadiene and 1‐Methyl‐3‐methylene‐4‐pentenyl Tosylate.
Authors: KANEMASA S. , SAKOH H. , WADA E. , TSUGE O.
Published: May 2016

The cross‐conjugated triene (V) is accessible in 90% purity (contaminated with stereoisomers) from the Grignard reagent (I) of chloroprene and methyloxirane (II) via the tosylate (IV).
ChemInform Abstract: A Short and General Synthesis of α‐Ketoacylsilanes.
Authors: PAGE P. C. B. , ROSENTHAL S.
Published: May 2016

Aus den Vinylsilanen (I) erhält man bei der Hydroxylierung die Diole (II), die nach Swern zu den Diketonen(III) oxidiert werden können.
ChemInform Abstract: Calcium Fluoride‐Supported Alkali Metal Fluorides. New Reagents for Nucleophilic Fluorine Transfer Reactions.
Authors: CLARK J. H. , HYDE A. J. , SMITH D. K.
Published: May 2016

Bei der Substitution von Benzylbromid (I) mit Kaliumfluorid zu Benzylfluorid (II) wird die Ausbeute an (II) durch einen Zusatz von Calciumfluorid stark erhöht.
ChemInform Abstract: Homolytic C‐Alkylation of Aldoximes.
Authors: CITTERIO A. , FILIPPINI L.
Published: May 2016

Initiiert durch die thermische Zersetzung der Alkylperester (III) werden die Aldoxime (II) von den Cycloalkanen oder cyclischen Ethern (I) zu den Ketoximen (IV) alkyliert, wobei Akzeptor‐Gruppen am Oxim die Reaktion begünstigen.
ChemInform Abstract: Recoupling of 4‐Arylazo‐2‐pyrazoline‐5‐ones with p‐Quinonediimine Cations.
Authors: FANGHAENEL E. + , AKHLAQ M. S. , GROSSMANN N. , WILLSCHER U.
Published: May 2016

Kinetic measurements show that the electronic effects of the substituents in (I) are transferred to the reaction Center.
ChemInform Abstract: A General Method for the Synthesis of Diacetylenic Acids.
Authors: SINGH A. , SCHNUR J. M.
Published: May 2016

Die durch Kupplung der (o‐Bromalkansäuren (I) mit Lithiumacetylid (II) hergestellten Alkincarbonsäuren (III) werden durch Cadiot‐Chodkiewicz‐ Kupplung mit 1‐Iodalkinen (IV) in die Diacetylencarbonsäuren (V) übergeführt.
ChemInform Abstract: A Novel Catalytic Synthesis of Vinyl Carbamates from Carbon Dioxide, Diethylamine, and Alkynes in the Presence of Ru3(CO)12.
Authors: SASAKI Y. , DIXNEUF P. H.
Published: May 2016

In Gegenwart des Ru‐Katalysators Ru3(CO)12 reagieren die Acetylene (I) mit Kohlendioxid (II) und Diethylamin (III) zu den Vinylcarbamaten (IVa), (IVb), (Va), (Vb) und (VIa) und den Vinylacetylenen (VII).
ChemInform Abstract: Improved Preparation of Bicyclopropylidene.
Authors: WEBER W. , DE MEIJERE A.
Published: May 2016

Das nach einem modifizierten Literaturverfahren aus dem Butyrolacton (I) hergestellte Keton (II) wird über den Vinylether (III) in 1‐Hydroxy‐l,l′‐bicyclopropyl (V) übergeführt.
ChemInform Abstract: A New Synthesis of 2‐(6‐Methoxycarbonylhexyl)cyclopent‐2‐en‐1‐one.
Authors: DALCANALE E. , FOA M.
Published: May 2016

Aus 10‐Undecensäureethylester (I) wird über das Oxiran (II) durch Cobalt‐katalysierte Carbonylierung der Dicarbonsäureester (III) hergestellt und durch Polyphosphorsäure zu dem Gemisch des Cyclopentenons (IV) mit dem Cyclohexenon (V) cyclisiert.
ChemInform Abstract: Catalytic Oxidation of Di‐tert‐butylphenol by Molecular Oxygen Electroassisted by Manganese‐Porphyrin Fixed on Zeolite.
Authors: DE VISMES B. , BEDIOUI F. , DEVYNCK J. , BIED‐CHARRETON C. , PERREE‐FAUVET M.
Published: May 2016

Der an Zeolith fixierte Mangan(III)‐Porphyrin‐Katalysator (II) wird elektrochemisch zum entsprechenden Mn(II)‐Katalysator reduziert, und dieser vermag dann (I) in Gegenwart von Sauerstoffin (III) und (IV) zu überführen, wobei er selbst wieder in (II) übergeht.
ChemInform Abstract: Sterically Hindered Oligopyrocatechines.
Authors: DZUTSEVA S. G. , GORDINSKII B. YU. , KLIMOV E. S. , BUMBER A. A. , OKHLOBYSTIN O. YU.
Published: May 2016

Aus Brenzcatechin (I) und Aceton werden die Oligobrenzcatechine (II) erhalten, die mit tert.‐Butanol in Gegenwart von Zinkchlorid zu den Bis‐tert.‐butyl‐Derivaten (III) alkyliert werden.
ChemInform Abstract: Synthesis and Antifungal and Antibacterial Activities of Some 5‐(Dihydrocinnamoyl)dihydrochalcones.
Authors: AHLUWALIA V. K. , KAILA N. , BALA S.
Published: May 2016

The compounds (VI) are obtained as described and hydrogenated to give the title compounds (VII).