bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: Kinetics and Mechanism of Electron Transfer to Transition‐Metal Complexes by Photochemically Produced Tris(bipyridyl)ruthenium(1+) Ion.
Authors: CONNOLLY P. , ESPENSON J. H. , BAKAC A.
Published: May 2016

Rate constants are determined for the one‐electron reduction of Cr(H2O)ä+ , the organochromium cations (I), the substituted pyridine complexes (II), the cobalt(III) amine complexes (IV), and miscellaneous species including Ybäg′ and (III).
ChemInform Abstract: Oligophosphine Ligands. Part 20. Reduction of Carbon Dioxide by the Trisphosphinerhodium(I) Complex RhCl(t‐BuP(CH2CH2CH2PMe2)2).
Authors: DAHLENBURG L. , PRENGEL C. , HOECK N. +
Published: May 2016

The title Rh triphosphine Complex (III) interacted with CO2 to yield the mer compound (IV), which crystallizes in the space group P21/n with Z=4.
ChemInform Abstract: Asymmetrie Hydrosilylation of Acetophenone with Rhodium Complexes of Optically Active Schiff Bases.
Authors: KINTING A.
Published: May 2016

The Schiff bases (I)‐(IV) were prepared by reaction of methylamine hydrochloride in toluene or benzene with the corresponding aldehyde or diketone.
ChemInform Abstract: An Approach to Isoindole Skeleton via ortho Palladation.
Authors: RYABOV A. D. , SAKODINSKAYA I. K. , DVORYANTSEV S. N. , ELISEEV A. V. , YATSIMIRSKY A. K. , KUZ'MINA L. G. , STRUCHKOV YU. T.
Published: May 2016

Aus den Benzylamin‐ Palladium‐Komp1exen(I) werden mit Methylvinylketon (II) Gemische der Verbindungen (III)‐(V) gebildet.
ChemInform Abstract: Kinetics of Ligand Substitution in PIatinum(II) Complexes: A Study on the Concept of Nucleophilic Discrimination.
Authors: BECKER M. , ELIAS H.
Published: May 2016

The Pt complexes (I) and (II) have been prepared by reaction of PtClz ′with the Schiff bases in DMSO in the presence of Na2CO3 followed by metathesis with AgNO3 to exchangc the coordinated Cl (no yields given).
ChemInform Abstract: Ligating Properties of Platinum(II) Ions in Mixed‐Metal (Pt2M) Trimers (M: Cu(II), Ni(II), Co(II), Fe(II)).
Authors: GOODGAME D. M. L. , HITCHMAN M. A. , LIPPERT B.
Published: May 2016

The electronic reflectance spectra in the range 500‐ 1500 nm of the trimers (Ia), (Ib) and (II) are analyzed by using a set of metalligand bonding parameters which produce calculated excited‐state energies in good agreement with the observed electronic spectra of the analogous Ni(‐II), Co(II), and Fe(II) complexes (Ic).
ChemInform Abstract: Asymmetrie Total Synthesis of (+)‐Pentalenene via Chiral Sulfinylallyl Anions.
Authors: HUA D. H.
Published: May 2016

The Synthesis of the title compound (XIII) is carried out starting from (I) as shown in the scheme: The racemate (V) is resolved, and addition of the sulfinylallyl anion, derived from the reaction of 2 equiv. of the sulfoxide (VII) with LDA, to the enantiomer (VI) leads to the sulfoxide (VIIIa).
ChemInform Abstract: Microbiological Transformations. Part 8. Microbiological Transformations of 3β‐Substituted D‐Homo‐5α‐androstan‐17a‐ones and ‐17‐ones with the Fungus Cunninghamella elegans.
Authors: CAMPBELL S. A. , CRABB T. A. , WILLIAMS R. O.
Published: May 2016

Title reactions of the keto steroids (I), (IV), (VI) and (VIII) give the hydroxylated products shown in the scheme.
ChemInform Abstract: Synthesis of Peptides with α,β‐Dehydroamino Acids. Part 5. Coupling Experiments with C‐Terminal Dehydrophenylalanine and Dehydroalanine Residues.
Authors: MAKOWSKI M. , RZESZOTARSKA B. , KUBICA Z. , PIETRZYNSKI G. , HETPER J.
Published: May 2016

The N‐ protected model dipeptides (I) or (VI) couple with glycine esters (II) or (VII) after activation using either the methods (A), (B), (C) or (D) to give the tripeptides (III) or (VIII), respectively (the method which gives the best yield is indicated in the legends to the scheme).
ChemInform Abstract: Reactions of an Electrophilic Glycine Cation Equivalent with Grignard Reagents.
Authors: CASTELHANO A. L. , HORNE S. , BILLEDEAU R. , KRANTZ A.
Published: May 2016

Das aus dem geschützten Aminosäureester (I) erhaltene Glycin‐Kation reagiert mit den Grignard‐Verbindungen (II) zu den Substitutionsprodukten (III); in gleicher Weise erhält man das Peptid (IV).
ChemInform Abstract: Syntheses of Pure Enantiomers of erythro‐1,2,3‐Pentanetriol and Their 1‐Bromo‐ and 1‐Tosyloxy Derivatives.
Authors: YUSUFOGLU A. , ANTONS S. , SCHARF H.‐D.
Published: May 2016

Reaction of 2‐deoxy‐D‐ribose (I) with 1,2‐ethanedithiol (II) yields the mercaptal (II), which undergoes desulfurization under mild conditions to give the D‐pentanetriol (IVa).
ChemInform Abstract: A Convenient Method for the Selective Acylation of Guanine Nucleosides.
Authors: MATSUDA A. , SHINOZAKI M. , SUZUKI M. , WATANABE K. , MIYASAKA T.
Published: May 2016

Die selektive Acylierung der Guanin‐Nucleoside (I) gelingt mit den Carbonsäureanhydriden (II) in Acetonitril/Triethylamin in Gegenwart von 4‐Dimethylaminopyridin.
ChemInform Abstract: Total Synthesis of the (+)‐Pheromone of the Male Swift Moth Hepialus hecta L.
Authors: DESHONG P. , LIN M.‐T. , PEREZ J. J.
Published: May 2016

Aus dem Keto‐ester (I) erhält man auf enzymatischem Wege in sterisch einheitlicher Form das (S)‐Carbinol (II), das nach Silylierung zu dem Aldehyd (III) reduziert wird.
ChemInform Abstract: Hydrogen‐Deuterium Exchange During Propylene Epoxidation by Cytochrome P‐ 450.
Authors: GROVES J. T. , AVARIA‐NEISSER G. E. , FISH K. M. , IMACHI M. , KUCZKOWSKI R. L.
Published: May 2016

Using the labeled and unlabeled propylenes (I) and cytochrome P‐450/cytochrome P‐450 reductase, it is shown that the epoxidation of (Ia) in H2O by a reconstituted cytochrome P‐450 system (A) proceeds with significant loss of the deuterium label; this apparent deuterium exchange is confirmed by the runs performed with (Ib) in D2O which gives trans‐1‐deuteriopropylene oxide.
ChemInform Abstract: Analytical Use of Luminescence Induced Ultrasonically in Solution.
Authors: KOMATSU T. , OHIRA M. , YAMADA M. , SUZUKI S.
Published: May 2016

Reaction of luminol in an alkaline solution with reactive species, generated ultrasonically from water, results in an intense light emission.
ChemInform Abstract: Phase Relationships in the Uranium‐Palladium‐Sulfur System. Part 2. Characterization and Crystal Structure of UxPd3S4 (0.9 < x < 1).
Authors: DAOUDI A. , NOEL H.
Published: May 2016

The title compound, prepared by annealing stoichiometric amounts of U82, Pd and S at 900°C for 24 h, Crystallizes in the cubic system (Pm3n, a = 6.639 Å) with a platinum bronze type structure.
ChemInform Abstract: 19F NMR of the Solid Solution K1‐xBixF1+2x (0.50 ⩽ x ⩽ 0.70) and the Ordered Phase KBi3F10.
Authors: LABORDE P. , VILLENEUVE G. , REAU J. M. , HAGENMULLER P.
Published: May 2016

It is shown that the number of mobile F′ ions in the title compounds increases with temperature.
ChemInform Abstract: Surface Reconstruction in Electrochemistry: Au(100)‐(5 x 20), Au(111)‐(1 x 23) and Au(110)‐(1 x 2).
Authors: KOLB D. M. , SCHNEIDER J.
Published: May 2016

Electrodes with reconstructed surfaces, prepared by the so‐called flame treatment, have been investigated by ex situ RHEED, cyclic voltamnietry and capacitance measurements.
ChemInform Abstract: Real‐Time Neutron Powder Diffraction: A Technique for the Study of Solid State Reactions.
Authors: PANNETIER J.
Published: May 2016

It is demonstrated that high flux/medium resolution powder diffractometers equipped with position sensitive detectors (PSD′s) can be used to study transient phenomena such as heterogeneous chemical reactions.
ChemInform Abstract: Role of NO in Inhibiting CO Oxidation Over Alumina‐Supported Rhodium.
Authors: OH S. H. , CARPENTER J. E.
Published: May 2016

Rate measurements in C0 ‐ NO ‐ 02 mixtures with the Rh/ Al2O3 catalyst have shown, that even small amounts of NO prevent t‐he C0 ‐ 02 reaction until the extent of the C0 ‐ NO reaction becomes significant, resulting in the simultaneous onset of both reactions near the lightoff temp. for the C0 ‐ NO reaction.
ChemInform Abstract: SiO2‐Supported Ru ‐ Cu Catalysts: A TPR Study.
Authors: DAMIANI D. E. , PEREZ MILLAN E. D. , ROUCO A. J.
Published: May 2016

TPR results of Ru ‐ Cu catalysts prepared from the metal nitrates indicate the presence of only bimetallic particles in these catalyst although previously performed H2‐CITCUÜSOTPÜOU and catalytic activity measurements suggest a low degree of contact between the metals.
ChemInform Abstract: Photolysis of the N = N Bond in Trioxodinitrate: Reaction Between Triplet NO‐ and O2 to Form Peroxonitrite.
Authors: DONALD C. E. , HUGHES M. N. , THOMPSON J. M. , BONNER F. T.
Published: May 2016

The photochemical decomposition of Na2N2O3 has been investigated in either O2‐ or N2‐saturated solution, using a low pressure Hg lamp.
ChemInform Abstract: Transition Metal Peroxofluoro Complexes. Part 7. Peroxofluorokryolithes A3Ti(O2)F5 (A: K, Na) and K2NaTi(O2)F5.
Authors: SCHMIDT R. , PAUSEWANG G.
Published: May 2016

The title compounds have been prepared from TiO2/H F or aqueous TiF4 solutions (pH 4.5‐6) by addition of H2O2 and AOH/AF (A: K, Na).
ChemInform Abstract: New Reagents. Part 39. Optimization of the Diastereo‐ and Aldehyde Selectivity of Homer‐Type Reagents by Modification of the Structure.
Authors: KAUFFMANN T. , SCHWARTZE P.
Published: May 2016

The ortho‐substituted butyldiphenylphosphane oxides (IIIb) and (IIIc) are obtained from the dichlorophosphane (I) whereas (IIIa) is already known.
ChemInform Abstract: Enantioselective Diastereospecific Synthesis of anti‐α‐Alkyl‐β‐hydroxy Esters Through Cuprate Opening of Glycidic Esters.
Authors: MULZER J. , LAMMER O.
Published: May 2016

The epoxy esters (V) are easily available from the aldehydes (I) in five routine steps via (III) without any need for ex‐ tensive purification of the intermediates.
ChemInform Abstract: A Novel Nucleophilic Substitution of the Formyl Group in p‐Nitrobenzaldehyde with Some Carbanions.
Authors: IWASAKI G. , SAEKI S. , HAMANA M.
Published: May 2016

Die Umsetzung von p‐Nitrobenzaldehyd (I) mit den aktiven Methylenverbindungen (II) führt bei den angegebenen Reaktionsbedingungen unter nucleophilem Austausch der Formylgruppe direkt zu den Substitutionsprodukten (III); nur in Ausnahmefällen erhält man auch die Aldole (IV).
ChemInform Abstract: Reactions of Geminal Dithiolates with (Z)‐1,4‐Dichloro‐but‐2‐ene.
Authors: RUDORF W.‐D. , SCHWARZ R. , AUGUSTIN M.
Published: May 2016

The dithiolates (II) (not isolated) react with (Z)‐1,4‐dichloro‐but‐2‐ene to give the vinyldithiolanes (III), whereas the reactions of the dithiolanes (V), obtained from CS2 and the malonic acid derivatives (IV), with the dichlorobutene lead to the dihydrodithiepines (VI).
ChemInform Abstract: Reactions of N‐(1‐Trifluoromethyltrifluoroethylidene)‐2‐trifluoromethyl‐3,3,3‐trifluoropropionylamide with Furan and Pyrrole.
Authors: KRYUKOVA L. YU. , KRYUKOV L. N. , SOKOL'SKII G. A.
Published: May 2016

The title compound (I) adds to furan (IIa) or to pyrrole (IIb) to form the adducts (III) in high yields.
ChemInform Abstract: 1,2‐ and 1,4‐Addition in the Reactions of Carbonyl Compounds with 1,3‐Butadiene Induced by Cerium(IV) Ammonium Nitrate.
Authors: BACIOCCHI E. , RUZZICONI R.
Published: May 2016

Die Umsetzung der Ketone (I) bzw. (VI) mit 1,3‐Butadien (II) und Cerammoniumnitrat (III) führt zu den Nitraten (IV) und (V) bzw. (VII) bis (IX).
ChemInform Abstract: Studies on Heterocyclic Enamines: New Synthesis of Pyrano[2,3‐b]pyridine, Pyrano[2,3‐d]pyrimidine and Pyrano[2,3‐c]pyrazole Derivatives.
Authors: ABED N. M. , IBRAHIM N. S. , ELNAGDI M. H.
Published: May 2016

Reaction of the pyran (III) with malononitrile (II) yields either the adduct (I) or the fused product (IV).
ChemInform Abstract: Regioselectivity of 1,3‐Dipolar Cycloadditions Controlled by Remote Substitution and Lewis Acid Catalysts.
Authors: PLUMET J. , ESCOBAR G. , MANZANO C. , ARJONA O. , CARRUPT P.‐A. , VOGEL P.
Published: May 2016

1,3‐Dipolare Cycloaddition des Nitriloxids (I I) an die Oxanorbornene (I) führt zu Gemischen der isomeren Cycloaddukte (III) und (IV) ‐ in den im Formelschema angegebenen Mengenverhältnissen.
ChemInform Abstract: Diols as Effective Cocatalysts in the Phase Transfer Catalyzed Preparation of 1‐Alkynes from 1,2‐Dihalides.
Authors: DEHMLOW E. V. , THIESER R. , SASSON Y. , NEUMANN R.
Published: May 2016

The bis‐elimination of HBr from (I) to give (II) is accelerated by the addition of a diol, e.g. DHD, to the catalyst/base system [reaction diagrams for the transformation of (Ia) and its dichloro analogue with and without addition of pinacol as cocatalyst].
ChemInform Abstract: Synthesis of 4‐Aroyl‐4,5‐dihydro‐2(3H)‐furanones and Their Reactions with Some Nucleophiles.
Authors: SHAMS N. A. , HAMED A. A. , DONIA S. G. , SHAKER S. A.
Published: May 2016

Aus den Keto‐carbonsäuren (I) entstehen bei der alkalischen Kondensation mit den Aldehyden (II) die Lactone (III) neben geringen Anteilen der Olefine (IV).
ChemInform Abstract: Allylsilane‐Initiated Cyclopentane Annulations.
Authors: MAJETICH G. , DESMOND R. W. JUN. , SORIA J. J.
Published: May 2016

Die intramolekulare Addition der Allylsilangruppe an ouß‐ungesättigte Ketone unter Katalyse von Tetrabutylam‐ moniumfluorid (II) führt im Falle der Cyclohexenone (I) mit hoher Selektivität zu den Bicyclen (III).
ChemInform Abstract: Rearrangement of 4H‐1,2,4‐Triazolium Salts to 4‐Acyl‐5‐aminoimidazoles.
Authors: RENTZEA C. N.
Published: May 2016

Instead of the expected triazolium ylide the enolic cyanoformamidine (IIa) is obtained from the triazolium salt (Ia) with NaH in DMF at 20°C. (IIa) cyclizes to give the Thorpe product (IIIa).
ChemInform Abstract: 4b,10b‐Dihydrochrysene, a New Dibenzo(CH)10 Hydrocarbon.
Authors: BANCIU M. , ELIAN D. , ELIAN M. , STANESCU L. , CIORANESCU E.
Published: May 2016

Das aus Benzobarrelen und Dehydrobenzol gebildete Addukt (I) wird thermisch zu dem Dihydrochrysen (II) neben geringen Mengen an Chrysen (III) gespalten.
ChemInform Abstract: Reduction of Ketones by Tributyltin Hydride: The Effect of High Pressure on Steric Hindrance and Rearrangement Processes.
Authors: DEGUEIL‐CASTAING M. , RAHM A. , DAHAN N.
Published: May 2016

Die Reduktion der sterisch gehinderten Ketone (I) mit Tributylzinnhydrid führt unter hohen Drücken ohne Zusatz von Radikalstartern oder Lewis‐Säure zu den Alkoholen (III).
ChemInform Abstract: Organic Gas‐Solid Reactions: Additions of HX to N‐Vinylphthalimide and Substitutions of Its Hydrate.
Authors: KAUPP G. , MATTHIES D.
Published: May 2016

With the gases HX, the crystalline phthalimide (I) forms the addition products (II) rapidly ( 30min) without intermediate melting.
ChemInform Abstract: 1,3‐Thiazines. Part 33. Oxidations of Carbamothioates. Part 7.
Authors: HANEFELD W. , GUENES Z. E. +
Published: May 2016

Aus den cyclischen Thiourethanen (I) erhält man mit Nitrit/ Säure oder mit Salpetersäure die Carbonylderivate (II).
ChemInform Abstract: Electrophilic Asymmetric Syntheses of α‐Hydroxy Carboxylic Acids.
Authors: LUDWIG J. W. , NEWCOMB M. , BERGBREITER D. E.
Published: May 2016

Die aus Hydroxy‐carbonsäuren erhaltenen Amide (I) und (IV) werden nach Metallierung selektiv zu den entsprechenden optisch aktiven Substitutionsprodukten (III) bzw. (V) alkyliert.
ChemInform Abstract: The Diphenylboryl Hexachloroantimonate Promoted Friedel‐Crafts Acylation Reaction.
Authors: MUKAIYAMA T. , NAGAOKA H. , OSHIMA M. , MURAKAMI M.
Published: May 2016

Mit den Diphenylborverbindungen (IV) und vor allem (V) als Katalysator gelingt die Friedel‐Crafts‐Acylierung der reaktiven Aromaten (I) zu den Ketonen (VI); als Acylierungsmittel sind außer den Säurechloriden (II) und den ‐anhydriden (III) auch die Acylenolate (VII) geeignet.
ChemInform Abstract: Preparation of Cyclic Carbonates and 2‐Oxazolidones Using Di‐2‐pyridyl Carbonate.
Authors: KIM S. , KO Y. K.
Published: May 2016

Reaktion des Dipyridylcarbonats (I) mit den Diolen (II) und (VI), den Aminoalkoholen (VIII) sowie den o‐Aminophenolen (X) liefert in hohen Ausbeuten die cyclischen Carbonate (III) bzw. (VII) sowie die Oxazolidone (IX) bzw. (XI).
ChemInform Abstract: Novel Sulfur‐Bridged Three‐Membered Ring Compounds of the Type of the Dianion Sulfides and of the Thiocarbonyl Ylides.
Authors: KAISER F.‐J. , OFFERMANN G. , SEITZ G.
Published: May 2016

The title compounds (III) and (VI) (stable towards light and air; discussion of 13C NMR, IR and mass spectra) are prepared by reaction of (II) with (I) to give (III) or with (V) to afford (VI).
ChemInform Abstract: Enantioselective Carboxylation of a Prochiral Enolate in the Presence of a Chiral Lithium Amide.
Authors: HOGEVEEN H. , MENGE W. M. P. B.
Published: May 2016

Das aus (Ia) erhaltene Lithiumamid (Id) wird mit 2,2,6‐Trimethyl‐cyclohexanon (II) zum Enolat (III) umgesetzt und weiter zu (IV) carboxyliert und verestert.
ChemInform Abstract: Synthesis and Dynamic Properties of Substituted Cyclohepta[ef]heptalenes.
Authors: HAFNER K. , KNAUP G. L. , LINDNER H. J.
Published: May 2016

The reaction of tetrahydroaceheptylenes (II) with the acetylenic diester leads to the heptalene derivatives (III) and (IV).
ChemInform Abstract: Alkylated Perepoxides: Peroxonium vs. Phenonium Intermediates from β‐Haloalkyl tert‐Butyl Peroxides and Silver Trifluoroacetate.
Authors: BLOODWORTH A. J. , BOWYER K. J. , MITCHELL J. C.
Published: May 2016

Die aus entsprechenden Olefinen durch Peroxymercurierung und anschließende Iododemercurierung hergestellten Peroxy‐iodide (I) werden in Gegenwart von Silbertrifluoracetat (II) zu den Produkten (III)‐(V) oder (VI) bzw. (VII) umgesetzt.
ChemInform Abstract: Reaction of Azibenzils with Nonafluorobutanesulfonic Anhydride.
Authors: LORENZ W. , MAAS G.
Published: May 2016

Reaction of the azibenzils (I) with the sulfonic anhydride (II) yields mainly the (E)‐(IV) and (Z)‐(V)vinylene bissulfonates as well as the benzils (VI).
ChemInform Abstract: 9b‐Methyl‐9bH‐benz[cd]azulene ‐ a Novel Antiaromatic 12π‐Electron System.
Authors: HAFNER K. , KUEHN V. +
Published: May 2016

The title compound (III), which is prepared in accordance with the scheme, exhibits a localized 12π electron system (1H NMR, UV/VIS).
ChemInform Abstract: Derivatives of Naphthalene‐1,4,5,8‐tetracarboxylic Acid. Part 6. Reactions of 1,6‐and 1,8‐Pyrenequinones with Aliphatic Alcohols.
Authors: CHESNOVSKII V. S. , SHIGALEVSKII V. A.
Published: May 2016

1,6‐Pyrenequinone (I) and 1,8‐pyrenequinone (V), in the presence of Lewis acids or conc. H2SO4, react with the aliphatic alcohols (II) to yield the monoalkoxy derivatives (III) or (VI) and the dialkoxy derivatives (IV) or (VII).
ChemInform Abstract: Synthesis of 5,8‐Dimethoxy‐1‐naphthoic Acid and 1,4‐Dimethoxy‐7,12‐dimethylbenz[a]anthracene.
Authors: NEWMAN M. S. , KHANNA V. K.
Published: May 2016

Auf dem im Formelschema angegebenen Weg werden die Di‐methoxynaphthoesäure‐Derivate (IV) sowie das Benzanthracen‐Derivat (VII) hergestellt.
ChemInform Abstract: Pentaphene via 1,2‐Anthracyne: An Application of Repeated Aryne‐Isobenzofuran Methodology.
Authors: CAMENZIND R. , RICKBORN B.
Published: May 2016

Auf dem im Formelschema angegebenen Weg wird durch stufenweise Addition des Isobenzofurans (II) an die aus (III) bzw. (VII) gebildeten Arinedas Pentaphen (IX) aufgebaut.
ChemInform Abstract: A Simple Synthesis of Azabicyclo[1.1.0]butane Sulfones and Sulfoxides.
Authors: CALET S. , ALPER H.
Published: May 2016

Aus den 3‐Aryl‐2H‐azirinen (I) entstehen mit den Chlormethylverbindungen (II) über die Zwischenstufen (III) die Azabicyclobutan‐sulfone und ‐sulfoxide (IV).
ChemInform Abstract: Highly Stereoselective Synthesis of cis‐ and trans‐4‐Benzoyl‐2‐oxoazetidines.
Authors: ALCAIDE B. , DOMINGUEZ G. , ESCOBAR G. , PARRENO U. , PLUMET J.
Published: May 2016

Addition der aus den Säurechloriden (I) mit Triethylamin in situ erzeugten Ketene (V) an die Iminoketone (II) liefert ausschließlich die cis‐β‐Lactame (III), die durch Basen teilweise oder vollständig zu den trans‐β‐Lactamen (IV) isomerisiert werden.
ChemInform Abstract: A Facile One‐Step Synthesis of 4‐Aminoindoles from 5‐Halo‐4‐oxo‐ 4,5,6,7‐tetrahydroindoles.
Authors: MATSUMOTO M. , ISHIDA Y. , HATANAKA N.
Published: May 2016

Reaktion der 5‐Chlor‐4‐oxo‐tetrahydroindole (I) mit Aminen (II) bzw. Ammoniumacetat liefert die 4‐Aminoindole (III).
ChemInform Abstract: Regioselective [2,3]Sigmatropic Rearrangement to the Pyrrolo[3,2‐e]indole Ring System of CC‐1065.
Authors: WARPEHOSKI M. A. , BRADFORD V. S.
Published: May 2016

Aus dem Amino‐indol (I) erhält man über das Ylid (II) das Umlagerungsprodukt (III), das nach Cyclisierung zu (IV) in das Pyrroloindol (V) übergeführt werden kann.
ChemInform Abstract: [2‐(Trimethylsilyl)ethoxylmethyl (SEM) as a Novel and Effective Imidazole and Fused Aromatic Imidazole Protecting Group.
Authors: WHITTEN J. P. , MATTHEWS D. P. , MCCARTHY J. R.
Published: May 2016

Die Imidazole (I) werden mit SEM‐Cl (II)in die SEM‐Derivate (III) übergeführt, die in die Substitutionsprodukte (IVa) und(V) übergeführt werden.
ChemInform Abstract: Reaction of 6H‐6‐Oxo‐3(or 5)‐halogenoanthra[1,9‐cd]isoxazoles with Inorganic Nucleophiles.
Authors: GORNOSTAEV L. M. , ZEIBERT G. F.
Published: May 2016

The title compounds (I) and (III) react with NaN3 or KF in the presence of crown ether to afford the azides (II) and (IV) or the fluoride (V) by nucleophilic substitution of the halogen atoms.
ChemInform Abstract: Dipolar Cycloaddition Reaction of (Phenylsulfonyl)propadiene with Nitrones and Alkylation Studies of the Cycloadducts.
Authors: PADWA A. , CARTER S. P. , CHIACCHIO U. , KLINE D. N.
Published: May 2016

Das Allensulfon (I) reagiert mit den Nitronen (II) zu den Cycloaddukten (III), die thermisch zu (IV) isomerisieren.
ChemInform Abstract: The Synthesis of 2‐Phenyl‐3‐nitro‐3,4‐dihydro‐2H‐1‐benzopyrans.
Authors: VARMA R. S. , KADKHODAYAN M. , KABALKA G. W.
Published: May 2016

Selektive Boranat‐Reduktion der aus den Salicylaldehyden (I) und den β‐Nitrostyrolen (II) hergestellten 3‐Nitrochromene (III) liefert die Nitrochromane (IV).
ChemInform Abstract: Conversion of 4,5,6‐Triaryl‐2‐pyranamines and 4,6‐Diaryl‐5‐benzoyl‐2‐ pyranamines into Pyrones, Pyridones and Pyridines.
Authors: QUINTEIRO M. , MARTIN N. , SEOANE C. , SOTO J. L.
Published: May 2016

Die Aminopyrane (III) reagieren mit Nitrosylschwefelsäure (II) bzw. Ammoniumacetat in Essigsäure zu den α‐Pyranonen(I) bzw. zu den 2‐Aminopyridinen (IV).
ChemInform Abstract: The Stereochemistry of 2,6‐Di‐tert‐butyl‐1,2,5,6‐tetrahydropyridine and cis‐ and trans‐2,6‐Di‐tert‐butylpiperidine.
Authors: FRANCIS R. F. , COLLING E. L. JUN.
Published: May 2016

Die Umsetzung von Pyridin (I) mit tert.‐Butyllithium (II) führt zum Tetrahydropyridin (III), das zum trans‐substituierten Piperidin (IV) hydriert wird.
ChemInform Abstract: Platelet Aggregation Inhibiting and Anticoagulant Effects of Oligoamines.
Authors: REHSE K. , WERNER U.
Published: May 2016

Zur Untersuchung ihrer pharmakologischen Eigenschaften werden die Piperidinylmethylamine (IV), (V), (VI) und (IX) hergestellt.
ChemInform Abstract: Cyclization Reactions of Nitriles. Part 19. Synthesis and Reactions of Derivatives of 2‐Oxo‐ and 2‐Thioxo‐2,5,6,7‐tetrahydro‐1H‐pyridines.
Authors: SHESTOPALOV A. M. , SHARANIN YU. A.
Published: May 2016

The reaction between 2,5‐dibenzylidenecyclopentanone (I) and cyanoacetamide (IIa) or cyanothioacetamide (IIb) yields the title compounds (IIIa) or (IIIb).
ChemInform Abstract: Synthesis of 1,4‐Oxathiins and 5,6‐Dihydro‐1,4‐oxathiins.
Authors: MATTAY J. , DITTMER C.
Published: May 2016

Die aus den α‐Halogenketonen (II) erhaltenen Oxathiolane (III) bzw. (VI) reagieren mit Kalium‐tert.‐butylat in DMSO unter Ringerweiterung zu den 1,4‐Oxathiinen (IV) bzw. den Dihydrooxathiinen (VII).
ChemInform Abstract: Synthesis of 8H‐1,2,4‐Triazolo[4,3‐a]perimidines
Authors: BURKHARDT U. , JOHNE S.
Published: May 2016

2‐Hydrazinoperimidine (III) reacts with the carboxylic acids (IV) to give the title compounds (Va)‐(Vd).
ChemInform Abstract: Synthesis and Some Reactions of 3‐Methyl‐4‐aryl‐1‐phenyl‐1H‐pyrazolo[3,4‐d]pyrimidine‐6‐thiols.
Authors: METWALLY S. A. , YOUNES M. I. , METWALLY M. A.
Published: May 2016

The pyrazolopyrimidine derivatives (III) are synthesized by the reaction of thiourea (II) with the pyrazolinones (I).
ChemInform Abstract: A Novel Ring Contraction of Lumazines to Theophyllines.
Authors: SUGIMOTO T. , NISHIOKA N. , MURATA S. , MATSUURA S.
Published: May 2016

Reduktion der Lumazine (I) mit aktiviertem Aluminium in wäßrig‐methanolischem Ammoniak liefert unter Ringverengung die Theophylline (II).
ChemInform Abstract: A Facile Synthesis of 4‐Aryl‐2H‐1,4‐benzothiazin‐3(4H)‐ones: Reaction of N,N‐Di‐ arylacetamides with Thionyl Chloride.
Authors: KONISHI H. , TAKISHITA M. , KOKETSU H. , OKANO T. , KIJI J.
Published: May 2016

N,N‐Diarylacetamide (I) cyclisieren beim Erwärmen mit Thionylchlorid zu den Dichlorbenzothiazinonen (II), aus denen mit Methanol die gem‐Dimethoxy‐Derivate (III) erhalten werden.
ChemInform Abstract: Cyclopiperazines: A New Approach to Chiral Macrocyclic Receptors.
Authors: LARKINS H. L. , HAMILTON A. D.
Published: May 2016

Piperazin(Ia) wird nach Umwandlung in (Ib) mit dem Dicarbonsäurechlorid (II) zu (IIIa) acyliert und dann zu dem freien Bis‐amin (IIIb) gespalten.
ChemInform Abstract: Novel Formation of 11,12‐Dihydro‐6H‐quino[2,3‐b][1,5]benzodiazepines: Reaction of 2‐Chloroquinoline‐3‐carbaldehydes with o‐Phenylenediamine.
Authors: BHANUMATHI N. , RAO K. R. , SATTUR P. B.
Published: May 2016

Die Aldehyde (I) kondensieren mit o‐Phenylendiamin (II) zu Gemischen aus den Benzimidazolen(III) und den chromatographisch nicht trennbaren Benzodiazepinen (IV) und Di‐hydrobenzodiazepinen (V).
ChemInform Abstract: Synthesis and Conformation of 1‐Methyl‐3,4‐benzo‐7‐thia‐2‐azabicyclo‐[3.3.1]nonane 7‐Oxide.
Authors: TERADA Y. , TAKEUCHI I. , HAMADA Y.
Published: May 2016

Die Chinaldine (I) reagieren mit dem aus DMSO und NaH erzeugten Methylsulfinylmethyl‐Carbanion zu den im Titel genannten Verbindungen (II).
ChemInform Abstract: Chemistry of Boron. Part 173. Salts of the Bis(diisopropylamino)boron(1+) Cation.
Authors: NOETH H. + , RASTHOFER B.
Published: May 2016

The reaction of (I) with aluminum and gallium tribromide produces stable salts(II) of the title boron cation.
ChemInform Abstract: A Practical Synthesis of (Dichloromethyl)‐ and (1,l‐Dichloroethyl)boronic Esters.
Authors: MATTESON D. S. , HURST G. D.
Published: May 2016

Addition of lithium diisopropylamide to a mixture of the dichloroalkanes (I) and borates (II) in THF at temp. between ‐ 78 and 0 °C leads to formation of (dichloro‐alkyl)lithium and its capture by the borate ester.
ChemInform Abstract: Functionalized Silica Gel as a Support for Solid‐Phase Organic Synthesis.
Authors: KEANA J. F. W. , SHIMIZU M. , JERNSTEDT K. K.
Published: May 2016

Das modifizierte Silicagel (Ia) wird zum Säurechlorid (Ib) umgesetzt, das als Festphasen‐Reagens eingesetzt wird.
ChemInform Abstract: Reaction of 1‐Trimethylsilylcyclopropyllithium Derivatives with Dichloromethyl Methyl Ether. A Novel Synthesis of Cyclopropyl Silyl Ketones.
Authors: NAKAJIMA T. , TANABE M. , OHNO K. , SEGI M. , SUGA S.
Published: May 2016

Die Umsetzung der Trimethylsilylcyclopropyl‐lithiumverbindungen (II) mit Dichlormethylmethyl‐ether führt über eine intramolekulare 1,2‐Siliciumverschiebung zu einem Gemisch der Cyclopropylsilyl‐ketone (III) und der Cyclopropane (IV).
ChemInform Abstract: The Reaction of α‐Phosphorylated Carbonyl Compounds with Amino Alcohols.
Authors: MOSKVA V. V. , SITDIKOVA T. SH. , ZYKOVA T. V. , ALPAROVA M. V. , SHA'VALEEV F. SH.
Published: May 2016

Die α‐Phosphoryl‐Carbonylverbindungen (I) reagieren mit den Aminoalkoholen(II) zu den Enaminen (III).
ChemInform Abstract: Phosphorus Compounds with Unusual Coordination. Part 13. Trapping Reactions of Phenyl Thioxophosphane by [4 + 1| Cycloaddition with o‐Quinones.
Authors: HUSSONG R. , HEYDT H. , REGITZ M.
Published: May 2016

The title compound Ph ‐ P= S, generated by thermal cycloreversion from (I) along with the corresponding dihydropyridazinedicarboximide, is trapped by the o‐quinones (II) to afford the [4 + 1] cycloadducts (IIIa)‐(IIIe).
ChemInform Abstract: Synthesis of 5‐Hydroxytryptamine‐Substituted Hexachlorocyclotriphosphazenes.
Authors: POPOVA G. V. , ALAPISHVILI E. G. , VORONTSOV E. D. , KIREEV V. V. , SUVOROV N. N.
Published: May 2016

Das Hexachlorphosphazen (II) reagiert mit den Alkalisalzen des N‐Tritylserotonins (I) zu den Mono‐ oder Trisubstitutionsprodukten (III).
ChemInform Abstract: New Reagents. Part 37. (α‐Lithioalkyl)diphenylarsane Oxides: Synthesis and Application for the Indirect Nucleophilic Haloalkylation.
Authors: KAUFFMANN T. , JOUSSEN R. , WOLTERMANN A.
Published: May 2016

Starting with the arsine (I) the arsine oxides (II) were prepared.
ChemInform Abstract: Synthesis of Thioselenophosphoric Acid O,O‐Dialkyl Ester Salts.
Authors: MEL'NIK YA. I. , PROTS D. I. , KOLODII YA. I. , SLAVICH V. M.
Published: May 2016

Die Dialkyl‐thiophosphite (I) reagieren mit amorphem Selen zu den Thioselenophosphaten (II).
ChemInform Abstract: Synthesis of Optically Active Selenoxide.
Authors: SHIMIZU T. , KOBAYASHI M.
Published: May 2016

Auf dem skizzierten Weg wird ein 1:1‐Gemisch der diastereomeren Selenoxid‐carbonsäure‐(1)‐menthylester (IV) erhalten.
ChemInform Abstract: Rearrangements of Heterocyclic Compounds. Part 5. Selective, Oxophilic Imination of Ketones with Bis(dichloroaluminum) Phenylimide.
Authors: EISCH J. J. , SANCHEZ R.
Published: May 2016

Das aus Ethylaluminiumdichlorid (I) und Anilin (II) in Toluol hergestellte Bis‐(dichloraluminium)‐imid (III) ist ein selektives Iminierungsreagens für die Überführung von Carbonylverbindungen (IV) in die Imine (V).
ChemInform Abstract: Metallacyclic Four‐Membered Ring Systems: Two Independent Routes to Bis(cyclopentadienyl)titanacyclobutabenzene.
Authors: DE BOER H. J. R. , AKKERMAN O. S. , BICKELHAUPT F. , ERKER G. , CZISCH P. , MYNOTT R. , WALLIS J. M. , KRUEGER C. +
Published: May 2016

The reaction of the new double Grignard reagent (II) with the titanocene (III) yields the title compound (IV).
ChemInform Abstract: A Convenient Method for Generation of Tin(II) Thioester Enolate and Its Reaction with Aldehyde.
Authors: MUKAIYAMA T. , YAMASAKI N. , STEVENS R. W. , MURAKAMI M.
Published: May 2016

Die durch Addition der Zinnthiolate (II) an die Ketene (I) erhaltenen Thioesterenolate (III) reagieren mit den Carbonylverbindungen (IV) chemo‐ und diastereoselektiv überwiegend zu den Hydroxythioestern (V).
ChemInform Abstract: Isomerization of Siloxyphenylisocyanates by Complexing Agents.
Authors: CHIKINA N. L. , KOZYUKOV V. P. , MIRONOVA N. V. , GARNOVSKII A. D.
Published: May 2016

Die O‐silylierten Arylisocyanate (I) lagern sich unter dem Einfluß von Lewis‐Säuren zu den komplexgebundenen N‐silylierten Benzoxazolonen (II) um.
ChemInform Abstract: Metallaheterocumulenes. Part 4. 2‐Azaallylidene Complexes. Novel Compounds with a Bent CNCR2 Fragment as Complex Ligand.
Authors: FISCHER H. , SEITZ F. , RIEDE J.
Published: May 2016

(2‐Azoniaallenylidene)penta‐carbonyltungsten tetrabromoaluminate Complexes (II), which are synthesized by the reaction of (I) with AlBr3, react with freshly distilled THF to give the neutral Compounds (III) and small amounts of (IV).
ChemInform Abstract: Poly{[μ‐(2,5‐dicarboxypyrazine‐3,6‐dicarboxylato)‐trans‐diaquoiron(II) dihydrate]}. A Member of a New Class of Quasi‐Linear Chain Compounds. Preparation, Structure, and Magnetic Susceptibility.
Authors: MARIONI P.‐A. , STOECKLI‐EVANS H. , MARTY W. , GUEDEL H.‐U. + , WILLIAMS A. F.
Published: May 2016

The title complex (I) has been obtained from pyrazinetetracarboxylic acid and FeCl2 in deoxygenated H2O (10 min, 40 °C).
ChemInform Abstract: Nickelacyclobutabenzene Compounds by Oxidative Addition of Cyclopropabenzene to Nickel(0) Compounds.
Authors: NEIDLEIN R. , RUFINSKA A. , SCHWAGER H. , WILKE G.
Published: May 2016

The title reaction provides a novel and versatile entry to metallacyclobutabenzene Compounds (III), which are formed instead of the expected nickelannulenes.
ChemInform Abstract: Dinuclear Compounds with a p‐Cyano Ligand. Part 13. Synthesis, Characterization and Solid State Kinetics of the Formation of (μ‐Cyano)(tricyanometal(II))pentaamminerhodium(III) and Iridium(III) (Metal(II): Nickel, Palladium, Platinum). Influence of the Pt ‐ Pt Interactions.
Authors: RIBAS J. , SERRA M. , ESCUER A.
Published: May 2016

The Compounds (I), prepared by reaction of the aquo‐pentaamminerhodium‐ or ‐iridium perchlorates with the appropriate tetracyanometallates in water, react in the solid state to form the title complex (II) by thermal deaquation.
ChemInform Abstract: Potential Bile Acid Metabolites. Part 11. Syntheses of Stereoisomeric 7,12‐Dihydroxy‐5α‐cholanic Acids.
Authors: IIDA T. , MOMOSE T. , CHANG F. C. , NAMBARA T.
Published: May 2016

Die Synthesen der stereoisomeren 5,12‐Dihydroxy‐5α‐cholansäuren (Ia) bis (Id) aus der 3‐Oxo‐7α,12α‐dihydroxy‐4‐cholensäure (II) werden beschrieben.
ChemInform Abstract: Synthesis of N‐Carboxydehydrotyrosine Anhydride and Its Transformation to Useful Dehydrotyrosine Derivatives.
Authors: SHIN C. , YONEZAWA Y. , OBARA T.
Published: May 2016

Die im Titel genannte Verbindung (VI) wird aus dem Benzaldehyd (I) gemäß Formelschema hergestellt und nach konventionellen Methoden in die O‐ bzw. O,N‐geschützten Derivate (VIII) des Dehydrotyrosins übergeführt.
ChemInform Abstract: The ((β‐Phenylethyl)oxy)carbonyl ("Homobenzyloxycarbonyl", hZ) Amino‐ Protecting Group.
Authors: CARPINO L. A. , TUNGA A.
Published: May 2016

Die Verwendung des Homobenzyloxycarbonylrestes (hZ) als Amino‐Schutzgruppe in der Peptidchemie wird beschrieben.
ChemInform Abstract: The Reaction of 9‐(2′,3′‐Dideoxy‐β‐D‐glycero‐pent‐2‐enofuranosyl)‐adenine Derivatives with Arene‐ and Alkanesulfenyl Chlorides. An Unusual Ring Opening Reaction of Thiiranium Ions.
Authors: WELCH C. J. , BAZIN H. , CHATTOPADHYAYA J.
Published: May 2016

The nucleoside derivative (I) reacts with sulfenyl chlorides (II) to give mixtures of the isomeric adducts (III)‐(V).
ChemInform Abstract: Synthesis of Unsymmetrical Biphenyl Lignans, Honokiol and Related Compounds, Utilizing Quinol‐acetates as Reactive Intermediates.
Authors: TAKEYA T. , OKUBO T. , TOBINAGA S.
Published: May 2016

Die durch Blei(IV)‐acetat‐Oxidation der 4‐Allylphenole (I) zugänglichen Chinolacetate (II) reagieren mit der Grignard‐Verbindung (III) zu den Hydroxybiphenylen (IV), aus denen durch Claisen‐Umlagerung Honokiol (Va) und dessen Methoxy‐Derivat (Vb) erhalten werden.
ChemInform Abstract: Prostanoids. Part 14. (±)‐11‐Desoxy‐13,14‐dihydro‐13‐thia‐16‐aryloxy‐17,18,19,20‐tetranorprostaglandins E1 ‐ Novel Hybrid Analogues of Prostaglandins.
Authors: TOLSTIKOV G. A. , MIFTAKHOV M. S. , DANILOVA N. A. , SHITIKOVA O. V. , KHALILOV L. M. , PANASENKO A. A.
Published: May 2016

The synthesis of the title compounds (VII) is described, the key step being the Michael addition of the mercaptanes (V) to the cyclopentenones (VI).
ChemInform Abstract: C(3)‐Alkoxycephems.
Authors: SPRY D. O. , BHALA A. R.
Published: May 2016

Die Mitsunobu‐Reaktion der C(3)‐Hydroxycepheme (I) liefert vorwiegend die 3‐Alkoxy‐Derivate (III) neben geringen Mengen der C(4)‐alkylierten Verbindungen (IV).
ChemInform Abstract: Oxidation Studies on β‐Lactam Antibiotics. The 6‐(Diacylamino)penicillins.
Authors: MICETICH R. G. , SINGH R. , SHAW C. C.
Published: May 2016

Die 6‐Diacylamino‐penicilline (I) werden durch Einwirkung von m‐Chlorperbenzoesäure in Benzol bei Raumtemperatur mit hoher Selektivität zu den 1α‐Sulfoxiden(II) oxidiert, die mit Zink/Ammoniumacetat zu den Monoacylderivaten (III) abgebaut werden.
ChemInform Abstract: Pheromone Synthesis. Part 86. Syntheses of Optically Active Pheromones with an Epoxy Ring, (+)‐Disparlure and Both the Enantiomers of (3Z,6Z)‐cis‐9,10‐Epoxy‐ 3,6‐heneicosadiene.
Authors: MORI K. , EBATA T.
Published: May 2016

The alkenol (VI), obtained from (I) via (III) and (V), is subjected to the Sharpless asym. epoxidation with (+)‐diethyl tartrate as the chiral auxiliary.
ChemInform Abstract: Synthesis of (6Z)‐cis‐9S,10R‐Epoxyheneicosene, a Component of the Ruby Tiger Moth Pheromone.
Authors: ROLLIN P. , POUGNY J.‐R.
Published: May 2016

The title compound (XII) is prepared in an overall yield of 11% using D‐xylose (I) as the starting material.
ChemInform Abstract: Simplified Cytochalasins. Part 1. Synthesis of Versatile Perhydroisoindolone Intermediates.
Authors: KRAFFT G. A. , GARCIA E. A. , GURAM A. , O'SHAUGHNESSY B. , XU X.
Published: May 2016

Im Zusammenhang mit der Strukturuntersuchung von Cytochalasinen werden die Vorstufen (III), (VII) und (IX) hergestellt.
ChemInform Abstract: Displacement Reactions of 2,3‐Dichloro‐6‐nitroquinoxaline: Synthesis of s‐Triazolo[3,4‐a]quinoxaline.
Authors: NAGARAJAN K. , PARTHASARATHY P. C. , SHENOY S. J. , ANANDAN L.
Published: May 2016

The reaction of the dichloro compound (I) with N‐methylpiperazine (II) yields, depending on the reaction temp., the mono‐derivative (IIIa) or the bis‐derivative (IIIb).
ChemInform Abstract: Effect of the Ionizing Radiation on the Kinetics of the Reduction by Hydrogen of NiO ‐ Fe2O3 Mixed Oxides of Various Genesis.
Authors: POSPISIL M. , TOPINKA J.
Published: May 2016

The effects of irradiation by γ‐radiation (60Co), fast neutrons (252Cf), and by accelerated electrons (3 MeV) on the properties of two series of NiO ‐ Fe2O3 mixed oxides (prepared by either thermal decomposition of the mixed nitrates or by calcination of the coprecipitated hydroxides) and on the kinetics of their H2 reduction have been studied.
ChemInform Abstract: Melt Grown Layered Crystals: Comparison of Optoelectronic Properties.
Authors: HOFMANN W. K. , KOENENKAMP R. + , SCHWARZLOSE TH. , KUNST M. , TRIBUTSCH H. , LEWERENZ H. J.
Published: May 2016

MoSe2 and WSeZ single crystals have been grown from various high temp. solutions using fluxes of either metals (Sb, Bi, Te), semiconductors (Se), or saltlike melts (PbClz).
ChemInform Abstract: Thermally Oxidized Iron Electrodes for Photoelectrochemical Application.
Authors: ANTONUCCI V. , PASSALACQUA E. , GIORDANO N.
Published: May 2016

Laminar Fe electrodes have been oxidized in air followed by a CO2 treatment and the role of Fe" and Fe" at the semiconductor‐electrolyte interface in the photooxidation of H2O has been investigated.
ChemInform Abstract: Electrochemical Formation of LiAl Alloy in Molten Dimethylsulfone at 150°C.
Authors: PEREIRA‐RAMOS J.‐P. , MESSINA R. , PERICHON J.
Published: May 2016

The incorporation of Li into an Al electrode in LiClO4/dimethylsulfone solution at 150°C has been studied using potentiostatic and galvanostatic techniques.
ChemInform Abstract: The Impedance of the Li+/Li Electrode in SOCl2 .
Authors: HILLS A. J. , HAMPSON N. A. , HAYES M.
Published: May 2016

The impedance measurements in SOCl2 containing 1.8 M LiAlCl4 indicate that the Li electrode is progressively blocked by the growth of a LiCl film.
ChemInform Abstract: Influence of Lattice Hydrogen Content on the Hydrogen‐Assisted Cracking of High Strength Steel.
Authors: LUCAS K. A. , ROBINSON M. J.
Published: May 2016

The hydrogen‐assisted cracking of a quenched and tempered carbon ‐ manganese steel is studied in various aqueous media including artificial seawater at different cathodic potentials.
ChemInform Abstract: Adsorption of Phosphorus Oxoacid on Hydrous Titanium(IV) Oxide in an Aqueous Solution.
Authors: FUJII S. , SUGIE Y. , SAKAMOTO C.
Published: May 2016

It is shown that hydrous Ti(IV) oxide has a significant activity for the adsorption of phosphonate and phosphate ions, while there is only a slight activity for HzPOz′ adsorption.
ChemInform Abstract: Chemical Iodination of Silver.
Authors: CAMPBELL G. D. , LINCOLN F. J. , RITCHIE I. M.
Published: May 2016

The growth of Agl on a rotating Ag disc is found to be much slower in a 12/ EtOH solution than in an aqueous I3′ solution.
ChemInform Abstract: The Nature of Ni and Cu Species in Reduced Bimetal Catalysts Ni
Authors: SANKAR G. , RAO C. N. R.
Published: May 2016

Cu/Al2O3.
ChemInform Abstract: Li2CrCl4, a Novel Chloride Spinel with Rapid Lithium Ion Conduction.
Authors: LUTZ H. D. , KUSKE P. , WUSSOW K.
Published: May 2016

The green title compound is obtainable by melting together stoichiometric amounts of the anhydrous binary chlorides.
ChemInform Abstract: Coordination Mode of Tris(2‐pyridyl)carbinol to Cobalt(III): Crystal Structure of Li(Co(2‐py)3COH)2)((S2O6)2 · 10 H2O .
Authors: SZALDA D. J. , KEENE F. R.
Published: May 2016

Dependent on the reaction conditions the bis[tris(2‐pyridyl)carbinol]Co(III) complex is isolated as either of two linkage isomers.
ChemInform Abstract: Equilibria in Cu(CH3CO2)2 ‐ Pyridine ‐ Water System. Spectrophotometric, Conductometric, and EPR Study of the Cu(CH3CO2)2 ‐ Pyridine ‐ Water System.
Authors: SZPAKOWSKA M. , URUSKA I. , STEFANCZYK I.
Published: May 2016

Electronic spectra, liquid and frozen EPR spectra and electrolytic conductivities are measured for Cu acetate over the whole range of compositions of the mixed pyridine ‐ water solvent.
ChemInform Abstract: Electrochemical Investigation of 1,1‐Dicyanoethylene‐2,2‐dithiolate and Structure of the Anion 1,1‐Dicyanoethylene‐2,2‐thiolatodisulfide.
Authors: HUMMEL H.‐U. , PROCHER H.
Published: May 2016

In a cyclovoltammetric study (I) exhibits two anodic maxima. The reaction product of the first oxidation step is the dimer (II), also obtained by treating (I) with iodine.
ChemInform Abstract: Electron Transfer Processes. Part 41. Free Radical Substitution Reactions of Phenylacetylene Derivatives by an Addition‐Elimination Mechanism.
Authors: RUSSELL G. A. , NGOVIWATCHAI P.
Published: May 2016

The 2‐substituted phenylacetylenes (I) react with the organo‐mercury compounds (II) under free radical conditions, yielding the substituted alkines (III).
ChemInform Abstract: n‐Acceptor Induced Thermal Reactions: Bond Cleavage Reactions.
Authors: PENN J. H. , SMITH R. S.
Published: May 2016

The thermolysis of benzyl sulfides and benzyl ethers such as (III) or (VII) in the presence of the n‐acceptors (I) or (II) results in an unusual bond fragmentation and the formation of benzaldehyde (IV).
ChemInform Abstract: Synthesis, Structures, and Properties of N‐(Alkoxymethylene(carbamates.
Authors: ALLMANN R. , KRESTEL M. , KUPFER R. , WUERTHWEIN E.‐U. +
Published: May 2016

The carbamates (III) or (V) are synthesized from the imidate hydrochlorides (II) or the imidates (IV) and chloroformates (I) in the presence of amine bases in mostly satisfactory yields.
ChemInform Abstract: A Useful Approach to Tricyclic Compounds and Medium Ring Diketones through the Phosphoniosilylation Reaction.
Authors: KOZIKOWSKI A. P. , JUNG S. H.
Published: May 2016

The cycloalkenealdehydes (I) are treated with triphenylphosphine (II) and the silyl compound (III) to form the adducts (IV).
ChemInform Abstract: Synthesis and Rearrangement of Functionalized Dispiro[2.l.3.3]undecanes. Preferred C4‐C5 over C3‐C4 Ring Enlargements.
Authors: FITJER L. , MAJEWSKI M. , KANSCHIK A. , EGERT E. , SHELDRICK G. M.
Published: May 2016

The spirocyclic ketone (I) is converted into the carbinol (VI) as outlined in the reaction scheme.
ChemInform Abstract: Neighbouring Group Participation in the Photolysis of Aryl Esters of Unsaturated 1,4‐Dicarboxylic Acids.
Authors: ALVARO M. , GARCIA H. , MIRANDA M. A. , PRIMO J.
Published: May 2016

The important role of Z/ Eisomerism in the photolysis of aryl esters of 1,4‐dicarboxylic acids is shown by the reaction of the maleates (I) and the fumarates (IV).
ChemInform Abstract: Stereoselectivity of Photocycloaddition of Azidoquinones to Conjugated Dienes.
Authors: NARUTA Y. , YOKOTA T. , NAGAI N. , MARUYAMA K.
Published: May 2016

The photocycloaddition of the azidoquinones (I) and (IV) to the conjugated dienes (II) or (V) yields the alkenyl dihydroindoloquinones (III) and (VI), which retain the ‐ Original stereochemistry in the alkenyl moiety.
ChemInform Abstract: Photolysis of 3‐Nitrophenyl Azide: Trapping the Reactive Intermediates.
Authors: LIANG T.‐Y. , SCHUSTER G. B.
Published: May 2016

The irradiation of 3‐nitrophenyl azide (I) in the presence of diethylamine affords the compounds (II)‐(VI); the product ratio depends on the reaction conditions.
ChemInform Abstract: Surface Compounds of Transition Metals. Part 30. Fischer‐Tropsch Analogous Reactions of CO/H2 and CO2/H2 on Surface Chromium(II).
Authors: HUMS E. , KRAUSS H.‐L.
Published: May 2016

Alkanes (I) and (II) are obtained in the gas phase from CO (or CO2)/H2 mixtures (pulse method) via a formaldehyde complex and a carbenoid complex.
ChemInform Abstract: Palladium‐Catalysed Preparation of 1,2‐Dienes by Selective Hydrogenolysis of Alk‐2‐ynyl Carbonates with Ammonium Formate.
Authors: TSUJI J. , SUGIURA T. , YUHARA M. , MINAMI I.
Published: May 2016

The treatment of the alkynyl carbonates (I) with ammonium formate in the presence of the palladium‐phosphine complex (II) affords the allenes (III).
ChemInform Abstract: Mechanistic Aspects of the Fluorination of Cyclohexane and Cyclohexene with Acetyl Hypofluorite in Acetic Acid.
Authors: VISSER G. W. M. , BAKKER C. N. M. , VON HALTEREN B. W. , HERSCHEID J. D. M. , BRINKMAN G. A. , HOEKSTRA A.
Published: May 2016

The reaction of acetyl hypofluorite (II) with both cyclohexane (I) and Cyclohexene (IV) yielding the various products shown in the scheme has been investigated in detail.
ChemInform Abstract: Stereoselective Aldol Condensations Induced by a Thermolabile Group.
Authors: BLOCH R. , GILBERT L.
Published: May 2016

After lithiation, the ketones (I) react with the aldehydes (II) and subsequently with chlorotrimethyl silane to produce the isomeric silyl ethers (III) and (IV).
ChemInform Abstract: Prevention of Chelation by an Oxygen Function through Protection with a Triisopropyl Silyl Group.
Authors: FRYE S. V. , ELIEL E. L.
Published: May 2016

Reaction of the organometallic Compounds (II) with the bicyclic ketone (I) produces the adducts (III); the diastereoselectivity of these reactions is evaluated, where optimal diastereoselectivity is obtained with triisopropylsilyl‐protection.
ChemInform Abstract: Asymmetrie Hydrocyanation of Aldehydes in Crystalline β‐Cyclodextrin Complexes.
Authors: GOUNTZOS H. , JACKSON W. R. , HARRINGTON K. J.
Published: May 2016

Treatment of aldehydes (I) with β‐cyclodextrin (II) gives inclusion compounds (III); only (IIIa)‐(IIIe), however, display 1 :l host‐guest ratios.
ChemInform Abstract: Synthesis and Reaction of α‐(Dimethylamino)alkanal Dimethylhydrazones.
Authors: HABERNEGG R. , SEVERIN T.
Published: May 2016

The hydrazones (III) are synthesized by alkylation of the lithium salts of the compounds (I) with the corresponding halogenides (II).
ChemInform Abstract: Heterocycles from Dehydroascorbic Acid.
Authors: ATTA K. , HAUPTMANN S. , WILDE H.
Published: May 2016

Mono‐ and bishydrazones of the lactone (I) are suitable Starting compounds for the synthesis of biologically active heterocycles.
ChemInform Abstract: Reactions of Isocyanides. Part 2. Addition to Acetals.
Authors: PELLISSIER H. , MEOU A. , GIL G.
Published: May 2016

The acetals (I) react with two equivalents of the isonitrile (II) to form the intermediates (IV), which are converted into the cyanoenamines (V) along with the carboxamides (VI) and the chloroethers (VII).
ChemInform Abstract: Chalcogenolates. Part 172. Reaction of Acetamidine with Carbon Disulfide.
Authors: EUL W. , GATTOW G.
Published: May 2016

Acetamidine, obtained in situ from its hydrochloride (I), reacts with CS2 to give the salt (II), which can be converted to the derivatives (III)‐(VI) by treatment with the corresponding metal hydroxide or nitrate.
ChemInform Abstract: Transannular Ring Expansion of the Spirocyclopropane Moiety in the Acid Catalyzed Rearrangement of Oxiranes Derived from Norbornene and Bicyclo[2.2.2]octene.
Authors: ADAM W. , CRAEMER E. +
Published: May 2016

The spirocyclic oxiranes (II) rearrange in the presence of TFA to give the isomeric tricycles (III) and (IV).
ChemInform Abstract: The One‐Pot Palladium Catalyzed Wittig Reaction with Allylic Alcohols. Scope and Limitations.
Authors: MORENO‐MANAS M. , ORTUNO R. M. , PRAT M. , GALAN M. A.
Published: May 2016

Cinnamyl alcohol (I) is coupled with the aldehydes (II) in the presence of triphenyl phosphine and Pd‐acetylacetonate to yield the polyenes (III) as the main products.
ChemInform Abstract: Catalytic Effect of Trialkylammonium Chlorides on the Decomposition of Enolphosphorus Dichloridates: Improved Procedure for the Preparation of β‐Chloroarylidene and Alkylidene Malonates.
Authors: HORMI O. E. O.
Published: May 2016

The acyl malonic esters (I) react with phosphoroxychloride in the presence of tertiary amines such as (II) to produce the chloro‐alkylidene derivatives (III).