bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: The Synthesis of Highly Functionalized Naphthalene Derivatives.
Authors: TEAGUE S. J. , ROTH G. P.
Published: May 2016

Die Kondensation der Benzaldehyde (I) führt mit den 4,4‐Dialkoxy‐buttersäure‐Derivaten (II) zunächst unter basischen, dann unter sauren Bedingungen zu den Naphthalin‐Derivaten (IV).
ChemInform Abstract: 1,4‐Anthraquinonoid Dienophiles Applicable to Synthesis of Linear Tetracycles.
Authors: CAMERON D. W. , CONN C. , CROSSLEY M. J. , FEUTRILL G. I. , FISHER M. W. , GRIFFITHS P. G. , MERRETT B. K. , PAVLATOS D.
Published: May 2016

Das Butadien (II) reagiert mit dem 1,4‐Anthrachinon (Ia) zu einem Addukt, das zu (III) oxidiert und methyliert wird.
ChemInform Abstract: Studies of the Furan‐Carbonyl Photocycloaddition Reaction: The Determination of the Absolute Stereostructure of Asteltoxin.
Authors: SCHREIBER S. L. , SATAKE K.
Published: May 2016

Das aus D‐Mannit erhaltene Bis‐acetonid (I) wird nach Überführung in das Olefin (II) zu dem Dibenzylether (III) oder dem Acetonid (IV) abgebaut.
ChemInform Abstract: The 4‐Penten‐4‐olide Group: A Novel, Multidirectional Participant in Cationic Olefin Cyclization.
Authors: JAEGER V. + , KUHN W. , SCHUBERT U.
Published: May 2016

Aus dem ungesättigten Lacton (I) entstehen die Cyclisierungsprodukte (II) und (III).
ChemInform Abstract: A New Stereospecific Annulation.
Authors: KRAFFT M. E. , KENNEDY R. M. , HOLTON R. A.
Published: May 2016

Das Lithium‐enolat (I) reagiert mit dem Butenolid (II) zu dem Addukt (III), das mit Persäure zu (IV) entschwefelt oder mit Vinyllithium in das Addukt (V) übergeführt wird.
ChemInform Abstract: Reactions of Methyl 3‐Hydroxythiophene‐2‐carboxylate. Part 3. Synthesis of S‐Substituted Methyl 5‐Mercapto‐ and 5‐Sulphonyl‐3‐hydroxythiophene‐2‐carboxylates.
Authors: CORRAL C. , LISSAVETZKY J.
Published: May 2016

The thiophene derivatives (I) react with (II) under the conditions given in the scheme to yield the sulphides (III).
ChemInform Abstract: Spirocyclopropane Compounds. Part 6. Synthesis of Spiro[benzo[b]thiophene‐ 2(3H),1′‐cyclopropan]‐3‐ones.
Authors: KAWADA M. , SUGIHARA H. , IMADA I.
Published: May 2016

Die aus den Mercaptobenzoesäuren (I) und dem Brombutyrolacton (II) zugänglichen Butyrolactone (III) werden zu den Spiroverbindungen (IV) cyclisiert.
ChemInform Abstract: Deoxygenation Reactions of o‐Nitrostyrenes with Carbon Monoxide Catalyzed by Metal Carbonyls: A New Route to Indoles.
Authors: CROTTI C. , CENINI S. , RINDONE B. , TOLLARI S. , DEMARTIN F.
Published: May 2016

In Gegenwart der Metallcarbonyle (I)‐(III) als Desoxygenierungskatalysatoren bilden die o‐Nitrostyrole (IV) mit Kohlenmonoxid die Indole (V); als Nebenprodukte entstehen reduktiv die o‐Aminostyrole (VI).
ChemInform Abstract: Reaction of 3,4‐Diaminofurazan with Carbonyl Compounds and Their Metal Complexes.
Authors: VASIL'CHENKO I. S. , KOCHIN S. G. , ANISIMOVA V. A. , KHMEL'NITSKII L. I. , GARNOVSKII A. D.
Published: May 2016

Das Diaminofurazan (I) reagiert mit Ameisensäure in Gegenwart von katalytischen Mengen Chlorwasserstoff oder mit Orthoameisensäureester und Acetanhydrid unter Bildung der Mono‐ und Diformylderivate (II) und (III).
ChemInform Abstract: Heterocycles from Carbohydrate Precursors. Part 26. The Scope of the Reactions of Hydrazines and Hydrazones.
Authors: EL ASHRY E. S. H. , NASSR M. A. M. , EL KILANY Y. , MOUSAAD A.
Published: May 2016

Oxidative cyclization of the thiosemicarbazone (I) (obtained by treatment of D‐galactose with 4‐(p‐chlorophenyl)‐thiosemicarbazide in refluxing aqueous ethanol; yield 70%) gives the title compound (II), the periodate oxidation of which affords the aldehyde (IV).
ChemInform Abstract: Synthesis of 3,4‐Dihydro‐ and 1,2,3,4‐Tetrahydroisoquinolines.
Authors: ISHIDA A. , FUJII H. , NAKAMURA T. , OH‐ISHI T. , AOE K. , NISHIBATA Y. , KINUMAKI A.
Published: May 2016

Die Derivate (I) von Alkylthiodopa bzw. ‐dopamin reagieren mit dem Benzylbromid (II) zu den 3,4‐Dihydroisochinolinen (III), die stereospezifisch zu den 1,3‐disubstituierten cis‐ Tetrahydroisochinolinen (IV) reduziert werden.
ChemInform Abstract: Synthesis of Naphtho[2,3‐h]quinoline‐7,12‐dione, 1H‐Naphtho[2,3‐h]pyrazolo[3,4‐b]quinoline‐7,12‐dione and Their Derivatives.
Authors: YOUNES M. I. , METWALLY S. A.
Published: May 2016

Friedlander condensations of the compound (I) with a series of ketones are studied, yielding the products shown in the scheme.
ChemInform Abstract: Synthesis and Biological Activity of 3‐(5‐Aryl‐1,3,4‐oxadiazol‐2‐ylmethyl)‐2‐methy|‐4(3H)‐quinazolinones.
Authors: RAO A. D. , SHANKAR CH. R. , RAO A. B. , REDDY V. M.
Published: May 2016

The title compounds (VI) are synthesized Starting from the reaction between the benzoxazinones (I) and glycine (II).
ChemInform Abstract: Synthesis of Piperidine Derivatives with a Quinazoline Ring System as Potential Antihypertensive Agents.
Authors: TAKAI H. , OBASE H. , TERANISHI M. , KARASAWA A. , KUBO K. , SHUTO K. , KASUYA Y. , SHIGENOBU K.
Published: May 2016

N‐Alkylierung der Piperidine (I I) mit den Bromketonen (I) liefert die Aminoketone (III), die zu den Aminoalkoholen (IV) reduziert werden.
ChemInform Abstract: Stereochemical Studies. Part 108. Saturated Heterocycles. Part 112.
Authors: FUELOEP F. + , BERNATH G. , PELCZER I.
Published: May 2016

Aus dem Aminoalkohol (I) erhält man mit Salicylaldehyd (II) in Ethanol das Kondensationsprodukt (III), das mit Formaldehyd zu dem Tetracyclus (IV) kondensiert wird.
ChemInform Abstract: Indolo[2,1‐c][1,4]benzodiazepines: A New Class of Antiallergic Agents.
Authors: HO C. Y. , HAGEMAN W. E. , PERSICO F. J.
Published: May 2016

Als potentielle Antiallergica werden die Indo1o‐benzodiazepine (VI), ausgehend vom Indolcarbonsäureester (I), gemäß Formelschema hergestellt und auf ihre Antihistaminund Antiserotonin‐Aktivität geprüft.
ChemInform Abstract: Reactions of Enol Silyl Ethers with N‐Halosuccinimide. A Stepwise Process.
Authors: HAMBLY G. F. , CHAN T. H.
Published: May 2016

Die Silylvinylether (I) werden mit N‐Chlorsuccinimid in die Chlor‐Derivate (II)‐(V) übergeführt, aus (III)‐(V) erhält man durch milde Hydrolyse die 2‐Chlorketone (II).
ChemInform Abstract: Cyano‐O‐silylhydroxylamines as Nitrone Blocking Groups.
Authors: PADWA A. , KOEHLER K. F.
Published: May 2016

Trimethylsilylcyanid addiert sich an die N‐Alkyl‐C‐phenyl‐nitrone (I) zu Cyano‐O‐silylhydroxylaminen (II), die sich mit Silberfluorid wieder zu (I) spalten lassen.
ChemInform Abstract: New Syntheses of Vinylsilanes and Allylsilanes by Cross‐Coupling of (R3Si)3MnMgMe with Alkenyl and Allylic Compounds.
Authors: FUGAMI K. , OSHIMA K. , UTIMOTO K. , NOZAKI H.
Published: May 2016

Aus den Silyl1ithiumverbindungen (I) erhält man die Organo‐Manganverbindungen (111),die mit den Vinylhalogeniden (IV) oder mit 1‐Bromnaphthalin (VI) zu den Vinylsilanen (V) bzw. (VII) führen.
ChemInform Abstract: β‐Trimethylsilylethanesulfonyl Chloride (SEC‐Cl): A New Reagent for Protection of Amines.
Authors: WEINREB S. M. , DEMKO D. M. , LESSEN T. A. , DEMERS J. P.
Published: May 2016

Das Sulfochlorid (IV), erhältlich aus Vinyltrimethylsilan (I) nach verschiedenen Verfahren, wird mit zahlreichen Aminen (V) zu den Sulfonamiden (VI) umgesetzt.
ChemInform Abstract: Synthesis and Characterization of 1‐0‐Hexadecyl‐3‐O‐methylglycero‐2‐phosphocholine as a Positional Isomeric Methoxy Derivative of the Platelet‐Activating Factor (PAF).
Authors: KERTSCHER H.‐P. , GAWRISCH K. , OSTERMANN G.
Published: May 2016

Within the scope of investigations concerning structure and effect of PAF, the novel compound (V) has been prepared.
ChemInform Abstract: Reaction of Di(1,1,3‐trihydrotetrafluoropropyl)phosphit with Trifluoroacetic Acid.
Authors: ALEINIKOV S. F. , KRUTIKOV V. I. , GOLOVANOV A. V. , LAVRENT'EV A. N.
Published: May 2016

Das Fluoralkylphosphit (I) reagiert mit Trifluoressigsäureanhydrid (II) nach literaturbekannten Methoden zu dem Phosphonylalkylphosphat (I l l).
ChemInform Abstract: Thermal Evolution of Vinylphosphoranes.
Authors: LABAUDINIERE L. , BURGADA R.
Published: May 2016

The title reaction leading in all cases to a stereoisomeric mixture of the spirophosphoranes is general when one ortho position of the precursor compound is free.
ChemInform Abstract: Synthesis and Electronic Absorption Spectra of Tetrakis(dialkylamino)phenyl Substituted Nickel Dithiolenes.
Authors: FREYER W.
Published: May 2016

To avoid the use of toxic CO under pressure, the benzil (II) is prepared from the aniline (I) and oxalyl Chloride in the presence of AlCl3.
ChemInform Abstract: Interaction of Lithium Chloride with Dimeric Chloro‐bridged Cyclopalladated Complexes of N,N‐Dimethylbenzylamines in Acetic Acid.
Authors: RYABOV A. D. , SAKODINSKAYA I. K. , YATSIMIRSKY A. K.
Published: May 2016

On the basis of ′3C 1H NMR studies it is shown that the reaction of the cyclopalladated Pd complexes (II) with LiCl in AcOH occurs with cleavage of both Pd ‐ Cand Pd ‐ N bonds to give the benzylammonium salts (III) with mixed counter anions.
ChemInform Abstract: Water Soluble cis‐PIatinum(II) Complexes.
Authors: HAROUTOUNIAN S. A. , GEORGIADIS M. P. , BAILAR J. C. JUN.
Published: May 2016

By reacting the ligands with K2PICI4 in H2O at pH 6.5 the complexes (I)‐(III) were prepared.
ChemInform Abstract: Active Peptides of the Amphibian Skin. Solid‐Phase Approaches to the Synthesis of Bombesin.
Authors: DI BELLO C. , LUCCHIARI A. , BUSO O. , DE CASTIGLIONE R. , GOZZINI L.
Published: May 2016

Bombesin (I) is synthesized by different methods based on solid‐phase techniques, both by stepwise elongation and fragment coupling.
ChemInform Abstract: Synthesis of Oligodeoxyribonucleotides Involving a Rapid Procedure for Removal of Base‐Protecting Groups by Use of the 4,4′,4"‐Tris(benzoyloxy)trityl (TBTr) Group.
Authors: SEKINE M. , MASUDA N. , HATA T.
Published: May 2016

The utility of TBTr protection in the synthesis of nucleotide oligomers is described.
ChemInform Abstract: Synthesis of (‐)‐Fortamine and (+)‐2‐Deoxyfortamine from Resolved 3S,4S‐N‐Carbomethoxy‐3‐aminocyclohexen‐4‐ol.
Authors: KNAPP S. , SEBASTIAN M. J. , RAMANATHAN H. , BHARADWAJ P. , POTENZA J. A.
Published: May 2016

Treatment of (I) with (S)‐(II) yields the diastereomeric mixture (III) which is converted to (IV) and separated by chromatography [crystal structure of (IIIa) ‐ HCl: space group P2,212, with Z=4].
ChemInform Abstract: A New Oxoiridate(V): KLi6[IrO6].
Authors: KROESCHELL P. , HOPPE R.
Published: May 2016

Dark red single crystals of the title compound are obtained by annealing a mixture of K4[IrO4] and LizO at 750°C for 30 d (Ag cylinder, vacuum).
ChemInform Abstract: PE Spectra of Dewar Benzenes, Bridged by a Cyclohexadiene or a Butadiene Unit.
Authors: GLEITER R. , KRENNRICH G. , BISCHOF P. , TSUJI T. , NISHIDA S.
Published: May 2016

PE spectra of (III) and (VIII)‐(XI) indicate a considerable interaction in (X) between the Cyclohexadiene moiety and the bicyclic hexadiene unit in contrast to a small interaction in (IX) between the butadiene and the Dewar benzene moieties.
ChemInform Abstract: Condensation of Long‐Chain α‐Phosphono Carboxylates with Aldehydes.
Authors: MARSHALL J. A. , DEHOFF B. S. , CLEARY D. G.
Published: May 2016

Die Wadsworth‐I‐Iorner‐Emmons‐Kondensation der Phosphonoester (I) mit den Aldehyden (II) führt mit hoher trans‐Selektivität zu den ungesättigten Estern (III).
ChemInform Abstract: Lanthanides in Organic Synthesis. Part 3. A General Procedure for Five‐ and Six‐ Membered Ring Annulation.
Authors: MOLANDER G. A. , ETTER J. B.
Published: May 2016

Die Cyclisierung von 2‐(lodalkyl)‐cycloalkanonen wie (I), (VI), (IX), (XI) oder (XIII) gelingt mit Samarium(II)‐iodid (II) in Gegenwart katalytischer Mengen des Eisenkomplexes (III).
ChemInform Abstract: An Improved Synthetic Method for 5‐Aryl‐2‐furancarbaldehyde.
Authors: D'AURIA M. , ANTONIOLETTI R. , DE MICO A. , PIANCATELLI G.
Published: May 2016

Durch Belichtung von 5‐Iodfurfural (II) in Gegenwart der Aromaten (I) bzw. (IV) in Acetonitril werden die 5‐Arylfurfurale (III) bzw. (V) erhalten.
ChemInform Abstract: A General Allylation Procedure Using Trimethylallylsilane and Fluoride Catalysis.
Authors: MAJETICH G. , CASARES A. , CHAPMAN D. , BEHNKE M.
Published: May 2016

Die Allylierung von Michael‐Systemen mit dem Reagens Trimethylallylsilan (ID/Tributylammonium?uorid (III) in HMPA/DMF wird beschrieben.
ChemInform Abstract: Investigation of Dehydration Products of Aryl and Arylalkyl Cyclododecanols.
Authors: GUENAYDIN K. + , OYMAN Ç.
Published: May 2016

Die Cycloalkanone (I) addieren die Grignard‐Verbindungen (II) zu den Alkoholen(III), deren Dehydratisierung unter verschiedenen Bedingungen untersucht wird.
ChemInform Abstract: Halocyclopropanation of Olefinic Alcohols: the Synergic Effect of Alkyl/Alkoxide in the syn‐Stereoselection of cis‐Methylated α‐Ethylenic Alcohols.
Authors: BARLET R. , BAHARMAST B. , VIDAL M.
Published: May 2016

The alcohols (I) react under the conditions A) to give syn/anti‐mixtures of chlorinated and bromi‐nated cyclopropanes.
ChemInform Abstract: Asymmetric Synthesis of α‐Methylene‐γ‐butyrolactones Using Chiral N‐Monosubstituted 2‐[(Tributylstannyl)methyl]propenamides.
Authors: TANAKA K. , YODA H. , ISOBE Y. , KAJI A.
Published: May 2016

Die aus den Methacrylsäureamiden (I) zugänglichen Stannane (II) reagieren mit Aldehyden (III) unter Katalyse von Lewis‐Säuren wie TiCl4 zu den Addukten (IV), die sauer zu den Methylen‐butyrolactonen (V) cyclisiert werden.
ChemInform Abstract: Reactions of 4,5‐Dihydro‐2‐thiazolamine with Phenyl Isothiocyanate and Phenyl Isocyanate: A Reinvestigation.
Authors: RASMUSSEN C. R. , VILLANI F. J. JUN. , MUTTER M. S. , GRIFFIN E. A.
Published: May 2016

Es wird gezeigt, daß Phenyliso(thio)cyanat (II) mit dem Amino‐thiazolin (I) unter kinetisch kontrollierten Bedingungen zu den Addukten (III) reagiert, die sich dann beim Erhitzen zu den thermodynamisch stabileren Isomeren (IV) umlagern.
ChemInform Abstract: Cyclization Reactions of Nitriles. Part 20. Synthesis of Condensed 2‐Amino‐4H‐pyrans and the Molecular Structure of 2‐Amino‐7,7‐dimethyl‐4‐(3‐fluorophenyl)‐5‐oxo‐3‐ethoxycarbonyl‐5,6,7,8‐tetrahydro‐4H‐benzo[b]pyran.
Authors: SHARANINA L. G. , NESTEROV V. N. , KLOKOL G. V. , RODINOVSKAYA L. A. , SHKLOVER V. E. , SHARANIN YU. A. , STRUCHKOV YU. T. , PROMONENKOV V. K.
Published: May 2016

The reaction between the cyclohexanediones (I) and the arylidene derivatives (II) of ethyl cyanoacetate or malodinitrile affords the 2‐amino‐4H‐pyran derivatives (III) in high yields.
ChemInform Abstract: Stereoselective Synthesis of Hexa‐ and Tetrahydroindolizin‐7‐ones Through Cycloaddition of Pyridinium Methylides.
Authors: TSUGE O. , KANEMASA S. , TAKENAKA S.
Published: May 2016

Durch Umsetzung der in situ hergestellten Pyridiniumsalze (III) mit Triethylamin und den elektronenarmen Dipolarophilen (IV) werden die Hexahydroindolizinone (V) mit hoher Stereoselektivität hergestellt.
ChemInform Abstract: Reactions of 1,3‐Dithiolan‐2‐ylium and. 1,3‐Dithian‐2‐ylium Tetrafluoroborates and Ambident 2‐Styryl Derivatives.
Authors: KLAVENESS J. , RISE F. , UNDHEIM K.
Published: May 2016

The ambident styryl cations (I) react with nucleophiles such as methylmagnesium iodide (II), methanolate (III) or thiophenol (IV) predominantly at the β‐carbon of the ethylene substituent to give the products (VI), whereas the LiAlH4 reduction occurs either at C‐2 or at the β‐carbon to give mixtures of (V) and (VI).
ChemInform Abstract: A Stable Monocyclic 1,4‐Thiazepine. Synthesis and Characterization of 2,7‐Di‐tertbutyl‐5‐methoxy‐1,4‐thiazepine.
Authors: YAMAMOTO K. , YAMAZAKI S. , OSEDO H. , MURATA I.
Published: May 2016

The minor component (VI) of the lactamic mixture is converted into the diene (VII) via Pummerer reaction of the sulfoxide concerned.
ChemInform Abstract: Silaimines. Part 1. Diisopropyl(2,4,6‐tri‐tert‐butylphenylimino)silane ‐ A Very Stable, Free Silaimine.
Authors: HESSE M. , KLINGEBIEL U.
Published: May 2016

The title compound (V) is prepared by thermal LiCl elimination from (IV), prepared as shown in the scheme.
ChemInform Abstract: Synthesis of a New Phosphorus‐Functionalized Nitrile Oxide, α‐(Diethylphosphono)acetonitrile Oxide, and Cycloaddition Leading to 3‐(Diethylphosphonomethyl)‐Δ2‐isoxazolines.
Authors: TSUGE O. , KANEMASA S. , SUGA H.
Published: May 2016

Das auf dem im Formelschema skizzierten Weg gewonnene Hydroxamsäurebromid (IV) dient zur in‐situ‐Gewinnung des Nitriloxids (V), das als 1,3‐Dipol mit den Alkenen (VI) zu den Isoxazolinen (VII) reagiert.
ChemInform Abstract: Synthesis and Reactions of 1,1′‐Diacetylferrocene Oximino Derivatives.
Authors: POLYAKOV B. V. , TVERDOKHLEBOV V. P. , TSELINSKII I. V.
Published: May 2016

Diacetyl‐ferrocen (I) läßt sich mit Butylnitrit ein‐ und zweifach zu den α‐Carbonyloximen(II) und (III) nitrosieren.
ChemInform Abstract: Complexes of Cu(II), Ni(II) and Co(II) with the Schiff Base: 1H‐Indole‐3‐ethylensalicylaldimine as Ligand.
Authors: MARTIN REYES M. G. , GILI P. , MARTIN ZARZA P. , MEDINA ORTEGA A. , DIAZ GONZALEZ M. C.
Published: May 2016

The title Schiff base, prepared by condensation of tryptamine and salicylaldehyde in ethanol with 73% yield, reacts with the metal(II) acetates to the complexes (I).
ChemInform Abstract: Peptide Synthesis by Prior Thiol Capture. Part 2. Design of Templates for Intramolecular O,N‐Acyl Transfer. 4,6‐Disubstituted Dibenzofurans as Optimal Spacing Elements.
Authors: KEMP D. S. , GALAKATOS N. G. , BOWEN B. , TAN K.
Published: May 2016

Der der "Thiol Capture"‐Strategie zugrundeliegende Gedanke ist der intramolekulare O→N‐Acyl‐Transfer von einer schwach aktivierten Aminosäureester‐gruppierung auf die Aminogruppe einer S‐geschützten Cystein‐Einheit, wie er im Dibenzofuran‐Derivat (Ib) realisiert ist.
ChemInform Abstract: Photoreactions of Quinine in Aqueous Citric Acid Solution.
Authors: LAURIE W. A. , MCHALE D. , SAAG K.
Published: May 2016

The title reaction of (I) furnishes the products (II), (IIIa) and (IIIb) (no yields given).
ChemInform Abstract: Nucleosides and Nucleotides. Part 67. Synthesis of 8,2′‐Methanoguanosine and 9‐(α‐D‐Arabinofuranosyl)‐8,2′‐methanoguanine.
Authors: USUI H. , MATSUDA A. , UEDA T.
Published: May 2016

Die im Titel genannten Verbindungen (XII) und (XIII) werden ausgehend vom Guanosin‐Derivat (I) gemäß Schema hergestellt.
ChemInform Abstract: Synthetic Studies of Vitamin D Analogues. Part 7. Synthesis of 20‐Oxa‐21‐norvitamin D3 Analogues.
Authors: KUBODERA N. , MIYAMOTO K. , OCHI K. , MATSUNAGA I.
Published: May 2016

Ausgehend von Dehydroepiandrosteron (I) wird nach der im Schema angegebenen Reaktionsfolge das 1α,25‐Dihydroxy‐20‐oxa‐21‐norvitamin D3 (IXa) synthetisiert.
ChemInform Abstract: Synthesis of 2‐Substituted 5,7,8‐Trimethyl‐6‐hydroxythiochromans and Purported Syntheses of Sulfur‐Containing Analogues of Vitamin E.
Authors: ROBILLARD B. , HUGHES L. , SLABY M. , LINDSAY D. A. , INGOLD K. U.
Published: May 2016

Auf dem im Formelschema angegebenen Weg werden aus dem Phenol (I) über das Thiol (II) die Thiochromane (Vb) hergestellt.
ChemInform Abstract: Electron Affinities of the Alkali Halides and the Structure of Their Negative Ions.
Authors: MILLER T. M. , LEOPOLD D. G. , MURRAY K. K. , LINEBERGER W. C.
Published: May 2016

The electron affinities obtained from the photoelectron spectra of ten MX‐ anions (488 nm) increase with the mass of halogen and decrease with increasing mass of the alkali metal: NaF:0.520, NaCl:0.727, NaBr:0.788, NaI:0.865, KCl:0.582, KBr:0.642, KI:0.728, LiCl:0.593, RbCl:0.543, and CsCl:0.455 eV.
ChemInform Abstract: Paramagnetic Silver Clusters in Ag‐NaA Zeolite: ESR and Diffuse Reflectance Spectroscopic Studies.
Authors: MICHALIK J. , KEVAN L.
Published: May 2016

Depending on the silver content neutral Agg or monovalent Agä Clusters are identified in activated Ag‐NaA zeolite by ESR after °°Co γ‐irradiation at 77 K or H2 reduction at 295 K. The paramagnetic species are formed during radiolysis by electron capture from diamagnetic Ag3+ or Agä+ species, respectively.
ChemInform Abstract: Adsorption of Chloride at the Mercury/Aqueous LaCl3 Interface.
Authors: ANDREU R. , MOLERO M. , GONZALEZ‐ARJONA D.
Published: May 2016

The amount of adsorbed C1" at the Hg/LaClmq) interface has been determined from differential capacity, potential of zero Charge and interfacial tension measurements.
ChemInform Abstract: Mathematical Modelling of the Electrochemistry in Corrosion Fatigue Cracks in Structural Steel Cathodically Protected in Sea Water.
Authors: TURNBULL A. , FERRISS D. H.
Published: May 2016

To simulate the buffering action of sea water, the following processes are considered to occur within the crack: (a) HCO; /COä" equlibrium with precipitation of CaCO3 as aragonite, and (b) precipitation of Mg(OH)2.
ChemInform Abstract: Preparation and Crystal Data of the New Pyrochlores Pb2[M1.5Te0.5]O6.5 (M: Ti, Zr, Sn, Hf).
Authors: ALONSO J. A. , CASCALES C. , RASINES I.
Published: May 2016

The title compounds have been prepared by annealing in air (773 K for 3d, 923 K for 1d, 1023 K for 1d and finally 1103 (Ti), 1163 (Zr), 1203 (Hf), or 1253 (Sn) for 1 d) stoichiometric mixtures of PbO, M02 (M: Ti, Zr, Hf, Sn ‐ also used as SnO) and a slight excess of TeOz.
ChemInform Abstract: Cation Radical Chain Cyclopropanation.
Authors: STUFFLEBEME G. , LORENZ K. T. , BAULD N. L.
Published: May 2016

The reaction with diazo compounds such as (I) is studied starting from the consideration that aminium salts are able to generate small concentrations of chain‐carrying cation radicals from ionizable substrates such as (II) in cycloadditions of neutral dienic systems.
ChemInform Abstract: Ring Cleavage of N‐Alkylisoxazolium Salts by Lithium Dialkylcuprates: Synthesis of β‐Enaminoketones.
Authors: ALBEROLA A. , GONZALEZ A. M. , LAGUNA M. A. , PULIDO F. J.
Published: May 2016

Aus den N‐Alkyl‐isoxazolium‐Salzen (I) erhält man mit den Lithiumcupraten (II) die Ketoenamine (III).
ChemInform Abstract: Palladium‐Promoted Aromatic Annelation with Acetylene Dicarboxylates.
Authors: SAKAKIBARA T. , TANAKA Y. , YAMASAKI S.
Published: May 2016

Die Acetylendicarbonsäureester (II) reagieren in Gegenwart von Palladium(II)‐acetat/ Essigsäure mit den Toluidinen (I) in Benzol zu Gemischen aus den Indolen (III), den Addukten (IV) und den Naphthalinen (V).
ChemInform Abstract: The Isomerization of 1,5‐Cyclooctadiene Catalyzed by Bis(acetylacetonato)nickel(II)‐Triethyldialuminum Trichloride‐Phosphorus Ligand.
Authors: SAKAKIBARA Y. , OHEDA K. , SAKAI M. , UCHINO N.
Published: May 2016

Die Isomerisierung von 1,5‐Cyclooctadien (I) an den Ni(acac)2/AlEt3/ AICb/Phosphan‐Komplexen (II) wird reaktionskinetisch untersucht.
ChemInform Abstract: Pteridines. Part 81. Mechanism of the Photooxidation of 5,6‐Dihydro‐1,3‐dimethyl‐ 6‐thioxopteridine‐2,4(1H,3H)‐dione.
Authors: HECKEL A. , PFLEIDERER W.
Published: May 2016

The variation of reaction conditions such as the use of Methylene blue or anthracene‐9,10‐dicarbonitrile as sensitizers for singlet oxygen or for the reaction with superoxide shows that in alkaline solution the anionic title compound (II) is oxidized by singlet oxygen or O5′ to give the sulfinate (I) as the first identified product.
ChemInform Abstract: Photochemical Electron Transfer Involving 1,5‐Dithiacyclooctane.
Authors: JONES G. II , MALBA V. , BERGMARK W. R.
Published: May 2016

Excited states of benzophenone (I) are quenched by the disulfide (II) via the radical ions (III) and (IV) forming the products (V) and (VI) with low yields.
ChemInform Abstract: Mechanistic Insight into the Photoinduced Rearrangement of the Tricyclo[4.1.0.02,7]‐ heptyl Skeleton.
Authors: GASSMAN P. G. , HAY B. A.
Published: May 2016

Photolysis of (IIIa) and (IIIb) leads to the isomers (Ia) and (Ib) as the only isolable products, whereas in a previous work the rearrangement of (IIId) is observed to give a product like (IV), due to the ability of the substituent to stabilize the adjacent carbocationic center in (II).
ChemInform Abstract: N‐Hydroxypyridine‐2‐thione Esters as Radical Precursors in Kinetic Studies.
Authors: NEWCOMB M. , PARK S. U.
Published: May 2016

The ester (I) is prepared from the corresponding acid Chloride and the Na salt of N‐hydroxypyridine‐2‐thione and purified by column chromatography on silica gel (yield 66%).
ChemInform Abstract: Reduction of Ozonides by Means of Polymeric Triphenylphosphine: Simplified Synthesis of Carbonyl Compounds from Alkenes.
Authors: FERRABOSCHI P. , GAMBERO C. , AZADANI M. N. , SANTANIELLO E.
Published: May 2016

Die aus denOlefinen (II), (IV) und (VI) hergestellen Ozonide werden mit dem polymeren Phosphin (I) zu den Oxoverbindungen (III) oder (V) bzw. (VII) abgebaut.
ChemInform Abstract: "Sodium Percarbonate" (SPC) as a Hydrogen Peroxide Source for Organic Synthesis.
Authors: ANDO T. , CORK D. G. , KIMURA T.
Published: May 2016

Beschrieben wird die Verwendung von "Natriumpercarbonat" (SPC) als stabiler und sicherer Ersatz für Wasserstoffperoxid in Oxidationsreaktionen.
ChemInform Abstract: Barium Ferrate Monohydrate BaFeO4‐ H2O, a Versatile Reagent for the Oxidation of Organic Compounds Under Aprotic Condition.
Authors: FIROUZABADI H. , MOHAJER D. , ENTEZARI‐MOGHADDAM M.
Published: May 2016

Der Einsatz der Ferrate (I) bzw. (II) zur Oxidation von Alkoholen wie (III), (VI), (X) oder (XII) wird beschrieben und mit den Resultaten der Mangandioxid‐Oxidation verglichen.
ChemInform Abstract: Acetals and Ethers. Part 15. Reactivity of Mono‐ and Disubstituted Cyclic Acetals Toward Ozone in Aqueous Solution.
Authors: PIASECKI A. , SOKOLOWSKI A. , BURCZYK B. , PIASECKA K.
Published: May 2016

Die Oxidation der 1,3‐Dioxolane bzw. 1,3‐Dioxane (I) und (III) mit Ozon in wäßriger Lösung in Gegenwart von NaHCO3 wird untersucht.
ChemInform Abstract: Selective Oxidation of Saturated Hydrocarbons Using an Electrochemical Modification of the Gif System.
Authors: BALAVOINE G. , BARTON D. H. R. , BOIVIN J. , GREF A. , OZBALIK N. , RIVIERE H.
Published: May 2016

Die Oxidation der Kohlenwasserstoffe (I), (V), (VIIa) und (VIIIa) zu den Carbinolen (II), (III), (VIa), (VIIb) bzw. (VIIIb) und den Ketonen (IV), (VIb), (VIIc) oder (VIIIc) wird durch eine elektrochemische Variante der Gif‐ Reaktion erreicht.
ChemInform Abstract: Photogeneration of Carbon Monoxide and of Hydrogen via Simultaneous Photochemical Reduction of Carbon Dioxide and Water by Visible‐Light Irradiation of Organic Solutions Containing Tris(2,2′‐bipyridine)ruthenium(II) and Cobalt(II) Species as Homogeneous Catalysts.
Authors: ZIESSEL R. , HAWECKER J. , LEHN J.‐M.
Published: May 2016

CO and H2 are photogenerated by visible‐light irradiation of systems containing l. a photosensitizer, the complex (I), 2. a Co(II) species [e.g.
ChemInform Abstract: Titanium‐Mediated Reduction of Nitrobenzenes and Benzil with Dialkyl Telluride.
Authors: SUZUKI H. , HANAZAKI Y.
Published: May 2016

Die Nitrobenzole (I) lassen sich in guten Ausbeuten mit Dialkyltelluriden in Gegenwart von Titantetrachlorid zu den Anilinen (II) reduzieren.
ChemInform Abstract: Reactions of cis‐Silyl Tin Olefins: (anti‐Denmark) Nazarov Cyclization of β‐Silyl Divinyl Ketones.
Authors: CHENARD B. L. , VAN ZYL C. M. , SANDERSON D. R.
Published: May 2016

Die Acetylene (I) addieren die Trialkylsilylzinn‐Derivate (II) zu den Olefinen (III), deren Stannylrest mit den Säurechloriden (IV) in Gegenwart von Pd‐Komplexen zu den Acylverbindungen (V) substituiert werden kann.
ChemInform Abstract: Remarkable Hypervalent Organic Polyhalogen Species Prepared.
Authors: DAGANI R.
Published: May 2016

Bei der Einwirkung von Polyfluoralkenen auf Tris‐(dimethylamino)‐sulfoniumtrimethyldifluorsiliconat in THF oder Acetonitril erhält man nach den Angaben einer Arbeitsgruppe bei Du Pont die perfluorierten Carbanionsalze (I), die sich mit den perfluorierten Alkyliodiden (II) zu den Hypervalenzverbindungen (zweifachkoordinierte 10‐Elektronen Iodinanidsalze) (III) umsetzen.
ChemInform Abstract: Jasmonoids. Part 1. Dicarbanions Alkylation Approach to Synthesis of Z‐Jasmone/ Dihydrojasmone.
Authors: REDDY R. T. , NAYAK U. R.
Published: May 2016

Das Lacton (I) wird zu (III) substituiert und dann nach alkalischer Spaltung zu (IV) durch Oxidation mit PCC in die Diketone (V) umgewandelt.
ChemInform Abstract: Favorskii Reaction of 2‐Bromobicyclo[3.3.1]nonan‐3‐one.
Authors: ITOOKA T. , MATOBA K. , YAMAZAKI T. , MURAOKA O. , MOMOSE T.
Published: May 2016

Die Favorskii‐Umlagerung des 2ß‐ (II) bzw. Za‐Brom‐bicyclononans (III) mit Natriummethanolat in Methanol oder Dimethoxyethan (DME) bei 0°C führt stereospezifisch zu dem exo‐ Ester (V).
ChemInform Abstract: Dimethylenebicyclo[1.1.1]pentanone.
Authors: DOWD P. , PAIK Y. H.
Published: May 2016

Das Bis‐chlormethyl‐tricyclopentanon (I) wird in das Acetal (II) übergeführt und dann mit den Hydrazinen (III) zu den cyclischen Hydrazonen (IVa) und (IVb) kondensiert.
ChemInform Abstract: Rapid Synthesis of Aldehyde Acetals.
Authors: KROSHTAL' G. V. , DVORZHAK D. , ARNOL'D Z. , YANOVSKAYA L. A.
Published: May 2016

Die Acetarlisierung der Aldehyde (I) bzw. (IV) mit Triethylorthoformiat (II) zu den Acetalen (III) bzw. (V) verläuft in Gegenwart von Perchlorsäure im Vergleich zu der Ammoniumnitrat‐katalysierten Reaktion schnell und liefert hohe Ausbeuten.
ChemInform Abstract: Nucleophilic Addition of Secondary Amines to Alkynylanthraquinones.
Authors: PISKUNOV A. V. , MOROZ A. A. , SHVARTSBERG M. S.
Published: May 2016

Nucleophilic Addition of Secondary Amines to Alkynylanthraquinones.
ChemInform Abstract: Exclusive Cyclization at Sulfur in Photolysis of β‐[(o‐Arylthio)phenyl]vinyl Bromides.
Authors: KITAMURA T. , KAWASATO H. , KOBAYASHI S. , TANIGUCHI H.
Published: May 2016

Im Gegensatz zu den entsprechenden Sauerstoff‐Analoga entstehen bei der Photolyse der Thioethervinylbromide (I) ausschließlich die Benzothiophene (II) und die Phenanthrobenzothiophene (III).
ChemInform Abstract: Reactivity of Pyrrole Pigments. Part 8. Preparation of 5(2H)‐Dipyrrylmethanones from 5(1H)‐Pyrromethenones by Reduction with Sodium Dithionite.
Authors: FARRERA J. A. , RIBO J. M. , SERRA X. , TRULL F. R.
Published: May 2016

The pyrromethenones (I) are reduced to afford the dipyrrylmethanones (II) in fair to high yields.
ChemInform Abstract: Condensed Heteroaromatic Ring Systems. Part 6. Synthesis of Indoles and Pyrrolopyridines from o‐Nitroarylacetylenes.
Authors: SAKAMOTO T. , KONDO Y. , YAMANAKA H.
Published: May 2016

Ausgehend von den Bromnitroaromaten (I), (VIII) und (XI) sowie dem Chlorcyanopyridin (XIV) werden auf den im Schema angegebenen Wegen die Indole (IV) bzw. die Pyrrolopyridine (X), (XIII) und (XVII) hergestellt.
ChemInform Abstract: Facile Method for Preparation of 2‐Substituted Pyrimidin‐4(3H)‐ones by Retro Diels‐Alder Reaction.
Authors: STAJER G. , SZABO A. E. , BERNATH G. , SOHAR P.
Published: May 2016

Das Azatricyclononen (I) reagiert mit den Imidaten (II) unter Ringerweiterung zu den Tricyclen (III).
ChemInform Abstract: Cycloaddition of Benzodiazepine Nitrones to Alkynes: Synthesis and X‐Ray Analysis of Some Tricyclic Quinoxalines.
Authors: CAPOZZI G. , OTTANA R. , ROMEO G. , SINDONA G. , UCCELLA N. , VALLE G.
Published: May 2016

Reaction of the alkynes (I) with the nitrone (II) in THF at 65°C yields the tricyclic quinolines (III), in part together with the intermediates (IV).
ChemInform Abstract: Synthesis and Ammonium Cryptate of Dissymmetric Cylindrical Macrotricycle Containing Crown Ether and Cyclophane Units.
Authors: SAIGO K. , LIN R.‐J. , KUBO M. , YOUDA A. , HASEGAWA M.
Published: May 2016

Die Synthese des "zylindrischen" Kryptanden (V) wird beschrieben.
ChemInform Abstract: New Precursors to Silafluorenes.
Authors: COREY J. Y. , CHANG L. S.
Published: May 2016

Es wird die Metallierung der Biphenyle (II) oder (V) zur Synthese der Silafluorene (III) bzw. (VI) beschrieben.
ChemInform Abstract: Synthesis of Spirocyclosiloxanes by Flash Vacuum Pyrolysis of 2,7‐Dimethyl‐ 2,3:7,8‐diepoxy‐5‐silaspiro[4.4]nonane and Cyclosiloxanes.
Authors: JUENGST C. D. , WEBER W. P. , MANUEL G.
Published: May 2016

Flash‐Vakuum‐Pyrolyse (FVP) von Gemischen aus dem Spirosilanonan (IV) und den Cyclosiloxanen (III) oder (VI) liefert die Spirocyclosiloxane (V) bzw. (VII).
ChemInform Abstract: On the Reaction of Phosphorus Pentachloride 1‐Alkene Adducts with Arsenic Trifluoride.
Authors: FRIDLAND S. V. , MIFTAKHOV M. N. , DMITRIEVA N. V.
Published: May 2016

Das Additionsprodukt von Phosphorpentachlorid an die Alkene (I) reagiert in Benzol in Gegenwart von Arsentrifluorid nach Art einer Friedel‐Crafts‐Alkylierung je nach Temperatur zu den Alkylbenzolen (III) sowie dem Alkenylphosphortetra?uorid (II) oder den AIkylphosphonsäuredifluoriden (IV).
ChemInform Abstract: Synthesis of Vinylic Tellurides.
Authors: DABDOUB M. J. , DABDOUB V. B. , COMASSETO J. V. , PETRAGNANI N.
Published: May 2016

Beschrieben werden verschiedene im Schema angegebene Methoden zur Synthese der im Titel genannten Verbindungen (IV), (VI), (VIII), (IX), (XI), (XV) und (XVIII) unter Verwendung nucleophiler und elektrophiler Tellurverbindungen.
ChemInform Abstract: Identification of Some Intermediates in the Titanocene‐Catalyzed Dehydrogenative Coupling of Primary Organosilanes.
Authors: AITKEN C. T. , HARROD J. F. , SAMUEL E.
Published: May 2016

The dehydrogenative polymerization of the silane (II) under the catalytic influence of the titanocene (I) is investigated by NMR spectroscopy.
ChemInform Abstract: Reaction of Zirconocene Dichloride with Alkyllithiums or Alkyl Grignard Reagents as a Convenient Method for Generating of "Zirconocene" Equivalent and Its Use in Zirconium‐Promoted Cyclization of Alkenes, Alkynes, Dienes, Enynes, and Diynes.
Authors: NEGISHI E. , CEDERBAUM F. E. , TAKAHASHI T.
Published: May 2016

Dicyclopentadienyl‐dichlorzirconium (I) reagiert mit Lithiumalkylen oder Grignard‐Verbindungen (II) zu den Derivaten (III), die mit dem Silyl‐1‐hepten‐6‐in (IV) den Bicyclus (V) bilden.
ChemInform Abstract: Reactivity of Mixed Cyclometalated Palladium Compounds Containing the [2‐Me2NC6H4C(H)SiMe3] Monoanion.
Authors: MAASSARANI F. , PFEFFER M. , SPEK A. L. , SCHREURS A. M. M. , VAN KOTEN G.
Published: May 2016

Depending on the nature of the SR; ligand the reactions of the mixed cyclometalated compound (I) with (II) provide either the transmetalation products (III) and (IV) or the novel compound (V).
ChemInform Abstract: Water‐Soluble Active Ester Method. (Part 2. Synthesis of Oligopeptides by Using p‐ Dialkylsulfoniophenyl Esters.
Authors: KOUGE K. , KOIZUMI T. , OKAI H.
Published: May 2016

Reaction of the sulfonium salts (I) with benzyl‐ oxycarbonyl Chloride (II) yields the benzylcarbonates (III), of which (IIIa) and (IIIc) are soluble in water (30%).
ChemInform Abstract: 6‐Methoxy‐3‐propenyl‐2‐pyridine Carboxylic Acid: A New Pyridine Alkaloid from Melochia corchorifolia.
Authors: BHAKUNI R. S. , SHUKLA Y. N. , THAKUR R. S.
Published: May 2016

Aus ethanolischen Extrakten der oberirdischen Pflanzenteile von Melochia corchorifolia Linn.
ChemInform Abstract: 2′‐Deoxyribofuranosides of 6‐Oxoallopurinol and of Related 4,6‐Disubstituted Pyrazolo[3,4‐d]pyrimidines.
Authors: SEELA F. , MENKHOFF S.
Published: May 2016

The nucleobase derivatives (I) are glycosylated by the halogenose (II), using phase transfer catalysis, to yield the N‐glycosyl derivatives (III).
ChemInform Abstract: Total Synthesis of Tetracycline.
Authors: WASSERMAN H. H. , LU T.‐J. , SCOTT A. I.
Published: May 2016

Anhydrotetracycline (II), which can be prepared by a reported 12a‐hydroxylation of ( ‐ )‐(I), is photooxidized in water‐cooled CHCl3 with meso‐tetraphenylporphine (TPP) as sensitizer.
ChemInform Abstract: Characterization of Vapor‐ Deposited Tin‐Doped Indium Oxide Films.
Authors: ENLOE J. H. , WIRTZ G. P.
Published: May 2016

Polycrystalline Sn‐doped In2O3 films have been vapor deposited on Y2O3‐stabilized ZrO2 substrates by an electrochemical technique.
ChemInform Abstract: Cathode Performance Improvement in Calcium‐Thionyl Chloride Cells.
Authors: WALKER C. W. JUN. , WADE W. L. JUN. , BINDER M. , GILMAN S.
Published: May 2016

Four types of porous carbon cathodes have been studied in flooded Ca/SOCI; cells: 1) Shawinigan acetylene black (SAB), 2) SAB treated with acetone (ASAB), 3) Black Pearls 2000 treated with acetone (ABP), and 4) a blend of 75% SAB and 25% ABP.
ChemInform Abstract: Performance Study of a Fuel Cell Pt‐on‐C Anode in Presence of CO and CO2, and Calculation of Adsorption Parameters for CO Poisoning.
Authors: DHAR H. P. , CHRISTNER L. G. , KUSH A. K. , MARU H. C.
Published: May 2016

The polarization of a fuel cell Pt/ Canode has been mearsured under conditions similar to that of an operating fuel cell at atmospheric pressure (100 Wt.‐% H3PO4, 190°C) in the presence of H2 and mixtures of H2, CO2, and CO.
ChemInform Abstract: Electroreduction of Ce3+ at Mercury Electrode in Aqueous Media.
Authors: BARRERA M. , LOPEZ PALACIOS J.
Published: May 2016

Two techniques (tast polarography and voltammetry on the HMDE) have been used to obtain new information about the nature of the reduction polarographic waves of Ce" in aqueous solution.
ChemInform Abstract: Electrochemical Reduction of Oxygen at Platinum Electrodes in KOH Solutions
Authors: PARK S.‐M. , HO S. , ARULIAH S. , WEBER M. F. , WARD C. A. , VENTER R. D. , SRINIVASAN S.
Published: May 2016

Temperature and Concentration Effects have been studied using rotating disk (RDE) and ring‐disk electrode (RRDE) techniques.
ChemInform Abstract: Gas‐Phase Composition Effects on the Iron Sulfide Scaling Reaction.
Authors: ORCHARD J. P. , YOUNG D. J.
Published: May 2016

Pure iron has been sulfidized in H2S/H2/N2 gas mixtures (corresponding to p(S2) = 6.5·10‐5‐6.5·10‐1 Pa at temp. in the range 793‐1073 K. It is shown that the source of reactant sulfur is H2S rather than S2 and that the reaction proceeds via a heterogeneous reaction on the solid sulfide surface, which is slow in reaching equilibrium.
ChemInform Abstract: Oxides of Type A[(TO)n]: NaLi3SiO4, NaLi3GeO4, and NaLi3TiO4.
Authors: NOWITZKI B. , HOPPE R.
Published: May 2016

Single crystals of the compounds have been prepared as shown in the scheme.
ChemInform Abstract: New Alkali Metal Oxoferrates(III): Cs2Na10[(FeO3)4].
Authors: LUGE R. , HOPPE R.
Published: May 2016

The title compound (III) has been prepared as shown in the scheme.
ChemInform Abstract: Effect of Meso Substituents on Exchange‐Coupling Interactions in p‐Oxo Iron(III) Porphyrin Dimers.
Authors: HELMS J. H. , TER HAAR L. W. , HATFIELD W. E. , HARRIS D. L. , JAYARAJ K. , TONEY G. E. , GOLD A. , MEWBORN T. D. , PEMBERTON J. R.
Published: May 2016

Exchange‐coupling constants for (Ia)‐(Id) investigated by variable‐temp.
ChemInform Abstract: Synthesis and Solution Structure of [Va13]‐HC Toxin by 1H and 13C NMR Relaxation Parameters.
Authors: MASCAGNI P. , PRUGNOLA A. , GIBBONS W. A. , NICCOLAI N.
Published: May 2016

The title compound (II) is synthesized starting from the linear tetrapeptide ester (Ia) via the intermediates (Ib) and (Ic) (no yields given).
ChemInform Abstract: Structure, Conductivity, and Magnetic Properties of (Phthalocyaninato)nickel(II) Bromide.
Authors: PALMER S. M. , STANTON J. L. , HOFFMAN B. M. , IBERS J. A.
Published: May 2016

The title compound has been prepared by the oxidation of phthalocyaninatonickel with Br2.
ChemInform Abstract: Electrochemical Behaviour of Acyclic and Macrocyclic Complexes of Nickel(II), Copper(II) and Uranyl(VI).
Authors: ZANELLO P. , CINQUANTINI A. , GUERRIERO P. , TAMBURINI S. , VIGATO P. A.
Published: May 2016

The electrochemical behavior of a series of the mononuclear, homo‐ and hetero‐dinuclear Complexes (I)‐(V) with acyclic and cyclic compartmental ligands, prepared by known methods, is investigated.
ChemInform Abstract: Benzohydrazides, Benzothiohydrazides, and Benzamidrazones as Sources of 1,3,4(2H)‐Oxadiazolinones, 1,3,4(2H)‐Thiadiazolinones, and 1,2,4(5H)‐ Triazolinones.
Authors: BARNISH I. T. , FUNG S. C. , GIBSON M. S. , KHAN S. R. , PAWALCHAK G. A. , TSE K. M.
Published: May 2016

Die Ringschlußreaktionen der Benzohydrazide (I), der Benzothiohydrazide (III) oder der Benzamidrazone (V) führen zu den Oxa‐ oder Thiadiazolinonen bzw. Triazolinonen (II), (IV) oder (VI).
ChemInform Abstract: Photoinduced Radical Formation of Bis(phthalocyaninato)lanthanoid(III) in a Solvent Mixture of Dichloromethane and Acetonitrile.
Authors: KASUGA K. , MORIMOTO H. , ANDO M.
Published: May 2016

Upon photoirradiation ‐ (Ä 320 nm) of the complexes (I) in a solvent mixture of CH2Cl2 and MeCN absorption and ESR measurements confirm the formation of a radical species of phthalocyanine.
ChemInform Abstract: The High Pressure Mediated Reaction of π‐Excessive Heterocycles with Maleic Anhydride Derivatives: A Synthetic Approach to Cantharidin Analogues.
Authors: MATSUMOTO K. , HASHIMOTO S. , IKEMI Y. , OTANI S. , UCHIDA T.
Published: May 2016

Das Dimethoxyfuran (I) reagiert mit den Anhydriden (II) unter Druck zu den instabilen Addukten (III), die durch katalytische Hydrierung in die gesättigten Tricyclen (IV) übergeführt werden.
ChemInform Abstract: The Role of Copper(II) Salts in the Oxidation of Ary1‐Substituted Alkenes by Peroxydisulphate Anion.
Authors: DOBSON P. , NORMAN J. A. , THOMAS C. B.
Published: May 2016

Reaction method A) is found to represent the best conditions for the title reaction of the alkenes (I) and (VIII).
ChemInform Abstract: Studies Directed Toward the Synthesis of Conformationally Restricted Neurotransmitter Analogs: The Addition of N‐Hydroxyimides to Ethyl Propiolate.
Authors: BREAUX E. J.
Published: May 2016

Die N‐Hydroxyimide (I) addieren den Propiolsäureester (II) zu einem Gemisch der Isomeren (III) und (IV).
ChemInform Abstract: Esterification of Maleanilic Acids: Intramolecular Esterification Through Imidate Ester.
Authors: KUMAR B. , VERMA R. K. , SINGH H.
Published: May 2016

The reaction mixture, obtained from the acids (I) and SOCl2, when quenched v′vith H2O or alcohol, does not yield the corresponding esters but the compounds (II).
ChemInform Abstract: Synthesis and Properties of 2‐Nitrosopolyfluoroalkylfluorosulfates.
Authors: FOKIN A. V. , RAPKIN A. I. , CHILIKIN V. G. , VERENIKIN O. V. , STUDNEV YU. N.
Published: May 2016

Nitrosylfluorsulfonsäure (I) reagiert mit den Fluorolefinen (II) zu den Nitrosylfluoralkylfluorsulfonaten (III), die überschüssiges (II) z.Tl. bereits bei der Darstellung zu den Oxazetidinen (IV) oder zu Polymeren addieren.
ChemInform Abstract: Reactions of Bromine and Cyclohexene in Aqueous Media. Selectivity of Bromohydrine vs. Dibromo Adduct Formation.
Authors: ZABICKY J. , NUTKOVITCH M.
Published: May 2016

Die Brom‐Addition an Cyclohexen (I) in Wasser führt in Abhängigkeit von den Reaktionsbedingungen mit hoher Selektivität entweder zu dem Bromhydrin (II) oder zu dem Dibromid (III).
ChemInform Abstract: Fluoroindenes. Part 8. Synthesis of Polyfluoroindenes Containing Chlorine in the Aromatic Ring by Dehalogenation of Products Resulting from the Reaction of 1‐Chlorononafluoroindane with LiCl.
Authors: KARPOV V. M. , PLATONOV V. E. , YAKOBSON G. G.
Published: May 2016

Durch Reaktion von 1‐Chlor‐nonafluorindan (I) mit Lithiumchlorid wird ein Gemisch der Di‐ und Trichlorindane (II)‐(IV) mit den Dimethylaminoderivate (V)‐(VIII) aus der Reaktion mit dem Lösungsmittel erhalten.
ChemInform Abstract: Reaction of 1‐Alkyl‐2‐aryl‐3‐(2‐methyl‐2,3‐epoxypropionyl)aziridines with Boron Trifluoride Etherate in Methanolic Solution.
Authors: ZVONOK A. M. , KUZ'MENOK N. M. , TISHCHENKO I. G.
Published: May 2016

Die Aziridinylketone (I) bilden mit Bortrifluoridetherat in Abhängigkeit von der Raumerfüllung der Substituenten des Aziridinstickstoffs und der cis‐ oder trans‐Ständigkeit der Substituenten am Azirid instickstoff die Bortrifluoridkomplexe (II) oder unter Öffnung des Aziridin‐ bzw. des Oxiranringes die Verbindungen (III)‐(V).
ChemInform Abstract: Investigation of the Thermal Decomposition of Azido‐dithienyl‐ethenes and ‐ethanes.
Authors: FARNIER M. , BROST M. , HANQUET B. , GUILARD R.
Published: May 2016

Bei der Thermolyse der isomeren Dithienyl‐ethylen‐azide (I) entstehen unter Stickstoffabspaltung die Ringschlußprodukte (II), während die isomeren Azide (III) lediglich zu den Aminen (IV) zersetzt werden.
ChemInform Abstract: Condensed Heteroaromatic Ring Systems. Part 10. Synthesis of Benzindoles from o‐ Bromonaphthylamines.
Authors: SAKAMOTO T. , KONDO Y. , YAMANAKA H.
Published: May 2016

Die Palladium‐katalysierte Kupplung der drei isomeren Brom‐naphthylcarbamate (I), (V) und (VIII) mit den Acetylenen (II) liefert die Ary lalkine (III), (VI) und (IX), die direkt als Rohprodukte mit Natriumethanolat in Ethanol zu den isomeren Benzindolen (IV), (VII) und (X) cyclisiert werden.
ChemInform Abstract: Synthesis of Halogenated Hydrazone Derivatives and Their Applicability in the Preparation of 4‐Chloropyrazoles.
Authors: BARLUENGA J. , IGLESIAS M. J. , MUNIZ L. , GOTOR V.
Published: May 2016

Aus den Imino‐hydrazonen (I) erhält man mit NCS die Chlorverbindungen (II), die unter saurer Katalyse zu den 4‐Chlor‐pyrazolen (III) cyclisiert werden.
ChemInform Abstract: Isothiocyanate‐Mediated Condensation of N‐Acyl‐α‐amino Acids with Aromatic Aldehydes: One‐Pot Synthesis of 1,2‐Disubstituted 4‐Arylmethylene‐2‐imidazolin‐ 5‐ones.
Authors: ASHARE R. , MUKERJEE A. K.
Published: May 2016

The reaction of the acid (I) with the aromatic aldehydes (II) in the presence of the isothiocyanate (III) yields the title compounds (IV) as main products.‐ In addition to (IV), the formation of (Z)‐alkenamides and/or (Z)‐azlactones or N‐ substituted N‐acyl‐a‐aminoacylamides is observed.
ChemInform Abstract: Chemical Reactions of Cycloalkanespirohydantoins. Part 3. Acid Catalyzed Reaction of 4‐Hydroxy‐2‐imidazolidinones. Preparation of Bis(1,3‐diaza‐2‐oxospiro[4,5]decyl‐4)ether.
Authors: PEDREGAL C. , ESPADA M. , SALAZAR L. , ELGUERO J.
Published: May 2016

Aus den N‐Alkyl‐spirohydantoin‐Derivaten (I) erhält man beim Erhitzen mit Trifluoracetanhydrid in Gegenwart von Trifluoressigsäure über die Salze (II) die Einsch.iebungsprodukte (III) und daneben den symmetrischen Ether (IV).
ChemInform Abstract: Synthesis of 1H‐Imidazo[1,2‐a]imidazole.
Authors: COMPERNOLLE F. , TOPPET S.
Published: May 2016

2‐Amino‐imidazol (I) wird durch das Bromacetaldehydacetal (II) in l‐Stellung zu dem Acetal (III) substituiert, das salzsauer zum 1H‐Imidazo[1,2‐a]imidazol‐hydrochlorid (IV) cyclisiert.
ChemInform Abstract: Fused Thiazoles: Synthesis and Antifungal Activity of 2‐Arylidenethiazolo[3′,2′ :1,2]imidazo[5,4‐b]pyridin‐3(2H)‐ones, 2‐Arylidenethiazolo[3,2‐a]benzimidazol‐3(2H)‐ones and 6‐Arylidenethiazolo[3,2‐b]‐s‐triazol‐5(6H)‐ones.
Authors: PRASAD A. R. , RAO A. N. , RAMALINGAM T. , SATTUR P. B.
Published: May 2016

Title compounds of type (III) and (VII) are synthesized as showh in the scheme and screened for antifungal activity.
ChemInform Abstract: Reinvestigation of the Reported Preparation of 3‐(4‐Nitrophenyl)thiazolo[2,3‐c][1,2,4]triazepines.
Authors: PEET N. P. , SUNDER S.
Published: May 2016

Aus dem Nitrophenyl‐thiazolyl‐hydrazin (I) entstehen mit den Dioxoverbindungen (II) die Pyrazolyl‐Derivate (III).
ChemInform Abstract: A Modified Synthesis of 4‐Chloromethylthiazoles.
Authors: MARZONI G.
Published: May 2016

1,3‐Dichloraceton (I) reagiert mit den Thioamiden (II) in Gegenwart von Bicarbonat zu den Hydroxy‐ehlormethyl‐thiazolidinen (III), die mit verschiedenen Säurechloriden zu den 2‐substituierten 4‐Chlormethyl‐thiazolen (IV) dehydratisiert werden.
ChemInform Abstract: Synthesis of Substituted 2‐(1′,3′,4′‐Oxadiazol‐2′‐yl)indoles.
Authors: SINNUR K. H. , SIDDAPPA S. , HIREMATH S. P. , PUROHIT M. G.
Published: May 2016

Aseries of title compounds of type (IV), (VII) and (IX) is synthesized starting from the hydrazides (I).
ChemInform Abstract: Synthesis and H2‐Antagonistic Activity of N3,N5‐Substituted 1,2,4‐Oxadiazole‐ 3,5‐diamines.
Authors: KRAEMER I. + , SCHUNACK W.
Published: May 2016

Das nach dem Formelschema dargestellte Oxadiazol (III) kondensiert mit dem Amin (IV) in der Schmelze zu (V).
ChemInform Abstract: Synthesis and Properties of Tetrazolium N‐Phenacylides.
Authors: MODERHACK D. , LEMBCKE A.
Published: May 2016

The tetrazolium salts (III) or (IV) are prepared from the tetrazoles (I) as shown in the scheme and converted to the N‐ylides (V) or (VI) which are then submitted to standard ylide reactions.
ChemInform Abstract: Synthesis of 2,3‐Diphenyl‐4H‐benzofuro[3,2‐g]furo[3,2‐c][1]benzopyran‐4‐ones and 2,3‐Diphenyl‐4H‐benzofuro[3,2‐g]pyrrolo[3,2‐c][1]benzopyran‐4‐ones.
Authors: AHLUWALIA V. K. , ADHIKARI R. , SINGH R. P.
Published: May 2016

Die im Titel genannten Verbindungen (VI) werden gemäß Schema aus den Benzofuran‐Derivaten (I) hergestellt.