bluuebunny/crossref_metadata_2025 huggingface dataset:
ChemInform Abstract: A Novel Method for Rapid, Non‐Aqueous tert‐Butoxycarbonylation of Some 17O‐Labeled Amino Acids and 17O‐NMR Parameters of the Products.
Authors: PONNUSAMY E. , FOTADAR U. , SPISNI A. , FIAT D.
Published: May 2016

′7O‐Markierte Aminosäuren (I) werden durch Di‐tert.‐butyl‐dicarbonat (II) ohne Verlust der ′70‐ 43 4 Markierung acyliert.
ChemInform Abstract: Pentafulvenes by Aminomethinylation of Cyclopentadiene.
Authors: KREUTZBERGER A. , KOLTER K.
Published: May 2016

Durch die aufgeführte Dreikomponentenreaktion gelingt es, die Pentafulvene (IV) zu synthetisieren.
ChemInform Abstract: A New, Simple Synthesis of Di‐tert‐butylketene.
Authors: HOFMANN P. , MOYA L. A. P. , KAIN I.
Published: May 2016

Di‐tert.‐butylketon (I) wird mit Dichlormethyllithium zum Chloraldehyd (II) umgesetzt, aus dem nach Bromierung und Reduktion das Keten (V) erhalten wird.
ChemInform Abstract: Syntheses of Mercaptobenzoic Acids and Mercaptopyridines Using Elemental Sulfur in the Presence of NaOH‐KOH.
Authors: KAMIYAMA T. , ENOMOTO S. , INOUE M.
Published: May 2016

Die Chlorbenzoesäuren (I) und die Chlorpyridine (IV) lassen sich durch Umsetzung mit elementaren Schwefel bzw. Selen in einer KOH/NaOH‐ Schmelze zu den entsprechenden Mercapto‐ bzw. Seleno‐Derivaten (II) und (V) bzw. (III) und (VI) umsetzen.
ChemInform Abstract: Dimethylboron Bromide Interconversion of Protecting Groups: Preparation of MTM Ethers, O,S‐Acetals and Cyanomethyl Ethers.
Authors: MORTON H. E. , GUINDON Y.
Published: May 2016

Einwirkung von Dimethylborbromid (II) auf die MOM‐ (I) und MEM‐Ether (V) und nachfolgende Reaktion der in‐ 56 termediär gebildeten Brommethylether (XV) mit Methylmercaptan/ Diisopropyl ethylamid (III) liefert in sehr guten Ausbeuten die Methylthioether (IV).
ChemInform Abstract: Study on the Transannular Lead Tetraacetate Oxidation of Some Medium‐Sized Ring Diketone Bis(arylhydrazones).
Authors: MALAMIDOU‐XENIKAKI E. , ALEXANDROU N. E.
Published: May 2016

Die Bis(arylhydrazone) (I) reagieren nach A) hauptsächlich unter Bildung der Bicyclen (II).
ChemInform Abstract: Reactions of p‐Toluenesulfinic Acid with Dialkoxy or Diamino Sulfides and Disulfides.
Authors: OKAWARA T. , YAMASAKI T. , SATO K. , MIYAZAKI H. , FURUKAWA M.
Published: May 2016

Die Umsetzung von Toluolsulfinsäure (III) mit Dialkoxysul?den (Ia) und ‐disulfiden (Ib) sowie mit Diaminosul?den (IVa) und ‐disulfiden (IVb) führt zu den Tosylsul?den und ‐disulfiden (II) bzw. (V).
ChemInform Abstract: An Easy, High‐Yield Synthesis of Highly Chlorinated Mono‐, Di‐ and Triarylmethanes.
Authors: BALLESTER M. , RIERA J. , CASTANER J. , ROVIRA C. , ARMET O.
Published: May 2016

Die Friedel‐Crafts‐Alkylierung von chlorierten Benzolen (I) mit Chloroform führt in Abhängigkeit vom Molverhältnis zu Benzalchlorid (IIa), Diarylchlormethan (III) oder Triarylmethanen (IV).
ChemInform Abstract: [2.2]Indenophane Dianion: A Novel Double‐Layered Dianion.
Authors: FRIM R. , RAULFS F.‐W. , HOPF H. , RABINOVITZ M.
Published: May 2016

The compound (IV) is synthesized starting from the dia1dehyde(I) as indicated in the scheme.
ChemInform Abstract: Synthesis of 1,2,3,4‐Tetrafluoro‐ and 1,2,3,4,5,6,7,8‐Octafluoroanthracenes via Cycloaddition Reversion.
Authors: CANTRELL G. L. , FILLER R.
Published: May 2016

Die Cycloaddition von Tetracyclon (II) an Tetrafluorbenzobarrelen (I) sowie Tetrafluor‐ und Octa?uordibenzobarrelen (Va) und (Vb) liefert über die nicht isolierten Primärprodukte nach CO‐Eliminierung und Retrospaltung jeweils neben dem Tetraphenylbenzol (IV) das Tetrafluornaphthalin (III) sowie die Anthracene (VI).
ChemInform Abstract: 3‐Bromo‐1,3‐diacyl‐2‐pyrrolidones: Reactions of α‐Bromo‐β‐dicarbonyl Systems with Amines.
Authors: STAMM H. , GAILIUS V.
Published: May 2016

Mit Triethylamin und Pyrrolidin wird aus (I) ausschließlich das enthalogenierte und mit Morpholin überwiegend das enthalogenierte Produkt (II) erhalten; die Umsetzung mit o‐Phenylendiamin führt dagegen glatt zum Substitutionsprodukt (IV).
ChemInform Abstract: Position‐ and Regioselectivity of Novel [3 + 2] Cycloaddition Reactions of Nitrones and a Nitrile Oxide to Butatrienes.
Authors: GOTTHARDT H. , JUNG R.
Published: May 2016

Die Additionen der Nitrone (I) und des Nitriloxids (VI) an die Butatriene (II) oder (IV) ergeben die Cycloaddukte (III), (V), (VII), (VIII) und (X).
ChemInform Abstract: A Simple Synthesis of Isoxazole‐5‐carboxylic Acid.
Authors: SPIEGLER W. , GOETZ N. +
Published: May 2016

Trichloracetylchlorid (I) wird an Ethyl‐vinylether (II) addiert und mit Hydroxylamin zum Isoxazolin (V) umgesetzt.
ChemInform Abstract: Synthesis of the Erythrinan Skeleton by Acid‐Promoted Cyclization of N‐(3‐Oxo‐1‐cyclohexen‐1‐yl)‐N‐[2‐(3,4‐dimethoxyphenyl)ethyl]‐α‐(methylsulfinyl)acetamide.
Authors: ISHIBASHI H. , HARADA S. , SATO K. , IKEDA M. , AKAI S. , TAMURA Y.
Published: May 2016

Aus den Aminocyclohexenonen (I) werden über die Methylthioacetyl‐ Derivate (III) die Methylsulfinyl‐Derivate (IV) hergestellt, die zu den Tetrahydroindoldionen (V) cyclisiert werden.
ChemInform Abstract: Antidiabetic Active Components. Part 4. Trifluoromethyl Substituted 2‐(4‐Toluidino)pyrimidines.
Authors: KREUTZBERGER A. , GILLESSEN J.
Published: May 2016

Durch Umsetzung von 4‐Tolylguanidin (I) mit den β‐Diketonen (II) in Gegenwart von Natriumcarbonat im Schmelz?uß erhält man die Pyrimidin‐ Derivate (III), die antidiabetische, antimykotische, trichomonazide, herbizide und insektizide Wirkungen besitzen.
ChemInform Abstract: Furo[3,2‐b]indole Derivatives. Part 2. Synthesis and Analgesic and Antiinflammatory Activities of 4‐Alkoxycarbonyl‐2‐morpholinocarbonylfuro‐[3,2‐b]indole Derivatives.
Authors: NAKASHIMA Y. , KAWASHIMA Y. , SATO M. , OKUYAMA S. , AMANUMA F. , SOTA K. , KAMEYAMA T.
Published: May 2016

Die aus (Ia) zugänglichen Morpholide (Ib) werden zu den Urethanen (III) acyliert, die auf analgetische und entzündungshemmende Wirkung geprüft werden.
ChemInform Abstract: An Efficient Method for the Preparation of 3‐(Substituted Thiomethyl)‐ 7‐aminocephalosporins.
Authors: SAIKAWA I. , TAKANO S. , MOMONOI K. , TAKAKURA I. , TANAKA K. , KUTANI C.
Published: May 2016

Die Thiomethyl‐3‐cepheme (III) lassen sich aus dem Acetat (I) und den Thiolen (II) unter BF3‐Katalyse herstellen.
ChemInform Abstract: 10‐Alkenylphenothiazines. Part 1. Synthesis and cis,trans‐Isomerization of 10‐Propenylphenothiazines.
Authors: ANFINOGENOV V. A. , NAPILKOVA O. A. , SIROTKINA E. E. , FILIMONOV V. D. , OGORODNIKOV V. D.
Published: May 2016

Das 10‐Allylphenothiazin (I) isomerisiert bei der Behandlung mit Kalium‐tert.‐butylat oder Kaliumhydroxid oder Natriumhydroxid in Dimethylsulfoxid bei mäßigen Temperaturen zum cis‐isomeren l0‐Propenylphenothiazin (II).
ChemInform Abstract: Synthesis of Halogeno Derivatives of Dinucleotide Analogs.
Authors: GOLANKIEWICZ K. , WOJTOWICZ H.
Published: May 2016

The dinucleotide analogs (I) were prepared, as described earlier, by alkylation of 5‐chloro‐bis(trimethylsilyl)uracil with the corresponding l w‐bromotrimethylene)‐5‐alkyIuracils (yields 18‐63%).
ChemInform Abstract: Research on New Psychotropic Agents. Part 2. Synthesis and Pharmacological Activity of 5H‐Pyrrolo[1,2‐b][1,2,5]benzotriazepine.
Authors: STEFANCICH G. , ARTICO M. , CORELLI F. , MASSA S. , PANTALEONI G. C. , PALUMBO G. , FANINI D. , GIORGI R.
Published: May 2016

Das o‐Phenylendiamin‐Derivat (I) reagiert mit Säurechloriden (II) zu den Amiden (III), die zu den Pyrrolo‐benzotriazepinen (IV) cyclisiert werden können.
ChemInform Abstract: Regioselective Diazepine Formation from 3‐Azidopyridines: The First Examples of Monocyclic 2H‐1,4‐Diazepines.
Authors: SAWANISHI H. , TSUCHIYA T.
Published: May 2016

Während bei der Photolyse der 2‐unsubstituierten bzw. der 2,4‐disubstituierten 3‐Azido‐pyridine (V) bzw. (III) die 5H‐1,3‐Diazepine (VI) bzw. (IV) entstehen, werden bei der Photolyse der 2‐substituierten und 4‐unsubstituierten Azide (I) die 2H‐1,4‐Diazepine (II) gebildet.
ChemInform Abstract: Bicyclic Vinyl Sulfides by Ring Expansions of Spirocyclic Dithioketal Systems.
Authors: NICKON A. , RODRIGUEZ A. D. , SHIRHATTI V. , GANGULY R.
Published: May 2016

Cyclododecanon(Ia) liefert das Brom‐keton (Ib), das mit Monothioglykol zu (Ic) substituiert wird.
ChemInform Abstract: A Practical and Efficient Synthesis of α,β‐Unsaturated Acylsilanes.
Authors: DANHEISER R. L. , FINK D. M. , OKANO K. , TSAI Y.‐M. , SZCZEPANSKI S. W.
Published: May 2016

A Practical and Efficient Synthesis of a,ß‐Unsaturated Acylsilanes.
ChemInform Abstract: Chemistry of Polyfunctional Molecules. Part 92. Reactions of the Macrocyclic Arsa‐Aza‐Oxa‐Cryptand (N(CH2CH2)3)8(As4O4)6 with the Hexacarbonyls of Chromium, Molybdenum and Tungsten.
Authors: ELLERMANN J. , VEIT A.
Published: May 2016

Reactions of the title ligand in benzene with Cr(CO)5(THF) in THF in the molar ratio of l :l or 1:24 (l d, ‐ 24°C) yield always 137 the complex (I) (67 or 55% yield).
ChemInform Abstract: Reactions of Bis(trimethylsilyl)amine and ‐amide with MoOCl4.
Authors: VASISHT S. K. , SINGH G. , VERMA P. K.
Published: May 2016

Durch äquimola‐ re Reaktion von MoOCl4 mit NH(SiMe3)2 oder LiN(SiMe3)2 werden das Imid‐ und vermutlich Chlorid‐verbrückte bzw. das Nitrid‐verbrückte Mo(VI)‐Polymere (I) bzw. (II) erhalten.
ChemInform Abstract: (PPh4)2(WO2Cl3)2)·2 CH2Cl2. Synthesis, Vibrational Spectrum, and Crystal Structure.
Authors: WILLING W. , SCHMOCK F. , MUELLER U. + , DEHNICKE K.
Published: May 2016

Depending on reaction conditions WO2CI2 (II) reacts with tetraphenylphosphoniumchloride to form nearly quantitative either the dioxotetrachlorotungstate (I) or the dimeric oxo‐bridged product (III).
ChemInform Abstract: Dinitrogen Complexes of Tungsten with Bulky Phosphine Co‐ligands.
Authors: ANDERSON S. N. , RICHARDS R. L. , HUGHES D. L.
Published: May 2016

C4H3O, and lW(n′‐C6H5PPr2)(N2)(PPr2Ph)2l and Their Reactions to Give Hydrazine or Ammonia.
ChemInform Abstract: New Redox Series Based on Transition Metal Complexes of Heterocyclic Arenesulfonylhydrazones.
Authors: DOERING M. + , RUDOLPH M. , UHLIG E. , NEFEDOV V. I. , SALYN I. V.
Published: May 2016

The heterocyclic bidentate arenesulfonylhydrazones HL, condensation products of 2‐acetylpyridine or 2‐acetylquinoline and p‐toluenesulfonylhydrazid, react with transition metal(II) nitrates (ratio 2:1) in refluxing MeOH to form the tetrahedral complexes (I).
ChemInform Abstract: Monocarbonyl Complexes of Iron(II): Preparation and Properties.
Authors: ALBERTIN G. , BALDAN D. , BORDIGNON E.
Published: May 2016

CO reacts with FeClz or FeBr2 solutions containing an excess of P(OR)3 (R: Me, Et) to give a mixture of cis and trans derivatives (I) and (II) which can be separated by fractional crystallization.
ChemInform Abstract: A New Route to l‐Platina‐3‐silacyclobutane.
Authors: SUZUKI H. , TSUKUI T. , MORO‐OKA Y.
Published: May 2016

Das 1‐Platina‐3‐silacyclobutan (II) wird durch Umsetzung der Platinverbindung (I) mit tert.‐Butyllithium in Toluol erhalten.
ChemInform Abstract: A New Mixed‐Ligand Diruthenium(II) Compound. Synthesis and Characterization of [Ru2Cl(Me2PCH2PMe2)2(PhNpy)2][BPh4].
Authors: CHAKRAVARTY A. R. , COTTON F. A. , FALVELLO L. R.
Published: May 2016

The title compound (II) was prepared by reaction of (I), which was obtained from an in situ reaction of Ru2Cl(O ‐ Ac)4 with Z‐anilinopyridine, and bis(dimethylphosphino)methane in the presence of chlorotrimethylsilane in toluene and isolated as the BPh4 salt.
ChemInform Abstract: Trichloro‐Bridged Diruthenium(II,III) Complexes: Preparation, Properties, and X‐ Ray Structure of Ru2Cl5(chiraphos)2 (chiraphos: 2(S),3(S)‐Bis(diphenylphosphino)butane).
Authors: THORBURN I. S. , RETTIG S. J. , JAMES B. R.
Published: May 2016

The title compounds have been prepared by phosphine exchange from (I).
ChemInform Abstract: Crown‐shaped Tetrametallic Imidoyl Complexes of Palladium. X‐Ray Crystal Structure of [{[Pd2{μ‐C(C6F5)=NMe}2](μ‐Cl)(μ‐MeCO2)}2].
Authors: USON R. , FORNIES J. , ESPINET P. , LALINDE E. , GARCIA A. , JONES P. G. , MEYER‐BAESE K. + , SHELDRICK G. M.
Published: May 2016

Starting with the known compounds (I) the derivatives (II) were prepared by metathetical reactions with the corresponding silver salts in Me2CO at room temp. for 48 h in the dark.
ChemInform Abstract: Reactivity of Pyrrole Pigments. Part 7. Autoxidation of Model Compounds for 5(2H)‐Dipyrrylmethanones and 3,4‐Dihydro‐5(1H)‐pyrromethenones.
Authors: RIBO J. M. , SERRA X.
Published: May 2016

The model compounds (II) and (VIII), prepared from (I) and (VI), resp., are subjected to alkaline autoxidation, yielding (I), (III)‐(V) and (IX)‐(XIII).
ChemInform Abstract: Steroids. Studies on Commercial Synthesis of 6α‐Fluoro‐16α,17α‐isopropylidenedioxy‐21‐hydroxy‐4‐pregnen‐3,20‐dione.
Authors: SKIBINSKA M. , KSIEZNY C. D. , USZYCKA‐HORAWA T. , SMOLINSKA J. , MALINOWSKA M. , JAWORSKA R. , CIESLIK H. , WAJCHT J. , RZASA J.
Published: May 2016

The new commercial synthesis of the title compound (VII) [= the key intermediate product in synthesis of Fluocinolone, an antiinflammatory drug] has been carried out starting from the steroid (I) via the intermediates shown in the scheme, some of them were not isolated.
ChemInform Abstract: Chemical Conversion of Cyclic α‐Amino Acids to α‐Aminodicarboxylic Acids by Improved Ruthenium Tetroxide Oxidation.
Authors: YOSHIFUJI S. , TANAKA K. , KAWAI T. , NITTA Y.
Published: May 2016

Die aus den cyclischen Aminosäuren (I) erhaltenen Derivate (II) werden mit RuO4 zu den Lactamen (III) oxidiert, die weiter zu den Amino‐dicarbonsäuren (IV) hydrolysiert werden.
ChemInform Abstract: A New, Simple Synthesis of Noviose.
Authors: KLEMER A. , WALDMANN M.
Published: May 2016

After protection of the C‐ l, C‐2 and C‐3 positions, L‐rhamnose (I) is oxidized with Collin′s reagent to give (IV).
ChemInform Abstract: Building Blocks of Oligosaccharides. Part 65. Synthesis of a Branched Pentasaccharide Sequence Concerning the Bisected Structure of N‐Glycoproteins.
Authors: PAULSEN H. , HEUME M. , GYOERGYDEAK Z. + , LEBUHN R.
Published: May 2016

Entsprechend den im Schema beschriebenen Umsetzungen wird zunächst als Schlüsselbaustein das Disaccharid (Va) synthetisiert, das nach Entacetylierung zu (Vb) mit (VI) zum Trisaccharid (VIIa) kondensiert wird.
ChemInform Abstract: Synthesis of 3‐Amino‐3‐deoxy‐α‐D‐mannopyranosyl α‐D‐Mannopyranoside by Way of a Regioselective SN2 Displacement in an Unsymmetrical, Disecondary Ditriflate of a Disaccharide.
Authors: BAER H. H. , RADATUS B.
Published: May 2016

Entsprechend dem Formelschema gelingt die Synthese des im Titel genannten Disaccharids (VIIb) mit einer Gesamtausbeute von 13 %.
ChemInform Abstract: A Study Directed Towards the Preparation of Nucleopeptide Fragments Containing Covalently Linked L‐Serine or L‐Threonine.
Authors: KUYL‐YEHESKIELY E. , VAN DER KLEIN P. A. M. , VISSER G. M. , VAN DER MAREL G. A. , VAN BOOM J. H.
Published: May 2016

Reaction of the DNA dimer (I) with the phosphorylating agent (II) gives the intermediate (III), which is condensed with the peptide amides (IV) to yield the fully protected compounds (V).
ChemInform Abstract: Useful Chemistry of 3‐(1‐Methylethylidene)‐4‐acetoxy‐2‐azetidinone: A Formal Synthesis of (±)‐Asparenomycin C.
Authors: BUYNAK J. D. , RAO M. N. , PAJOUHESH H. , CHANDRASEKARAN R. Y. , FINN K. , DE MEESTER P. , CHU S. C.
Published: May 2016

Die im nachfolgenden beschriebenen Umsetzungen werden im Hinblick auf eine formale Synthese von (±)‐Asparenomycin C (XXII) durchgeführt.
ChemInform Abstract: Preparation and Properties of Zirconia‐Toughened Mullite Ceramics.
Authors: YUAN Q.‐M. , TAN J.‐Q. , JIN Z.‐G.
Published: May 2016

Compacts of mixed powders of high‐purity mullite and ZrO2 can be sintered to form dense ceramic bodies when heated at 16lO°Cfor 6h in air.
ChemInform Abstract: Processing and Microstructure of Mullite‐Zirconia Composites Prepared from Sol‐ Gel Powders.
Authors: YUAN Q.‐M. , TAN J.‐Q. , SHEN J.‐Y. , ZHU X.‐H. , YANG Z.‐F.
Published: May 2016

Fully sintered mullite ceramics can be prepared from sol ‐ gel powders by heating at 1600°C for 4h in air with the addition of ZrO2 (15‐20 V0l.‐%) Y2O3 (l ‐3 mol‐°/o), or both.
ChemInform Abstract: Synthesis and an X‐Ray Study of Crystals of Rubidium and Ammonium Perbromate.
Authors: TUTOV A. G. , GAVRILOV V. V. , ISUPOV V. K. , KOLYCHEVA T. I. , FUNDAMENSKII V. S.
Published: May 2016

HBrO4, which is obtained from NaBrO4 by a known procedure, is neutralized by NH4OH or by RbOH to yield NH4BrO4 (space group Pnma, Z=4) and the novel compound RbBrO4 (space group Pnma or Pn2,a, Z=4).
ChemInform Abstract: Binuclear Platinum Diphosphite Complexes: X‐Ray Crystal Structures of K4[Pt2(pop)4Cl]·3 H2O and K4[Pt2(pop)4Br2]·2 H2O (II) (pop: P2O5H22‐ ).
Authors: CLARK R. J. H. , KURMOO M. , DAWES H. M. , HURSTHOUSE M. B.
Published: May 2016

Both title complexes (prepared by literature procedures) are tetragonal.
ChemInform Abstract: Kinetics of the Reaction of Chlorine Atoms with Hydrogen Bromide.
Authors: LAMB J. J. , KONDO O. , BENSON S. W.
Published: May 2016

The kinetics of reaction A have been studied from 267 to 333 K employing a very low pressure reactor technique.
ChemInform Abstract: Kinetics and Mechanism of the Reaction of CrO22+ with Hydrazinium Ions in Aqueous Acidic Solutions.
Authors: BRUHN S. L. , BAKAC A. , ESPENSON J. H.
Published: May 2016

The rate law and rate constants of reaction A in aqueous HClO4 (in the absence of Cr" and O2) are reported.
ChemInform Abstract: Platinum‐Rhodium Synergism in Three‐Way Automotive Catalysts.
Authors: OH S. H. , CARPENTER J. E.
Published: May 2016

The activity of a Pt/Rh bimetallic catalyst (stepwise metal impregnation) has been investigated in a laboratory CO ‐ NO ‐ O2 feedstream.
ChemInform Abstract: Cyclocondensation Adducts from the Lewis Acid Mediated Reaction of 4‐Acetoxy‐ 2‐azetidinone with Siloxydienes.
Authors: UEDA Y. , MAYNARD S. C.
Published: May 2016

Aus dem Acetoxy‐azetidinon (I) erhält man in Gegenwart saurer Katalysatoren mit den Dienen (II) die Cycloaddukte (III) neben den Substitutionsprodukten (IV).
ChemInform Abstract: Spiro Ketone Synthesis via Lithium‐Iodine Exchange of α‐(ω‐Iodoalkyl)esters.
Authors: VAN DER DOES T. , KLUMPP G. W. , SCHAKEL M.
Published: May 2016

Der Norbornen‐carbonsäureester (I) wird zu den Iodalkylverbindungen (II) umgesetzt und dann mit tert.‐Butyllithium zu den spirocyclischen Ketonen (III) kondensiert.
ChemInform Abstract: Synthesis via Sigmatropic Rearrangements. Part 9. [3,3]Sigmatropic Rearrangement of Allylic Alcohols with Ethyl ββ‐Diethoxyacrylate: Regiospecific Synthesis of Substituted Allylmalonates.
Authors: RAUCHER S. , CHI K.‐W. , JONES D. S.
Published: May 2016

Allylalkohole (I) reagieren mit ßß‐Diethoxy‐acrylsäureethylester (II) über die Zwischenprodukte (III) unter [3,3]‐sigmatroper Umlagerung regiospezifisch zu den Allyl‐malonsäureestern (IV).
ChemInform Abstract: Consecutive Rearrangement of a 2‐Azabicyclo[2.2.2] 2‐Azabicyclo12.2.2| 2‐Azabicyclo12.2.2|octene Derivative to the 1‐Azatricyclo[3.2.1.02,7]‐ and the 6‐Azabicyclo[3.2.1]octane Systems.
Authors: BUSSMANN R. , HEESING A.
Published: May 2016

Aus dem Dimethylazabicycloocten (I) wird durch Oxidation das Hydroxylamin‐Derivat (IIa) hergestellt.
ChemInform Abstract: Photochemical Transformations. Part 64. The 3σ → 3π‐Route to Oxepines/Benzene Oxides.
Authors: PRINZBACH H. , BINGMANN H. , MARKERT J. , FISCHER G. , KNOTHE L. , EBERBACH W. , BROKATZKY‐GEIGER J.
Published: May 2016

Reaction of the furans (I) with vinylenecarbonate (II) yields the isomeric mixtures (III), which are converted without Separation to (VII) via (IV).
ChemInform Abstract: Spiro[3.3]alkyl and Spiro[3.3]alkylmethyl Radicals.
Authors: ROBERTS C. , WALTON J. C. , MAILLARD B.
Published: May 2016

H‐abstraction by tert. butoxy radicals occurs with roughly the same rate from the 2‐ and 3‐position of (II).
ChemInform Abstract: Thionin Oxide as a Possible Intermediate on Periodate Oxidation of 9‐Thiabicyclo[6.1.0]nona‐2,4,6‐triene.
Authors: QUIN L. D. , RAO N. S. , SZEWCZYK J.
Published: May 2016

Cyclooctatetraen (I) liefert mit dem Sulfoxid (II) ein Gemisch der Addukte (III) und (IV), das mit Lithiumalanat zu (V) reduziert und dann zum Cyclooctatetraen‐monoepisul?d (VI) photochemisch umgelagert werden kann.
ChemInform Abstract: Mo(CO)6 ‐Promoted Reductive Cleavage of the Carbon‐Sulfur Bond.
Authors: LUH T.‐Y. , WONG C. S.
Published: May 2016

Die Thiole (I) werden durch Erhitzen mit Molybdän‐hexacarbonyl in THF zu den entsprechenden Kohlenwasserstoffen (II) desulfuriert.
ChemInform Abstract: Studies on the Stereoselective Hydroboration of Vinyl Ethers.
Authors: MCGARVEY G. J. , BAJWA J. S.
Published: May 2016

Es wird über die diastereoselektive Hydroborierung‐Hydroxylierung einiger unsymmetrischer Vinylether berichtet.
ChemInform Abstract: Layered Double Hydroxides as Supported Anionic Reagents. Halide Ion Reactivity in [Zn2Cr(OH)6]X·n H2O.
Authors: MARTIN K. J. , PINNAVAIA T. J.
Published: May 2016

Kinetic measurements of halide exchange between (I) and the layered double hydroxides in condensed phase reveal pseudo‐first order rate constants in the initial stage and decreasing reaction rates as the exchange proceeds.
ChemInform Abstract: Aliphatic Liquid Crystals. Part 7. Some Mesogenic Tercyclohexyl Derivatives.
Authors: SUCROW W. , WOLTER H.
Published: May 2016

The ketone (I) undergoes Horner‐Wadsworth‐Emmons reaction to give (III), which is hydrolyzed to the isomers (IV) and (V).
ChemInform Abstract: Nucleophilic Addition of Arylsulphinic Acids to 1‐Nitro‐4‐phenyl‐3‐buten‐2‐one.
Authors: TSAIKOVA S. I. , ALEKSIEV D. I.
Published: May 2016

The reaction of equimolar amounts of the title compounds (I) and (II) yields the adducts (III).
ChemInform Abstract: New Metal Cation‐Selective Ionophores Derived from Calixarenes: Their Syntheses and Ion‐Binding Properties.
Authors: CHANG S.‐K. , CHO I.
Published: May 2016

Verbindungen vom Typ (Ib) werden in guter bis ausgezeichneter Ausb. (65‐ 100%) durch Derivatisierungsreaktionen aus den Calixarenen (Ia) hergestellt.
ChemInform Abstract: Cyanoacetylene and Its Derivatives. Part 9. Electrophilic Heterocyclization of β‐Aminocyanoethylenic Acetals.
Authors: SKVORTSOV YU. M. , MAL'KINA A. G. , FARTYSHEVA O. M. , SIGALOV M. V. , TROFIMOV B. A.
Published: May 2016

The primary amines (II) add to the cyanoacetylenic acetals (I) to afford the expected title compounds (III) as E/Z‐mixtures.
ChemInform Abstract: A Facile Elaboration of Aldehydes to 2‐Alkyl‐3‐thiophenylfurans.
Authors: MCDOUGAL P. G. , OH Y.‐I.
Published: May 2016

Acrolein (I) addiert Thiophenol (II) und kondensiert dann mit Glykol zum Acetal (III), das mit NCS zum Olefin (IV) umgesetzt wird.
ChemInform Abstract: Lithium Diphenylcuprate Reactions with 4‐Tosyloxy‐L‐prolines: An Interesting Stereochemical Outcome. A Synthesis of trans‐4‐Phenyl‐L‐proline.
Authors: THOTTATHIL J. K. , MONIOT J. L.
Published: May 2016

Die 4‐Tosyloxy‐ L‐proline (I) werden mit Diphenyllithiumcuprat umgesetzt; aus (Ia) erhält man überwiegend das trans‐Derivat (III) neben dem Isomeren (IV), während (VI) mit (II) ein Gemisch aus (VII) und (VIII) liefert.
ChemInform Abstract: Antiinflammatory 2,3‐Dihydro‐1H‐pyrrolizines. Part 3. Aminomethylation and Arylthiolation of 6,7‐Diaryl‐2,3‐dihydro‐1H‐pyrrolizines.
Authors: DANNHARDT G. , STEINDL L.
Published: May 2016

Die Diaryldihydropyrrolizine (I) werden an C‐5 zu den Aminomethyl‐ (III) und Arylthioderivaten (V) funktionalisiert, die starke antiphlogistische Wirksamkeit besitzen.
ChemInform Abstract: Synthesis of 2‐Amino‐3‐nitropyridines and ‐1,4‐dihydropyridines.
Authors: MERTENS H. , TROSCHUETZ R. + , ROTH H. J.
Published: May 2016

Reaction of (I) with the nitro ethene diamine (II) yields the title compounds (III).
ChemInform Abstract: S‐Adenosyl‐L‐homocysteine Hydrolase. Part 16. 9‐(Aminoalkyl)‐8‐hydroxyadenines: Preparation, Mechanism of Formation and Use in Affinity Chromatography of S‐Adenosyl‐L‐homocysteine Hydrolase.
Authors: HOLY A. , KOHOUTOVA J. , MERTA A. , VOTRUBA I.
Published: May 2016

Bromine reacts with the adenine derivatives (I) to give the 8‐bromo derivatives (II), the reaction of which with ammonia results in intramolecular cyclization to five‐ and six‐membered cyclic ethers [such as (V) ‐ from (IIa) (n: 3) ‐ which has been isolated and characterized]; these intermediates are subsequently opened to afford the respective 9‐(alkylamino)‐8‐hydroxyadenines (III).
ChemInform Abstract: Reaction of Uric Acid with 2,6‐Dichloroquinone‐4‐chlorimine.
Authors: KOVAR K.‐A. , TEUTSCH M.
Published: May 2016

Harnsäure (I) reagiert mit Dichlorchinonchlorimin (II) zum Farbstoff‐ Salz (III), dessen Struktur bisher in der Literatur nicht′ eindeutig festgelegt war.
ChemInform Abstract: Quinone‐Amine Reactions. Part 16. Synthesis and Properties of 2‐ and/or 3‐Substituted Benzoquinoxalinones.
Authors: KALLMAYER H.‐J. , SEYFANG K.
Published: May 2016

Aus den 1,4‐Naphthochinonen (I) und 1,2‐Diaminopropan (II) werden die Benzochinoxaline (III) und (IV) hergestellt.
ChemInform Abstract: Stereoselective Deprotonation of α,β‐Unsaturated Amides. γ‐Silylated α,β‐Unsaturated Amides. Formation by [1,5]Silicon Migration from O‐Silylated Vinyl Ketene Aminals and Fluoride‐ and Lewis Acid‐Mediated Aldol Condensations.
Authors: MAJEWSKI M. , GREEN J. R. , SNIECKUS V. , ALO B. I.
Published: May 2016

Aus den ungesättigten Amiden (I) erhält man nach Metallierung die isomeren Methylierungsprodukte (II)‐(IV).
ChemInform Abstract: Stereoselective Synthesis of Allylsilanes from Chloromethylsilylalkynes.
Authors: SHIRAGAMI H. , KAWAMOTO T. , UTIMOTO K. , NOZAKI H.
Published: May 2016

Die Alkinyl‐dimethyl‐chlormethyl‐silane (I) reagieren mit Diisobutylaluminiumhydrid zu den Addukten (II), die zu den Vinyl‐silanen (III) gespalten werden.
ChemInform Abstract: Enantioselective Deprotonation by Chiral Lithium Amide Bases: Asymmetric Synthesis of Trimethylsilyl Enol Ethers from 4‐Alkylcyclohexanones.
Authors: SHIRAI R. , TANAKA M. , KOGA K.
Published: May 2016

Some reactions of bases of type (I), generated by action of BuLi on the corresponding amide, with cyclohexanones of type (II) are examined.
ChemInform Abstract: Low Coordinated Phosphorus Compounds. Part 44. Silylated Bismethylenephosphoranes R‐P[=C(SiMe3)2]2.
Authors: APPEL R. , GAITZSCH E. , DUNKER K.‐H. , KNOCH F.
Published: May 2016

Durch Umsetzung der Dichloride (I) mit den Li‐Verbindungen (II) erhält man Titelverbindungen vom Typ (III) [Röntgenstrukturanalysen: (IIIa): RG Cc, Z=12; (IIIb): RG P21/c, Z=8; (IIIc): RG P21/c, Z=4; (IIId): RG P21/n, Z=4].
ChemInform Abstract: One‐Step Synthesis of a 9‐Phosphabarbaralane. Close Approach to a Bishomoaromatic System in the Solid State.
Authors: WEISSMAN S. A. , BAXTER S. G. , ARIF A. M. , COWLEY A. H.
Published: May 2016

The title compound (III) can be synthesized by reaction of cyclooctatetraene (I) with the complex (II).
ChemInform Abstract: Some Oxygen‐donor Complexes of Acetylacetonatotrichlorothorium(IV), Bis(acetylacetonato)‐dichloro‐ and ‐di‐N‐thiocyanato‐thorium(IV) and ‐uranium(IV).
Authors: AL‐DAHER A. G. M. , BAGNALL K. W.
Published: May 2016

The title compounds were prepared as shown in the scheme.
ChemInform Abstract: Saccharose Complexes of Manganese in Different Oxidation States.
Authors: NAGY L. , GAJDA T. , BURGER K. , PALI T.
Published: May 2016

The interaction between saccharose and Mn, yielding the complexes (I)‐(III) was studied in alkaline media by polarographic, potentiometric, ESR spectroscopic and UV spectrophotometric methods.
ChemInform Abstract: Mechanism of the Reaction of Iron(III) Dithiocarbamates with Iodine.
Authors: CRISPONI G. , DEPLANO P. , TROGU E. F.
Published: May 2016

The reaction between the title compounds (I) and 12 in C HzClz has been studied by means of spectrophotometric methods at 20°C. The kinetic data for the several steps in the equilibrium reactions leading to (II) are given.
ChemInform Abstract: Heteronuclear NMR Studies of Cobalamins. Part 4. α‐Ribazole‐3′‐phosphate and the Nucleotide Loop of Base‐on Cobalamins.
Authors: BROWN K. L. , HAKIMI J. M.
Published: May 2016

α‐RibazoIe‐T‐phosphate (I‐a‐D‐ribof‐uranosyl‐5,6‐dimethylbenzimidazole‐3′‐phosphate), the detached nucleotide of the nucleotide loop of cobalamins, has been prepared by sulfuric acid catalyzed hydrolysis of the phosphodiester of cyanocobalamin and characterized by 1H, 13C, and 3′ P NMR of both the zwitterionic and dianionic forms.
ChemInform Abstract: Complexes with Functional Phosphines. Part 8. Interconversion Study of RuCl2(Ph2PCH2C(O)OEt)L2, RuCl2(CO)(Ph2PCH2C(O)OEt)L, and RuCl2(CO)2L2; L: Ph2PCH2C(O)OEt Under CO
Authors: BRAUNSTEIN P. , MATT D. , NOBEL D. , BOUAOUD S.‐E. , CARLUER B. , GRANDJEAN D. , LEMOINE P.
Published: May 2016

The trans‐complex (I) undergoes a reversible one‐electron oxidation at + 0.77 V vs.
ChemInform Abstract: Proton Exchange and Base‐catalysed Hydrolysis of Some trans‐ and cis‐Dichloro(1,4,8,11‐tetra‐azacyclotetradecane) Complexes of Chromium(III), Ruthenium(lII), and Rhodium(III).
Authors: SOSA M. E. , TOBE M. L.
Published: May 2016

The ratio of the rate constants for the solvolysis and reprotonation of the amido‐conjugate base of the title complexes (trans isomer with the RSSR‐ligand and cis isomer with the RRRR(SSSS)‐ligand) have been estimated from the proton exchange and base hydrolysis rate constants.
ChemInform Abstract: The Electron‐transfer Properties of Alkyne‐bridged Dipalladium Complexes: Synthesis and Reactions of [Pd2(μ‐PhC2Ph)(η‐C5Ph5)2][PF6], and Comments on the Mechanism of the Oxidative Cleavage of Binuclear Organotransition‐metal Complexes.
Authors: BROADLEY K. , CONNELLY N. G. , LANE G. A. , GEIGER W. E.
Published: May 2016

Cyclic voltammetry shows that (Ia) undergoes one one‐electron reduction and two one‐electron oxidations at a platinum electrode.
ChemInform Abstract: Emission Polarization Study of the Interaction of Stellacyanin with Tris(2,2′‐bipyridine)osmium(II).
Authors: ENGLISH A. M. , ACHKOUTI C. M.
Published: May 2016

The association of stellacyanin and the title complex was investigated by measuring the emission polarization of its excited state.
ChemInform Abstract: Preparation and Properties of tetrahedro‐Tetraphosphorus Complexes of Rhodium and Iridium.
Authors: GINSBERG A. P. , LINDSELL W. E. , MCCULLOUGH K. J. , SPRINKLE C. R. , WELCH A. J.
Published: May 2016

White phosphorus dissolved in CH2Cl2 or Et2O at ‐78°C reacts with the Rh(I) or Ir(I) complexes MXL3 to form the tetrahedro‐tetraphosphorus complexes (I) with n2‐bonded P4.
ChemInform Abstract: Selective Cleavage of Ditertiary Glycols under Mild Conditions, with Bisacetylacetonato‐oxovanadium.
Authors: ZVIELY M. , GOLDMAN A. , KIRSON I. , GLOTTER E.
Published: May 2016

Withanolide E (I) reacts with bisacetylacetonato‐oxovanadium and t‐butyl hydroperoxide [or MCPBA] under Cleavage of the ditertiary glycol group to give (II) and (III).
ChemInform Abstract: Synthesis, Crystal Structure and Conformation of 1(S)‐Acetoxy‐3‐[6(R)‐ O‐benzyl‐ 1,2 :3,4‐di‐O‐isopropylidene‐α‐D‐galactopyranos‐6‐yl]‐1‐(methyl‐2,3,4‐tri‐O‐benzyl‐ 6‐deoxy‐β‐D‐galactopyranosid‐6‐yl)propyne.
Authors: KRAJEWSKI J. W. , GLUZINSKI P. , JAROSZ S. , ZAMOJSKI A. , BLEIDELIS J. , MISHNYOV A. , KEMME A.
Published: May 2016

Durch Kondensation des aus (Ia) erhältlichen Benzyl‐Derivats (Ib) mit dem wie angegeben dargestellten Aldehyd (III) werden die epimeren Verbindungen (IVa) erhalten, die als Acetate (IVb) getrennt und charakterisiert werden.
ChemInform Abstract: Nucleosides and Nucleotides. Part 23. Stereochemical Control of the Glycosylation Reaction via 3,5‐Di‐O‐(p‐toluoyl)‐2,O‐(p‐toluolsulfonyl)‐ β‐D‐methyl Ribofuranoside.
Authors: PAPAGEORGIOU C. , TAMM C.
Published: May 2016

Das aus (I) zugängliche Methyl‐β‐D‐ribofuranosid (IV) reagiert mit dem Uracil (V) bzw. Adenin (VI) zu den Nucleosiden (VII).
ChemInform Abstract: Tannins and Related Compounds. Part 37. Isolation and Structure Elucidation of Elaeocarpusin, a Novel Ellagitannin from Elaeocarpus sylvestris var. Ellipticus.
Authors: TANAKA T. , NONAKA G. , NISHIOKA I. , MIYAHARA K. , KAWASAKI T.
Published: May 2016

The structure of the title compound (Ia) is elucidated by chemical and spectroscopic means and confirmed by an X‐ray analysis of (Ib) (space group P2,2,2" Z=4).
ChemInform Abstract: Simple and Condensed β‐Lactams. Part 5. The Synthesis of Some (5RS,6SR)‐2‐(2‐Formylaminoethylthio)‐6‐(2‐methyl‐1,3‐dioxolan‐2‐yl)carbapenem‐ 3‐carboxylic Acid Derivatives and Related Compounds.
Authors: FETTER J. , LEMPERT K. , GIZUR T. , NYITRAI J. , KAJTAR‐PEREDY M. , SIMIG G. , HORNYAK G. , DOLESCHALL G.
Published: May 2016

The acids (I) are converted to the diazomethyl ketones (III).
ChemInform Abstract: Partial Synthesis of [1β,2β‐2H2]‐, [2β‐2H]‐, and [2α‐2H]‐Gibberellin A1.
Authors: MACMILLAN J. , WILLIS C. L.
Published: May 2016

The title compounds (VI) are prepared from the diesters (V), which in turn are obtained from the GA3 methyl ester (Ia) either via (IV) or via (Ib)/(Ic) by the sequences depicted in the scheme.
ChemInform Abstract: Solubility Behaviour of Synthetic Whitlockite Containing Magnesium in Aqueous Medium.
Authors: CHICKERUR N. S. , LENKA R. C. , SABAT B. B. , NAYAK G. H.
Published: May 2016

Whitlockite samples (V) are prepared according t0 the stoichiometric equation given in the scheme and Churucterized by Chemical analysis, X‐ray and IR spectra.
ChemInform Abstract: Electrochemical Behavior and Surface Structure of Pt Thin Film Electrodes Deposited on Molecularly Smooth Mica.
Authors: MCCLURE D. J. , MAEDA M. , WHITE H. S.
Published: May 2016

Thin, semi‐tralnspzlrent PI ?lms with 2m anverage surface roughness o1" l nm have been prepured.
ChemInform Abstract: Study of Pulse Plating of Chromium.
Authors: CHIN D.‐T. , ZHANG H.
Published: May 2016

Pulse plating ofCr from H2CrO4‐SOä′ baths with rectangular pulse periods between 0.1 ms und 1.0 s has been investigated, Pulse currem (pc) reduces the coulombic ef?ciency of the cathodic (′r deposition, With pc Cr deposits at 22"Chave a needle‐like structure 21s compared 1o the hemispherical nodular growth in dc plating.
ChemInform Abstract: Preparation and Properties of a New Zeolite Prepared by the Interaction of Tetramethylammonium Ion with Hydrophilite.
Authors: BHATTACHARYA S. , BANERJEE S. P.
Published: May 2016

Commercial Hydrophilite which is used 21s a desiccant in paint and allied industries has properties similar to synthetic 4 A‐type zeolites.
ChemInform Abstract: Preparation, Characterization, and Chemistry of Activated Cobalt.
Authors: ROCHFORT G. L. , RIEKE R. D.
Published: May 2016

When anhydrous cobalt Chloride or iodide was treated with solutions of lithium or potassium naphthalide in glyme at low temp., slurries ofvery finely divided cobalt metal were obtained.
ChemInform Abstract: Optical Resolution of (RS)‐Pantolactone Through Amide Formation.
Authors: FIZET C.
Published: May 2016

The optical resolution of the IitIe compound (I) can be carried out effectively via the diastereomeric amides (III) and (IV) formed by reaction of (I) with the amino reagent (II).
ChemInform Abstract: Diels‐Alder Cycloadditions of Rigid Dienophiles: A Probe for Allylic Axial Substituent Control of the π‐Facial Selectivity in the Diels‐Alder Reaction.
Authors: BOGER D. L. , PATEL M.
Published: May 2016

Das Dienophil (III), zugänglich aus dem Cyclohexadien‐carbonsäureester (I) und Benzohydrogtamsäure (II), reagiert mit 1‐Methoxy‐3‐trimethylsiloxy‐butadien (IV) zu dem Cycloaddukt (V), das unter Eliminierung in die cyclischen Enone (VI) und (VII) übergeführt wird.
ChemInform Abstract: Metal Promoted Cyclization. Part 10. A Novel Synthesis of Cyclopentenones and Cyclohexenones via Cycliacylation of Lithioalkenylcarboxamides.
Authors: SAWADA H. , WEBB M. , STOLL A. T. , NEGISHI E.
Published: May 2016

Aus den AIkino‐ Ien (I) werden nach früher beschriebenen Methoden die Olefine (III) hergestellt und mit dem Lithium‐enolat (IV) in das Allylierungsprodukt (V) übergeführt.
ChemInform Abstract: Photochromic Systems. Part 1. Photochemical Studies on (E)‐2‐Isopropylidene‐ 3‐[1‐(3,4,5‐trimethoxyphenyl)ethylidene]succinic Anhydride and Related Compounds.
Authors: DARCY P. J. , HELLER H. G. , PATHARAKORN S. , PIGGOTT R. D. , WHITTALL J.
Published: May 2016

Photocyclization of (I) in cold or boiling toluene leads to the Formation of (III) via solvatochromic (II).
ChemInform Abstract: The Preparation and Isolation of 5‐Methyl‐1,3,2,4‐dithiadiazolyl and the Facile Rearrangement of the 1,3,2,4‐Dithiadiazolyl Radicals to the Disulphide Isomers, 2,3,1,4‐Dithiadiazolyl.
Authors: BURFORD N. , PASSMORE J. , SCHRIVER M. J.
Published: May 2016

Die durch Cycloaddition von (I) und (I I) erhaltenen Verbindungen (IIIa) und (IIIb) sowie (IIIc) werden zu den Radikalen (IVa) ‐ (IVc) reduziert, die sich thermisch zu den Verbindungen (V) isomerisieren.
ChemInform Abstract: Efficient Asymmetric Hydrogenations of Camphor‐Sultam‐Imide‐Conjugated Alkenes.
Authors: OPPOLZER W. , MILLS R. J. , REGLIER M.
Published: May 2016

Das Sultamimid (I) liefert die Substitutionsprodukte (III), deren katalytische Hydrierung in Abhängigkeit von den Substituenten und den Reaktionsbedingungen in hoher Stereoselektivität zu den Amiden (IV) und (V) führt.
ChemInform Abstract: Tetrakis‐sulphoxides: a New Type of Phase‐transfer Catalyst for Nucleophilic Displacements and Alkylations.
Authors: FUJIHARA H. , IMAOKA K. , FURUKAWA N. , OAE S.
Published: May 2016

The tetrakis‐sulphoxides (IIIb), (IIIc) and (IIId) are excellent phase‐transfer catalysts for SN2 type Substitution reactions on octyl bromide, whereas (IIIa) and (IIIe) are ineffective in this respect.
ChemInform Abstract: (Chloromethyl) Lithium in an Efficient Conversion of Carbonyl Compounds to Chlorohydrins or Oxiranes.
Authors: SADHU K. M. , MATTESON D. S.
Published: May 2016

Das aus Chloriodmethan (I) mit den Organo‐Lithiumverbindungen (II) erhaltene Chlormethyllithium (III) bildet mit den Carbonylverbindungen (IV) die Addukte (V), aus denen in Abhängigkeit von den Aufarbeitungsmethoden die Chlorhydrine (VI) oder die Epoxide (VII) entstehen.
ChemInform Abstract: Sily1‐Substituted π‐Allylnickel Halides. A Convenient Synthesis of Allylsilanes.
Authors: MOLANDER G. A. , SHUBERT D. C.
Published: May 2016

Aus dem Bromalkenylsilan (I) entsteht der n‐AIlyl‐nickel‐Komplex (III), der mit den Halogenverbindungen (IV) zu den Allylsilanen (V) reagiert.
ChemInform Abstract: Azo Anions in Synthesis: α‐Amino Carbanion Equivalents from tert‐Butyldiphenylmethylhydrazones.
Authors: BALDWIN J. E. , ADLINGTON R. M. , NEWINGTON I. M.
Published: May 2016

Die aus den Organo‐Lithiumverbindungen (I) durch C‐C‐ Verknüpfung und saure Spaltung entstandenen Hydrazone (III) werden in Amine (IV) bzw. Hydrazine (V) übergeführt.
ChemInform Abstract: A Simple Regiospecific Synthesis of Cycloalkenones Starting from Lactones.
Authors: ALTENBACH H.‐J. , HOLZAPFEL W. , SMERAT G. , FINKLER S. H.
Published: May 2016

Aus den Lactonen (I) erhält man mit den Lithiummethylphosphonaten (II) die Addukte (III), die mit den acyclischen Derivaten (IV) im Gleichgewicht stehen.
ChemInform Abstract: Synthesis and Reactions of Diazocarbonyl Compounds. Part 1. Reaction of 1‐Diazo‐3‐, ‐4‐, ‐5‐phthalimidoalkan‐2‐ones with Hydrazine Hydrate. Synthesis of 1‐Diazo‐3‐, ‐4‐, ‐5‐arenesulphamoylalkan‐2‐ones.
Authors: SIPYAGIN A. M. , KARTSEV V. G.
Published: May 2016

The reaction of the phthalimides (I) with N2H4 . H2O at room temp. yields the phthaloyl compounds (IIa) und (IIb).
ChemInform Abstract: Synthesis of Spirocyclic Diketones Related to Fredericamycin A.
Authors: BRAUN M. , VEITH R.
Published: May 2016

Die Indandione (I) werden zu den Allylverbindungen (III) substituien, zu den Aldehyden (IV) oxi‐ diert und über die Dithio‐acetale (V) zu (VI) cyclisiert und weiter zu (VI I) entschwefelt.
ChemInform Abstract: One‐Pot Synthesis of α,β‐Butenolides from Methyl (Z)‐3‐Chloroacrylate.
Authors: BARLUENGA J. , FERNANDEZ J. R. , YUS M.
Published: May 2016

Das aus Propargylalkohol (I) zugängliche Chloracrylat (II) wird durch Umsetzung mit Grignard‐Reagentien, Lithium und Kohlendioxid in Butenolide (III) übergefühn.
ChemInform Abstract: Synthesis and Structure of Fixed S‐trans Nitrosulphodienes.
Authors: VASIL'EVA M. V. , BERESTOVITSKAYA V. M. , BERKOVA G. A. , POZDNYAKOV V. P.
Published: May 2016

Anovel method for the Synthesis of the title compounds (III) and (H0 in higher yields is described.
ChemInform Abstract: Synthesis of 4,4‐Disubstituted 1,3‐Thiazol‐5(4H)‐thiones.
Authors: JENNY C. , HEIMGARTNER H.
Published: May 2016

Reaction of the aminoazirines (II) [obtained by severäl methods] with thiocarboxylic acids (I) yields Ihe monothiodiamides (III) which, on treatment with Lawesson reagent, undergo thiation and cyclization to give (V).
ChemInform Abstract: Transannular Interaction in [m.n]Phanes. Part 32. Models for Amine‐Arene‐Exciplexes: [2](1,4)‐Anthraceno[2](2,6)pyridinophan‐1,13‐dien.
Authors: HAENEL M. W. , LINTNER B. , SCHWEITZER D.
Published: May 2016

The dithia[3.3]phane (III) i5 prepared by cyclization of the dibromide (I) and the dithiol (II).
ChemInform Abstract: Thieno Compounds. Part 5. Basically Substituted Thieno[2,3‐d]pyrimidines.
Authors: BOEHM R. + , PECH R. , HAUBOLD G. , HANNIG E.
Published: May 2016

Durch Umsetzung der entsprechenden 4‐Chlor‐ bzw. 2,4‐Dichlor‐thienopyrimidine mit Aminen nach bekannten Methoden wird eine Vielzahl von Substitutionsprodukten (I) hergestellt.
ChemInform Abstract: Synthesis and Mass‐Spectroscopic Properties of Aliphatic Substituted Thioureido‐ 1,3,5‐triazines.
Authors: KREUTZBERGER A. , LOCH M.
Published: May 2016

Durch Addition von (I) an die Alkylisothiocyanate (II) werden die Thioharnstoffe (IIIa) und (IIIb) gewonnen, deren massenspektroskopisches Verhalten diskutiert wird.
ChemInform Abstract: Cope Systems in Macrocycles.
Authors: VOEGTLE F. + , EISEN N. , MAYENFELS P. , KNOCH F.
Published: May 2016

Aus 3‐Brom‐benzuldehyd (I) und S‐Brom‐acetophenon (II) entsteht das Dibrom‐chalkon (III), das zum Alkohol (IVa) reduziert und in das Bromid (IVb) umgewandelt wird.
ChemInform Abstract: 5,6,7,8‐Tetrahydro‐4H‐1,2,5‐oxadiazocin‐6‐ones, Ring Enlargement Products from a 3‐Isoxazolidinone and 3‐Amino‐2H‐azirines.
Authors: HOSTETTLER B. , OBRECHT J. P. , PREWO R. , BIERI J. H. , HEIMGARTNER H.
Published: May 2016

The isoxazolidinone (I) reacts with the aziridines (II) to yield the eight‐membered ND‐heterocycles (III).
ChemInform Abstract: Regioselective β‐Hydride Transfer in Reactions of Ate Complexes of Boron Bicyclic and Cage Compounds. Synthesis of Methylenecyclohexane Derivatives.
Authors: BUBNOV YU. N. , GURSKII M. E. , GRANDBERG A. I. , PERSHIN D. G.
Published: May 2016

On treatment with (IV), the boranes (III) form ate Complexes (V), which react with AcCl under bridgehead‐hydride transfer to give the monocyclic compounds (VI)/(VII) [ratio of ca. I :I in the case of (VIb)/(VIIb)] and ethyl acetate.
ChemInform Abstract: Di‐tert‐butylmethylsilyl (DTBMS) Trifluoromethanesulfonate. Preparation and Synthetic Applications of DTBMS Esters and Enol Ethers.
Authors: BHIDE R. S. , LEVISON B. S. , SHARMA R. B. , GHOSH S. , SALOMON R. G.
Published: May 2016

Die im Titel genannte Verbindung (III) erhält man aus dem Silan (I) und Trifluormethansulfonsäure (II).
ChemInform Abstract: 2‐(2,4,6‐Tri‐tert‐butylphenyl)‐1‐phosphaethyne, 1,4‐Bis(trimethy|siloxy)‐1,4‐bis‐ lsiloxy)‐1,4‐bis‐(2,4,6‐tri‐tert‐butylphenyl)‐2,3,diphosphabutadiene.
Authors: MAERKL G. + , SEJPKA H.
Published: May 2016

Aus dem Phosphin (I) erhält man mit dem Säurechlorid (II) das Phosphaethin (III) und das Diphosphabutadien (IV).
ChemInform Abstract: Simple Conversion of γ‐ and δ‐Lactones into 5‐(or 6)‐Silyloxy‐3‐ketophosphonates.
Authors: DITRICH K. , HOFFMANN R. W.
Published: May 2016

Die Lactone (I) reagieren mit dem Lithiummethyl‐phosphonat (II) zu den Addukten (III), die mit weiterer Base über die Dianionen zu den Silylethern (VI) führen, welche mit Ammoniumchlorid zu (VII) hydrolysiert werden.
ChemInform Abstract: Phenyl Selenium Trichloride in Synthesis. Reaction with Ketones.
Authors: ENGMAN L.
Published: May 2016

Diphenyldiselenid (I) liefert mit Sulfuryl‐ Chlorid das Phenylselentrichlorid (II), das mit den Acetophenonen (III) zu den Substitutionsprodukten (IV) führt.
ChemInform Abstract: Reaction of Divinyl Telluride with Thiourea.
Authors: AMOSOVA S. V. , GAVRILOVA G. M. , TATARINOVA A. A. , GOSTEVSKAYA V. I. , SINEGOVSKAYA L. M. , GUSAROVA N. K. , TROFIMOV B. A.
Published: May 2016

Whereas divinyl sulphide reacts with thiourea (II) to Form a 1,3,5‐dithiazine, divinyl telluride (I) reacts with (II) under analogous conditions to Form the known complex (III) as the main product.
ChemInform Abstract: [4 + Zl‐Cycloaddition with Transition Metal Coordinated Diphenyltelluroketone.
Authors: FISCHER H. , GERBING U.
Published: May 2016

Das kompIexiene Telluroketon (II) reagiert zu den Produkten (I) bzw. (III).
ChemInform Abstract: A Novel Homolytic Substitution on Vinylic Carbon. A New Route to Vinyl Stannane.
Authors: WATANABE Y. , UENO Y. , ARAKI T. , ENDO T. , OKAWARA M.
Published: May 2016

Aus den Sulfonyl‐benzthiazolen (I) erhält man mit Tributylzinnhydrid (II) das Tributylzinn‐Derivat (III) neben den Zinnverbindungen (IV).
ChemInform Abstract: Oxidative Addition of Diphenyl Disulfide Across a Ta =Ta Bond.
Authors: CAMPBELL G. C. , CANICH J. A. M. , COTTON F. A. , DURAJ S. A. , HAW J. F.
Published: May 2016

The complex (I), possessing a 63713 Ta =Ta double bond, reacts readily with diphenyldisulfide to give the title complex (II).
ChemInform Abstract: Ternary Carbides Ln2Mn17C3‐x (Ln: La, Ce, Pr, Nd, Sm) with Filled Th2Zn17 Type Structure.
Authors: BLOCK G. , JEITSCHKO W.
Published: May 2016

The new title compounds were prepared by reaction ofthe elemental components at high temperatures.
ChemInform Abstract: Preparation, Crystal Structure and Thermal Analysis of Bis(ferrocenium)[μ2‐oxobis(trichloroferrate(III))].
Authors: CARTY P. , CLARE K. C. , CREIGHTON J. R. , METCALFE E. , RAPER E. S. , DAWES H. M.
Published: May 2016

Ferrocene reacts with Fe(III) Chloride in the presence of water producing quantitatively the title complex.
ChemInform Abstract: Reactions of Auranofin and Et3PAuCl with Bovine Serum Albumin.
Authors: COFFER M. T. , SHAW C. F. III , EIDSNESS M. K. , WATKINS J. W. II , ELDER R. C.
Published: May 2016

The stoichiometries and products of reactions of microheterogeneous bovine serum albumin (BSA) with the new gold‐based antiarthritic drug (2,3,4,6,‐tetra‐O‐acetyl‐1‐thio‐β‐D‐glucopyranosato) (=SATg) (triethylphosphine)gold(I) und Et3PAuCl have been studied by 31P NMR.
ChemInform Abstract: Kinetics and Mechanism of the Substitution Reactions of the Pentacyanoaquoruthenate(II) Ion with Nitrogen Heterocycles in Aqueous Media.
Authors: HODDENBAGH J. M. A. , MACARTNEY D. H.
Published: May 2016

The rate constants for the formation ofthe complexes (I) are sensitive t0 the Charge on the incoming ligand L".
ChemInform Abstract: 2‐Boratanaphthaline Anion as Hexahapto‐Bonded Ligand.
Authors: PAETZOLD P. , FINKE N. , WENNEK P. , SCHMID G. , BOESE R.
Published: May 2016

From a solution of the lithium‐2‐boratanaphthalines (III), prepared as shown, the crystalline metal derivatives (V), (VI) and (X) can be prepared.
ChemInform Abstract: Cycloaddition Reactions of Organometal Complexes. Part 8. Vinylidene‐ Metal Complexes as Building‐Blocks for Novel Five‐Membered Metalla‐ Heterocycles.
Authors: WERNER H. , HOEHN A. + , WEINAND R.
Published: May 2016

Die Vinyliden‐Metallkomplexe (I) reagieren mit Benzoylazid (II) zu den Metalla‐Heterocyclen (III).
ChemInform Abstract: Preparation of Derivatives of Citronellal.
Authors: KOERTVELYESSY G. +
Published: May 2016

Hydrogenution 01′ Litsea cubeba oil [containing 70"/u citral (I) 21s E/Z‐mixture (65 35)] withoul solvent occurs regiosclcctively to give ciIronelIaI (III) und only small amounts ofdihydrocilronellul (IV), whereas at higher lemp..
ChemInform Abstract: Inhibition of Emulsin by D‐Gluconhydroximo‐1,5‐lactone and Related Compounds.
Authors: BEER D. , VASELLA A.
Published: May 2016

At pH 4.5 the title compounds (I) inhihit compctitively thc hydrolysis ofß‐D‐gltx‐ ′copyranoside by emulsin.
ChemInform Abstract: Substitution of Glycoside Cyclic Sulfites with Azide Ions.
Authors: GUILLER A. , GAGNIEU C. H. , PACHECO H.
Published: May 2016

Aus dem cyclischen Sul‐ ?t (I) erhält man mit Azid‐Ionen die Substitutionsprodukte (II).