bluuebunny/crossref_metadata_2025_split huggingface dataset:
ChemInform Abstract: Alkynes and Cumulenes. Part 18. Nieuwland Acetylene Oligomerization: Structure of the Tetramers.
Authors: HOPF H. , EISENHUTH L. , LEHNE V. , ERNST L. 
Published: May 2016

AbstractThe highest‐boiling fraction obtained by the title reaction is composed of the trimer (I) and the (E)‐ and (Z)‐isomeric tetramers (II) and (III).
ChemInform Abstract: Enantioselective Synthesis of Disubstituted Alkynes via Organoboranes.
Authors: BROWN C. A. , DESAI M. C. , JADHAV P. K. 
Published: May 2016

AbstractDas Boran (III), hergestellt aus Diisopinocampheylboran (I) und cis‐2‐ Buten (II), reagiert mit den Lithiumacetyliden (IV) in Gegenwart von Iod zu den Alkinen (V).
ChemInform Abstract: Preparation of F‐Alkyl Acetylenic and Propargylic Alcohols.
Authors: MOREAU P. , NAJI N. , COMMEYRAS A. 
Published: May 2016

AbstractDie Fluoralkylketten enthaltenden Acetylenalkohole (IV) und (VIII) sowie die Propargylalkohole (IX) werden auf den skizzierten Wegen dargestellt.
ChemInform Abstract: Ethoxyacetylene: A Useful Building Block for the Organocopper(I) Mediated Synthesis of 1,4‐Diketones.
Authors: WIJKENS P. , VERMEER P. 
Published: May 2016

AbstractAus dem Ethoxyacetylen (I) lassen sich auf zwei Wegen die 1,4‐Diketone (VI) herstellen.
ChemInform Abstract: Synthesis of N‐(α‐Methoxyalkyl) Amides from Imidates.
Authors: LOKENSGARD J. P. , FISCHER J. W. , BARTZ W. J. , MEINWALD J. 
Published: May 2016

AbstractAus dem Säurechlorid (I) und dem Iminoether (II) erhält man über (III) nach Boranat‐Reduktion das Methoxybenzyl‐amid (IV).
ChemInform Abstract: Reactions of Perfluoronitriles. Part 2. Interactions with Phenylphosphine.
Authors: PACIOREK K. J. L. , NAKAHARA J. H. , KRATZER R. H. 
Published: May 2016

AbstractDie Umsetzung des‐Perfluornitrils (I) mit Phenylphosphin (II) wird unter unterschiedlichen Reaktionsbedingungen untersucht.
ChemInform Abstract: Iminovinyl Carboxylates ‐ O‐Acyl Products of Enaminones with Acyl Chlorides.
Authors: WALTER W. , SAHA C. R. 
Published: May 2016

AbstractWährend die Enaminone (I) mit den Säurechloriden (II) ausschließlich die O‐acylierten Produkte (III) ergeben, liefert das entsprechende Aminoderivat (IV) mit (IIa) das O,N‐acylierte Produkt (V).
ChemInform Abstract: The Mechanism of Aromatization of 7‐Norbornadiene Acetals. Evidence for Norcaradiene Formation.
Authors: SUNKO D. E. , LOVRIC Z. , VANCIK H. 
Published: May 2016

AbstractWhen 5,5‐dimethoxy‐I,2,3,4‐tetrachlorocyclopentadiene is reacted with dimethyl acetylenedicarboxylate, the desired tetrachloro compound (I) can not be identified.
ChemInform Abstract: Hexaethynylbenzene
Authors: DIERCKS R. , ARMSTRONG J. C. , BOESE R. , VOLLHARDT K. P. C. 
Published: May 2016

AbstractEthynylation of hexabromobenzene (I) with the acetylene (II) yields the product (III) (X‐ray analysis: RG: R3′; Z=3).
ChemInform Abstract: Polyfluoro‐1,2‐epoxy‐alkanes and ‐cycloalkanes. Part 5. Some Polyfluoro‐1,2‐epoxides in the Cycloheptane Series.
Authors: COE P. L. , MOTT A. W. , TATLOW J. C. 
Published: May 2016

AbstractAusgehend von den perfluorierten Cycloheptenen (I) und (XIII) sowie den Cycloheptadienen (VII) und (XII) werden die im Formelschema angegebenen Epoxide (II), (VIII), (IX), (XI) und (XIV) synthetisiert.
ChemInform Abstract: Pyrrole Chemistry. An Improved Synthesis of Ethyl Pyrrole‐2‐carboxylate Esters from Diethyl Aminomalonate.
Authors: PAINE J. B. III , DOLPHIN D. 
Published: May 2016

AbstractAus den Oximen (I) werden die Aminoverbindungen (II) erhalten, die mit den Diketonen (III) in Gegenwart von Bortrifluorid über (IV) zu den Pyrrolen (V) cyclokondensiert werden können.
ChemInform Abstract: Cyclodehydrogenation of N‐Benzylidene‐o‐phenylenediamines to 2,2′‐Diaryl‐1,1′‐bibenzimidazoles with Dioxygen Catalyzed by Copper(I) Chloride in Pyridine.
Authors: SPEIER G. , PARKANYI L. 
Published: May 2016

AbstractAus den 0‐ Phenylendiamin‐mono‐benzal‐Derivaten (I) erhält man bei der Oxidation in Gegenwart von CuCl je nach Substitutionsmuster die Bis‐ benzimidazole (II) oder die Benzimidazole (III) bzw. die Azoverbindung (IVd).
ChemInform Abstract: Trifluoropyruvic Acid Hydrate in Heterocyclic Synthesis: A Facile Synthesis of 5‐Hydroxy‐5‐trifluoromethylhydantoin Derivatives.
Authors: MUSTAFA M. EL‐SAID , TAKAOKA A. , ISHIKAWA N. 
Published: May 2016

AbstractDurch die Umsetzung des Trifluorbrenztraubensäure‐Hydrates (I) mit den Harnstoffen (II) werden in einem Einstufenverfahren die Hydantoine (III) hergestellt.
ChemInform Abstract: The Conversion of Tetrahydroquinoline into Derivatives of 8H‐Pyrido‐ (3,2,1‐jk][1,3]benzodiazepines via [2,3]‐Sigmatropic Rearrangements.
Authors: GASSMAN P. G. , LEE S. J. 
Published: May 2016

AbstractDas aus dem Methylthioacetamid (I) hergestellte Chlorsulfoniumchlorid (II) reagiert mit Tetrahydrochinolin (III) zum Substitutionsprodukt (IV), das mit Raney‐Nickel zu dem Amid (V) entschwefelt und dann mit Paraformaldehyd zu dem Pyridobenzodiazepinon (VI) cyclokondensiert wird.
ChemInform Abstract: Asymmetrical Double‐Bond Isomerization of 4,7‐Dihydro‐ to 4,5‐Dihydro‐1,3‐dioxepins.
Authors: FRAUENRATH H. , PHILIPPS T. 
Published: May 2016

AbstractUnter der angegebenen Bedingung lassen sich die Dioxepine (I) zu den Dioxepinen (II) isomerisieren, wobei die Ausb. je nach Katalysatorkonzentration 61‐91% betragen.
ChemInform Abstract: Contributions to the Chemistry of Boron. Part 167. Synthesis of Diazadiboretidines, Borazines, and Octahydrotetrazatetraborocines via Stannazane Cleavage Reactions.
Authors: FRANZ T. , HANECKER E. , NOETH H. + , STOECKER W. + , STORCH W. , WINTER G. 
Published: May 2016

AbstractThe diazadistannetidine (I) reacts by Sn ‐ Ncleavage with MeBBrZ to yield the diazadiboretidine (II), which dimerizes to the eight‐membered cyclic (III).
ChemInform Abstract: Chiral Synthesis via Organoboranes. Part 4. Synthetic Utility of Boronic Esters of Essentially 100% Optical Purity.
Authors: BROWN H. C. , NAIK R. G. , BAKSHI R. K. , PYUN C. , SINGARAM B. 
Published: May 2016

AbstractDie Boronsäuren (I) und (IV) werden stereoselektiv in die Ester (III) und (V) übergeführt.
ChemInform Abstract: Diene Cycloadditions to P = C and As = C Bonds. Endo Rule in the Reaction of Cyclopentadiene with 2‐Acetyl‐1,2,3‐diazaphosphole.
Authors: KO Y. Y. C. Y. L. , CARRIE R. , TOUPET L. , DE SARLO F. 
Published: May 2016

AbstractThe diazaphospholes (Ia) and (Ib) and the diazaarsole (Ic) react with dimethylbutadiene (II) to give the Cycloadducts (III).
ChemInform Abstract: 2‐(2,4,6‐Tri‐tert‐butylphenyl)‐1‐arsaethyn ‐ the First Compound Containing an Arsenic‐ Carbon Triple‐bond.
Authors: MAERKL G. + , SEJPKA H. 
Published: May 2016

AbstractIn analogy to the synthesis of the phosphaethyn (IIIa) the title Compound (IIIb) (yield not given) was obtained in crystalline form.
ChemInform Abstract: Charge‐Transfer and Electron‐Transfer Properties of d6 Metal Complexes with μ‐Pyrazine.
Authors: GROSS R. , KAIM W. 
Published: May 2016

AbstractThe binuclear chromium complexes (I) and the Mn complexes (II) and (III) were prepared from photogenerated THF complexes by replacement of the THF by pyrazine in a thermal reaction (only one yield given).
ChemInform Abstract: Synthesis and Structure of the Co3Ti2 Complex [{μ‐[(C5H5)2TiOC]}2{(C5H5)3Co3}]; CO Reduction by Two Different Metal Centres.
Authors: GAMBAROTTA S. , STELLA S. , FLORIANI C. , CHIESI‐VILLA A. , GUASTINI C. 
Published: May 2016

AbstractThe title complex (III) is formed as shown.
ChemInform Abstract: Binuclear Analogues of Bis(triphenylphosphine) Complexes: Synthesis of Palladium(II) and Platinum(II) Complexes of m‐Bis(diphenylphosphino)benzene.
Authors: ALCOCK N. W. , JUDD L. , PRINGLE P. G. 
Published: May 2016

AbstractThe complex PtCl2(NCBu)2 was treated with 1,3‐bis(diphenylphosphino)benzene in CH2Cl2 tO give the binuclear complex (Ia), which crystallizes in the space group PI with Z=1.
ChemInform Abstract: A Simple Stereoselective Steroid Synthesis: Cyclization of an Epoxystannane.
Authors: JONES D. N. , PEEL M. R. 
Published: May 2016

AbstractAuf dem im Formelschema beschriebenen Weg erhält man über eine stereoselektive Cyclisierung des Epoxystannans (VII) das Östratrientrion (X).
ChemInform Abstract: Unambiguous Preparation of a Nα,Nβ Chemodifferentiated α,β‐Diaminopropionic Ester Through Michael Addition onto a Dehydroalanine Derivative.
Authors: LABIA R. , MORIN C. 
Published: May 2016

AbstractDer Brenztraubensäureester (II) und das Urethan (I) werden zum Aminoacrylsäureester (III) kondensiert, und dieser wird mit Benzylamin (IV) in den Diaminosäureester (V) übergeführt.
ChemInform Abstract: Stereocontrolled Total Synthesis of 1α,25‐Dihydroxyergocalciferol.
Authors: BATCHO A. D. , SERENO J. F. , BAGGIOLINI E. G. , HENNESSY B. M. , USKOKOVIC M. R. 
Published: May 2016

AbstractAstereocontrolled total synthesis of the vitamin D2 metabolite (XI), which involves a coupling of the previously described Aring synthon (X) with the appropriately functionalized C‐ Dmoiety (IX), is described.
ChemInform Abstract: Antibiotic Models. Part 7. Diastereoselective Synthesis of a Rhodomycinone Model from D‐Glucose.
Authors: DYONG I. , HAGEDORN H.‐W. , THIEM J. 
Published: May 2016

AbstractThe ulose (I) (obtainable from glucose) reacts via Diels‐ Alder addition with the dienes (II) to give the cycloadducts (IIIa), (IIIb) diastereoselectively.
ChemInform Abstract: A Transfer Alkylation Approach to Pentalenolactone.
Authors: TROST B. M. , MELVIN L. S. JUN. 
Published: May 2016

AbstractPentalenolactone (XVII), an antibiotic and antitumor agent which is a representative of the′ polycondensed cyclopentanoid natura] products, requires the construction of a highly functionalized bicyclo[3.3.0] octyl system.
ChemInform Abstract: Piperazinylbenzonaphthoxazepines with CNS Depressant Properties.
Authors: NAGARAJAN K. , DAVID J. , KULKARNI Y. S. , HENDI S. B. , SHENOY S. J. , UPADHYAYA P. 
Published: May 2016

Abstract2‐Aminonaphthol (II) is converted to the benzamide (III), which is cyclised to the lactam (IV).
ChemInform Abstract: Synthesis and Antiglaucomic Acitivity of N‐Carbamoyl Derivatives of Trimethoquinol.
Authors: IVANOV C. , PANOVA J. , BEROVA N. , MONDESHKA D. , MARKOV M. , RAKOVSKA R. , PAVLOVA S. , OVCHAROV R. , UZUNOV P. 
Published: May 2016

AbstractThe new type of β‐adrenergic blocker (Ib) is synthesized from the selective β‐adrenergic agonist trimethoquinol (S)‐(‐)‐(Ia).
ChemInform Abstract: Synthesis of New 3(5)‐(2‐Hydroxyphenybpyrazoles as Potential Analgesic Agents and Platelet Aggregation Inhibitors.
Authors: TAKAGI K. , TANAKA M. , MURAKAMI Y. , MORITA H. , AOTSUKA T. 
Published: May 2016

AbstractReaction of the nitrochromenone (Ia) with the hydrazines (IV) at room temp. gives the pyrazoles (IIa), (IIb) and (IIIa), whereas reaction of (Ia) with (IVb) under acidic conditions gives the isomers (IIb) and (IIIb).
ChemInform Abstract: Analysis of the Absorption Spectra of Complex Pentavalent Actinide Halides: LiUF6,α‐NaUF6, and CsUF6.
Authors: HECHT H. G. , MALM J. G. , FOROPOULOS J. , CARNALL W. T. 
Published: May 2016

AbstractThe title compounds have a common sixfold U‐Fcoordination that approaches an octahedral site symmetry for LiUFÖ but exhibits increasing trigonal distortion along the indicated symmetry.
ChemInform Abstract: EXAFS Evidence for Direct Rh‐Fe Bonding in SiO2‐Supported Rh‐Fe Bimetallic Catalysts.
Authors: ICHIKAWA M. , FUKUSHIMA T. , YOKOYAMA T. , KOSUGI N. , KURODA H. 
Published: May 2016

AbstractStructural models for Rh‐Fe bimetallic catalysts supported on silica are obtained by combining the data derived from in situ EXAFS spectroscopy with the results of Mößbauer spectroscopy.
ChemInform Abstract: Pyridine Derivatives as Complexing Agents. Part 13. The Stability of the Palladium(II) Complexes with Pyridine, 2,2′‐Bipyridyl, and 1,10‐Phenanthroline.
Authors: ANDEREGG G. , WANNER H. 
Published: May 2016

AbstractThe stability constants of the title complexes have been determined with potentiometric and spectrophotometric measurements.
ChemInform Abstract: Anodic Trifluoromethylation of Acrylic Acid. Synthesis of Diethyl (2,2,2‐Trifluoroethyl)malonate and Trifluorinated Analogues of Barbital and Amobarbital.
Authors: MULLER N. 
Published: May 2016

AbstractDie elektrochemisch aus Trifluoressigsäure (I) erhaltenen Trifluormethyl‐Radikale (II) liefern mit Acrylsäure (III) die radikalische Zwischenstufe (IV), die zu Dimeren (V), Substitutionsprodukten (VI) oder (VIII) sowie Eliminierungsprodukten (VII) führt.
ChemInform Abstract: Utilization of Phenylthio Substituted Amines for the Synthesis of Pyrrolidines.
Authors: PADWA A. , DENT W. , NIMMESGERN H. , VENKATRAMANAN M. K. , WONG G. S. K. 
Published: May 2016

AbstractThe α‐phenylthio substituted amines (II), (VIII), (XIII), (XVI), (XX), (XXII) and (XXVI) are prepared with the aim of synthesizing pyrrolidine derivatives.
ChemInform Abstract: Cu2+/BH4‐ Reduction System: Synthetic Utility and Mode of Action.
Authors: COWAN J. A. 
Published: May 2016

AbstractDie tertiären Nitroverbindungen (I) bzw. (III) werden durch Natriumboranat in Gegenwart von Kupfer(II)‐Ionen zu den Aminen (II) bzw. (IV) reduziert.
ChemInform Abstract: Sodium Borohydride Reduction of 1,2,3‐Triazine Derivatives.
Authors: OHSAWA A. , ARAI H. , OHNISHI H. , KAIHOH T. , ITOH T. , YAMAGUCHI K. , IGETA H. , IITAKA Y. 
Published: May 2016

AbstractDie 1,2,3‐Triazine (I) und die quaternierten Verbindungen (III) werden durch Natriumborhydrid zu den 2,5‐Dihydroverbindungen (II) bzw. (IV) reduziert.
ChemInform Abstract: Selective Mixed Coupling of Carboxylic Acids. Part 3. Synthesis of Cyclopentadecanone from Cyclic Tetraacyl Diperoxides.
Authors: FELDHUES M. , SCHAEFER H. J. + 
Published: May 2016

AbstractThe reaction of dicarboxylic acids (III) or acid chloride (V) with compound (II) in the presence of DCC or pyridine and in a highly diluted ′medium gives the Cyclic tetraacyl diperoxides (IV).
ChemInform Abstract: Synthesis and Properties of 1,4‐Dihydropyrrolo[3,2‐b]pyrrole‐2,5‐dione Derivatives.
Authors: MUKAI T. , KONNO A. , KUMAGAI T. , SATAKE K. 
Published: May 2016

AbstractAus dem Bicyclus (I) erhält man mit NBS zunächst das Oxidationsprodukt (II), das mit weiterem NBS zum Dion (III) führt.
ChemInform Abstract: Synthesis and Properties of Amino‐acetylenic Esters of Some Fatty Acids.
Authors: ERGASHEV M. S. , KASYMOVA S. S. , KULAKHMATOVA M. A. 
Published: May 2016

AbstractDurch Mannich‐Reaktion werden aus den Propargylsäureestern (I) die entsprechenden Morpholinomethylpropargylsäureester (II) erhalten, die auf ihre physiologische Wirkung geprüft werden.
ChemInform Abstract: Reactivity of Phosphenium Ions Toward 1,3‐ and 1,4‐Dienes.
Authors: COWLEY A. H. , KEMP R. A. , LASCH J. G. , NORMAN N. C. , STEWART C. A. , WHITTLESEY B. R. , WRIGHT T. C. 
Published: May 2016

AbstractThe phosphenium cations of the salts (I) ‐ prepared as indicated in the scheme ‐ react with 1,3‐dienes (V) and (IX) to give the 3‐phospholenium ions (VI), (VII) and (X)/ (XI) [the unstable derivative (VIIa) is converted to the phosphine oxide (VIII)].
ChemInform Abstract: Crystalline‐State Reaction of Cobaloxime Complexes by X‐Ray Exposure. Part 13. A Stepwise Structure Analysis of the Concerted Process of Racemization.
Authors: OHASHI Y. , TOMOTAKE Y. , UCHIDA A. , SASADA Y. 
Published: May 2016

AbstractA new type of crystalline‐state racemization by X‐ray exposure has been found in the crystal of [(R)‐1‐cyanoethyl]bis(dimethylglyoximato)(3‐methylpyridine)cobalt(III).
ChemInform Abstract: Double Bond and Skeletal Isomerization of 1‐Butene Over Lanthanum‐Modified Silicated Alumina.
Authors: STOECKER M. + , RIIS T. , HAGEN H. 
Published: May 2016

AbstractProduct distributions of catalyzed isomerizations show a decrease in isobutene (II) formation with increasing amount of La due to the blocking of the medium strong acid sites and the lowering of formation rates.
ChemInform Abstract: Asymmetric Synthesis of Chiral Synthons Bearing Alkynyl Group via Organoaluminum‐Promoted Pinacol‐Type Rearrangement.
Authors: SUZUKI K. , OHKUMA T. , MIYAZAWA M. , TSUCHIHASHI G. 
Published: May 2016

AbstractAus dem (S)‐Hydroxyamid (I) entstehen die Alkinole (II) als Diastereomerengemische nach bekannten Verfahren.
ChemInform Abstract: α‐Arylthio‐azahetarylacetonitriles.
Authors: VOLOVENKO YU. M. , I'LKUN T. G. 
Published: May 2016

AbstractDie Hetarylacetonitrile (II) reagieren mit den Arylsulfenylchloriden (L) zu den im Titel genannten Verbindungen (III).
ChemInform Abstract: Palladium Catalyzed Coupling of F‐Vinyl Zinc Reagents with Aryl Iodides.
Authors: HEINZE P. L. , BURTON D. J. 
Published: May 2016

AbstractDie Umsetzung der Tri?uorethene (I) mit Zink liefert ein Gemisch der Vinyl‐Zink‐Verbindungen (II) und (III), die unter Palladium‐Katalyse mit den Aryliodiden (IV) zu den Styrol‐Derivaten (VI) reagieren.
ChemInform Abstract: Hydride Transfer Reaction Products in the Aminomethylation of Styrene.
Authors: MANNINEN K. , KARJALAINEN A. 
Published: May 2016

AbstractAminomethylation of styrene (II) with paraformaldehyde (III) and dimethylamine (Ia) ′leads to the compounds (IVa), (IVb) and (V) as major products.
ChemInform Abstract: Chemistry of Cumulenes. Part 7. Synthesis of Derivatives of 1,2,3,4‐Pentatetraene‐ 1,5‐dicarboxylic Acid Derivatives via Wittig Reaction with 1‐H‐Allene‐1,3‐dicarboxylic Monoester Chlorides.
Authors: NADER F. W. , BRECHT A. , KREISZ S. 
Published: May 2016

AbstractReaction of the carboxylic acid chlorides (II) [no yield given for (IIb)] with the ylides (III) furnishes the title compounds (IVa)‐(IVc) as pale to dark yellow products which are very reactive towards nucleophiles.
ChemInform Abstract: Synthesis of Eight‐Membered Carbocycles via Intramolecular [6π + 2π] Photocycloaddition of Alkenyltropones.
Authors: FELDMAN K. S. , COME J. H. , FREYER A. J. , KOSMIDER B. J. , SMITH C. M. 
Published: May 2016

AbstractIrradiation of the alkenyltropones (I) in acidic methanol gives the title compounds (II) by intramolecular [671 + 21x] cycloaddition.
ChemInform Abstract: Synthesis of Higher Unsaturated Sulfides Using Palladium Complexes.
Authors: DZHEMILEV U. M. , KUNAKOVA R. V. , BAIBULATOVA N. Z. 
Published: May 2016

AbstractDie Palladium‐katalysierte Umsetzung der Thiole (I) mit Butadien (II) führt zu Gemischen der Sulfide (III)‐(VIII).
ChemInform Abstract: Calixarenes. Part 17. Functionalized Calixarenes: The Claisen Rearrangement Route.
Authors: GUTSCHE C. D. , LEVINE J. A. , SUJEETH P. K. 
Published: May 2016

AbstractAus dem p‐tert.‐Butyl‐calix(4)aren (I) erhält man den Allylether (III), der nach Claisen zur p‐Allylverbindung (IVa) umgelagert wird.
ChemInform Abstract: Preparation of cis‐(2S,3R)‐Epoxy‐1‐butanol; the Unexpected Regiocontrol.
Authors: KANG J. , PARK M. , SHIN H. T. , KIM J. K. 
Published: May 2016

AbstractThe title compound (IV) is synthesized from L‐threonine in three steps (overall yield 54%).
ChemInform Abstract: New Type of Addition to 5‐Substituted 4‐Arylidene‐2‐(4,5‐dihydrofurfurylidene)‐ N,N‐dimethyliminium Bisperchlorates. Preparation of 4‐Substituted 5‐(N,N‐Dimethylamino)‐2‐furancarbaldehydes.
Authors: GRACZA T. , ARNOLD Z. , KOVAC J. 
Published: May 2016

AbstractThe reaction of the title salt (I), whose synthesis has been described previously, with various nucleophiles is studied.
ChemInform Abstract: Highly Regioselective Lactone Formation Catalyzed by Ruthenium Complexes.
Authors: ISHII Y. , IKARIYA T. , SABURI M. , YOSHIKAWA S. 
Published: May 2016

AbstractDie Oxidation der Diole (IV) bzw. die Reduktion der Anhydride (I) zu den isomeren Phthaliden (II) und (III), die Interesse für die Synthese von Lignanen besitzen, wird beschrieben.
ChemInform Abstract: Synthesis and Some Chemical Transformations of 4,4,5,5,6,6‐Hexafluorocyclopenta[b]thiophene.
Authors: MAKSIMOV A. M. , PLATONOV V. E. , YAKOBSON G. G. 
Published: May 2016

AbstractDie Hochtemperaturreaktion von 3‐Thiophenthiol (I) mit Tetra‐ fluorethylen (II) führt zu den Bicyclen (III) und (IV).
ChemInform Abstract: Chlorination of 1,3‐Dioxolan‐4‐ones.
Authors: LIKHTEROV V. R. , ETLIS V. S. 
Published: May 2016

AbstractDie Chlorierung des Chlormethyldioxolanons (I) mit Chlor in Gegenwart von Dibenzoylperoxid liefert das 2‐Chlorderivat (II), aus dem durch Dehydrochlorierung das Methylenderivat (III) erhalten wird.
ChemInform Abstract: Oxidative Cyclization of β‐Stannyl Hydrazones.
Authors: NISHIYAMA H. , ARAI H. , KANAI Y. , KAWASHIMA H. , ITOH K. 
Published: May 2016

AbstractDie Stannyl‐hydrazone (I) reagieren mit NBS zu den Azo‐cyclopropanen (II), die mit Zinn(II)‐chlorid als Katalysator zu den Dihydropyrazolen (III) umgelagert werden.
ChemInform Abstract: Reaction of 2‐Methyl‐5,6‐dihyro‐2H‐pyran with Dichlorocarbene.
Authors: IBATULLIN U. G. , PETRUSHINA T. F. , GATAULLIN R. R. , SAFAROV M. G. 
Published: May 2016

AbstractDas Methyl‐ dihydropyran (I) reagiert mit Dichlorcarben zu einem Gemisch der cis‐ und trans‐ Oxabicycloheptane (II) mit dem Dichlormethyldihydropyran (III).
ChemInform Abstract: Fused Thiopyrones. Part 1. Thiopyrano[3,2‐b]indol‐4(5H)‐ones, Thiopyrano[2,3‐b]indol‐4(9H)‐ones as Byproducts.
Authors: GOERLITZER K. + , HOELSCHER D. + 
Published: May 2016

AbstractDie Indole (Ia) und (Ib) werden mit Thioharnstoff (II) über (IIIa) und (IIIb) zu den Thioethern (IVa) und (IVb) umgesetzt, die mit Polyphosphorsäure zu den isomeren Heterocyclen (V) und (VI) kondensieren.
ChemInform Abstract: Reaction of 4‐Aminoimidazo[4,5‐c]pyridin‐2‐ones with α‐Bromomethylketones.
Authors: YUTILOV YU. M. , KHABAROV K. M. 
Published: May 2016

AbstractA Das 4‐Amino‐imidazopyridinon (I) reagiert mit den Brommethylketonen (II) zu den Salzen (III), die entweder direkt unter den Reaktionsbedingungen oder unter dem Einfluß von Basen zu den Imidazo[4,5‐c]imidazo‐[1,2‐a]pyridinen (IV) cyclisieren.
ChemInform Abstract: Directed Synthesis of Translationally Isomeric [3]‐Catenanes.
Authors: RISSLER K. , SCHILL G. , FRITZ H. , VETTER W. 
Published: May 2016

AbstractStarting from the reaction between the veratrol derivative (1), available from o‐vanillin, and the phosphonium sa1t(I1),the[3] catenanes (X111a)‐(XVa) are synthesized in a multistep sequence.
ChemInform Abstract: Synthesis of Fluorinated Polysiloxanes. Part l. Hydrosilylation of Fluorinated Allylic Olefins and Styroles.
Authors: BOUTEVIN B. , PIETRASANTA Y. , YOUSSEF B. 
Published: May 2016

AbstractDurch die Hydrosilylierung des Pentafluorstyrols (I) und des Allylethers (IV) mit Dichlor‐ (IIa) oder Monochlor‐methylsilan (IIb) sowie Triethoxysilan (VI) erhält man die angegebenen Monoadditionsprodukte (III), (V) und (VII), die zur Herstellung neuer Silicone verwendet werden sollen.
ChemInform Abstract: Low‐Coordinated Phosphorus Compounds. Part 42. Separation and X‐Ray Structure Determination of the E,Z‐Isomers of 2,4,6‐Tri(tert‐butyl)phenyl‐phenylmethylene‐phosphaalkene.
Authors: APPEL R. , MENZEL J. , KNOCH F. , VOLZ P. 
Published: May 2016

AbstractHydrolysis of the phosphaalkene (Ia) gives the desilylated compound (Ic) as a separable mixture of (E)‐ and (Z)‐isomers.
ChemInform Abstract: Preparation and Reactivity of Monomeric (Tolylimido)molybdenum(V) Complexes and Structure of mer‐Trichloro‐trans‐bis(ethyldiphenylphosphine)(p‐tolylimido)molybdenum(V), Mo(Ntol)Cl3(EtPh2P)2.
Authors: CHOU C. Y. , HUFFMANN J. C. , MAATTA E. A. 
Published: May 2016

AbstractReaction of the p‐tolylimido‐Mo(VI) complex (I) with tert. phosphine ligands affords the monomeric p‐tolylimido‐Mo(V) complexes (IIa)‐(IId).
ChemInform Abstract: Perfluoromethyl‐Element‐Ligands. Part 35. Reactivity of Metallated Phosphanes and Arsanes of the Type π‐C5H5(CO)3MER2 (M: Cr, Mo, W; E: P, As; R: CF3, CN)
Authors: GROBE J. , HAUBOLD R. 
Published: May 2016

AbstractThe influence of the complex fragments (n5‐C5H5)M(CO)3 (M: Cr, Mo, W) on the basicity of the metallated phosphanes or arsanes in the complexes (I) is investigated by reactions with sulfur, methyliodide, fluorotrichloromethane, and W(CO)5THF.
ChemInform Abstract: Redox Behaviors of [Fe4S4(SR)4]2‐ and [Mo2Fe6S8X3(SR)6]3‐ (R: C6H4‐p‐n‐C8H17; X: SEt, OMe) in Aqueous Micellar Solutions.
Authors: TANAKA K. , MORIYA M. , TANAKA T. 
Published: May 2016

AbstractThe preparations of the title Clusters (I) and (II) are described, Starting from p‐oCtylbenzenethiol and FeC13/NaSH or (NEt4)3[Mo2Fe6S8(SEt)9] or FeC13/(NH4)2MoS4.