Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Fritz, R."'
Publikováno v:
Chemische Berichte. 128:289-292
Synthesis of Cationic η2-Phosphinocarbene Complexes of Molybdenum and Tungsten1 The reaction of chlordimethylphosphane or chlordiphenyl-phosphane and sodium tetraphenylborate with dicarbonyl(η5-cyclopentadienyl)carbyne complexes of molybdenum and t
Publikováno v:
Inorganica Chimica Acta. 222:77-84
The reaction of η2-phosphino- or η2-thiocarbene complexes of molybdenum and tungsten with sodium thiocyanate provides high yields of metalla(phospha/thia)bicyclo[1.1.0]butanone compounds. The structures of the new bicyclic complexes were determined
Substitutionsreaktionen an 1-Metalla-1,1-dicarbonyl-2,3,4-triazol-komplexen von Molybdän und Wolfram
Publikováno v:
Journal of Organometallic Chemistry. 472:c8-c12
Zusammenfassung In the presence of trimethylamine- N -oxide 3 H -1,2,3,4-triazametalole complexes of molybdenum and tungsten react with trimethylphosphine to give the corresponding substitution products in high yields. The new compounds where identif
Publikováno v:
Journal of Organometallic Chemistry. 464:77-81
Cyclopentadienyl and hydrotrispyrazolylborato substituted carbyne complexes of molybdenum and tungsten react with dimethyl (alkyl/arylthio)sulfonium tetrafluoroborate to yield cationic η 2 thiocarbene complexes.
Autor:
Wolfgang Schütt, Hans Keller, Eberhardt Herdtweck, Fritz R. Kreißl, J. Ostermeier, Claudia M. Stegmair, N. Ullrich
Publikováno v:
Chemische Berichte. 126:1609-1614
Thiomethylation of the Metal–Carbon Multiple Bond of Carbyne and Carbene Complexes of Molybdenum and Tungsten Carbyne complexes of molybdenum and tungsten react with dialkyl(methylthio)sulfonium tetrafluoroborate in a stepwise addition of the alkyl
Publikováno v:
Journal of Organometallic Chemistry. 443:C33-C36
Dicarbonyl(η5-cyclopentadienyl)[η2-(methylthio)methylcarbene] tungsten tetrafluoroborate reacts with an excess of trimethylphosphine under carbonyl substitution and addition of trimethylphosphine at the carbene carbon to yield a ‘wolframa-thiacyc
Autor:
N. Ullrich, Fritz R. Kreißl
Publikováno v:
Journal of Organometallic Chemistry. 440:335-339
Carbonyl(η 5 -cyclopentadienyl)(ethoxymethylcarbene)(nitrosyl)molybdenum reacts with trimethylphosphine with substitution of the carbonyl ligand. Subsequent electrophilic addition of the methylthio cation SCH 3 + at the nucleophilic carbene carbon a
Publikováno v:
Journal of Organometallic Chemistry. 436:C17-C20
Carbonyl(η 5 -cyclopentadienyl)(trimethylphosphine)[η 2 -(dimethylphenylphosphino-4-methylphenylcarbene]tungsten hexafluorophosphate reacts with dimethyl(methylthio)sulfonium tetrafluoroborate to yield the dicationic complexes tungstaphosphathiabic
Publikováno v:
Angewandte Chemie International Edition in English. 32:1152-1154
Publikováno v:
Journal of Organometallic Chemistry. 403:C29-C31
Dicarbonyl(η 5 -cyclopentadienyl)(diethylaminocarbyne)(tungsten reacts with dimethyl(methylthio)sulfonium tetrafluoroborate to form dicarbonyl(η 5 -cyclopentadienyl)[η 2 -diethylamino(methylthio)carbene]tungsten in high yields.