Ruthenium tris(2,2,6,6-tetramethyl-3,5-heptanedionate) catalyzed synthesis of vinyl carbamates using carbon dioxide, amines and alkynes
β Scribed by Yogesh P. Patil; Pawan J. Tambade; Nitin S. Nandurkar; Bhalchandra M. Bhanage
- Book ID
- 119216395
- Publisher
- Elsevier Science
- Year
- 2008
- Tongue
- English
- Weight
- 174 KB
- Volume
- 9
- Category
- Article
- ISSN
- 1566-7367
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Terminal alkynes with secondary amines idimethylamine, diethylamine, piperidine, morpholine) and CO 2 in the presence of mononuclear ruthenium catalysts, afford the vinyl carbamates RICH=CH-O-CONR2. The reaction studies suggest, as the active catalytic species, a ruthenium-vinylidene intermediate.