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Ruthenium catalyzed selective synthesis of enol carbamates by fixation of carbon dioxide

✍ Scribed by Take-aki Mitsudo; Yoji Hori; Yasushi Yamakawa; Yoshihisa Watanabe


Book ID
108383058
Publisher
Elsevier Science
Year
1987
Tongue
French
Weight
136 KB
Volume
28
Category
Article
ISSN
0040-4039

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One-step synthesis of vinyl carbamates c
✍ R. MahΓ©; P.H. Dixneuf; S. LΓ©colier πŸ“‚ Article πŸ“… 1986 πŸ› Elsevier Science 🌐 French βš– 173 KB

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.