Method of preparation of pilocarpines and intermediates thereof

Details Method of preparation of pilocarpines and intermediates thereof Method of preparation of pilocarpines and intermediates thereof

C - Chemistry, Metallurgy

12

P

C12P 7/62 (2006.01) A61K 31/415 (2006.01) C07C 43/315 (2006.01) C07C 69/003 (2006.01) C07C 69/16 (2006.01) C07C 69/63 (2006.01) C07D 307/33 (2006.01) C07D 317/24 (2006.01) C07D 319/06 (2006.01) C07D 321/06 (2006.01) C07D 405/06 (2006.01) C07D 407/06 (2006.01) C07F 7/18 (2006.01) C12P 17/02 (2006.01) C12P 41/00 (2006.01)

Patent

CA 2101445

2101445 9214693 PCTABS00015 Synthesis of (+)-pilocarpine is achieved via homochiral monoprotected propane-1,3-diols prepared in > 98 % e.e. by enzyme catalyzed acylation of the corresponding diol, and lactones derived therefrom, or via acetylenic alcohols which upon imidazolisation and catalysed carbonylation are converted to lactones again leading to pilocarpine and analogues thereof.

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