Title:
POLYENE COMPOUND AND METHOD OF PRODUCING SAME
Document Type and Number:
Japanese Patent JPS5257107
Kind Code:
A
Abstract:
A novel procedure for the preparation of carotenoids, particularly vitamin A, employing pi -allyl transition metal complexes. Novel carotenoid intermediates are also disclosed.
Inventors:
PAASHII SOOUTSUDO MANCHIYANDO
Application Number:
JP12891976A
Publication Date:
May 11, 1977
Filing Date:
October 28, 1976
Export Citation:
Assignee:
HOFFMANN LA ROCHE
International Classes:
C07C69/612; B01J31/00; C07B61/00; C07C27/00; C07C29/00; C07C33/02; C07C39/19; C07C41/00; C07C43/20; C07C43/215; C07C43/23; C07C51/00; C07C57/03; C07C57/26; C07C59/64; C07C67/00; C07C69/03; C07C69/035; C07C69/145; C07C69/608; C07C313/00; C07C315/04; C07C317/18; C07C317/44; C07C317/46; C07C401/00; C07C403/00; C07C403/08; C07C403/12; C07C403/20; C07C403/22; C07F17/02; (IPC1-7): B01J31/28; C07C29/00; C07C33/00; C07C51/00; C07C57/02; C07C61/38; C07C63/60; C07C65/02; C07C67/00; C07C69/02; C07C147/00; C07C175/00