申请人:Hoffmann-La Roche Inc.
公开号:US03975445A1
公开(公告)日:1976-08-17
A novel process for the preparation of polyene compounds useful as coloring agents in foods, cosmetics, and pharmaceutical preparations. Novel polyenes are also disclosed. The present invention relates to polyene compounds. More particularly, the invention is concerned with novel carotenoid polyene compounds, derivatives thereof and a process for their manufacture.
一种用作食品、化妆品和药物制剂中的着色剂的聚烯烃化合物的制备新方法。还披露了新型聚烯烃化合物。本发明涉及聚烯烃化合物。更具体地说,本发明涉及新型类胡萝卜素聚烯烃化合物,其衍生物以及其制备方法。