申请人:Hoffmann-La Roche Inc.
公开号:US03997529A1
公开(公告)日:1976-12-14
A novel process for the preparation of polyene aldehydes which employs as starting materials, substituted 2H pyrans. Novel substituted 2H pyrans and polyene intermediates are also disclosed.
一种新型的制备多烯醛的工艺,其使用取代的2H吡喃作为起始材料。还公开了新型的取代2H吡喃和多烯中间体。