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公开(公告)号:US20020026082A1
公开(公告)日:2002-02-28
申请号:US09965059
申请日:2001-09-27
申请人: Sangho Koo
发明人: Sangho Koo , Hojin Choi , Minsoo Park , Minkoo Ji
IPC分类号: C07C321/08 , C07C323/10 , C07C323/22
CPC分类号: C07C403/24 , C07C45/60 , C07C315/02 , C07C319/20 , C07C323/05 , C07C323/14 , C07C323/22 , C07C2601/16 , C07C47/21 , C07C317/14 , C07C323/65
摘要: Intermediates useful in the synthesis of a compound having polyene chain structure, processes for preparing the same, and a process for preparing null-carotene utilizing the same are disclosed. Also disclosed is a novel compound, retinyl sulfide, which was synthesized by the coupling of a diallylic sulfide of the present invention with the corresponding Wittig salt.
摘要翻译: 公开了可用于合成具有多烯链结构的化合物的中间体,其制备方法和利用其制备β-胡萝卜素的方法。 还公开了通过本发明的二烯丙基硫醚与相应的维蒂克盐的偶联合成的新化合物,视黄基硫醚。