申请人:Hoffman-La Roche Inc.
公开号:US04789750A1
公开(公告)日:1988-12-06
6-Etherified hydroxy -2-(4',8',12'-trimethyl-5'-tridecenyl)-2,5,7,8-tetramethylchromans with an oxo or hydroxy substituent at the 2' position which may be substituted with an arylsulfonyl or a carboxyalkyl at the 3' position and containing a single or double bond at the 11 position, said chromans being intermediates for producing natural vitamin E.
6-醚化的羟基-2-(4',8',12'-三甲基-5'-十三碳烯基)-2,5,7,8-四甲基-色苷,其在2'位置带有氧代基或羟基取代基,该位置可能被芳基磺酰基或羧基烷基在3'位置取代,并且在11位置含有单键或双键,所述的色苷是生产天然维生素E的中间体。