The synthesis of C-4 alkyl analogs of racemic (1 RS,4RS,-5RS)-4-(4,8-dimethyl-5-hydroxy-7-nonenyl)-4-methyl-3,8--dioxabicyclo[3.2.1 ]octane-1-acetic acid and the corresponding (1RS,4RS,5RS)-derivative is described. The dioxabicyclo-[3.2.1]octanes are useful as contragestational agents.
本文介绍了外消旋(1RS,4RS,-5RS)-4-(4,8-二甲基-5-羟基-7-
壬烯基)-4-甲基-3,8-二氧杂环双环[3.2.1 ]
辛烷-1-乙酸的 C-4 烷基类似物以及相应的(1RS,4RS,5RS)衍
生物的合成。二氧
双环[3.2.1]辛烷可用作
避孕药。