A vitamin D derivative which has a methyl group in the 1-position and has an epi form in the 20-position. The vitamin D derivative is represented by the general formula (1): wherein R represents linear or branched alkyl optionally substituted by hydroxy.
一种
维生素 D 衍
生物,它在 1 位上有一个甲基,在 20 位上有一个表型。
维生素 D 衍
生物由通式(1)表示:其中 R 代表可选被羟基取代的直链或支链烷基。