申请人:ONO PHARMACEUTICAL CO., LTD.
公开号:EP0291247A2
公开(公告)日:1988-11-17
A cinnamoylamide derivative of general formula:
wherein,
(i) when R² represents a methyl group and R³ represents a hydrogen atom,
(R¹)n represents a 3-pentyl, 4-pentyl, 4-neopentyl, 4-(2-ethylbutyl), 4-(2-methylpentyl), 2-fluoro-4-pentyloxy, 4-butylthio, 4-cyclobutylmethyl, 4-cyclohexylmethyl, 4-(4-phenylbutyl) or 4-phenoxy, and
(ii) when R² represents a hydrogen atom and R³ represents a methyl group,
(R¹)n represents 3-pentyl or 4-phenethyl] and non-toxic salts thereof possess inhibitory activity on 5α-reductase, indicative of utility for treating and/or preventing alopecia, acne or prostatic hypertrophy.
通式如下的肉桂酰胺衍生物
其中
(i) 当 R² 代表甲基且 R³ 代表氢原子时、
(R¹)n代表3-戊基、4-戊基、4-新戊基、4-(2-乙基丁基)、4-(2-甲基戊基)、2-氟-4-戊氧基、4-丁硫基、4-环丁基甲基、4-环己基甲基、4-(4-苯基丁基)或4-苯氧基,以及
(ii) 当 R² 代表氢原子且 R³ 代表甲基时、
(R¹)n代表3-戊基或4-苯乙基]及其无毒盐具有抑制5α-还原酶的活性,可用于治疗和/或预防脱发、痤疮或前列腺肥大。