申请人:Shiseido Co., Ltd.
公开号:US06114325A1
公开(公告)日:2000-09-05
A 1,2-di-substituted benzene-carboxamide derivative or a salt thereof expressed by the following Formula (I); ##STR1## wherein each of A and B is R.sup.1 or --(CH.sub.2)n-NR.sup.2 R.sup.3, wherein when A is R.sup.1, B is --(CH.sub.2)n-NR.sup.2 R.sup.3 and when A is --(CH.sub.2)n-NR.sup.2 R.sup.3, B is R.sup.1 ; Z is --O--, --OCO--, --OCONR.sup.6 -- or --NR.sup.6 --; R.sup.1 is a hydrocarbon group of C.sub.10-30 ; R.sup.2 and R.sup.3 individually represent a hydrogen atom, a lower alkyl group, a phenyl group or a benzyl group, or together represent a heterocyclic ring having 3-7 members; when A is --(CH.sub.2)n-NR.sup.2 R.sup.3, R.sup.2 may be a hydrogen atom, a lower alkyl group, a phenyl group or a benzyl group, and R.sup.3 and R.sup.5 together may represent a heterocyclic ring of 6 or 7 members including two nitrogen atoms; when --Z--B is --OCONR.sup.6 --(CH.sub.2)n-NR.sup.2 R.sup.3 or --NR.sup.6 --(CH.sub.2)n-NR.sup.2 R.sup.3, R.sup.2 may be a hydrogen atom, a lower alkyl group, a phenyl group or a benzyl group, and R.sup.3 and R.sup.6 together may represent a heterocyclic ring of 6 or 7 members including two nitrogen atoms; R.sup.4 is selected from the group consisting of a halogen atom, a lower alkyl group, a lower acyl group, a nitro group, a cyano group, a lower alkoxycarbonyl group, a carbamoyl group, a lower alkylcarbamoyl group, a lower alkylamino group, a lower acylamino group, a lower alkoxy group and a lower acyloxy group; R.sup.5 is a hydrogen atom, a lower alkyl group, a lower acyl group or a lower alkylcarbamoyl group, or when A is --(CH.sub.2)n-NR.sup.2 R.sup.3, R.sup.5 and R.sup.3 together may represent a heterocyclic ring of 6 or 7 members including two nitrogen atoms; R.sup.6 is a hydrogen atom, a lower alkyl group, a lower acyl group or a lower alkylcarbamoyl group, or when --Z--B is --OCONR.sup.6 --(CH.sub.2)n-NR.sup.2 R.sup.3 or --NR.sup.6 --(CH.sub.2)n-NR.sup.2 R.sup.3, R.sup.6 and R.sup.3 together may represent a heterocyclic ring of 6 or 7 members including two nitrogen atoms; l is an integer of 0-2; and n is an integer of 0-5. The 1,2-di-substituted benzene-carboxamide derivative or the salt thereof has excellent hair growth and regrowth promoting effects, which are useful for care, improvement or prevention of hair loss in mammals and, in particular, in humans.
公式(I)表示的1,2-二取代苯甲酰胺衍生物或其盐;其中A和B中的每一个是R^1或--(CH2)n-NR^2R^3,当A为R^1时,B为--(CH2)n-NR^2R^3,当A为--(CH2)n-NR^2R^3时,B为R^1;Z为--O--,--OCO--,--OCONR^6--或--NR^6--;R^1是C10-30的烃基;R^2和R^3分别表示氢原子,低烷基,苯基或苄基,或者一起表示具有3-7个成员的杂环环;当A为--(CH2)n-NR^2R^3时,R^2可以是氢原子,低烷基,苯基或苄基,R^3和R^5一起可以表示具有两个氮原子的6或7成员的杂环环;当--Z--B为--OCONR^6--(CH2)n-NR^2R^3或--NR^6--(CH2)n-NR^2R^3时,R^2可以是氢原子,低烷基,苯基或苄基,R^3和R^6一起可以表示具有两个氮原子的6或7成员的杂环环;R^4从卤素原子,低烷基,低酰基,硝基,氰基,低烷氧羰基,氨基,低烷基氨基,低酰胺基,低烷氧基和低酰氧基组成的组中选择;R^5是氢原子,低烷基,低酰基或低烷基胺基,或者当A为--(CH2)n-NR^2R^3时,R^5和R^3一起可以表示具有两个氮原子的6或7成员的杂环环;R^6是氢原子,低烷基,低酰基或低烷基胺基,或者当--Z--B为--OCONR^6--(CH2)n-NR^2R^3或--NR^6--(CH2)n-NR^2R^3时,R^6和R^3一起可以表示具有两个氮原子的6或7成员的杂环环;l是0-2的整数;n是0-5的整数。1,2-二取代苯甲酰胺衍生物或其盐具有出色的促进头发生长和再生效果,适用于哺乳动物的脱发护理、改善或预防,尤其是人类。