Phenylacetonitrile derivatives and hair tonics and external preparations for skin containing the derivatives
申请人:Hanyu Naoto
公开号:US20050176822A1
公开(公告)日:2005-08-11
A hair growth promoting composition comprising, as an effective ingredient, a phenylacetonitrile derivative or a pharmacologically acceptable salt thereof expressed by the following Formula (I):
wherein each of R
1
and R
2
is hydrogen atom, a C
1-10
alkyl group, a C
2-10
alkenyl group or C
2-10
acyl group, or NR
1
R
2
may be a heterocycle having 3-7 members; R
3
is a C
1-5
alkyl group; and each of R
4
, R
5
and R
6
is hydrogen atom or a C
1-4
alkoxy group. The present invention provides a hair growth promoting composition having excellent effects on promoting hair regrowth, preventing or inhibiting hair loss, and the like in human by compounding above-specified phenylacetonitrile derivative as a effective ingredient thereto.
PHENYLACETONITRILE DERIVATIVES AND HAIR TONICS AND EXTERNAL PREPARATIONS FOR SKIN CONTAINING THE DERIVATIVES
申请人:Shiseido Co., Ltd.
公开号:EP1488776A1
公开(公告)日:2004-12-22
A hair growth promoting composition comprising, as an effective ingredient, a phenylacetonitrile derivative or a pharmacologically acceptable salt thereof expressed by the following Formula (I):
wherein each of R1 and R2 is hydrogen atom, a C1-10 alkyl group, a C2-10 alkenyl group or C2-10 acyl group, or NR1R2 may be a heterocycle having 3-7 members; R3 is a C1-5 alkyl group; and each of R4, R5 and R6 is hydrogen atom or a C1-4 alkoxy group. The present invention provides a hair growth promoting composition having excellent effects on promoting hair regrowth, preventing or inhibiting hair loss, and the like in human by compounding above-specified phenylacetonitrile derivative as a effective ingredient thereto.