Bi-aromatic compounds linked via a heteroethynylene radical, and pharmaceutical and cosmetic compositions containing them
申请人:Galderama Research & Development.
公开号:US20010056105A1
公开(公告)日:2001-12-27
Compounds of formula (I)
1
in which:
Ar represents a radical chosen from formulae (a) to (c) below:
2
Z being O or S or N—R
6
,
R
1
represents, in particular, a halogen atom, —CH
3
or carboxyl,
R
2
and R
3
represent, in particular, H, alkyl or cycloalkyl, or
R
2
and R
3
, taken together, form a
5
- or
6
-membered ring,
R
4
and R
5
represent, in particular, H or a halogen atom,
R
6
represents, in particular, H or alkyl,
X represents a radical —Y—C≡C—
Y representing O, S(O)
n
or SE(O)
n
,
n being 0, 1 or 2,
and the salts of the compounds of formula (I).
These compounds can be used in particular in the treatment of dermatological complaints associated with a keratinization disorder, and for combating ageing of the skin.
式(I)的化合物,其中:Ar代表从以下式(a)到(c)中选择的基团:2Z为O、S或N—R6,R1代表特别是卤素原子、—CH3或羧基,R2和R3代表特别是H、烷基或环烷基,或R2和R3一起形成一个5-或6-成员环,R4和R5代表特别是H或卤素原子,R6代表特别是H或烷基,X代表一个基团—Y—C≡C—Y,表示O、S(O)n或SE(O)n,其中n为0、1或2,以及式(I)的化合物的盐。这些化合物特别可用于治疗与角化障碍有关的皮肤疾病,并用于抗皮肤衰老。