Phenolic acid derivatives and composition for preventing or treating blood lipid level-related diseases comprising the same
申请人:——
公开号:US20030199566A1
公开(公告)日:2003-10-23
The present invention relates to phenolic acid derivatives of the formula I and compositions for the preventing and the treating blood lipid level-related diseases comprising the phenolic acid derivatives. The compounds have excellent effects of reducing blood lipid level, inhibiting cholesterol metabolism-related enzymes and preventing and treating blood lipid level-related diseases.
1
wherein,
R
1
, R
2
, R
3
, R
4
and R
5
are independently hydrogen, hydroxy or C
1
-C
6
alkoxy;
R
6
is
2
R
a
is hydrogen or acetyl;
R
b
is COOR
d
or CH
2
OR
d
;
R
c
is hydrogen, benzyl, hydroxybenzyl, imidazolemethyl, indolemethyl, linear or branched C
1
-C
6
alkyl, or C
1
-C
6
alkyl substittuted with hydroxy, thiol(SH), thiomethyl(SCH
3
), NHR
d
, CNHNH
2
, CONH
2
or COOR
d
; and
R
d
is hydrogen, methyl, ethyl or benzyl.
本发明涉及公式I的酚酸衍生物和用于预防和治疗血脂水平相关疾病的组合物,其中该酚酸衍生物具有降低血脂水平、抑制胆固醇代谢相关酶以及预防和治疗血脂水平相关疾病的优异效果。其中,R1、R2、R3、R4和R5独立地为氢、羟基或C1-C6烷氧基;R6为2R1,氢或乙酰基;Rb为COORd或CH2ORd;Rc为氢、苄基、羟基苄基、咪唑甲基、吲哚甲基、线性或支链C1-C6烷基,或C1-C6烷基取代的羟基、硫醇(SH)、硫甲基(SCH3)、NHRd、CNHNH2、CONH2或COORd;而Rd为氢、甲基、乙基或苄基。