申请人:Sankyo Company, Limited
公开号:US05880147A1
公开(公告)日:1999-03-09
Compounds of formula (I): ##STR1## wherein: R.sup.1 is alkyl; R.sup.2a, R.sup.2b, R.sup.2c and R.sup.2d are the same or different and each is hydrogen, optionally substituted alkyl, --(C.dbd.O)--B.sup.1 (wherein B.sup.1 is hydrogen or alkyl), nitro, --NR.sup.c R.sup.d (wherein R.sup.c is hydrogen or alkyl and Rd is alkyl), hydroxy, protected hydroxy group, alkoxy, cyano, alkylthio, alkylsulfinyl, alkylsulfonyl or halogen; R.sup.3 is alkyl; R.sup.4 is a group of the formula (II) ##STR2## wherein A.sup.1 is a single bond, alkylene or alkenylene; R.sup.5a and R.sup.5b are the same or different and each is hydrogen, alkyl or --A.sup.4 R.sup.5.sub.c wherein A is a single bond, alkylene or alkenylene and R.sup.5.sub.c is alkoxy; and n is 0, and pharmaceutically acceptable salts thereof. Such compounds have valuable inhibitory activity against acyl-CoA (cholesterol acyl transferase).
式(I)的化合物:##STR1## 其中:R.sup.1是烷基;R.sup.2a、R.sup.2b、R.sup.2c和R.sup.2d相同或不同,且每个都是氢、可选取代烷基、--(C.dbd.O)--B.sup.1(其中B.sup.1是氢或烷基)、硝基、--NR.sup.c R.sup.d(其中R.sup.c是氢或烷基,Rd是烷基)、羟基、保护羟基、烷氧基、氰基、烷硫基、烷基亚磺酰基、烷基磺酰基或卤素;R.sup.3是烷基;R.sup.4是式(II)的基团:##STR2## 其中,A.sup.1是单键、烷基或烯基;R.sup.5a和R.sup.5b相同或不同,且每个都是氢、烷基或--A.sup.4 R.sup.5.sub.c(其中A是单键、烷基或烯基,R.sup.5.sub.c是烷氧基);n为0,并且其药学上可接受的盐。这些化合物具有对酰基辅酶A(胆固醇酰基转移酶)的有价值的抑制活性。