申请人:Sumitomo Pharmaceuticals Company, Limited
公开号:EP1364945A1
公开(公告)日:2003-11-26
The present invention can provide novel compounds useful as orally administrable growth hormone releaser, more specifically a benzimidazolidinone derivative of formula (1) or a pharmaceutically acceptable salt thereof:
(1) wherein R1 is optionally substituted alkyl or the like;
R2, R3 and R4 are each hydrogen, optionally substituted alkyl, or the like;
R5 is optionally substituted aryl; q is 0 or 1; and
W1 is a group represented by formula (2): (2) n is 1, 2 or 3; m is 0, 1, 2 or 3;
R6 and R7 are each hydrogen, optionally substituted alkyl, or the like; and
R8 and R9 are each hydrogen, optionally substituted alkyl, or the like.
本发明可提供可用作口服生长激素释放剂的新型化合物,更具体地说,是一种式(1)的苯并咪唑烷酮衍生物或其药学上可接受的盐:
(1) 其中 R1 是任选取代的烷基或类似物;
R2、R3 和 R4 分别为氢、任选取代的烷基或类似物;
R5 是任选取代的芳基; q 是 0 或 1;以及
W1 是式 (2) 所代表的基团:(2) n 是 1、2 或 3;m 是 0、1、2 或 3;
R6 和 R7 分别是氢、任选取代的烷基或类似物;以及
R8 和 R9 分别为氢、任选取代的烷基或类似物。