PEPTIDE DERIVATIVES AND THEIR PHARMACEUTICALLY ACCEPTABLE SALTS, PROCESSES FOR PREPARATION OF BOTH, AND USE THEREOF
申请人:TAIHO PHARMACEUTICAL CO., LTD.
公开号:EP1333024A1
公开(公告)日:2003-08-06
The present invention provides a peptide derivative of formula (I)
wherein X is -CHOH- or -CO-; R1 and R2 are hydrogen or substituted oxycarbonyl; R3 is substituted oxycarbonyl; R4 is hydroxyl, lower alkoxy, optionally substituted piperazinyl or the like; R5 is a R-group side chain of an α-amino acid optionally protected by a protective group, R6 is hydroxyl, lower alkoxy or the like; m is 0 or 1; and n is an integer of 2 to 6; or a pharmaceutically acceptable salt thereof. The present invention further provides a production process and use thereof.
本发明提供了一种式(I)的肽衍生物
其中 X 是-CHOH-或-CO-;R1 和 R2 是氢或取代的氧羰基;R3 是取代的氧羰基;R4 是羟基、低级烷氧基、任选取代的哌嗪基或类似物;R5 是任选受保护基团保护的 α-氨基酸的 R 基侧链,R6 是羟基、低级烷氧基或类似物;m 是 0 或 1;n 是 2 至 6 的整数;或其药学上可接受的盐。本发明进一步提供了一种生产工艺及其用途。