The present invention relates to a peptide of Formula I, or a pharmaceutically acceptable salt thereof:
X—P Formula I
wherein: P is a DPPIV peptide metabolite of regulatory peptides obtained by cleavage of the two N-terminal amino acids; and
X is defined by Formula II:
wherein:
A is selected from the group consisting of C
1
-C
10
alkylene, C
2
-C
10
alkenylene, C
2
-C
10
alkynylene, C
1
-C
10
heteroalkylene, C
2
-C
10
heteroalkenylene, C
2
-C
10
heteroalkynylene and phenyl; and
B is selected from the group consisting of aryl, substituted aryl, heteroaryl, substituted heteroaryl and C
3
-C
7
cycloalkyl.
本发明涉及一种式 I 肽或其药学上可接受的盐:
X-P 式 I
其中P 是通过裂解两个 N 端
氨基酸获得的调节肽的
DPPIV 肽代谢物;以及
X 由式 II 定义:
其中
A 选自 C
1
-C
10
烯烃、C
2
-C
10
烯烃,C
2
-C
10
炔烯,C
1
-C
10
杂亚烷基,C
2
-C
10
杂烯,C
2
-C
10
杂
炔烃和苯基;以及
B 选自由芳基、取代的芳基、杂芳基、取代的杂芳基和 C 3 -C 10 杂炔基组成的组。
3
-C
7
环烷基。