申请人:Khamar Bakulesh Mafatlal
公开号:US20110183919A1
公开(公告)日:2011-07-28
The present invention is directed to novel compounds of formula I and pharmaceutically acceptable salts, enantiomers thereof having inhibiting properties of dipeptidyl peptidase IV enzyme (DP-IV inhibitors). The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds along with its composition in the prevention or treatment of diseases associated with DP-IV enzyme.
wherein,
A is defined as R
3
-R
4
wherein R
3
and R
4
are together or independently defined as peptides having amino acids ranging from 1 to 10,
B is chemical bond between peptide and substituted amine,
R
1
, and R
2
are as defined in specification,
本发明涉及一种新的化合物I及其药物可接受的盐和对映体,具有抑制二肽基肽酶IV酶(DP-IV抑制剂)的性质。本发明还涉及包括这些化合物的制药组合物以及使用这些化合物及其组合物预防或治疗与DP-IV酶相关的疾病。其中,A被定义为R3-R4,其中R3和R4一起或独立地被定义为具有1至10个氨基酸的肽,B是肽和取代胺之间的化学键,R1和R2如规范所定义。