In one aspect, the invention relates to compounds having the formula:
where R1-R6, a, b, and X are as defined in the specification, or a pharmaceutically acceptable salt thereof. These compounds have neprilysin inhibition activity. In another aspect, the invention relates to pharmaceutical compositions comprising such compounds; methods of using such compounds; and processes and intermediates for preparing such compounds.
In one aspect, the invention relates to compounds having the formula XII:
where R
a
, R
b
, R
2
, R
7
, and X are as defined in the specification, or a pharmaceutically acceptable salt thereof. The compounds described herein are prodrugs of compounds having neprilysin inhibition activity. In another aspect, the invention relates to pharmaceutical compositions comprising these compounds; methods of using these compounds; and processes and intermediates for preparing these compounds.
在一方面,本发明涉及具有公式XII的化合物:
其中R
a
,R
b
,R
2
,R
7
和X如说明书中所定义,或其药用可接受的盐。所述的化合物是具有中性粒细胞弹性蛋白酶抑制活性的化合物的前药。在另一方面,本发明涉及包含这些化合物的药物组合物;使用这些化合物的方法;以及制备这些化合物的过程和中间体。
L'abbe, Gerrit; Vanderstede, Els; Dehaen, Wim, Journal of the Chemical Society. Perkin transactions I, 1991, # 3, p. 607 - 610