发明申请
US20140107346A1 PROCESS FOR PREPARING CHIRAL DIPEPTIDYL PEPTIDASE-IV INHIBITORS 有权
制备精氨酸肽酶IV抑制剂的方法

PROCESS FOR PREPARING CHIRAL DIPEPTIDYL PEPTIDASE-IV INHIBITORS
摘要:
A process for the preparation of pyrazolopyrolidines of structural formula I: and W is or P, wherein in P is an amine protecting group. These compounds are useful in the synthesis of dipeptidyl peptidase-IV inhibitors for the treatment of Type 2 diabetes. Also provided are useful intermediates obtained from the process.
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