Invention Grant
US09249109B2 Method for preparing dipeptidyl peptidase-IV inhibitor and intermediate
有权
二肽基肽酶-IV抑制剂和中间体的制备方法
- Patent Title: Method for preparing dipeptidyl peptidase-IV inhibitor and intermediate
- Patent Title (中): 二肽基肽酶-IV抑制剂和中间体的制备方法
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Application No.: US14506025Application Date: 2014-10-03
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Publication No.: US09249109B2Publication Date: 2016-02-02
- Inventor: Woo Young Kwak , Heung Jae Kim , Jong Pil Min , Tae Hyun Yoon , Moohi Yoo , Geun Gho Lim , Sun Ki Chang
- Applicant: DONG-A PHARMACEUTICAL. CO., LTD
- Applicant Address: KR Seoul
- Assignee: DONG-A PHARMACEUTICAL CO., LTD.
- Current Assignee: DONG-A PHARMACEUTICAL CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: Lucas & Mercanti, LLP
- Priority: KR10-2009-0027105 20090330
- Main IPC: C07C227/02
- IPC: C07C227/02 ; C07D241/08 ; C07C29/36 ; C07C247/10 ; C07C255/44 ; C07C269/06 ; C07C271/22 ; C07D203/08 ; C07D203/18 ; C07C29/10 ; C07C241/00 ; C07C253/00 ; C07C255/42 ; C07D203/10
Abstract:
The present invention relates to an improved method for preparing dipeptidyl peptidase-IV inhibitor intermediates. The present invention is able to reduce preparation costs by using low cost reagents on reaction and is able to be used in mass production by improving yield.
Public/Granted literature
- US20150025241A1 METHOD FOR PREPARING DIPEPTIDYL PEPTIDASE-IV INHIBITOR AND INTERMEDIATE Public/Granted day:2015-01-22
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