DIHYDROETORPHINE ET LEURS PREPARATIONS
- 专利权人:
- EURO-CELTIQUE S.A.
- 发明人:
- WHITELOCK, STEVE,HARDING, DEBORAH PHYLLIS,TURNER, CARL DAVID
- 申请号：
- CA2745537
- 公开号：
- CA2745537C
- 申请日:
- 2009.12.04
- 申请国别(地区):
- CA
- 年份:
- 2017
- 代理人:
- 摘要：
- (VI)The present invention provides a process for the preparation of a compoundof formula (VI), or a salt or derivative thereof, wherein R1 and R2 areindependently C1-8 alkyl and * represents a stereocentre.
- 来源网站：
- 中国工程科技知识中心
