Hitesh Batra,Sudersan M. Tuladhar,Raju Penmasta,David A. Walsh
申请号：
US15423021
公开号：
US10548863B2
申请日:
2017.02.02
申请国别(地区):
US
年份:
2020
代理人:
摘要：
This present invention relates to an improved process to prepare prostacyclin derivatives. One embodiment provides for an improved process to convert benzindene triol to treprostinil via salts of treprostinil and to purify treprostinil.
