Process for the preparation of (1S, 4S, 7Z, 10S, 16E, 21R)-7-ethyldene-4,21-bis(1-methyl-ethyl)-2-oxa-12,13-dithia-5,8,20,23-tetraazabicyclo[8.7.6]tricos-16-ene-3, 6, 9, 19, 22-pentone

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专利权人:

MSN LABORATORIES PRIVATE LIMITED;Srinivasan Thirumalai Rajan;Venkat Reddy Ghojala;Sajja Eswaraiah

发明人:

Srinivasan Thirumalai Rajan,Sajja Eswaraiah,Venkat Reddy Ghojala

申请号：

US15770118

公开号：

US10562931B2

申请日:

2016.10.20

申请国别(地区):

US

年份:

2020

代理人:

摘要：

The present invention is relates to an improved process for the preparation (1S,4S,7Z,10S,16E,21R)-7-ethylidene-4,21-bis(1-methylethyl)-2-oxa-12,13-dithia-5,8,20,23-tetraazabi-cyclo[8.7.6]tricos-16-ene-3,6,9,19,22-pentone of formula I.

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