GIRIJ PAL SINGH,DHANANJAI SHRIVASTAVA,HARISHCHANDRA SAMBHAJI JADHAV,PRAMOD SUDHAKAR UTEKAR,DIGAMBAR YASHWANT SALUNKE
申请号：
PT16829437
公开号：
PT3394069T
申请日:
2016.12.15
申请国别(地区):
PT
年份:
2019
代理人:
摘要：
The present invention provides compound of formula (XVII), wherein P is hydroxyl protecting group； R2 and R3 are independently lower alkyl or R2 and R3 can be alkyl and joined to form a 5-, 6- or 7-membered ring； R4 is lower alkyl, and process for its preparation.
