公开(公告)号：US20230295077A1

公开(公告)日：2023-09-21

申请号：US17995857

申请日：2021-04-09

Applicant: FRESENIUS KABI ONCOLOGY LIMITED

Inventor： Maneesh Kumar PANDEY ,  Sonu Prasad SHUKLA ,  Sachin NAIN ,  Sandeep SANDEEP ,  Sridhar MALE ,  Sarbjot Singh SOKHI ,  Govind SINGH ,  Saswata LAHIRI ,  Walter CABRI

IPC: C07C269/06 ,  C07C231/02 ,  C07C231/12 ,  C07D207/46 ,  C07D249/18

CPC classification number: C07C269/06 ,  C07C231/02 ,  C07C231/12 ,  C07D207/46 ,  C07D249/18

Abstract: The present invention relates to an improved process for the preparation of a compound of Formula (1), The invention also provides improved processes for the preparation of intermediates used in the synthesis of Formula (1). The compound of Formula (1) is used in the synthesis of Semaglutide.