A PROCESS FOR THE PREPARATION OF BENZOXAZEPINE OXAZOLIDINONE COMPOUNDS AND A COMPOUND USEFUL AS AN INTERMEDIATE IN SAID PROCESS
AR110527B1Active Publication Date: 2026-08-28F HOFFMANN LA ROCHE & CO AG
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Patent Information
- Application Number
- ARP20170103528
- Authority / Receiving Office
- AR · AR
- Patent Type
- Patents
- Current Assignee / Owner
- Priority Date
- 2016-12-15
- Filing Date
- 2017-12-15
- Publication Date
- 2026-08-28
- Estimated Expiration
- 2037-12-15
Abstract
Claim 1: A process for the preparation of the compound of formula (1), having the structure given below, comprising reacting the compound of formula (2), having the structure given below, with N-hydroxysuccinimidide, ammonia, and N-(3-dimethylaminopropyl)-N'-ethylcarbodiimide hydrochloride, to form the compound of formula (1).
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Claims
1. A process for the preparation of compound 18, having the structure: (FORMULA 18) characterized in that it comprises reacting compound 17, having the structure: (FORMULA 17) with N-hydroxysuccinimidide, ammonia, and N-(3-dimethylaminopropyl)-N'-ethylcarbodiimide hydrochloride, to form compound 18. Claim 1 follows