Invention Grant
- Patent Title: Processes for preparing (E)-(2-(chloromethyl)-3-fluoroallyl) carbamate compounds
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Application No.: US17254718Application Date: 2019-07-01
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Publication No.: US11332436B2Publication Date: 2022-05-17
- Inventor: Woo Seob Shin , Cheol Hee Lim
- Applicant: YUHAN CORPORATION
- Applicant Address: KR Seoul
- Assignee: YUHAN CORPORATION
- Current Assignee: YUHAN CORPORATION
- Current Assignee Address: KR Seoul
- Agency: Sheppard Mullin Richter & Hampton LLP
- Priority: KR10-2018-0076969 20180703
- International Application: PCT/IB2019/055609 WO 20190701
- International Announcement: WO2020/008340 WO 20200109
- Main IPC: C07C271/14
- IPC: C07C271/14 ; C07C269/06
Abstract:
The present technology provides a process for selectively preparing an (E)-(2-(chloromethyl)-3-fluoroallyl)carbamate compound by refluxing an (E/Z)-(2-(chloromethyl)-3-fluoroallyl)carbamate compound in an organic solvent, followed by crystallization by cooling.
Public/Granted literature
- US20210230103A1 PROCESSES FOR PREPARING (E)-(2-(CHLOROMETHYL)-3-FLUOROALLYL) CARBAMATE COMPOUNDS Public/Granted day:2021-07-29
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