- 专利标题: CRYSTAL FORM A OF 2-(2, 5-DIOXOPYRROLIDIN-1YL) ETHYL METHYL FUMARATE, PREPARATION METHOD THEREFOR AND USE THEREOF
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申请号: US17487106申请日: 2021-09-28
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公开(公告)号: US20220033355A1公开(公告)日: 2022-02-03
- 发明人: Guobin REN , Dongxu YI , Weijie JI , Jiajun HUANG
- 申请人: SHENZHEN RENTAI PHARMATECH LTD.
- 申请人地址: CN Shenzhen
- 专利权人: SHENZHEN RENTAI PHARMATECH LTD.
- 当前专利权人: SHENZHEN RENTAI PHARMATECH LTD.
- 当前专利权人地址: CN Shenzhen
- 主分类号: C07D207/404
- IPC分类号: C07D207/404
摘要:
A crystal form A of 2-(2, 5-dioxopyrrolidin-1yl)ethyl methyl fumarate has a good light irradiation stability, high-temperature stability and high-humidity stability.
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