发明名称 |
PROCESS FOR THE PRODUCTION OF 21 -METHOXY-11 -BETA-PHENYL-19-NOR-PREGNA-4,9-DIENE-3,20-DIONE DERIVATIVES |
摘要 |
The present invention relates to a process for the synthesis of compounds of formula (I), (I) wherein the meaning of R is dimethylamino or acetyl group, using the compound of formula (III) or (IV), wherein the meaning of R' is dimethylamino or 2-methyl-l,3-dioxan-2-yl group, as starting material and methoxymethy] lithium as reagent. (III) (IV) |
申请公布号 |
EP3107925(A1) |
申请公布日期 |
2016.12.28 |
申请号 |
EP20150708050 |
申请日期 |
2015.02.16 |
申请人 |
Richter Gedeon Nyrt. |
发明人 |
MAHÓ, Sándor;SÁNTA, Csaba;CSÖRGEI, János;SZABÓ, Gábor;SCHÄFER, Tamás;BÉNI, Zoltán |
分类号 |
C07J5/00;C07J41/00;C07J51/00 |
主分类号 |
C07J5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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