发明名称 |
Process for the production of antiulceratives |
摘要 |
A method for the production of an antiulcerative via reacting reacting a compound of formula II:with m-chloroperoxybenzoic acid in a solvent of acetone or acetone/water mixture to form a reaction mixture. The reaction mixture has a pH of 7.0 or above, and crystals of the antiulcerative compound of formula I are formed which may be optionally separated.
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申请公布号 |
US6686474(B2) |
申请公布日期 |
2004.02.03 |
申请号 |
US20020133644 |
申请日期 |
2002.04.29 |
申请人 |
GRUENENTHAL GMBH |
发明人 |
LOEBERMANN HARTMUT;CASTER KARL-HEINZ |
分类号 |
A61P35/00;C07D235/00;C07D401/12;(IPC1-7):C07D401/12 |
主分类号 |
A61P35/00 |
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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