发明名称 |
Process for the preparation of 1-(4-fluorophenyl)-4(S)-(4-hydroxyphenyl)-azetidin-2-one |
摘要 |
A process for preparing a compound of the formula comprising: (a) formation of 3(S)-(4-hydroxyphenyl)-3-methanesulfonyloxy-propionic acid methyl ester compound of the formula (b) cyclization of the product of Step (a) with 4-fluoroaniline to yield 1-(4-fluorophenyl)-4(S)-(4-hydroxyphenyl)-azetidin-2-one.
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申请公布号 |
US2004254369(A1) |
申请公布日期 |
2004.12.16 |
申请号 |
US20030460877 |
申请日期 |
2003.06.16 |
申请人 |
FRAMROZE BOMI PATEL |
发明人 |
FRAMROZE BOMI PATEL |
分类号 |
C07C309/66;C07D205/08;(IPC1-7):C0725/02 |
主分类号 |
C07C309/66 |
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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