| 发明名称 |
CHEMICAL INTERMEDIATES PREPARATION METHOD |
| 摘要 |
<p>The present invention relates to novel intermediates of the formula <IMAGE> wherein R1 is hydrogen or lower alkyl and R is <IMAGE> -CH2OH or -CH2X in which X is a conventional leaving group and Y is lower alkyl and the use thereof in a process for the preparation of certain histamine H2-antagonists.</p> |
| 申请公布号 |
GR880100311(A) |
申请公布日期 |
1989.02.23 |
| 申请号 |
GR19880100311 |
申请日期 |
1988.05.12 |
| 申请人 |
BRISTOL-MYERS SQUIBB COMPANY |
发明人 |
ALGIERI A. ALDO;FARNEY F. ROBERT |
| 分类号 |
A61K31/135;A61P43/00;C07C67/00;C07C213/00;C07C225/20;C07D295/096;C07D317/20;C07D317/22;(IPC1-7):C07C225/20;C07D295/00 |
主分类号 |
A61K31/135 |
| 代理机构 |
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代理人 |
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| 主权项 |
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