| 发明名称 |
PREPARATION OF CRYSTALLINE CIMETIDINE |
| 摘要 |
A novel process for preparing cimetidine polymorph "B" comprises precipitating cimetidine from an aqueous-alcoholic solution of an acid addition salt. The precipitation is conducted at a temperature of above 15 DEG C. |
| 申请公布号 |
AU7625387(A) |
申请公布日期 |
1988.02.04 |
| 申请号 |
AU19870076253 |
申请日期 |
1987.07.29 |
| 申请人 |
SMITHKLINE BECKMAN CORP., |
发明人 |
HAROLD GRABOYES;DAVID SAMUEL KIRKPATRICK |
| 分类号 |
C07D233/24;C07C279/16;C07D233/54;C07D233/64 |
主分类号 |
C07D233/24 |
| 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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