| 发明名称 |
Produção de derivados de oxazol |
| 摘要 |
Preparation of 5-cyano-4-alkyloxazole (I) derivatives comprises dehydration of a 5-carbamoyl-4-alkyloxazole derivative with silicon tetrachloride in the presence of an amine in an organic solvent. |
| 申请公布号 |
BR9800601(A) |
申请公布日期 |
1999.07.20 |
| 申请号 |
BR19989800601 |
申请日期 |
1998.02.12 |
| 申请人 |
F. HOFFMANN-LA ROCHE AG. |
发明人 |
KLAUS BEHRINGER;WERNER BONRATH;HORST PAULING |
| 分类号 |
B01J31/02;C07B61/00;C07D263/34;(IPC1-7):C07D263/34 |
主分类号 |
B01J31/02 |
| 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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