| 发明名称 |
PROCESS FOR THE PREPARATION OF HYDROXY AND/OR ALKOXY SUBSTITUTED BROMOBENZALDEHYDES |
| 摘要 |
Substituted bromobenzaldehydes, e.g., 5-bromovanillin, are facilely prepared without conjoint production of HBr, by brominating the corresponding benzaldehydes with a brominating agent couple which comprises hydrobromic acid and a bromide ion oxidizer. |
| 申请公布号 |
DE3462883(D1) |
申请公布日期 |
1987.05.07 |
| 申请号 |
DE19843462883 |
申请日期 |
1984.12.19 |
| 申请人 |
RHONE-POULENC SPECIALITES CHIMIQUES |
发明人 |
RATTON, SERGE;BOUGEOIS, JEAN-LUC |
| 分类号 |
C07C45/00;C07C45/63;C07C47/565;C07C47/575;C07C67/00;(IPC1-7):C07C45/63 |
主分类号 |
C07C45/00 |
| 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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