| 发明名称 |
WERKWIJZE VOOR HET NITREREN VAN HALOGEENBENZEEN MET SALPETERZUUR IN AANWEZIGHEID VAN EEN ANORGANISCH ZUUR. |
| 摘要 |
<p>A process for the nitration of halogenated aromatic compounds is improved by carrying out the nitration in the presence of a phosphorus compound in an amount sufficient to produce an ortho-directing effect. Phosphoric acid is particularly effective over a wide range of temperatures.</p> |
| 申请公布号 |
NL157292(B) |
申请公布日期 |
1978.07.17 |
| 申请号 |
NL19740006095 |
申请日期 |
1974.05.07 |
| 申请人 |
MONSANTO COMPANY, ST. LOUIS, MISSOURI, VER. ST. V. AM. |
发明人 |
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| 分类号 |
C07B61/00;B01J21/00;B01J27/00;B01J31/00;C07C67/00;C07C201/00;C07C201/08;C07C205/12;(IPC1-7):07C79/12;07C76/02;07B11/00 |
主分类号 |
C07B61/00 |
| 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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