发明名称 |
VERFAHREN ZUR HERSTELLUNG VON 2.6-DICHLOR-4-NITROANILIN |
摘要 |
<p>(1) Process for the manufacture of 2,6-dichloro-4-nitroaniline. (2) This process consists in chlorinating paranitroaniline, with chlorine gas, in an aqueous solution of hydrochloric acid having a concentration of between 4 and 7.5 N, at the boil, at a temperature between 95 DEG and 110 DEG C. (3) This process makes it possible to obtain 2,6-dichloro-4-nitroaniline with an improved yield and an improved quality of product.</p> |
申请公布号 |
DD159425(A5) |
申请公布日期 |
1983.03.09 |
申请号 |
DD19810230573 |
申请日期 |
1981.06.04 |
申请人 |
RHONE-POULENC AGROCHIMIE,FR |
发明人 |
AUBOUY,MICHEL,FR;HAMEL,PIERRE,FR;MOLIN,MARC,FR |
分类号 |
C07C209/74;C07C;C07C67/00;C07C209/00;C07C211/46;C07C211/52;(IPC1-7):C07C87/60 |
主分类号 |
C07C209/74 |
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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