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
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