2,6-二硝基甲苯 反应生成 2-溴-6-氯甲苯 参考文献:Cohen; Raper,Journal Of The Chemical Society,1904,Vol. 85,P. 1269 标题:Cohen; Raper,Journal Of The Chemical Society,1904,Vol. 85,P. 1269
专利号:US-8183418-B2 优先权日:2008-12-18 标题 :Process for the synthesis of dihalodinitrotoluene 发明人:RITTER JOACHIM C 权利人:RITTER JOACHIM C; DU PONT 摘要:An improved process is provided for the preparation of 2,6-dihalo-3,5-dinitrotoluene by the nitration of 2,6-dihalotoluene. The direct isolation of highly pure 2,6-dihalo-3,5-dinitrotoluene is accomplished without a water or ice quench, by providing at least one equivalent of SO 3 during the reaction, slow crystallization, and isolation of product from a cold crystal slurry.
专利号:US-2010160695-A1 优先权日:2008-12-18 标 题:Process for the synthesis of dihalodinitrotoluene