发明人孙丽萍,周伟,赵玉洁. "Method for the Synthesis of N-(3-Bromo-5-trifluoromethyl-pyridin-2-yl)-N,N-dimethyl-ethane-1,2-diamine" [P]. 中国发明专利, 专利号 CN 108623608 A, 授权公告日 2018-02-01.
发明人郑宇鹏,马晓峰,林芳. "A Process for Preparing High-Purity N-(3-Bromo-5-trifluoromethyl-pyridin-2-yl)-N,N-dimethyl-ethane-1,2-diamine" [P]. 中国发明专利, 专利号 CN 109225450 A, 授权公告日 2019-10-17.
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