发明人林芳,马晓峰,冯建国. "Method for the Synthesis of N-Ethyl-5-methyl-3-nitropyridin-2-amine" [P]. 中国发明专利, 专利号 CN 109482599 A, 授权公告日 2015-10-17.
发明人张德明,赵玉洁,王建平. "A Process for Preparing High-Purity N-Ethyl-5-methyl-3-nitropyridin-2-amine" [P]. 中国发明专利, 专利号 CN 115596844 B, 授权公告日 2018-11-12.
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