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发明人陈志强,马晓峰,钱学锋. "Method for the Synthesis of Ethyl 5-amino-4-chloro-1-(2-cyanoethyl)-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112308050 B, 授权公告日 2018-11-04.
发明人胡光,高志强,赵玉洁. "A Process for Preparing High-Purity Ethyl 5-amino-4-chloro-1-(2-cyanoethyl)-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109781614 A, 授权公告日 2022-08-13.
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