发明人马晓峰,唐晓军,罗永刚. "Method for the Synthesis of Methyl 4-chloro-1-ethyl-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115119080 B, 授权公告日 2020-11-28.
发明人朱建伟,何建平,周伟. "A Process for Preparing High-Purity Methyl 4-chloro-1-ethyl-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110955694 B, 授权公告日 2020-01-04.
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