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发明人马晓峰,张德明,罗永刚. "Method for the Synthesis of Ethyl 3-Cyano-4-pyrazolecarboxylate" [P]. 中国发明专利, 专利号 CN 115143498 A, 授权公告日 2022-06-23.
Williams B T, Hughes D C, O'Brien P Q. "A Process for Preparing High-Purity Ethyl 3-Cyano-4-pyrazolecarboxylate" [P]. US Patent, US 11398730 B2, 2019-12-02.
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