发明人何建平,王建平,周伟. "Method for the Synthesis of 5-Amino-1-ethyl-1h-pyrazole-4-carboxamide" [P]. 中国发明专利, 专利号 CN 114731004 A, 授权公告日 2019-10-08.
发明人周伟,刘建华,罗永刚. "A Process for Preparing High-Purity 5-Amino-1-ethyl-1h-pyrazole-4-carboxamide" [P]. 中国发明专利, 专利号 CN 109066962 A, 授权公告日 2015-02-17.
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