发明人刘建华,林芳,张德明. "Method for the Synthesis of 1,5-dimethyl-1h-pyraZole-3-carbohydrazide" [P]. 中国发明专利, 专利号 CN 109110848 A, 授权公告日 2021-04-08.
发明人张德明,郑宇鹏,马晓峰. "A Process for Preparing High-Purity 1,5-dimethyl-1h-pyraZole-3-carbohydrazide" [P]. 中国发明专利, 专利号 CN 115883836 B, 授权公告日 2024-11-07.
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