发明人唐晓军,胡光,钱学锋. "Method for the Synthesis of Ethyl 4-aminopyridazine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111923193 A, 授权公告日 2023-11-12.
发明人张德明,陈志强,马晓峰. "A Process for Preparing High-Purity Ethyl 4-aminopyridazine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117161151 A, 授权公告日 2025-08-22.
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