发明人周伟,罗永刚,高志强. "Method for the Synthesis of 6-oxo-1,6-dihydropyridazine-3-carbohydrazide" [P]. 中国发明专利, 专利号 CN 116761486 A, 授权公告日 2023-11-20.
发明人李文辉,郑宇鹏,郭海燕. "A Process for Preparing High-Purity 6-oxo-1,6-dihydropyridazine-3-carbohydrazide" [P]. 中国发明专利, 专利号 CN 109352686 B, 授权公告日 2024-03-06.
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