发明人赵玉洁,刘建华,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110457602 A, 授权公告日 2022-09-03.
发明人朱建伟,周伟,冯建国. "Method for the Synthesis of 3-Methyl-4-phenyl-6-(prop-2-en-1-yl)-6H,7H-[1,2]oxazolo[3,4-d]pyridazin-7-one" [P]. 中国发明专利, 专利号 CN 108638077 A, 授权公告日 2021-07-19.
发明人朱建伟,徐明华,黄志刚. "A Process for Preparing High-Purity 3-Methyl-4-phenyl-6-(prop-2-en-1-yl)-6H,7H-[1,2]oxazolo[3,4-d]pyridazin-7-one" [P]. 中国发明专利, 专利号 CN 115725780 A, 授权公告日 2017-11-03.
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