发明人冯建国,王建平,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113164304 A, 授权公告日 2021-10-28.
发明人郭海燕,杨光,韩伟. "Method for the Synthesis of 2,3,4-Triphenyl-2H-pyrazolo[3,4-d]pyridazin-7(6H)-one" [P]. 中国发明专利, 专利号 CN 108193366 B, 授权公告日 2022-11-07.
发明人赵玉洁,沈红梅,朱建伟. "A Process for Preparing High-Purity 2,3,4-Triphenyl-2H-pyrazolo[3,4-d]pyridazin-7(6H)-one" [P]. 中国发明专利, 专利号 CN 114107195 B, 授权公告日 2015-06-21.
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