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发明人郭海燕,李文辉,何建平. "Method for the Synthesis of 6-Chloro-3-(4-ethylphenyl)-[1,2,4]triazolo[4,3-b]pyridazine" [P]. 中国发明专利, 专利号 CN 116995380 A, 授权公告日 2023-07-05.
发明人韩伟,赵玉洁,钱学锋. "A Process for Preparing High-Purity 6-Chloro-3-(4-ethylphenyl)-[1,2,4]triazolo[4,3-b]pyridazine" [P]. 中国发明专利, 专利号 CN 108936743 A, 授权公告日 2020-05-23.
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