发明人张德明,林芳,韩伟. "Method for the Synthesis of Methyl 6-chloro-[1,2,4]triazolo[4,3-b]pyridazine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117823393 A, 授权公告日 2024-08-15.
发明人胡光,唐晓军,钱学锋. "A Process for Preparing High-Purity Methyl 6-chloro-[1,2,4]triazolo[4,3-b]pyridazine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110598584 A, 授权公告日 2019-06-17.
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