发明人赵玉洁,钱学锋,张德明. "Method for the Synthesis of Ethyl 2,8-dibromoimidazo[1,2-b]pyridazine-7-carboxylate" [P]. 中国发明专利, 专利号 CN 117357494 A, 授权公告日 2022-03-14.
发明人林芳,郭海燕,冯建国. "A Process for Preparing High-Purity Ethyl 2,8-dibromoimidazo[1,2-b]pyridazine-7-carboxylate" [P]. 中国发明专利, 专利号 CN 117730661 B, 授权公告日 2025-02-12.
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