发明人徐明华,冯建国,沈红梅. "Method for the Synthesis of ethyl 4-bromo-6-fluoro-pyrazolo[1,5-a]pyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109062578 A, 授权公告日 2018-01-15.
发明人孙丽萍,郑宇鹏,罗永刚. "A Process for Preparing High-Purity ethyl 4-bromo-6-fluoro-pyrazolo[1,5-a]pyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110495578 B, 授权公告日 2017-07-23.
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