发明人罗永刚,郭海燕,徐明华. "Method for the Synthesis of tert-butyl 4-{2-ethyl-6-fluoroimidazo[1,2-a]pyridine-3-carbonyl}piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 114585332 A, 授权公告日 2024-05-07.
发明人高志强,徐明华,杨光. "A Process for Preparing High-Purity tert-butyl 4-{2-ethyl-6-fluoroimidazo[1,2-a]pyridine-3-carbonyl}piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111130322 A, 授权公告日 2020-03-21.
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