发明人李文辉,沈红梅,王建平. "Method for the Synthesis of 7-Bromo-3-chloro-5H-benzo[4,5]cyclohepta[1,2-b]pyridin-5-one" [P]. 中国发明专利, 专利号 CN 109853598 B, 授权公告日 2015-05-13.
发明人冯建国,罗永刚,赵玉洁. "A Process for Preparing High-Purity 7-Bromo-3-chloro-5H-benzo[4,5]cyclohepta[1,2-b]pyridin-5-one" [P]. 中国发明专利, 专利号 CN 109228252 B, 授权公告日 2021-05-12.
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