发明人冯建国,黄志刚,罗永刚. "Method for the Synthesis of BI-6C9" [P]. 中国发明专利, 专利号 CN 115370055 B, 授权公告日 2021-01-23.
发明人张德明,高志强,赵玉洁. "A Process for Preparing High-Purity BI-6C9" [P]. 中国发明专利, 专利号 CN 111785207 B, 授权公告日 2023-11-05.
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