发明人冯建国,马晓峰,赵玉洁. "Method for the Synthesis of 8-Bromoindolizine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 116885291 A, 授权公告日 2016-04-10.
发明人赵玉洁,胡光,杨光. "A Process for Preparing High-Purity 8-Bromoindolizine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 109142868 B, 授权公告日 2015-04-10.
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