发明人孙丽萍,胡光,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108236854 A, 授权公告日 2024-03-27.
发明人沈红梅,徐明华,胡光. "Method for the Synthesis of tert-Butyl 2-amino-4-(pyridin-3-yl)-4H-benzo[h]chromene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 114559899 B, 授权公告日 2018-01-12.
发明人黄志刚,张德明,李文辉. "A Process for Preparing High-Purity tert-Butyl 2-amino-4-(pyridin-3-yl)-4H-benzo[h]chromene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115272089 A, 授权公告日 2017-04-28.
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