发明人赵玉洁,李文辉,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112658266 A, 授权公告日 2022-08-13.
发明人张德明,高志强,孙丽萍. "Method for the Synthesis of Ethyl 2-amino-4-(pyridin-3-yl)-4H-benzo[h]chromene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112820745 A, 授权公告日 2017-03-05.
发明人杨光,徐明华,罗永刚. "A Process for Preparing High-Purity Ethyl 2-amino-4-(pyridin-3-yl)-4H-benzo[h]chromene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112485342 B, 授权公告日 2019-09-23.
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