发明人何建平,孙丽萍,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109032636 A, 授权公告日 2025-03-01.
发明人沈红梅,韩伟,林芳. "Method for the Synthesis of (2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-2-[(2-ethoxyphenyl)imino]-2H-chromene-3-carboxamide" [P]. 中国发明专利, 专利号 CN 114967557 B, 授权公告日 2020-07-19.
发明人郭海燕,冯建国,何建平. "A Process for Preparing High-Purity (2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-2-[(2-ethoxyphenyl)imino]-2H-chromene-3-carboxamide" [P]. 中国发明专利, 专利号 CN 110553178 B, 授权公告日 2025-09-13.
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