发明人郑宇鹏,高志强,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113261055 A, 授权公告日 2023-10-15.
发明人何建平,徐明华,周伟. "Method for the Synthesis of (3Z)-3-[(4-Bromophenyl)imino]-1-phenyl-2,3-dihydro-1H-indol-2-one" [P]. 中国发明专利, 专利号 CN 108726991 A, 授权公告日 2022-10-03.
发明人刘建华,胡光,陈志强. "A Process for Preparing High-Purity (3Z)-3-[(4-Bromophenyl)imino]-1-phenyl-2,3-dihydro-1H-indol-2-one" [P]. 中国发明专利, 专利号 CN 109031996 A, 授权公告日 2018-05-26.
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