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发明人罗永刚,刘建华,张德明. "Method for the Synthesis of (3E)-3-[(4-Chlorophenyl)imino]-1-(prop-2-yn-1-yl)-2,3-dihydro-1H-indol-2-one" [P]. 中国发明专利, 专利号 CN 116188824 A, 授权公告日 2016-09-20.
发明人胡光,周伟,李文辉. "A Process for Preparing High-Purity (3E)-3-[(4-Chlorophenyl)imino]-1-(prop-2-yn-1-yl)-2,3-dihydro-1H-indol-2-one" [P]. 中国发明专利, 专利号 CN 116252285 B, 授权公告日 2023-07-07.
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