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发明人郭海燕,张德明,杨光. "Method for the Synthesis of (E)-[(2-Chloro-1-methyl-1H-indol-3-yl)methylidene]amino 2-methoxybenzoate" [P]. 中国发明专利, 专利号 CN 111586407 B, 授权公告日 2020-10-10.
发明人黄志刚,冯建国,罗永刚. "A Process for Preparing High-Purity (E)-[(2-Chloro-1-methyl-1H-indol-3-yl)methylidene]amino 2-methoxybenzoate" [P]. 中国发明专利, 专利号 CN 114784843 A, 授权公告日 2016-05-28.
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