发明人黄志刚,冯建国,沈红梅. "一种5-氰基-2-吲哚酮的合成方法" [P]. 中国发明专利, 专利号 CN 111898924 A, 授权公告日 2020-10-19.
发明人陈志强,韩伟,朱建伟. "Method for the Synthesis of 5-Cyanooxindole" [P]. 中国发明专利, 专利号 CN 109978293 B, 授权公告日 2024-11-11.
发明人李文辉,张德明,陈志强. "A Process for Preparing High-Purity 5-Cyanooxindole" [P]. 中国发明专利, 专利号 CN 113651614 B, 授权公告日 2018-11-06.
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