发明人李文辉,何建平,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109100224 A, 授权公告日 2025-11-21.
发明人郑宇鹏,周伟,郭海燕. "Method for the Synthesis of 6-Amino-3-ethylindolin-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 112022651 A, 授权公告日 2024-12-22.
发明人马晓峰,何建平,胡光. "A Process for Preparing High-Purity 6-Amino-3-ethylindolin-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 110886739 A, 授权公告日 2018-03-08.
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