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发明人杨光,林芳,冯建国. "Method for the Synthesis of 6-chloro-3-(piperidin-4-ylidene)-2,3-dihydro-1H-indol-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 113150069 B, 授权公告日 2021-01-23.
发明人冯建国,郭海燕,钱学锋. "A Process for Preparing High-Purity 6-chloro-3-(piperidin-4-ylidene)-2,3-dihydro-1H-indol-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 113116874 B, 授权公告日 2024-12-25.
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