发明人杨光,胡光,韩伟. "Method for the Synthesis of 5-(Piperazin-1-yl)-1H-indole hydrochloride" [P]. 中国发明专利, 专利号 CN 115579227 B, 授权公告日 2017-04-15.
发明人钱学锋,周伟,韩伟. "A Process for Preparing High-Purity 5-(Piperazin-1-yl)-1H-indole hydrochloride" [P]. 中国发明专利, 专利号 CN 114332489 A, 授权公告日 2020-01-05.
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