发明人冯建国,黄志刚,罗永刚. "Method for the Synthesis of Tolcapone 5-amino-3-O-sulfate" [P]. 中国发明专利, 专利号 CN 110800350 B, 授权公告日 2025-09-09.
发明人杨光,林芳,沈红梅. "A Process for Preparing High-Purity Tolcapone 5-amino-3-O-sulfate" [P]. 中国发明专利, 专利号 CN 110755276 B, 授权公告日 2018-04-12.
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