发明人郭海燕,李文辉,钱学锋. "Method for the Synthesis of (S)-2-(tert-Butoxycarbonyl)-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114752046 A, 授权公告日 2017-07-10.
发明人冯建国,郭海燕,马晓峰. "A Process for Preparing High-Purity (S)-2-(tert-Butoxycarbonyl)-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117654809 B, 授权公告日 2022-07-24.
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