发明人杨光,罗永刚,朱建伟. "Method for the Synthesis of 2-((2-Amino-9-butyl-9H-purin-6-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 110571558 A, 授权公告日 2015-12-23.
发明人马晓峰,钱学锋,唐晓军. "A Process for Preparing High-Purity 2-((2-Amino-9-butyl-9H-purin-6-yl)thio)acetic acid" [P]. 中国发明专利, 专利号 CN 117691839 B, 授权公告日 2016-05-02.
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