发明人马晓峰,杨光,钱学锋. "Method for the Synthesis of 9-((2S,5S)-2-(Hydroxymethyl)-1,3-oxathiolan-5-yl)-1H-purin-6(9H)-one" [P]. 中国发明专利, 专利号 CN 115501184 B, 授权公告日 2017-09-18.
发明人孙丽萍,李文辉,钱学锋. "A Process for Preparing High-Purity 9-((2S,5S)-2-(Hydroxymethyl)-1,3-oxathiolan-5-yl)-1H-purin-6(9H)-one" [P]. 中国发明专利, 专利号 CN 108437799 B, 授权公告日 2018-06-19.
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