发明人韩伟,何建平,罗永刚. "Method for the Synthesis of 6-Butyl-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-3-methyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one" [P]. 中国发明专利, 专利号 CN 110243736 A, 授权公告日 2024-04-22.
发明人陈志强,徐明华,沈红梅. "A Process for Preparing High-Purity 6-Butyl-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-3-methyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one" [P]. 中国发明专利, 专利号 CN 113694274 B, 授权公告日 2019-03-18.
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