Johnson M A, Mueller T, Thompson G K. "一种N/A的合成方法" [P]. US Patent, US 11121884 B2, 2018-02-08.
发明人刘建华,胡光,张德明. "Method for the Synthesis of (2R,3S,4S,5R,6R)-2-(Hydroxymethyl)-6-(6-((3-methylbut-2-en-1-yl)amino)-7H-purin-7-yl)tetrahydro-2H-pyran-3,4,5-triol" [P]. 中国发明专利, 专利号 CN 115864290 A, 授权公告日 2021-10-22.
发明人罗永刚,赵玉洁,冯建国. "A Process for Preparing High-Purity (2R,3S,4S,5R,6R)-2-(Hydroxymethyl)-6-(6-((3-methylbut-2-en-1-yl)amino)-7H-purin-7-yl)tetrahydro-2H-pyran-3,4,5-triol" [P]. 中国发明专利, 专利号 CN 113930064 B, 授权公告日 2017-01-12.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of N/A in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 218, 7673-7692.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of N/A as an Impurity". J. Nat. Prod., 2019, 1586, 3985-4008.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of (2R,3S,4S,5R,6R)-2-(Hydroxymethyl)-6-(6-((3-methylbut-2-en-1-yl)amino)-7H-purin-7-yl)tetrahydro-2H-pyran-3,4,5-triol Using HRMS and NMR". Phytochemistry, 2017, 251, (10), 3523-3544.