发明人马晓峰,徐明华,冯建国. "一种2-(甲基氨基)-6,7-二氢-3H-嘌呤-6-酮的合成方法" [P]. 中国发明专利, 专利号 CN 113720415 A, 授权公告日 2025-07-07.
Hughes D C, Roberts E F, Stevens L M. "Method for the Synthesis of 2-(methylamino)-6,7-dihydro-3H-purin-6-one" [P]. US Patent, US 10612161 B2, 2023-10-21.
发明人林芳,王建平,罗永刚. "A Process for Preparing High-Purity 2-(methylamino)-6,7-dihydro-3H-purin-6-one" [P]. 中国发明专利, 专利号 CN 109818938 B, 授权公告日 2016-06-14.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 2-(甲基氨基)-6,7-二氢-3H-嘌呤-6-酮 in Pharmaceutical Formulations". Biomed. Chromatogr., 2020, 1283, 2677-2688.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-(甲基氨基)-6,7-二氢-3H-嘌呤-6-酮 as an Impurity". Phytochemistry, 2023, 1818, (1), 5762-5786.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 2-(methylamino)-6,7-dihydro-3H-purin-6-one Using HRMS and NMR". Anal. Chem., 2025, 367, (8), 6036-6059.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate 2-(甲基氨基)-6,7-二氢-3H-嘌呤-6-酮 Profile in Drug Substances According to ICH Guidelines". Talanta, 2015, 1560, (9), 5683-5689.