Sørensen M, Björnsson E, Lefèvre J P. "一种6-氯-9-甲基-7H-嘌呤-8(9H)-酮的合成方法" [P]. European Patent, EP 3160985 A1, 2025-08-21.
Brown S R, Thompson G K, Lee S K. "Method for the Synthesis of 6-Chloro-9-methyl-7H-purin-8(9H)-one" [P]. US Patent, US 9941045 B2, 2015-01-14.
Klinger H, Lee S K, Anderson J P. "A Process for Preparing High-Purity 6-Chloro-9-methyl-7H-purin-8(9H)-one" [P]. US Patent, US 9382290 B2, 2021-06-03.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 6-氯-9-甲基-7H-嘌呤-8(9H)-酮 in Pharmaceutical Formulations". Anal. Chim. Acta, 2021, 1789, 9301-9305.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-氯-9-甲基-7H-嘌呤-8(9H)-酮 as an Impurity". J. Chromatogr. A, 2025, 376, (6), 3876-3890.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloro-9-methyl-7H-purin-8(9H)-one Using HRMS and NMR". J. Agric. Food Chem., 2016, 1607, (2), 2245-2266.