Patel M V, Schröder R, Anderson J P. "一种(9ci)-3-乙基-2,3-二氢-6-甲基-2-硫氧代-噻唑并[4,5-d]嘧啶-7(6H)-酮的合成方法" [P]. US Patent, US 9002626 B2, 2022-12-17.
发明人李文辉,马晓峰,张德明. "Method for the Synthesis of 3-Ethyl-6-methyl-2-thioxo-2,3-dihydrothiazolo[4,5-d]pyrimidin-7(6H)-one" [P]. 中国发明专利, 专利号 CN 110188367 A, 授权公告日 2020-08-11.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of (9ci)-3-乙基-2,3-二氢-6-甲基-2-硫氧代-噻唑并[4,5-d]嘧啶-7(6H)-酮 in Pharmaceutical Formulations". Talanta, 2025, 791, 4112-4122.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of (9ci)-3-乙基-2,3-二氢-6-甲基-2-硫氧代-噻唑并[4,5-d]嘧啶-7(6H)-酮 as an Impurity". Biomed. Chromatogr., 2013, 1649, (10), 9788-9802.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-6-methyl-2-thioxo-2,3-dihydrothiazolo[4,5-d]pyrimidin-7(6H)-one Using HRMS and NMR". Anal. Methods, 2013, 1933, (11), 3413-3443.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate (9ci)-3-乙基-2,3-二氢-6-甲基-2-硫氧代-噻唑并[4,5-d]嘧啶-7(6H)-酮 Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2020, 658, (4), 6964-6969.