发明人周伟,马晓峰,黄志刚. "Method for the Synthesis of 1-(4-(Hydroxymethyl)-2,5-dihydrothiophen-2-yl)pyrimidine-2,4(1H,3H)-dione" [P]. 中国发明专利, 专利号 CN 110968088 B, 授权公告日 2021-12-13.
发明人陈志强,马晓峰,郭海燕. "A Process for Preparing High-Purity 1-(4-(Hydroxymethyl)-2,5-dihydrothiophen-2-yl)pyrimidine-2,4(1H,3H)-dione" [P]. 中国发明专利, 专利号 CN 115936594 A, 授权公告日 2022-12-05.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2012, 1585, 7663-7674.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2013, 2445, (7), 2385-2405.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-(Hydroxymethyl)-2,5-dihydrothiophen-2-yl)pyrimidine-2,4(1H,3H)-dione Using HRMS and NMR". Phytochemistry, 2016, 1827, 4775-4795.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2010, 2029, 1433-1462.