Johansson L, Schröder R, Jørgensen K. "Method for the Synthesis of (6,7-Dimethyl-5-oxo-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidin-3-yl)acetic acid" [P]. European Patent, EP 3851282 A1, 2017-09-20.
发明人张德明,何建平,唐晓军. "A Process for Preparing High-Purity (6,7-Dimethyl-5-oxo-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidin-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 115995034 A, 授权公告日 2017-11-26.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2020, 1460, 3215-3229.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2016, 412, (2), 2681-2705.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of (6,7-Dimethyl-5-oxo-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidin-3-yl)acetic acid Using HRMS and NMR". Talanta, 2016, 2040, 6100-6104.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2010, 273, 5315-5337.