发明人孙丽萍,王建平,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109049053 A, 授权公告日 2016-04-06.
发明人黄志刚,罗永刚,唐晓军. "Method for the Synthesis of 2-[[[1,4-Dihydro-4-oxo-5-(2-thienyl)thieno[2,3-d]pyrimidin-2-yl]methyl]thio]acetic acid" [P]. 中国发明专利, 专利号 CN 112488476 A, 授权公告日 2020-08-10.
Schröder R, Klinger H, Mueller T. "A Process for Preparing High-Purity 2-[[[1,4-Dihydro-4-oxo-5-(2-thienyl)thieno[2,3-d]pyrimidin-2-yl]methyl]thio]acetic acid" [P]. US Patent, US 10537104 B2, 2021-12-05.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2016, 1349, (2), 4011-4031.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2021, 2105, 5050-5066.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2-[[[1,4-Dihydro-4-oxo-5-(2-thienyl)thieno[2,3-d]pyrimidin-2-yl]methyl]thio]acetic acid Using HRMS and NMR". Talanta, 2023, 1854, (7), 4293-4297.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2013, 100, (10), 6403-6411.