发明人钱学锋,杨光,刘建华. "Method for the Synthesis of 4-chlorothieno[2,3-d]pyrimidine-6-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 111795106 B, 授权公告日 2018-06-14.
Williams B T, Hughes D C, Lee S K. "A Process for Preparing High-Purity 4-chlorothieno[2,3-d]pyrimidine-6-sulfonyl chloride" [P]. US Patent, US 10477480 B2, 2018-10-03.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2024, 1051, (12), 6420-6439.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2014, 584, 8208-8236.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-chlorothieno[2,3-d]pyrimidine-6-sulfonyl chloride Using HRMS and NMR". Anal. Chem., 2022, 230, (9), 9471-9493.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2024, 1110, (6), 4276-4290.