Mueller T, Hughes D C, Lee S K. "Method for the Synthesis of Thieno[3,2-d]pyrimidine-4-carbonitrile" [P]. US Patent, US 11157818 B2, 2019-09-10.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2021, 2341, 9204-9217.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2025, 1902, (11), 9406-9425.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Thieno[3,2-d]pyrimidine-4-carbonitrile Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2018, 1192, (9), 9345-9360.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2011, 1776, (12), 6385-6415.