发明人钱学锋,林芳,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110262910 A, 授权公告日 2019-06-20.
Thompson G K, Stevens L M, Patel M V. "Method for the Synthesis of Methyl 3-[[[2-[(Diaminomethylene-13C]amino-4-[1,4-13C2-thiazolyl]methyl]-thio]propionimidate" [P]. US Patent, US 11444275 B2, 2025-10-16.
发明人徐明华,胡光,冯建国. "A Process for Preparing High-Purity Methyl 3-[[[2-[(Diaminomethylene-13C]amino-4-[1,4-13C2-thiazolyl]methyl]-thio]propionimidate" [P]. 中国发明专利, 专利号 CN 108641717 B, 授权公告日 2017-05-26.
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". Phytochemistry, 2022, 1024, 5390-5394.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2012, 2174, 9194-9214.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-[[[2-[(Diaminomethylene-13C]amino-4-[1,4-13C2-thiazolyl]methyl]-thio]propionimidate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2013, 1869, (9), 5679-5688.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2021, 215, 8875-8881.