发明人徐明华,张德明,马晓峰. "Method for the Synthesis of 5-(2-Aminoethyl)-4,4-dimethyl-4,5-dihydro-1,3,4λ4-thiadiazol-2-amine" [P]. 中国发明专利, 专利号 CN 114794170 A, 授权公告日 2024-04-06.
Hughes D C, Schröder R, Johnson M A. "A Process for Preparing High-Purity 5-(2-Aminoethyl)-4,4-dimethyl-4,5-dihydro-1,3,4λ4-thiadiazol-2-amine" [P]. US Patent, US 10845243 B2, 2024-09-22.
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". Chemosphere, 2021, 1685, 3669-3690.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2023, 549, (9), 8677-8686.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 5-(2-Aminoethyl)-4,4-dimethyl-4,5-dihydro-1,3,4λ4-thiadiazol-2-amine Using HRMS and NMR". J. Nat. Prod., 2016, 866, (12), 4352-4374.