Thompson G K, Stevens L M, Davis P L. "Method for the Synthesis of Nifuratel Impurity 13" [P]. US Patent, US 9818333 B2, 2020-09-14.
发明人沈红梅,韩伟,马晓峰. "A Process for Preparing High-Purity Nifuratel Impurity 13" [P]. 中国发明专利, 专利号 CN 114447822 B, 授权公告日 2020-04-09.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of Nifuratel Impurity13 in Pharmaceutical Formulations". Chemosphere, 2019, 247, (3), 2983-3002.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of Nifuratel Impurity13 as an Impurity". J. Pharm. Biomed. Anal., 2015, 871, (5), 2909-2912.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Nifuratel Impurity 13 Using HRMS and NMR". Anal. Chim. Acta, 2021, 1703, (5), 9650-9653.