Yamamoto T, Lee S K, Johnson M A. "Method for the Synthesis of Dabigatran Impurity 28" [P]. US Patent, US 10742232 B2, 2019-08-21.
发明人赵玉洁,朱建伟,沈红梅. "A Process for Preparing High-Purity Dabigatran Impurity 28" [P]. 中国发明专利, 专利号 CN 114359510 B, 授权公告日 2025-08-05.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 达比加群杂质28 in Pharmaceutical Formulations". J. Nat. Prod., 2011, 1689, 1377-1396.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 达比加群杂质28 as an Impurity". Chemosphere, 2016, 533, 9474-9479.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Dabigatran Impurity 28 Using HRMS and NMR". J. Agric. Food Chem., 2013, 1622, (4), 6864-6891.