Rossi M, Sørensen M, Mueller T C. "Method for the Synthesis of Vitamin K2 Impurity 13" [P]. European Patent, EP 3361761 A1, 2017-05-01.
发明人孙丽萍,胡光,张德明. "A Process for Preparing High-Purity Vitamin K2 Impurity 13" [P]. 中国发明专利, 专利号 CN 113219128 B, 授权公告日 2025-12-15.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of 维生素K2杂质13 in Pharmaceutical Formulations". J. Sep. Sci., 2010, 1874, 8712-8732.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 维生素K2杂质13 as an Impurity". Rapid Commun. Mass Spectrom., 2013, 652, (4), 9954-9984.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Vitamin K2 Impurity 13 Using HRMS and NMR". Environ. Sci. Technol., 2025, 1109, (5), 7689-7718.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate 维生素K2杂质13 Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2017, 430, (1), 7524-7527.