发明人沈红梅,黄志刚,郑宇鹏. "Method for the Synthesis of Mefenamic Acid EP Impurity B" [P]. 中国发明专利, 专利号 CN 112660687 B, 授权公告日 2016-04-22.
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 甲芬那酸EP杂质B in Pharmaceutical Formulations". Anal. Chem., 2022, 831, (2), 9860-9888.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 甲芬那酸EP杂质B as an Impurity". Chemosphere, 2018, 2254, (6), 8383-8412.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Mefenamic Acid EP Impurity B Using HRMS and NMR". Phytochemistry, 2025, 2346, 1182-1189.