发明人杨光,刘建华,何建平. "Method for the Synthesis of 4-(Ethylcarbamoyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 111517183 B, 授权公告日 2025-03-20.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2013, 909, (2), 8389-8417.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2011, 1010, (5), 2177-2193.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Ethylcarbamoyl)benzoic acid Using HRMS and NMR". Anal. Chem., 2023, 1277, 2437-2440.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2022, 1849, (9), 7354-7365.