Kumar R, Johnson M A, Lee S K. "一种的合成方法" [P]. US Patent, US 10192894 B2, 2015-11-27.
发明人杨光,何建平,孙丽萍. "Method for the Synthesis of 4-Chloro-5-fluoro-2-nitrobenzoic Acid" [P]. 中国发明专利, 专利号 CN 116817845 B, 授权公告日 2017-03-27.
Hughes D C, Patel M V, Chen K W. "A Process for Preparing High-Purity 4-Chloro-5-fluoro-2-nitrobenzoic Acid" [P]. US Patent, US 11678530 B2, 2020-01-16.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2012, 1074, (12), 537-548.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2018, 582, (11), 5976-6000.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-5-fluoro-2-nitrobenzoic Acid Using HRMS and NMR". Food Chem., 2015, 254, 3850-3877.