Thompson G K, Kumar R, Mueller T. "Method for the Synthesis of 5-Bromo-3-cyano-2-(difluoromethyl)benzoic acid" [P]. US Patent, US 11369082 B2, 2025-11-11.
发明人胡光,沈红梅,朱建伟. "A Process for Preparing High-Purity 5-Bromo-3-cyano-2-(difluoromethyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 111856705 B, 授权公告日 2019-11-22.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2013, 679, (7), 9090-9119.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2012, 1880, (11), 4476-4500.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 5-Bromo-3-cyano-2-(difluoromethyl)benzoic acid Using HRMS and NMR". Environ. Sci. Technol., 2025, 1697, (12), 3770-3777.