发明人林芳,高志强,郭海燕. "Method for the Synthesis of 2-Amino-4-chloro-6-nitrobenzoic acid" [P]. 中国发明专利, 专利号 CN 109158110 A, 授权公告日 2020-01-14.
发明人周伟,黄志刚,胡光. "A Process for Preparing High-Purity 2-Amino-4-chloro-6-nitrobenzoic acid" [P]. 中国发明专利, 专利号 CN 116394700 A, 授权公告日 2021-06-07.
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". Talanta, 2013, 1982, 5948-5966.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2018, 1015, 897-924.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-4-chloro-6-nitrobenzoic acid Using HRMS and NMR". Sci. Total Environ., 2014, 2386, (9), 4349-4376.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2019, 1958, (9), 3753-3777.