Park J H, Fischer A B, Johnson M A. "一种的合成方法" [P]. US Patent, US 9114929 B2, 2025-02-14.
发明人周伟,朱建伟,何建平. "Method for the Synthesis of 2-Chloro-3,4-dimethoxy-6-nitrobenzoic acid" [P]. 中国发明专利, 专利号 CN 110477461 A, 授权公告日 2024-01-22.
发明人刘建华,李文辉,林芳. "A Process for Preparing High-Purity 2-Chloro-3,4-dimethoxy-6-nitrobenzoic acid" [P]. 中国发明专利, 专利号 CN 117603234 A, 授权公告日 2023-05-09.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2017, 93, (10), 8503-8509.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2022, 1230, 7873-7895.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-3,4-dimethoxy-6-nitrobenzoic acid Using HRMS and NMR". Chromatographia, 2012, 2043, (8), 6532-6539.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2025, 423, (8), 2065-2068.