发明人何建平,胡光,黄志刚. "Method for the Synthesis of 3,4-Dichloro-2-methoxybenzoic acid" [P]. 中国发明专利, 专利号 CN 117422516 B, 授权公告日 2021-10-18.
Roberts E F, Davis P L, Park J H. "A Process for Preparing High-Purity 3,4-Dichloro-2-methoxybenzoic acid" [P]. US Patent, US 10343840 B2, 2024-03-23.
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". J. Chromatogr. A, 2011, 489, (12), 409-436.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2013, 1363, 7573-7593.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Dichloro-2-methoxybenzoic acid Using HRMS and NMR". Talanta, 2019, 376, 4021-4035.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2012, 439, (4), 8005-8020.