发明人高志强,杨光,郭海燕. "Method for the Synthesis of 4-Chloro-2-methoxy-5-nitro-benzoic acid" [P]. 中国发明专利, 专利号 CN 110757685 A, 授权公告日 2024-06-07.
Rossi M, Nowak P, Lefèvre J P. "A Process for Preparing High-Purity 4-Chloro-2-methoxy-5-nitro-benzoic acid" [P]. European Patent, EP 3082609 A1, 2022-08-07.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2011, 93, (12), 4274-4283.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2020, 2188, (11), 8638-8654.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-2-methoxy-5-nitro-benzoic acid Using HRMS and NMR". Talanta, 2011, 307, (5), 9778-9782.