发明人冯建国,黄志刚,林芳. "Method for the Synthesis of 3,4-Difluoro-5-isobutoxybenzoic acid" [P]. 中国发明专利, 专利号 CN 116527061 B, 授权公告日 2025-06-26.
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". Biomed. Chromatogr., 2024, 898, (9), 2116-2139.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2022, 1039, (9), 683-688.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Difluoro-5-isobutoxybenzoic acid Using HRMS and NMR". Talanta, 2018, 759, (9), 6180-6197.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2023, 2249, 4978-5002.