发明人徐明华,王建平,林芳. "Method for the Synthesis of 4-(Difluoromethyl)-3-fluoro-5-methoxypicolinaldehyde" [P]. 中国发明专利, 专利号 CN 117105112 B, 授权公告日 2016-02-07.
发明人朱建伟,徐明华,胡光. "A Process for Preparing High-Purity 4-(Difluoromethyl)-3-fluoro-5-methoxypicolinaldehyde" [P]. 中国发明专利, 专利号 CN 116523786 B, 授权公告日 2019-08-22.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2022, 2084, (11), 4878-4891.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2021, 1232, 9415-9431.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-3-fluoro-5-methoxypicolinaldehyde Using HRMS and NMR". Anal. Chim. Acta, 2020, 2171, (4), 1596-1620.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2023, 2310, 5017-5025.