Kumar R, Fischer A B, Klinger H. "Method for the Synthesis of 2-(4-(Difluoromethoxy)-3-methoxybenzoyl)pyridine" [P]. US Patent, US 9422366 B2, 2023-06-02.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2010, 1067, 9704-9716.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2021, 294, (4), 8506-8521.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-(Difluoromethoxy)-3-methoxybenzoyl)pyridine Using HRMS and NMR". Chemosphere, 2010, 578, (12), 6375-6385.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2014, 1877, 1020-1026.