Johnson M A, Brown S R, Chen K W. "一种的合成方法" [P]. US Patent, US 11530147 B2, 2025-09-27.
Hughes D C, Kumar R, Chen K W. "Method for the Synthesis of 4-(Difluoromethyl)pyridine-2,3,6-triol" [P]. US Patent, US 10140928 B2, 2015-06-05.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2018, 2361, 3820-3848.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2017, 1675, (2), 6493-6507.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)pyridine-2,3,6-triol Using HRMS and NMR". Molecules, 2020, 1021, 7770-7776.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2013, 619, (11), 6142-6153.