发明人罗永刚,沈红梅,郭海燕. "Method for the Synthesis of 2-(Difluoromethyl)-4-ethoxypyridine" [P]. 中国发明专利, 专利号 CN 114004986 B, 授权公告日 2017-06-12.
发明人王建平,沈红梅,韩伟. "A Process for Preparing High-Purity 2-(Difluoromethyl)-4-ethoxypyridine" [P]. 中国发明专利, 专利号 CN 112579279 B, 授权公告日 2022-01-10.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2019, 1921, 2854-2878.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2019, 2075, 5212-5232.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-4-ethoxypyridine Using HRMS and NMR". J. Nat. Prod., 2020, 553, (11), 4879-4899.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2024, 2480, 8317-8335.