O'Brien P Q, Hughes D C, Lee S K. "一种的合成方法" [P]. US Patent, US 9747797 B2, 2015-07-02.
发明人沈红梅,黄志刚,刘建华. "Method for the Synthesis of Ethyl 4-chloro-6-hydroxy-5-nitronicotinate" [P]. 中国发明专利, 专利号 CN 108310257 A, 授权公告日 2015-07-18.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2018, 801, (6), 2712-2729.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2020, 2199, (5), 6502-6527.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-chloro-6-hydroxy-5-nitronicotinate Using HRMS and NMR". Anal. Methods, 2025, 1621, (4), 5750-5765.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2019, 1728, (9), 9976-9987.