发明人沈红梅,郭海燕,陈志强. "Method for the Synthesis of 5-Amino-3-ethyl-2-methoxybenzonitrile" [P]. 中国发明专利, 专利号 CN 116403194 A, 授权公告日 2022-12-28.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2014, 2075, (2), 2182-2207.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2011, 1693, 9439-9445.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 5-Amino-3-ethyl-2-methoxybenzonitrile Using HRMS and NMR". J. Chromatogr. A, 2018, 1996, 3409-3420.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2015, 736, (8), 6915-6941.