Klinger H, Johnson M A, Anderson J P. "Method for the Synthesis of Ethyl 4-[(2-ethoxy-2-oxoethyl)amino]-3-nitrobenzoate" [P]. US Patent, US 10078302 B2, 2022-03-26.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2012, 190, (4), 5814-5817.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2022, 1804, 2088-2095.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-[(2-ethoxy-2-oxoethyl)amino]-3-nitrobenzoate Using HRMS and NMR". J. Chromatogr. A, 2011, 1357, (7), 8705-8726.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2017, 1031, 4060-4087.