Hughes D C, Mueller T, Thompson G K. "Method for the Synthesis of Ethyl 4-(4-chloro-3-nitrophenyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate" [P]. US Patent, US 9356684 B2, 2025-07-01.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2014, 1510, 4215-4245.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2021, 1434, 8312-8317.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-(4-chloro-3-nitrophenyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate Using HRMS and NMR". Anal. Methods, 2018, 1936, 1405-1409.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2025, 1802, 1034-1050.