Schröder R, Hughes D C, Mueller T. "一种的合成方法" [P]. US Patent, US 11003584 B2, 2023-02-12.
Rossi M, Jørgensen K, Björnsson E. "Method for the Synthesis of 4-methyl-3-nitrocinnoline" [P]. European Patent, EP 3139254 A1, 2018-11-07.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2023, 2007, (5), 1765-1792.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2024, 1271, 5332-5347.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-methyl-3-nitrocinnoline Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2025, 786, (1), 6968-6992.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2020, 891, 7932-7941.