发明人刘建华,郭海燕,王建平. "Method for the Synthesis of Ethyl 2-(6-chloro-8-methyl-4-oxoquinolin-1(4H)-yl)acetate" [P]. 中国发明专利, 专利号 CN 114891719 A, 授权公告日 2022-09-28.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2018, 1557, 2078-2101.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2025, 1723, (4), 2745-2773.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(6-chloro-8-methyl-4-oxoquinolin-1(4H)-yl)acetate Using HRMS and NMR". Anal. Methods, 2011, 2407, (2), 667-683.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2024, 1607, 8788-8803.