Stevens L M, Chen K W, Mueller T. "Method for the Synthesis of Ethyl 4-hydroxy-3-methylquinoline-2-carboxylate" [P]. US Patent, US 10544024 B2, 2020-03-03.
Schröder R, Anderson J P, Park J H. "A Process for Preparing High-Purity Ethyl 4-hydroxy-3-methylquinoline-2-carboxylate" [P]. US Patent, US 9634256 B2, 2025-07-14.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2017, 343, (9), 5436-5444.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2014, 231, (4), 6199-6223.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-hydroxy-3-methylquinoline-2-carboxylate Using HRMS and NMR". Sci. Total Environ., 2018, 351, (1), 1676-1685.