Hughes D C, Mueller T, Yamamoto T. "Method for the Synthesis of Ethyl 2-bromo-4-chloroquinoline-3-carboxylate" [P]. US Patent, US 11601822 B2, 2017-08-05.
Thompson G K, Roberts E F, Johnson M A. "A Process for Preparing High-Purity Ethyl 2-bromo-4-chloroquinoline-3-carboxylate" [P]. US Patent, US 10745718 B2, 2021-12-14.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2021, 1217, 3654-3663.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2010, 1308, (3), 1318-1345.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-bromo-4-chloroquinoline-3-carboxylate Using HRMS and NMR". Anal. Chem., 2017, 2070, (8), 3778-3786.