Nielsen H, Rossi M, Jørgensen K. "Method for the Synthesis of 4,6-Dichloro-8-fluoroquinazoline" [P]. European Patent, EP 3710844 A1, 2018-09-28.
Schröder R, Johnson M A, Kumar R. "A Process for Preparing High-Purity 4,6-Dichloro-8-fluoroquinazoline" [P]. US Patent, US 10478206 B2, 2019-06-15.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2014, 1670, 476-503.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2013, 1145, (12), 2095-2124.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 4,6-Dichloro-8-fluoroquinazoline Using HRMS and NMR". J. Pharm. Biomed. Anal., 2017, 860, 1516-1543.