Stevens L M, Williams B T, Schröder R. "Method for the Synthesis of 4-chloro-2-(difluoromethyl)quinazoline" [P]. US Patent, US 10242029 B2, 2016-05-03.
Kowalski A, Lefèvre J P, Mueller T C. "A Process for Preparing High-Purity 4-chloro-2-(difluoromethyl)quinazoline" [P]. European Patent, EP 3928964 A1, 2015-07-02.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of 4-chloro-2-(difluoromethyl)quinazoline in Pharmaceutical Formulations". Talanta, 2024, 426, (10), 2761-2778.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-chloro-2-(difluoromethyl)quinazoline as an Impurity". Anal. Chem., 2014, 984, 1512-1528.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-chloro-2-(difluoromethyl)quinazoline Using HRMS and NMR". Phytochemistry, 2022, 625, (11), 9779-9803.