发明人林芳,冯建国,张德明. "Method for the Synthesis of 4-Chloroquinazoline-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113789796 B, 授权公告日 2021-08-17.
发明人郭海燕,周伟,胡光. "A Process for Preparing High-Purity 4-Chloroquinazoline-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112325573 B, 授权公告日 2023-10-22.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2021, 1376, (10), 2844-2853.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2020, 1015, (9), 9954-9966.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloroquinazoline-8-carboxylic acid Using HRMS and NMR". Biomed. Chromatogr., 2021, 1088, (1), 510-520.