发明人何建平,李文辉,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113401249 A, 授权公告日 2020-01-28.
发明人马晓峰,王建平,张德明. "Method for the Synthesis of methyl 4-oxo-3H-quinazoline-6-carboxylate" [P]. 中国发明专利, 专利号 CN 109207313 A, 授权公告日 2018-02-11.
发明人何建平,孙丽萍,韩伟. "A Process for Preparing High-Purity methyl 4-oxo-3H-quinazoline-6-carboxylate" [P]. 中国发明专利, 专利号 CN 109230252 B, 授权公告日 2017-12-23.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2020, 1152, 6232-6240.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2013, 748, (9), 362-369.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of methyl 4-oxo-3H-quinazoline-6-carboxylate Using HRMS and NMR". Anal. Chem., 2017, 1082, 4923-4935.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2012, 2390, 2692-2699.