发明人高志强,朱建伟,何建平. "Method for the Synthesis of 2-(6-(4-(tert-Butoxycarbonyl)piperazin-1-yl)-4-oxoquinazolin-3(4H)-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 109575222 A, 授权公告日 2020-02-18.
发明人郭海燕,徐明华,刘建华. "A Process for Preparing High-Purity 2-(6-(4-(tert-Butoxycarbonyl)piperazin-1-yl)-4-oxoquinazolin-3(4H)-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 112784751 A, 授权公告日 2017-12-13.
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". Chromatographia, 2014, 1577, (1), 7045-7072.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2013, 1525, (12), 6429-6457.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-(6-(4-(tert-Butoxycarbonyl)piperazin-1-yl)-4-oxoquinazolin-3(4H)-yl)acetic acid Using HRMS and NMR". Phytochemistry, 2011, 1418, (12), 1063-1075.