发明人钱学锋,何建平,马晓峰. "一种6,7,8-三甲氧基喹唑啉-4(3H)-酮的合成方法" [P]. 中国发明专利, 专利号 CN 109865658 A, 授权公告日 2015-06-04.
Yamamoto T, Chen K W, Klinger H. "Method for the Synthesis of 6,7,8-Trimethoxyquinazolin-4(3H)-one" [P]. US Patent, US 11807268 B2, 2022-06-10.
O'Brien P Q, Patel M V, Williams B T. "A Process for Preparing High-Purity 6,7,8-Trimethoxyquinazolin-4(3H)-one" [P]. US Patent, US 10950971 B2, 2024-04-27.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 6,7,8-三甲氧基喹唑啉-4(3H)-酮 in Pharmaceutical Formulations". Environ. Sci. Technol., 2017, 649, 924-937.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6,7,8-三甲氧基喹唑啉-4(3H)-酮 as an Impurity". Anal. Chem., 2021, 2293, 3271-3295.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 6,7,8-Trimethoxyquinazolin-4(3H)-one Using HRMS and NMR". Talanta, 2011, 2133, (11), 1179-1209.