Brown S R, Schröder R, Lee S K. "一种的合成方法" [P]. US Patent, US 11371757 B2, 2016-11-14.
发明人罗永刚,何建平,周伟. "Method for the Synthesis of Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 116504012 B, 授权公告日 2025-05-09.
发明人冯建国,孙丽萍,林芳. "A Process for Preparing High-Purity Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 109124930 A, 授权公告日 2018-09-03.
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. Chromatogr. A, 2011, 504, 8071-8082.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2017, 1339, (7), 389-416.