Thompson G K, Johnson M A, Stevens L M. "一种的合成方法" [P]. US Patent, US 9309211 B2, 2023-01-03.
发明人张德明,冯建国,罗永刚. "Method for the Synthesis of 2-Chloro-1-(2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)ethan-1-one" [P]. 中国发明专利, 专利号 CN 110427630 B, 授权公告日 2016-11-26.
发明人陈志强,沈红梅,高志强. "A Process for Preparing High-Purity 2-Chloro-1-(2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)ethan-1-one" [P]. 中国发明专利, 专利号 CN 113671359 B, 授权公告日 2021-12-06.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2010, 767, (7), 1380-1391.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2011, 1791, 3413-3416.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-1-(2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)ethan-1-one Using HRMS and NMR". Molecules, 2010, 1977, 100-106.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2013, 603, (1), 8685-8705.