发明人刘建华,周伟,李文辉. "Method for the Synthesis of tert-Butyl (8-iodo-2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-6-yl)carbamate" [P]. 中国发明专利, 专利号 CN 116888051 B, 授权公告日 2022-08-26.
发明人胡光,罗永刚,冯建国. "A Process for Preparing High-Purity tert-Butyl (8-iodo-2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-6-yl)carbamate" [P]. 中国发明专利, 专利号 CN 114929046 B, 授权公告日 2025-11-23.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2022, 224, (2), 4866-4871.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2020, 1729, (8), 7671-7680.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl (8-iodo-2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-6-yl)carbamate Using HRMS and NMR". Anal. Chem., 2024, 1522, (7), 7412-7416.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2021, 730, 4103-4127.