发明人杨光,郑宇鹏,张德明. "Method for the Synthesis of 6-Chlorospiro[benzo[d][1,3]oxazine-4,3'-piperidin]-2(1H)-one" [P]. 中国发明专利, 专利号 CN 112721041 A, 授权公告日 2017-01-06.
发明人朱建伟,郑宇鹏,韩伟. "A Process for Preparing High-Purity 6-Chlorospiro[benzo[d][1,3]oxazine-4,3'-piperidin]-2(1H)-one" [P]. 中国发明专利, 专利号 CN 114098941 B, 授权公告日 2018-12-06.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2018, 1402, 8786-8815.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2017, 908, (11), 7963-7983.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chlorospiro[benzo[d][1,3]oxazine-4,3'-piperidin]-2(1H)-one Using HRMS and NMR". J. Pharm. Biomed. Anal., 2017, 424, 5079-5085.