发明人郑宇鹏,马晓峰,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112390390 A, 授权公告日 2020-06-24.
发明人沈红梅,刘建华,何建平. "Method for the Synthesis of 5-Oxa-7-azaspiro[3.4]octan-6-one" [P]. 中国发明专利, 专利号 CN 110044018 B, 授权公告日 2025-01-09.
发明人王建平,黄志刚,朱建伟. "A Process for Preparing High-Purity 5-Oxa-7-azaspiro[3.4]octan-6-one" [P]. 中国发明专利, 专利号 CN 110877249 A, 授权公告日 2017-06-04.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2011, 601, (4), 6297-6321.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2013, 771, 9111-9117.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 5-Oxa-7-azaspiro[3.4]octan-6-one Using HRMS and NMR". Anal. Methods, 2025, 517, (4), 2778-2804.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2014, 1984, (12), 8867-8888.