发明人胡光,朱建伟,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112446644 A, 授权公告日 2020-08-03.
Roberts E F, Anderson J P, Williams B T. "Method for the Synthesis of 3-Ethyl-1-oxa-3,8-diazaspiro[4.5]decan-2-one hydrochloride" [P]. US Patent, US 9460812 B2, 2021-08-10.
发明人沈红梅,胡光,何建平. "A Process for Preparing High-Purity 3-Ethyl-1-oxa-3,8-diazaspiro[4.5]decan-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 116389722 A, 授权公告日 2016-03-19.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2014, 351, 4288-4318.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2024, 1447, 4456-4469.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-1-oxa-3,8-diazaspiro[4.5]decan-2-one hydrochloride Using HRMS and NMR". Phytochemistry, 2024, 1962, 4414-4428.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2020, 207, 3858-3864.