发明人赵玉洁,马晓峰,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114823976 A, 授权公告日 2019-02-17.
发明人高志强,林芳,韩伟. "Method for the Synthesis of 1-Oxa-3-azaspiro[4.5]dec-2-ene" [P]. 中国发明专利, 专利号 CN 108347761 A, 授权公告日 2022-02-26.
发明人张德明,孙丽萍,沈红梅. "A Process for Preparing High-Purity 1-Oxa-3-azaspiro[4.5]dec-2-ene" [P]. 中国发明专利, 专利号 CN 110436636 B, 授权公告日 2021-06-25.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2024, 2368, 2546-2555.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2025, 846, 6612-6633.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 1-Oxa-3-azaspiro[4.5]dec-2-ene Using HRMS and NMR". Anal. Methods, 2012, 2399, (8), 4407-4427.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2019, 176, 7002-7029.