Williams B T, Roberts E F, Hughes D C. "一种的合成方法" [P]. US Patent, US 10982814 B2, 2021-06-01.
发明人沈红梅,朱建伟,李文辉. "Method for the Synthesis of 2-Azaspiro[3.3]heptan-1-one" [P]. 中国发明专利, 专利号 CN 113993369 A, 授权公告日 2023-11-24.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2014, 1243, (3), 8367-8396.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2021, 1829, 4273-4276.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 2-Azaspiro[3.3]heptan-1-one Using HRMS and NMR". J. Pharm. Biomed. Anal., 2014, 1782, (11), 4768-4788.