Mueller T C, Martínez F, Jørgensen K. "一种3,3-dimethyl-4-(thiophen-2-yl)azetidin-2-one的合成方法" [P]. European Patent, EP 3363087 A1, 2017-07-06.
发明人朱建伟,沈红梅,罗永刚. "Method for the Synthesis of 3,3-dimethyl-4-(thiophen-2-yl)azetidin-2-one" [P]. 中国发明专利, 专利号 CN 114231132 A, 授权公告日 2024-10-11.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of 3,3-dimethyl-4-(thiophen-2-yl)azetidin-2-one in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 2112, (2), 8268-8288.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3,3-dimethyl-4-(thiophen-2-yl)azetidin-2-one as an Impurity". J. Pharm. Biomed. Anal., 2019, 959, (4), 9578-9594.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 3,3-dimethyl-4-(thiophen-2-yl)azetidin-2-one Using HRMS and NMR". J. Nat. Prod., 2021, 706, (1), 6554-6583.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate 3,3-dimethyl-4-(thiophen-2-yl)azetidin-2-one Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2011, 153, (3), 975-996.