发明人胡光,林芳,李文辉. "Method for the Synthesis of tert-Butyl 3-oxopyrazolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 114158321 A, 授权公告日 2023-03-18.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2021, 310, 5586-5599.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2023, 1712, (11), 2179-2204.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 3-oxopyrazolidine-1-carboxylate Using HRMS and NMR". J. Nat. Prod., 2019, 460, 3501-3531.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2025, 138, 6097-6100.