发明人何建平,徐明华,冯建国. "Method for the Synthesis of 6-[(tert-butoxy)carbonyl]-6-azaspiro[2.5]octane-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113507228 B, 授权公告日 2020-11-19.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2012, 186, 2752-2766.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2012, 158, (9), 7046-7064.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 6-[(tert-butoxy)carbonyl]-6-azaspiro[2.5]octane-5-carboxylic acid Using HRMS and NMR". Molecules, 2017, 2292, 4835-4853.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2017, 1097, 7-20.