发明人赵玉洁,林芳,胡光. "Method for the Synthesis of 2-(7-(Ethoxycarbonyl)-2,3-dihydro-1H-pyrrolizin-5-yl)-2-oxoacetic acid" [P]. 中国发明专利, 专利号 CN 109913767 A, 授权公告日 2017-08-18.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2016, 2382, 2705-2712.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2020, 2178, 1858-1865.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-(7-(Ethoxycarbonyl)-2,3-dihydro-1H-pyrrolizin-5-yl)-2-oxoacetic acid Using HRMS and NMR". Talanta, 2018, 1344, 2981-2998.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2011, 181, 9493-9513.