发明人冯建国,张德明,钱学锋. "Method for the Synthesis of Ethyl 2-amino-6,7-dihydro-5H-pyrrolo[1,2-a]imidazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108576602 A, 授权公告日 2017-10-11.
发明人沈红梅,刘建华,杨光. "A Process for Preparing High-Purity Ethyl 2-amino-6,7-dihydro-5H-pyrrolo[1,2-a]imidazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115538382 A, 授权公告日 2023-05-28.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2011, 1572, 2191-2213.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2013, 504, (1), 5588-5606.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-amino-6,7-dihydro-5H-pyrrolo[1,2-a]imidazole-3-carboxylate Using HRMS and NMR". Sci. Total Environ., 2020, 1242, (10), 5368-5396.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2013, 1978, 6756-6773.