发明人周伟,钱学锋,徐明华. "Method for the Synthesis of ethyl (1R,2R,4S)-rel-7-azabicyclo[2.2.1]heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109080893 A, 授权公告日 2023-02-16.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2014, 1446, 7391-7397.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2020, 552, (8), 7288-7318.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of ethyl (1R,2R,4S)-rel-7-azabicyclo[2.2.1]heptane-2-carboxylate Using HRMS and NMR". Anal. Chem., 2020, 747, (10), 305-330.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2018, 1514, (3), 4051-4078.