发明人张德明,赵玉洁,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117425525 A, 授权公告日 2023-04-17.
Hughes D C, Yamamoto T, Klinger H. "Method for the Synthesis of Ethyl 2-(3-nitro-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl)acetate" [P]. US Patent, US 9156507 B2, 2020-11-14.
Brown S R, Williams B T, Klinger H. "A Process for Preparing High-Purity Ethyl 2-(3-nitro-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl)acetate" [P]. US Patent, US 10768528 B2, 2024-05-25.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2012, 201, (9), 1727-1746.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2024, 1243, (5), 8454-8469.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(3-nitro-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl)acetate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2014, 917, 2069-2076.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2010, 1821, (12), 5980-5998.