发明人胡光,郑宇鹏,陈志强. "Method for the Synthesis of Methyl 2-(ethylamino)-4-(4-iodo-1h-pyrazol-1-yl)butanoate" [P]. 中国发明专利, 专利号 CN 109201758 A, 授权公告日 2025-06-15.
发明人何建平,王建平,朱建伟. "A Process for Preparing High-Purity Methyl 2-(ethylamino)-4-(4-iodo-1h-pyrazol-1-yl)butanoate" [P]. 中国发明专利, 专利号 CN 113705050 B, 授权公告日 2016-07-22.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2010, 215, 3173-3189.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2020, 2387, (6), 8379-8396.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 2-(ethylamino)-4-(4-iodo-1h-pyrazol-1-yl)butanoate Using HRMS and NMR". Phytochemistry, 2024, 2400, (10), 8585-8612.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2023, 2192, (5), 2718-2735.