发明人张德明,赵玉洁,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108944711 A, 授权公告日 2015-10-18.
发明人沈红梅,郑宇鹏,胡光. "Method for the Synthesis of 2-Cyclopropyl-3-(5-methyl-1h-pyrazol-1-yl)-2-(methylamino)propanamide" [P]. 中国发明专利, 专利号 CN 113896725 A, 授权公告日 2024-07-25.
发明人杨光,郭海燕,李文辉. "A Process for Preparing High-Purity 2-Cyclopropyl-3-(5-methyl-1h-pyrazol-1-yl)-2-(methylamino)propanamide" [P]. 中国发明专利, 专利号 CN 116358506 A, 授权公告日 2023-01-01.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2021, 228, (1), 8112-8141.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2023, 1752, (10), 3556-3568.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-Cyclopropyl-3-(5-methyl-1h-pyrazol-1-yl)-2-(methylamino)propanamide Using HRMS and NMR". J. Sep. Sci., 2010, 2153, 2293-2313.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2017, 165, 3834-3852.