Hughes D C, Chen K W, Fischer A B. "一种的合成方法" [P]. US Patent, US 10078931 B2, 2015-10-12.
Chen K W, Johnson M A, Lee S K. "Method for the Synthesis of 2-(Isopropylamino)-3-(1h-pyrazol-1-yl)propanamide" [P]. US Patent, US 11571041 B2, 2023-10-18.
发明人何建平,赵玉洁,徐明华. "A Process for Preparing High-Purity 2-(Isopropylamino)-3-(1h-pyrazol-1-yl)propanamide" [P]. 中国发明专利, 专利号 CN 108236021 A, 授权公告日 2016-12-24.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2012, 1458, 3660-3680.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2020, 628, 868-894.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Isopropylamino)-3-(1h-pyrazol-1-yl)propanamide Using HRMS and NMR". Molecules, 2023, 811, (2), 5185-5193.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2012, 1944, 7594-7611.