发明人杨光,王建平,郭海燕. "Method for the Synthesis of 1-(3-Morpholinopyrazin-2-yl)-1H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116644414 A, 授权公告日 2024-06-11.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2018, 1859, 6438-6455.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2016, 260, (12), 6740-6767.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3-Morpholinopyrazin-2-yl)-1H-pyrazole-3-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2017, 327, (7), 810-816.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2012, 664, 1522-1539.