发明人唐晓军,杨光,马晓峰. "Method for the Synthesis of Tert-butyl 2-(4-amino-1h-pyrazol-1-yl)acetate" [P]. 中国发明专利, 专利号 CN 112306497 A, 授权公告日 2024-10-20.
发明人韩伟,沈红梅,钱学锋. "A Process for Preparing High-Purity Tert-butyl 2-(4-amino-1h-pyrazol-1-yl)acetate" [P]. 中国发明专利, 专利号 CN 110337419 B, 授权公告日 2019-05-13.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2014, 2199, 1006-1016.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2019, 2238, (1), 7896-7921.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 2-(4-amino-1h-pyrazol-1-yl)acetate Using HRMS and NMR". Anal. Chem., 2016, 1370, (10), 8009-8039.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2019, 216, (9), 5125-5154.