Chen K W, Brown S R, Stevens L M. "一种的合成方法" [P]. US Patent, US 11789109 B2, 2020-10-04.
发明人杨光,赵玉洁,高志强. "Method for the Synthesis of Ethyl 5-(2-(2-(diethylamino)-2-oxoacetyl)-1H-pyrrol-1-yl)-1-phenyl-1H-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 113732003 B, 授权公告日 2021-11-13.
Brown S R, Park J H, Patel M V. "A Process for Preparing High-Purity Ethyl 5-(2-(2-(diethylamino)-2-oxoacetyl)-1H-pyrrol-1-yl)-1-phenyl-1H-pyrazole-4-carboxylate" [P]. US Patent, US 9217019 B2, 2020-04-18.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 998, (11), 4085-4106.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 2127, (3), 1264-1293.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-(2-(2-(diethylamino)-2-oxoacetyl)-1H-pyrrol-1-yl)-1-phenyl-1H-pyrazole-4-carboxylate Using HRMS and NMR". Molecules, 2025, 342, 9872-9897.