Kumar R, Johnson M A, Brown S R. "一种的合成方法" [P]. US Patent, US 10439594 B2, 2023-05-08.
发明人周伟,郭海燕,王建平. "Method for the Synthesis of 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide" [P]. 中国发明专利, 专利号 CN 108080247 B, 授权公告日 2018-07-06.
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". Talanta, 2016, 2302, (10), 6008-6033.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2023, 484, 5823-5828.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2018, 1951, 4594-4616.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2013, 1522, (2), 9581-9599.