发明人孙丽萍,朱建伟,李文辉. "Method for the Synthesis of N-(4-ethoxyphenyl)-4-hydrazinyl-4-oxobutanamide" [P]. 中国发明专利, 专利号 CN 110206854 A, 授权公告日 2018-10-06.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2016, 2055, (9), 4616-4642.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2016, 1385, 1083-1107.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of N-(4-ethoxyphenyl)-4-hydrazinyl-4-oxobutanamide Using HRMS and NMR". J. Nat. Prod., 2022, 697, (8), 1532-1538.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2013, 1321, 5295-5316.