发明人马晓峰,张德明,刘建华. "Method for the Synthesis of 4-(2-(2-Methylbenzoyl)hydrazinyl)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 112581783 B, 授权公告日 2023-07-19.
Roberts E F, Chen K W, Patel M V. "A Process for Preparing High-Purity 4-(2-(2-Methylbenzoyl)hydrazinyl)-4-oxobutanoic acid" [P]. US Patent, US 10696608 B2, 2019-02-26.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2010, 720, (10), 7973-7988.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2013, 2084, 5309-5322.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2-(2-Methylbenzoyl)hydrazinyl)-4-oxobutanoic acid Using HRMS and NMR". Molecules, 2016, 2279, 2108-2128.