发明人周伟,陈志强,马晓峰. "Method for the Synthesis of 2-{2-[3-Methyl-5-oxo-1-(4-phenyl-1,3-thiazol-2-yl)-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazino}benzoic acid" [P]. 中国发明专利, 专利号 CN 116408628 A, 授权公告日 2024-08-27.
Roberts E F, Williams B T, Chen K W. "A Process for Preparing High-Purity 2-{2-[3-Methyl-5-oxo-1-(4-phenyl-1,3-thiazol-2-yl)-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazino}benzoic acid" [P]. US Patent, US 11660944 B2, 2018-09-11.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2011, 2433, 508-519.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2011, 684, (2), 726-742.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2-{2-[3-Methyl-5-oxo-1-(4-phenyl-1,3-thiazol-2-yl)-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazino}benzoic acid Using HRMS and NMR". Environ. Sci. Technol., 2023, 2300, (5), 6067-6085.