发明人杨光,韩伟,李文辉. "Method for the Synthesis of 3-(4-Nitrophenyl)-1-(p-tolyl)-1H-pyrazole-4-carbaldehyde" [P]. 中国发明专利, 专利号 CN 112223567 B, 授权公告日 2021-09-11.
Patel M V, Kumar R, Fischer A B. "A Process for Preparing High-Purity 3-(4-Nitrophenyl)-1-(p-tolyl)-1H-pyrazole-4-carbaldehyde" [P]. US Patent, US 10846671 B2, 2020-06-11.
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". J. Chromatogr. A, 2021, 1887, 7183-7212.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2020, 556, 9088-9108.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 3-(4-Nitrophenyl)-1-(p-tolyl)-1H-pyrazole-4-carbaldehyde Using HRMS and NMR". Sci. Total Environ., 2017, 103, (6), 496-515.