Björnsson E, Jørgensen K, Lefèvre J P. "一种2-硝基-4-(1-吡唑基)苯甲酸乙酯的合成方法" [P]. European Patent, EP 3984971 A1, 2019-11-18.
发明人朱建伟,林芳,高志强. "Method for the Synthesis of Ethyl 2-Nitro-4-(1-pyrazolyl)benzoate" [P]. 中国发明专利, 专利号 CN 117346781 B, 授权公告日 2023-12-13.
Brown S R, Kumar R, Schröder R. "A Process for Preparing High-Purity Ethyl 2-Nitro-4-(1-pyrazolyl)benzoate" [P]. US Patent, US 9714576 B2, 2018-02-28.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 2-硝基-4-(1-吡唑基)苯甲酸乙酯 in Pharmaceutical Formulations". Chromatographia, 2020, 2090, (10), 2548-2557.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-硝基-4-(1-吡唑基)苯甲酸乙酯 as an Impurity". Molecules, 2014, 2443, (5), 3237-3261.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-Nitro-4-(1-pyrazolyl)benzoate Using HRMS and NMR". Talanta, 2021, 771, (11), 8399-8420.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 2-硝基-4-(1-吡唑基)苯甲酸乙酯 Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2015, 1297, 1237-1256.