发明人黄志刚,朱建伟,唐晓军. "Method for the Synthesis of 1-Ethyl-3-propyl-1h-pyrazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112191065 B, 授权公告日 2019-02-26.
Schröder R, Rossi M, Martínez F. "A Process for Preparing High-Purity 1-Ethyl-3-propyl-1h-pyrazole-5-carboxylic acid" [P]. European Patent, EP 3100070 A1, 2015-02-23.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2024, 543, (3), 8381-8386.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2021, 2251, (7), 8367-8374.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 1-Ethyl-3-propyl-1h-pyrazole-5-carboxylic acid Using HRMS and NMR". Chemosphere, 2016, 166, (7), 5832-5853.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2011, 1668, 5802-5816.