Lefèvre J P, Martínez F, Johansson L. "一种1-ethyl-3-methyl-1H-pyrazole hydrochloride的合成方法" [P]. European Patent, EP 3664639 A1, 2017-08-24.
发明人高志强,王建平,胡光. "Method for the Synthesis of 1-ethyl-3-methyl-1H-pyrazole hydrochloride" [P]. 中国发明专利, 专利号 CN 109234090 B, 授权公告日 2018-03-28.
Björnsson E, Rossi M, Nielsen H. "A Process for Preparing High-Purity 1-ethyl-3-methyl-1H-pyrazole hydrochloride" [P]. European Patent, EP 3054448 A1, 2016-09-12.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 1-ethyl-3-methyl-1H-pyrazole hydrochloride in Pharmaceutical Formulations". Chromatographia, 2015, 1637, (3), 4544-4561.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-ethyl-3-methyl-1H-pyrazole hydrochloride as an Impurity". Anal. Chim. Acta, 2023, 1610, (12), 774-799.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 1-ethyl-3-methyl-1H-pyrazole hydrochloride Using HRMS and NMR". Food Chem., 2016, 2053, (11), 8245-8275.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate 1-ethyl-3-methyl-1H-pyrazole hydrochloride Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2010, 2278, 9561-9577.