Brown S R, Fischer A B, Klinger H. "一种的合成方法" [P]. US Patent, US 9894393 B2, 2020-05-19.
发明人郭海燕,周伟,郑宇鹏. "Method for the Synthesis of (1-Ethyl-3-methyl-1H-pyrazol-4-yl)methanamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 111205068 A, 授权公告日 2023-10-28.
发明人陈志强,郑宇鹏,徐明华. "A Process for Preparing High-Purity (1-Ethyl-3-methyl-1H-pyrazol-4-yl)methanamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 113560874 B, 授权公告日 2023-10-02.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2022, 1392, 6814-6823.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2024, 1076, (10), 7830-7842.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of (1-Ethyl-3-methyl-1H-pyrazol-4-yl)methanamine dihydrochloride Using HRMS and NMR". Environ. Sci. Technol., 2018, 382, 7976-8005.