发明人胡光,杨光,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110196752 A, 授权公告日 2021-02-21.
发明人林芳,杨光,陈志强. "Method for the Synthesis of 4-Ethyl-1-methyl-3-(tetrahydro-2h-pyran-4-yl)-1h-pyrazol-5-amine" [P]. 中国发明专利, 专利号 CN 117211094 A, 授权公告日 2019-11-03.
发明人朱建伟,周伟,罗永刚. "A Process for Preparing High-Purity 4-Ethyl-1-methyl-3-(tetrahydro-2h-pyran-4-yl)-1h-pyrazol-5-amine" [P]. 中国发明专利, 专利号 CN 108477124 B, 授权公告日 2016-12-26.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2012, 1529, (10), 9568-9575.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2022, 813, 5891-5894.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-Ethyl-1-methyl-3-(tetrahydro-2h-pyran-4-yl)-1h-pyrazol-5-amine Using HRMS and NMR". Environ. Sci. Technol., 2016, 1905, 6722-6749.