发明人徐明华,刘建华,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116322857 A, 授权公告日 2018-10-02.
发明人胡光,孙丽萍,徐明华. "Method for the Synthesis of 4-(Ethylsulfonyl)-N1-methyl-N1-(tetrahydro-2H-pyran-4-ylmethyl)-1,3-benzenediamine" [P]. 中国发明专利, 专利号 CN 109389401 A, 授权公告日 2021-11-07.
发明人郑宇鹏,林芳,唐晓军. "A Process for Preparing High-Purity 4-(Ethylsulfonyl)-N1-methyl-N1-(tetrahydro-2H-pyran-4-ylmethyl)-1,3-benzenediamine" [P]. 中国发明专利, 专利号 CN 114819501 A, 授权公告日 2021-11-17.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2021, 568, (3), 8724-8729.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2020, 2259, 7331-7336.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Ethylsulfonyl)-N1-methyl-N1-(tetrahydro-2H-pyran-4-ylmethyl)-1,3-benzenediamine Using HRMS and NMR". Phytochemistry, 2013, 2354, 2007-2012.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2019, 1459, 201-220.