发明人李文辉,冯建国,钱学锋. "Method for the Synthesis of 3-(1-ethyl-1H-pyrazol-4-yl)-1$l^{4},4-thiomorpholin-1-one hydrochloride" [P]. 中国发明专利, 专利号 CN 117540393 A, 授权公告日 2015-07-10.
Schröder R, Lee S K, Mueller T. "A Process for Preparing High-Purity 3-(1-ethyl-1H-pyrazol-4-yl)-1$l^{4},4-thiomorpholin-1-one hydrochloride" [P]. US Patent, US 9229663 B2, 2018-07-28.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 3-(1-ethyl-1H-pyrazol-4-yl)-1$l^{4},4-thiomorpholin-1-one hydrochloride in Pharmaceutical Formulations". J. Agric. Food Chem., 2015, 1991, 2594-2608.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-(1-ethyl-1H-pyrazol-4-yl)-1$l^{4},4-thiomorpholin-1-one hydrochloride as an Impurity". Phytochemistry, 2011, 1531, 9009-9035.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 3-(1-ethyl-1H-pyrazol-4-yl)-1$l^{4},4-thiomorpholin-1-one hydrochloride Using HRMS and NMR". Environ. Sci. Technol., 2023, 1959, (11), 916-926.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 3-(1-ethyl-1H-pyrazol-4-yl)-1$l^{4},4-thiomorpholin-1-one hydrochloride Profile in Drug Substances According to ICH Guidelines". Food Chem., 2015, 574, (8), 6215-6223.