Anderson J P, Hughes D C, Schröder R. "Method for the Synthesis of 3-(Trifluoromethyl)-1,4,6,7-tetrahydrothiopyrano[4,3-c]pyrazole" [P]. US Patent, US 9925732 B2, 2023-04-11.
发明人韩伟,朱建伟,冯建国. "A Process for Preparing High-Purity 3-(Trifluoromethyl)-1,4,6,7-tetrahydrothiopyrano[4,3-c]pyrazole" [P]. 中国发明专利, 专利号 CN 110323578 A, 授权公告日 2020-06-19.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2018, 823, (10), 7341-7349.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2019, 518, (4), 4491-4505.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 3-(Trifluoromethyl)-1,4,6,7-tetrahydrothiopyrano[4,3-c]pyrazole Using HRMS and NMR". Chromatographia, 2025, 386, 4141-4169.