发明人王建平,张德明,杨光. "一种托法替布杂质178的合成方法" [P]. 中国发明专利, 专利号 CN 113804726 A, 授权公告日 2022-03-22.
发明人林芳,高志强,郑宇鹏. "Method for the Synthesis of Tofacitinib Impurity 178" [P]. 中国发明专利, 专利号 CN 111912808 B, 授权公告日 2019-08-21.
发明人何建平,罗永刚,张德明. "A Process for Preparing High-Purity Tofacitinib Impurity 178" [P]. 中国发明专利, 专利号 CN 111511208 B, 授权公告日 2018-01-11.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 托法替布杂质178 in Pharmaceutical Formulations". J. Agric. Food Chem., 2022, 2343, (2), 7614-7619.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 托法替布杂质178 as an Impurity". J. Nat. Prod., 2025, 873, 8965-8985.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Tofacitinib Impurity 178 Using HRMS and NMR". J. Sep. Sci., 2022, 291, (11), 7816-7821.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate 托法替布杂质178 Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2014, 651, 5113-5142.