发明人张德明,朱建伟,孙丽萍. "Method for the Synthesis of Tofacitinib Impurity 102" [P]. 中国发明专利, 专利号 CN 112563981 A, 授权公告日 2015-06-02.
发明人郭海燕,唐晓军,马晓峰. "A Process for Preparing High-Purity Tofacitinib Impurity 102" [P]. 中国发明专利, 专利号 CN 112564061 A, 授权公告日 2016-03-06.
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