发明人李文辉,郑宇鹏,何建平. "Method for the Synthesis of Azathioprine Sodium - API Standards" [P]. 中国发明专利, 专利号 CN 116191658 B, 授权公告日 2017-10-15.
发明人唐晓军,朱建伟,张德明. "A Process for Preparing High-Purity Azathioprine Sodium - API Standards" [P]. 中国发明专利, 专利号 CN 108811292 A, 授权公告日 2019-07-13.
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