Chen K W, Stevens L M, Hughes D C. "一种司来帕格杂质13的合成方法" [P]. US Patent, US 10169356 B2, 2015-11-05.
发明人唐晓军,刘建华,郑宇鹏. "Method for the Synthesis of Selexipag Impurity 13" [P]. 中国发明专利, 专利号 CN 117266080 A, 授权公告日 2015-09-07.
发明人张德明,冯建国,王建平. "A Process for Preparing High-Purity Selexipag Impurity 13" [P]. 中国发明专利, 专利号 CN 112049730 A, 授权公告日 2024-08-06.
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