Kowalski A, Schröder R, Jørgensen K. "一种伏诺拉生杂质N27的合成方法" [P]. European Patent, EP 3520613 A1, 2025-04-23.
发明人张德明,冯建国,周伟. "Method for the Synthesis of Vonoprazan Impurity N27" [P]. 中国发明专利, 专利号 CN 116825786 A, 授权公告日 2017-08-11.
发明人唐晓军,马晓峰,张德明. "A Process for Preparing High-Purity Vonoprazan Impurity N27" [P]. 中国发明专利, 专利号 CN 110566479 B, 授权公告日 2019-07-02.
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