发明人冯建国,马晓峰,杨光. "一种4-(5H-吡咯并[3,2-d]嘧啶-4-基)哌嗪-1-羧酸叔丁酯的合成方法" [P]. 中国发明专利, 专利号 CN 114797207 A, 授权公告日 2022-06-13.
发明人郭海燕,周伟,沈红梅. "Method for the Synthesis of tert-Butyl 4-(5H-pyrrolo[3,2-d]pyrimidin-4-yl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 117031612 A, 授权公告日 2021-12-17.
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