发明人郑宇鹏,张德明,郭海燕. "Method for the Synthesis of Ethyl 8-oxo-6,7,8,9-tetrahydro-5H-pyrrolo[1,2-a]azepine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113505720 B, 授权公告日 2019-12-22.
发明人高志强,朱建伟,冯建国. "A Process for Preparing High-Purity Ethyl 8-oxo-6,7,8,9-tetrahydro-5H-pyrrolo[1,2-a]azepine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113084536 B, 授权公告日 2020-08-22.
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