发明人冯建国,钱学锋,郑宇鹏. "Method for the Synthesis of 4-Amino-1,3-dihydro-2H-inden-2-one" [P]. 中国发明专利, 专利号 CN 108307443 B, 授权公告日 2019-05-14.
发明人唐晓军,郭海燕,罗永刚. "A Process for Preparing High-Purity 4-Amino-1,3-dihydro-2H-inden-2-one" [P]. 中国发明专利, 专利号 CN 113369683 B, 授权公告日 2023-04-24.
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