发明人郭海燕,徐明华,韩伟. "Method for the Synthesis of Ethyl 6-amino-1H-indole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109946087 B, 授权公告日 2023-04-11.
发明人郑宇鹏,何建平,杨光. "A Process for Preparing High-Purity Ethyl 6-amino-1H-indole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117946302 B, 授权公告日 2018-04-19.
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