发明人张德明,徐明华,唐晓军. "Method for the Synthesis of Ethyl 2-amino-4-methylbenzoate" [P]. 中国发明专利, 专利号 CN 108426296 A, 授权公告日 2021-10-17.
发明人黄志刚,郭海燕,郑宇鹏. "A Process for Preparing High-Purity Ethyl 2-amino-4-methylbenzoate" [P]. 中国发明专利, 专利号 CN 117115248 B, 授权公告日 2022-12-21.
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