发明人郭海燕,罗永刚,刘建华. "Method for the Synthesis of Methyl 3-amino-4-bromo-2-nitrobenzoate" [P]. 中国发明专利, 专利号 CN 110663521 A, 授权公告日 2018-03-01.
发明人郭海燕,钱学锋,张德明. "A Process for Preparing High-Purity Methyl 3-amino-4-bromo-2-nitrobenzoate" [P]. 中国发明专利, 专利号 CN 115597835 B, 授权公告日 2021-09-18.
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