发明人唐晓军,韩伟,赵玉洁. "Method for the Synthesis of 5-hydroxy-4-methoxy-2-nitrobenzoic acid" [P]. 中国发明专利, 专利号 CN 112710364 A, 授权公告日 2022-03-22.
发明人黄志刚,冯建国,高志强. "A Process for Preparing High-Purity 5-hydroxy-4-methoxy-2-nitrobenzoic acid" [P]. 中国发明专利, 专利号 CN 111150024 B, 授权公告日 2016-05-03.
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