Nielsen H, Björnsson E, Rossi M. "Method for the Synthesis of 2,3-Dimethoxy-6-nitrobenzoic acid" [P]. European Patent, EP 3787450 A1, 2021-11-21.
发明人赵玉洁,唐晓军,马晓峰. "A Process for Preparing High-Purity 2,3-Dimethoxy-6-nitrobenzoic acid" [P]. 中国发明专利, 专利号 CN 110072205 A, 授权公告日 2019-06-19.
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