发明人马晓峰,张德明,钱学锋. "Method for the Synthesis of 1-Benzyl-3-formyl-1H-indole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111976941 A, 授权公告日 2024-03-09.
发明人唐晓军,何建平,刘建华. "A Process for Preparing High-Purity 1-Benzyl-3-formyl-1H-indole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111546712 A, 授权公告日 2017-09-23.
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