发明人钱学锋,杨光,何建平. "Method for the Synthesis of 6-Chloro-2-methyl-1H-indole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109078228 B, 授权公告日 2025-12-26.
发明人张德明,罗永刚,李文辉. "A Process for Preparing High-Purity 6-Chloro-2-methyl-1H-indole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114747349 B, 授权公告日 2020-08-18.
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