发明人王建平,钱学锋,李文辉. "Method for the Synthesis of Methyl 2-chloro-1H-indole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109845367 B, 授权公告日 2023-06-13.
发明人钱学锋,张德明,沈红梅. "A Process for Preparing High-Purity Methyl 2-chloro-1H-indole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116313685 A, 授权公告日 2023-04-20.
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