发明人何建平,罗永刚,陈志强. "Method for the Synthesis of 1-Tert-butyl 2-ethyl 5-hydroxy-1h-indole-1,2-dicarboxylate" [P]. 中国发明专利, 专利号 CN 109703194 B, 授权公告日 2024-09-17.
发明人郭海燕,张德明,韩伟. "A Process for Preparing High-Purity 1-Tert-butyl 2-ethyl 5-hydroxy-1h-indole-1,2-dicarboxylate" [P]. 中国发明专利, 专利号 CN 114648281 B, 授权公告日 2025-01-20.
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