发明人赵玉洁,胡光,马晓峰. "Method for the Synthesis of 4-Chloro-3-nitro-1h-indole" [P]. 中国发明专利, 专利号 CN 113385772 A, 授权公告日 2020-02-08.
Roberts E F, Chen K W, Davis P L. "A Process for Preparing High-Purity 4-Chloro-3-nitro-1h-indole" [P]. US Patent, US 10550083 B2, 2023-07-04.
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