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发明人李文辉,胡光,周伟. "Method for the Synthesis of 1-(1H-Indol-3-yl)-3-(6-methylpyridin-2-yl)urea" [P]. 中国发明专利, 专利号 CN 117935643 B, 授权公告日 2025-12-18.
发明人徐明华,林芳,何建平. "A Process for Preparing High-Purity 1-(1H-Indol-3-yl)-3-(6-methylpyridin-2-yl)urea" [P]. 中国发明专利, 专利号 CN 113298137 B, 授权公告日 2025-01-10.
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