Davis P L, Fischer A B, Hughes D C. "Method for the Synthesis of (E)-3-((2-(2-nitro-4-(trifluoromethyl)phenyl)hydrazono)methyl)-1H-indole" [P]. US Patent, US 9438554 B2, 2019-01-09.
发明人张德明,钱学锋,杨光. "A Process for Preparing High-Purity (E)-3-((2-(2-nitro-4-(trifluoromethyl)phenyl)hydrazono)methyl)-1H-indole" [P]. 中国发明专利, 专利号 CN 117726425 B, 授权公告日 2023-04-24.
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