发明人张德明,王建平,孙丽萍. "Method for the Synthesis of Ethyl 3-(2-chlorobenzylidene)-3H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110396570 B, 授权公告日 2018-11-10.
发明人马晓峰,刘建华,冯建国. "A Process for Preparing High-Purity Ethyl 3-(2-chlorobenzylidene)-3H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117801203 A, 授权公告日 2015-09-04.
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