发明人徐明华,罗永刚,马晓峰. "Method for the Synthesis of 2-Ethynyl-1H-indole-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 110628997 B, 授权公告日 2015-08-12.
发明人孙丽萍,朱建伟,郭海燕. "A Process for Preparing High-Purity 2-Ethynyl-1H-indole-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 109898031 B, 授权公告日 2017-10-20.
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