发明人李文辉,罗永刚,唐晓军. "Method for the Synthesis of (E)-4-(2-Ethyl-1H-indol-3-yl)but-2-en-1-ol" [P]. 中国发明专利, 专利号 CN 117612589 B, 授权公告日 2018-07-16.
发明人郑宇鹏,郭海燕,赵玉洁. "A Process for Preparing High-Purity (E)-4-(2-Ethyl-1H-indol-3-yl)but-2-en-1-ol" [P]. 中国发明专利, 专利号 CN 110511640 B, 授权公告日 2015-02-10.
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