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发明人林芳,郑宇鹏,刘建华. "Method for the Synthesis of (E)-6-Bromo-3-(6-bromo-1-octyl-2-oxoindolin-3-ylidene)-1-octylindolin-2-one" [P]. 中国发明专利, 专利号 CN 113667325 B, 授权公告日 2016-10-17.
发明人黄志刚,郑宇鹏,赵玉洁. "A Process for Preparing High-Purity (E)-6-Bromo-3-(6-bromo-1-octyl-2-oxoindolin-3-ylidene)-1-octylindolin-2-one" [P]. 中国发明专利, 专利号 CN 117367331 B, 授权公告日 2018-09-18.
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