发明人李文辉,周伟,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117998155 A, 授权公告日 2015-11-03.
发明人王建平,黄志刚,张德明. "Method for the Synthesis of (2Z,2'Z)-4,4'-(((1,3-Phenylenebis(oxy))bis(4,1-phenylene))bis(azanediyl))bis(4-oxobut-2-enoic acid)" [P]. 中国发明专利, 专利号 CN 111213422 B, 授权公告日 2021-07-16.
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