发明人何建平,孙丽萍,赵玉洁. "Method for the Synthesis of (E)-4-(1-(4-Nitrophenyl)ethylidene)-2-phenyloxazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 115001560 A, 授权公告日 2017-02-23.
发明人唐晓军,周伟,林芳. "A Process for Preparing High-Purity (E)-4-(1-(4-Nitrophenyl)ethylidene)-2-phenyloxazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 115052673 B, 授权公告日 2018-12-27.
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