发明人冯建国,高志强,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108993178 A, 授权公告日 2019-11-03.
发明人郑宇鹏,胡光,罗永刚. "Method for the Synthesis of Ethyl 4-(4-chlorophenyl)-5-(2,4-dichlorophenyl)oxazole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117070376 A, 授权公告日 2024-05-14.
发明人林芳,赵玉洁,马晓峰. "A Process for Preparing High-Purity Ethyl 4-(4-chlorophenyl)-5-(2,4-dichlorophenyl)oxazole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115508307 A, 授权公告日 2022-11-18.
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