发明人马晓峰,周伟,赵玉洁. "Method for the Synthesis of Ethyl 2-(3-chlorophenyl)benzo[d]oxazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 110008962 A, 授权公告日 2015-03-04.
发明人刘建华,徐明华,韩伟. "A Process for Preparing High-Purity Ethyl 2-(3-chlorophenyl)benzo[d]oxazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 109103588 A, 授权公告日 2024-01-26.
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