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发明人王建平,马晓峰,高志强. "Method for the Synthesis of 4-Chlorobenzyl 4-(3-(5-methyl-2-oxo-2,3-dihydrobenzo[d]oxazol-6-yl)-3-oxopropyl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 110675057 B, 授权公告日 2023-04-25.
发明人郑宇鹏,刘建华,孙丽萍. "A Process for Preparing High-Purity 4-Chlorobenzyl 4-(3-(5-methyl-2-oxo-2,3-dihydrobenzo[d]oxazol-6-yl)-3-oxopropyl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 117977306 B, 授权公告日 2022-02-23.
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