发明人张德明,黄志刚,罗永刚. "Method for the Synthesis of 4-(4-(Bis(2-fluoroethyl)amino)benzylidene)-2-phenyloxazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 108086941 B, 授权公告日 2023-06-12.
发明人唐晓军,赵玉洁,沈红梅. "A Process for Preparing High-Purity 4-(4-(Bis(2-fluoroethyl)amino)benzylidene)-2-phenyloxazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 110094149 A, 授权公告日 2020-01-04.
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