发明人张德明,唐晓军,林芳. "Method for the Synthesis of 3-(4-Ethylphenyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine" [P]. 中国发明专利, 专利号 CN 117209463 B, 授权公告日 2019-01-17.
发明人何建平,李文辉,韩伟. "A Process for Preparing High-Purity 3-(4-Ethylphenyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine" [P]. 中国发明专利, 专利号 CN 116561027 A, 授权公告日 2019-08-14.
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