发明人冯建国,张德明,周伟. "Method for the Synthesis of 57399-97-0
Ethyl (4-aminophenyl)carbamate
DTXSID60508375" [P]. 中国发明专利, 专利号 CN 117004472 A, 授权公告日 2017-03-27.
发明人张德明,刘建华,徐明华. "A Process for Preparing High-Purity 57399-97-0
Ethyl (4-aminophenyl)carbamate
DTXSID60508375" [P]. 中国发明专利, 专利号 CN 117716699 A, 授权公告日 2019-09-17.
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