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经营范围
发明名称
Process for preparing 4, 4'-nitrophenyl benzoic acid
摘要
申请公布号
US2567126(A)
申请公布日期
1951.09.04
申请号
US19490072743
申请日期
1949.01.25
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
SCHROEDER HERMAN E.
分类号
C07C205/57
主分类号
C07C205/57
代理机构
代理人
主权项
地址
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