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发明名称
PREPARATION OF 1,4-DIAMINOBENZENE-2,5-DISULPHONIC ACID
摘要
申请公布号
GB1393557(A)
申请公布日期
1975.05.07
申请号
GB19720058412
申请日期
1972.12.18
申请人
HOECHST AG
发明人
分类号
C07C309/51;C07C67/00;C07C301/00;C07C303/04;C07C309/46;(IPC1-7):C07C143/58;C07C139/00
主分类号
C07C309/51
代理机构
代理人
主权项
地址
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