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发明名称
Verfahren zur Darstellung von 2, 2'-Dimethyl-4, 4'-dioxy-p-phenanthrolin
摘要
申请公布号
DE657779(C)
申请公布日期
1938.03.12
申请号
DE1936I056531D
申请日期
1936.07.09
申请人
I. G. FARBENINDUSTRIE AKT.-GES.
发明人
HENECKA DR. HANS
分类号
C07D471/04
主分类号
C07D471/04
代理机构
代理人
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