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经营范围
发明名称
Preparation of dihydroxybenzophenones
摘要
申请公布号
US3366691(A)
申请公布日期
1968.01.30
申请号
US19660523531
申请日期
1966.01.28
申请人
THE DOW CHEMICAL COMPANY
发明人
KELLER RICHARD T.
分类号
C07C45/47;C07C45/67;C07C49/83;C07C49/84
主分类号
C07C45/47
代理机构
代理人
主权项
地址
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