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发明名称
6, 6, 7, 7-tetrafluoro-5, 5-dihalo-1-oxaspiro[3.3]heptanes and process for their production
摘要
申请公布号
US3040058(A)
申请公布日期
1962.06.19
申请号
US19590791842
申请日期
1959.02.09
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
ENGLAND DAVID C.
分类号
C07D305/14;C08G63/682
主分类号
C07D305/14
代理机构
代理人
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