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发明名称
Preparation of pyrazine
摘要
申请公布号
US2414552(A)
申请公布日期
1947.01.21
申请号
US19420464108
申请日期
1942.10.31
申请人
AMERICAN CYANAMID COMPANY
发明人
PFANN HARRY FRED;DIXON JAMES KENNETH
分类号
C07D241/12
主分类号
C07D241/12
代理机构
代理人
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地址
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