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公开(公告)号:US2543972A
公开(公告)日:1951-03-06
申请号:US78552647
申请日:1947-11-12
Applicant: AMERICAN CYANAMID CO
Inventor: EVERETT HULTQUIST MARTIN , LEON HOWARD KENNETH
IPC: C07D213/74 , C07D239/42 , C07D241/20 , C07D277/42
CPC classification number: C07D239/42 , C07D213/74 , C07D241/20 , C07D277/42
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公开(公告)号:US2562036A
公开(公告)日:1951-07-24
申请号:US5457348
申请日:1948-10-14
Applicant: AMERICAN CYANAMID CO
Inventor: EVERETT HULTQUIST MARTIN , LEON HOWARD KENNETH
IPC: C07D213/74 , C07D239/42 , C07D241/20 , C07D277/42
CPC classification number: C07D239/42 , C07D213/74 , C07D241/20 , C07D277/42
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3.
公开(公告)号:US2606906A
公开(公告)日:1952-08-12
申请号:US5457448
申请日:1948-10-14
Applicant: AMERICAN CYANAMID CO
Inventor: EVERETT HULTQUIST MARTIN , LEON HOWARD KENNETH
IPC: C07D213/74 , C07D239/42 , C07D241/20 , C07D277/42
CPC classification number: C07D239/42 , C07D213/74 , C07D241/20 , C07D277/42
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公开(公告)号:US2459367A
公开(公告)日:1949-01-18
申请号:US78552747
申请日:1947-11-12
Applicant: AMERICAN CYANAMID CO
Inventor: JOSEPH DENTON JOHN , LEON HOWARD KENNETH
IPC: C07D213/74 , C07D239/42 , C07D241/20 , C07D401/12
CPC classification number: C07D239/42 , C07D213/74 , C07D241/20 , C07D401/12
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