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发明名称
Chromoncarbonsaeurederivate und Verfahren zu ihrer Herstellung
摘要
申请公布号
DE2132260(A1)
申请公布日期
1972.02.03
申请号
DE19712132260
申请日期
1971.06.29
申请人
TAKEDA CHEMICAL INDUSTRIES,LTD.
发明人
NOHARA,AKIRA;UMETANI,TOMONOBU;MIYATA,YOSHIBUMI;SANNO,YASUSHI
分类号
C07D311/22;C07D311/24
主分类号
C07D311/22
代理机构
代理人
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