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经营范围
发明名称
UN PROCEDIMIENTO PARA PRODUCIR NUEVOS ACIDOS 1,4-BENZOPIRONA-6-CARBOXILICOS.
摘要
申请公布号
ES438240(A1)
申请公布日期
1977.05.16
申请号
ES19400004382
申请日期
1975.06.04
申请人
SYNTEX (U.S.A.) INC.
发明人
分类号
C07C65/40;C07D311/30;(IPC1-7):07D/;61K/
主分类号
C07C65/40
代理机构
代理人
主权项
地址
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