发明名称 Process for preparing substituted coumarins
摘要 <p>The present invention relates to a process for preparing substituted coumarins wherein a phenol is reacted with a keto ester in the presence of a catalyst comprising a polyaniline salt.</p>
申请公布号 EP1462448(A1) 申请公布日期 2004.09.29
申请号 EP20030251928 申请日期 2003.03.27
申请人 COUNCIL OF SCIENTIFIC ANDINDUSTRIAL RESEARCH 发明人 SRINIVASAN, PALANIAPPAN;RAO, VAIDYA JAYATHIRTHA;CHANDRASEKARAN, SARAVANAN;RAMPALLY, CHANDRASHEKAR
分类号 C07D311/16;C07D311/18;(IPC1-7):C07D311/12;C07D311/14 主分类号 C07D311/16
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