发明名称 IMPROVED PROCESS FOR THE PREPARATION OF SUBSTITUTED QUINOXALINES
摘要 The present invention is directed to an improved process for the preparation of substituted quinoxalines by cyclization of the corresponding dianiline in the presence of ion exchange resin.
申请公布号 WO2011080758(A2) 申请公布日期 2011.07.07
申请号 WO2010IN00857 申请日期 2010.12.28
申请人 ALKEM LABORATORIES LTD.;MAHENDRANATH RAO NARASIMHA RAO;ATTIMOGAE, SHIVAMURTHY, HARISHA;SHRIDHARA, KANAKAMAJALU;KOTHAPALLI SUNDARRAJA, RAO;KUPPUSWAMY, NAGARAJAN 发明人 MAHENDRANATH RAO NARASIMHA RAO;ATTIMOGAE, SHIVAMURTHY, HARISHA;SHRIDHARA, KANAKAMAJALU;KOTHAPALLI SUNDARRAJA, RAO;KUPPUSWAMY, NAGARAJAN
分类号 C07D471/08 主分类号 C07D471/08
代理机构 代理人
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