发明名称 Process for preparing 1,2,3,9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazole-1-yl)methyl]-4H-carbazol-4-one or its salt
摘要 1,2,3,9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one or its salt is prepared in high yield by reacting a compound of formula 2 with a compound of formula 3 and a compound of formula 4 in the presence of an acid, an alkylsilylhalide compound or an acylhalide compound, in an solvent, and thus, such an inventive process can be favorably applied to a large-scale mass production thereof.
申请公布号 US7521565(B2) 申请公布日期 2009.04.21
申请号 US20040574795 申请日期 2004.10.15
申请人 YUHAN CORPORATION 发明人 LEE TAI AU;PARK SANG SUN;LEE DOO BYUNG;KIM SANG JUNG
分类号 C07D403/06 主分类号 C07D403/06
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