We present a convenient synthesis of a chemical library of lactam-fused β-carbolines via a Ugi four-center three-component reaction employing [1-formyl-3-(methoxycarbonyl)-9H-pyrido[3,4-b]indol-9-yl]acetic acid or (1-formyl-9H-pyrido[3,4-b]indol-9-yl)acetic acid, amines and isonitriles.
我们利用乌吉四中心三组分反应,通过[1-甲酰基-3-(甲氧羰基)-9H-
吡啶并[3,4-b]
吲哚-9-基]
乙酸或(1-甲酰基-9H-
吡啶并[3,4-b]
吲哚-9-基)
乙酸、胺和异腈,对内酰胺-β-咔啉的
化学库进行了便捷的综合。