Synthesis of Toddacoumaquinone, a Coumarin-Naphthoquinone Dimer, and Its Antiviral Activities.
作者:Tsutomu ISHIKAWA、Ken-Ichiro KOTAKE、Hisashi ISHII
DOI:10.1248/cpb.43.1039
日期:——
Toddacoumaquinone (1), a coumarin-naphthoquinone dimer, was synthesized through Diels-Alder reaction between 8-(1-acetoxy-3-methyl-1, 3-butadienyl)-5, 7-dimethoxycoumarin (15) and 2-methoxy-1, 4-benzoquinone (5). The activities of 1 against several viruses were examined. A weak activity (EC50=10 μg/ml) was observed against HSV-1 and HSV-2, but no activity was seen against HIV-1.
8-(1-acetoxy-3-methyl-1, 3-butadienyl)-5, 7-dimethoxycoumarin (15) 和 2-methoxy-1, 4-benzoquinone (5) 通过 Diels-Alder 反应合成了香豆素-萘醌二聚体 Toddacoumaquinone (1)。研究了 1 对几种病毒的活性。对 HSV-1 和 HSV-2 的活性较弱(EC50=10 μg/ml),但对 HIV-1 没有活性。