نتایج جستجو برای: quinoxaline derivatives

تعداد نتایج: 105987  

Journal: :The Biochemical journal 1956
J FRANCIS J K LANDQUIST A A LEVI J A SILK J M THORP

The antibacterial activity of certain quinoxaline 1:4-dioxides has been described by McIlwain (1943), Wiedling (1945), Frisk (1946), and Iland (1948), and previous papers from this Laboratory described their action on Entamoeba hi8tolytica (Jones, Landquist & Stewart, 1953), and on viruses of the lymphogranuloma-psittacosis group (Hurst et al. 1953). We have found that quinoxaline 1:4dioxides s...

2011
Yaşar Dürüst Akın Sağırlı Frank R. Fronczek

In the title mol-ecule, C(24)H(18)N(2)O(3)S, the 13-atom ring system comprising the quinoxaline and fused five-membered ring exhibits an r.m.s. deviation from coplanarity of 0.039 Å, with a maximum deviation of 0.0710 (10) Å for the PhCO-bearing C atom of the five-membered ring. The 10-membered C(8)N(2) quinoxaline ring system has an r.m.s. deviation from coplanarity of 0.022 Å, with a maximum ...

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