1b, 1c, 1d using BF3.OEt2 as catalyst and p‐chloranil as oxidizing agent. Some of the new compounds were evaluated in the US National Cancer Institute (NCI), where compound 5a presented remarkable activity against 46 cancer cell lines, with the most important GI50 values ranging from 0.72 to 18.4 μM from in vitro assays.
5,6,7,8,9,10-六氢-2-甲基
硫代
嘧啶并[4,5- b ]
喹啉4a,4b,4c,4d,5a,5b,5c,5d及其氧化形式6a,6b,6c,6d,7a,7b,7c,7d是通过6-
氨基-2-(甲
硫基)
嘧啶-4(3 H)-one 2或6-
氨基-3-甲基-2-(甲
硫基)
嘧啶的反应获得的‐4(3 H)‐1 3和α,β-不饱和酮1a,1b,1c,1d,使用BF 3 .OEt 2作为催化剂,
对氯苯胺作为氧化剂。一些新化合物在美国国家癌症研究所(NCI)中进行了评估,其中化合物5a对46种癌
细胞系表现出显着活性,最重要的GI 50值在体外试验中为0.72至18.4μM 。