Synthesis and in vitro cytotoxicity of 1,2,3,4-tetrahydroisoquinoline derivatives
作者:Toshiaki Saitoh、Kenji Abe、Masami Ishikawa、Masanao Nakatani、Seiichiro Shimazu、Noriyuki Satoh、Fumio Yoneda、Kyoji Taguchi、Yoshie Horiguchi
DOI:10.1016/j.ejmech.2005.11.003
日期:2006.2
Several 1-alkyl-1,2,3,4-tetrahydroisoquinoline (TIQ) derivatives, which may play a role in Parkinson's disease, have been synthesized via Pummerer-type cyclization of the sulfonium ion formed in situ from N-formyl sulfoxide. Using an in vitro trypan blue exclusion assay, high concentrations of TIQ derivatives possessing bulky alkyl group substituents such as 1-cyclobutyl-, 1-cyclohexyl-, 1-phenyl-
几种可能在帕金森氏病中起作用的1-烷基-1,2,3,4-四氢异喹啉(TIQ)衍生物是通过Pummerer型环化由N-甲酰基亚砜就地形成的sulf离子合成的。使用体外锥虫蓝排斥试验,发现高浓度的TIQ衍生物在C-1位具有显着的烷基取代基,例如1-环丁基-,1-环己基-,1-苯基-或1-苄基-影响PC12细胞的生存能力。此外,中度或强烈诱导凋亡的TIQ衍生物(例如分别为1-苯基-TIQ和1-环己基-TIQ)与使用锥虫蓝排除试验获得的结果相平行。这些结果表明,官能团的大小和给电子性质可能会影响TIQ衍生物的细胞毒性。