作者:Yinsheng Zhang、Peter W.K. Woo、Jon Hartman、Norman Colbry、Yun Huang、Che C. Huang
DOI:10.1016/j.tetlet.2005.01.128
日期:2005.3
For the purpose of drug interaction studies, the stable-isotope labeled [13C3]midazolam and its metabolite, 1′-hydroxy-[13C3]midazolam were synthesized in four and five steps in overall yields of 25.5% and 14.2%, from 7-chloro-5-(2-fluorophenyl)-2-(N-nitrosomethylamino)-3H-1,4-benzodiazepine, respectively, by a convergent synthesis, in which a key imidazoline ring formation was achieved by the facile
出于药物相互作用研究的目的,分四个步骤和五个步骤合成了稳定同位素标记的[ 13 C 3 ]咪达唑仑及其代谢产物1'-羟基-[ 13 C 3 ]咪达唑仑,总收率分别为25.5%和14.2%分别由7-氯-5-(2-氟苯基)-2-(N-亚硝基甲基氨基)-3 H -1,4-苯并二氮杂from通过收敛合成合成,其中通过该方法容易地形成关键的咪唑啉环[ 13 C] 2-氨基甲基-7-氯-2,3-二氢-5-(2-氟苯基)-1 H的反应-1,4-苯并二氮杂卓与不同的亚氨酸乙酯盐酸盐。C-3和C-4标记在中间二胺因此在最终产品中,以及一个Δ形成的加扰,和4,5-异构体的1'-羟基- [ 13 C ^ 3 ]咪达唑仑,观察和解释。