Synthesis of 2-(4-quinazolinyl)ethyl sulfides<i>via</i>addition of thiols to 4-vinylquinazolines
作者:Jack G. Samaritoni、George E. Babbitt
DOI:10.1002/jhet.5570340429
日期:1997.7
to the 3,4-imine bond to give the 4-alkenyldihydroquinazolines 4 which are conveniently aromatized with potassium ferri-cyanide to the 4-alkenylquinazolines 5. Quinazolines 5 undergo addition with thiols under neutral conditions to afford the quinazolinylethyl sulfides 2 in moderate yields.