Proynylthio) 1H benzimidazole was synthesised by condensation of 2 thiobenzimidazole with propargyl chloride in base. The reaction was mild and the yield was 60%.

• 以2-巯基苯并咪唑和炔丙基氯为原料在碱性条件下缩合生成苯并咪唑炔丙基硫醚。反应条件温和，产率60%25。