A significant negative effect of indole on the HDS of DBT was observed.The inhibitory effect of indole on the hydrogenation route (HYD) was stronger than on the direct desulfurization route (DDS).

• 结果表明，吲哚对DBT的加氢脱硫反应具有抑制作用，其中对加氢路径（HYD）比对氢解路径（DDS）的抑制作用强，温度升高后，吲哚的抑制作用减弱。