A pyrrole and two pyrroloindoles that are substituted with ap-toluenesulfonyl group undergo an ipso acylation-detosylation reaction with acid chlorides and aluminum chloride to afford the corresponding acyl-substituted pyrroles and pyrroloindoles. Key words: pyrrole, pyrroloindole, ipso acylation, detosylation, Friedel-Crafts reaction.
![1-[1-(benzenesulfonyl)-3-ethylpyrrol-2-yl]ethanone结构式](https://image.chemsrc.com/caspic/188/97188-34-6.png)
