Assertion: toluene | /r/CapableOf | undergo sulfonation
Facets:
value: to give p-toluenesulfonic acid
type: PURPOSE
Source sentences:
text: It undergoes sulfonation to give p-toluenesulfonic acid, and chlorination by Cl 2 in the presence of FeCl 3 to give ortho and para isomers of chlorotoluene.