toluenesulfonyl chloride
nounDefinition of toluenesulfonyl chloride
: any of three solid or liquid acid chlorides CH3C6H4SO2Cl made from the corresponding toluenesulfonic acids or from toluene and chlorosulfonic acid
especially
: the crystalline para isomer used in making chloramine-T and para-toluenesulfonyl derivatives (as of amines and sugars)