UNUSUAL FRIEDEL-CRAFTS REACTION OF 2,5-DICHLORO-3-CHLOROMETHYLTHIOPHENE WITH BENZENE AND SOME ALKYLBENZENES
The reaction of 2,5-dichloro-3-chloromethylthiophene with benzene and some alkylbenzenes in the presence of aluminum chloride yielded the unusual 4-aryl-3-arylmethyl-2-chlorothiophenes as the major products.