Monomethylation of aromatic rings by Friedel-Crafts reaction with chloromethyl sulfide.

~92%

~78%

~87%

~%

~76%

~88%

~34%

~45%

~85%

~%

~94%

~97%

~92%

~32%

~%

~32%

~95%

~85%

~33%

~34%