in methanol; ethanol 48 h; Heatingother 3-heterosubstituted 4-bromo-2-sulfolenes, other nucleophiles, var. concs.; Product distribution;

Yield given. Multistep reaction;

dihydrogen peroxide 1.) MeOH, EtOH, reflux, 16 h, 2.) acetic acid, 60 deg C, 16 h; Multistep reaction. Title compound not separated from byproducts;