Abstract
Some new sulfonamide derivatives were synthesized in aqueous solutions via anodic oxidation of 2,5-diethoxy-4-morpholinoaniline in the presence of arylsulfinic acids using a commercial carbon anode. In addition, the formation mechanism of the products was discussed. The obtained data show that the electrogenerated quinone diimine undergoes a Michael-type addition reaction with arylsulfinic acids to yield the respective sulfonamide derivatives. In this work, two different types of products (mono- and disulfone derivatives) in the same precursor could be isolated just by controlling the exerted potentials.
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