A new stereoselective approach for the synthesis of substituted 3-cyclopropylmethylene-1,3-dihydro-indol-2-one via the condensation reaction of cis-1-aryl-2-benzoyl-3,3-dicyanocyclopropanes with oxindole in water was achieved.Synthesis of 3-cyclopropylmethylene-1,3-dihydro-indol-2-one.
