New, sterically demanding 1,3-dialkylimidazolinium salts used as N-heterocyclic carbene precursors were synthesized and characterized. These salts, combined with palladium acetate, provided active catalysts for Heck and suzuki cross-coupling of aryl chlorides and bromides under mild conditions.
C1 [Yasar, Sedat; Oezdemir, Ismail] Inonu Univ, Fac Sci & Arts, Dept Chem, TR-44280 Malatya, Turkey.
[Cetinkaya, Bekir] Ege Univ, Dept Chem, TR-35100 Bornova, Turkey.