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Selective palladium-catalyzed arylation(s) of benzaldehyde derivatives by N-heterocarbene ligands

2005; Elsevier BV; Volume: 46; Issue: 13 Linguagem: Inglês

10.1016/j.tetlet.2005.02.023

1873-3581

Nevın Gürbüz, İsmaıl Özdemır, Bekır Çetınkaya,

Cyclopropane Reaction Mechanisms

The 2- or 2,6-position(s) of aromatic aldehydes were directly and selectively arylated with aryl chlorides or bromides in the presence of a catalytic system prepared in situ from Pd(OAc)2, imidazolinium chlorides (1–5) and Cs2CO3.