Cobalt-Catalyzed α-Arylation of Substituted α-Halogeno β-Lactams
摘要:
The treatment of 3-bromo beta-lactams by an aryl Grignard, in the presence of CoCl2 (2 mol %) and TMEDA (2 mol %) in THF, produces 3-aryl beta-lactams in good yields and excellent diastereoselectivity.