Table 2. Substrate scope a .
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aEnone (0.20 mmol), NiBr2·glyme (5 mol%), BiOx (15 mol%), Ir[dF(CF3)ppy]2(dtbbpy)PF6 (1 mol%), and donor (4.0 mL) irradiated with a 34 W blue LED. All yields refer to isolated yields. d.r. = 3 : 2.
bMeCN (0.5 mL) was used as a co-solvent.
c2.0 mL of donor was used.
dd.r. = 1 : 1.
ed.r. = 2 : 1.