(a latent quinone carbanion), the reactions of quinones or protected bromoquinols with mdlylnickel complexes,l0 the utilization of monoketals of quinones,ll the use of (1,4- dimethoxynaphthy1)lithium reagents,12 and the reactions of quinones with a1kylb0ranes.l~ Finally, it should be noted that the quinols, 2a-i, possess multifunctionality that is amenable to both nucleophilic and electrophilic reagents as well as cycloaddition reac- tion ~ . ~ ~ In ...