Table 2.

Enantioselective SOMO-Cycloaddition: Styrene Scope^a,^b

1	72% yield, 9:1 dr, 93% ee	2	71% yield, 7:1 dr, 91% ee
3	76% yield, 8:1 dr, 93% ee	4	73% yield, 8:1 dr, 92% ee
5	76% yield, 3:1 dr, 94% ee	6	75% yield, 10:1 dr, 89% ee
7	61% yield, 5:1 dr, 89% ee	8	81% yield, 8:1 dr, 91% ee
9c	67% yield, 3:1 dr, 92% ee	10c	50% yield, >20:1 dr, 96% ee

^aResults listed as product, yield, diastereomeric ratio (dr), enantiomeric excess (% ee).

^bDiastereomeric ratio, % ee determined as in Table 1.

^cReaction conducted at −20 °C using THF and Fe(phen)₃(PF₆)₃.