Table 4. Efficiency and Enantioselectivity of 1, 5, 6b–6i, and ent-7 in ARCM of 13.

entry	catalyst	conversion (%)a	ee (%)b
1	ent-7	<2	ND
2	6b	>98	42
3	6c	35	36
4	6d	35	53
5	6e	76	46
6	6f	>98	18
7	6g	>98	42
8	6h	48	43
9	6i	72	40
10	5	>98	54
11	1	20	0

^aDetermined by ¹H NMR spectroscopy;

^bDetermined by chiral SFC analysis