Table 2.

Scope of Indoles 8^a

Entry	Substrate	Product	Yield (%)b
1	8a	9a	73
2	8b	9b	75
3	8c	9c	77
4	8d, R = OMe	9d	95
5	8e, R = Me	9e	68
6	8f, R = Cl	9f	63
7	8g, R = F	9g	70
8	8h, R = Me	9h	70
9	8i, R = F	9i	70
10	8j, R = Me	9j	67
11	8k, R = Cl	9k	65
12	8l, R = F	9l	81
13	8m	9m	71
14	8n	10	78
15	8o	no reaction
16	8p	no reaction
17	8q	no reaction

^aConditions: 7 (1 equiv), indole 8 (2 equiv), Cu(CH₃CN)₄PF₆ (10 mol %), 60 °C, ClCH₂CH₂Cl.

^bIsolated yield.