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The AuCl3-catalyzed iodination of tetraphenylene (1).
 | ||||
| Entry | NIS (equiv) | T (°C) | t (h) | Yielda (%) |
| 1 | 1.0 | rt | 12 | 18 |
| 2 | 1.0 | 60 | 12 | 32 |
| 3 | 1.0 | 80 | 12 | 30 |
| 4 | 2.0 | 60 | 12 | 80 (78)b |
| 5 | 2.0 | 60 | 6 | 72 |
| 6 | 2.0 | 60 | 16 | 52 |
aThe yields were determined by 1H NMR analysis of the crude products using CH2Br2 as the internal standard. bIsolated yields based on tetraphenylene (1).
