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Synthesis of 13 and 14a–e.
| Product | mg 9 | mg 1 (equiv) | mg 10 (equiv) | Yield, mg (%) | MALDI-TOF |
|---|---|---|---|---|---|
| 13 | 10 | 0 | 39 (16) | 4.5 (15) | Figure S1 |
| 14a | 56 | 15 (0.34) | 97 (45)a | 13 (26) | Figure S2 |
| 14b | 56 | 15 (0.34) | 63 (16) | 3.0 (5) | Figure S3 |
| 14c | 18 | 29 (2) | 44 (10) | 44 (61) | Figure S4 |
| 14d | 7.0 | 17 (3) | 17 (10) | 14 (42) | Figure S5 |
| 14e | 8.0 | 31 (5) | 20 (10) | 22 (49) | Figure S6 |
1-Azidohexane used in place of 10.
