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| ||
|---|---|---|
| Entry | Additive | Yieldb [%] |
| 1c | 3DPA2FBN (5 mol%) | 41 |
| 2c | (iPr)3SiSH (10 mol%) | 50 |
| 3c | 3DPA2FBN (3 mol%) | 60 |
| (iPr)3SiSH (10 mol%) | ||
| 4 |
|
39 |
| 5 |
|
11 |
| 6 | 1-Heptanol (1 eq.) | 21 |
The reaction was performed using 1 eq. (0.2 mmol) 1a and 10 eq. 2a in 2 mL degassed solvent.
Yields were determined with GC-FID analysis using n-decane as an internal standard.
Additional catalyst was added after 14 h.
