Table 2.
Effect of ionic liquid concentration on reaction time and yield of 5b.
| [Et3NH][HSO4] mol % | Time (min) | Yield (%) |
|---|---|---|
| - | 60 | 00 |
| 5 | 50 | 50 |
| 10 | 45 | 65 |
| 15 | 15 | 70 |
| 20 | 15 | 94 |
| 25 | 15 | 85 |
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