| 编号 | 溶剂体积 | 超声反应时间 | 产率 |
| 5 | 15 ml | 10 min | 87.8% |
| 6 | 15 ml | 15 min | 91.6% |
| 7 | 15 ml | 20 min | 92.8% |
| 8 | 15 ml | 25 min | 97.1% |
| 9 | 15 ml | 30 min | 92.2% |