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CEES oxidation with different catalyst loadings.a
| ||
|---|---|---|
| Entry | Catalyst loading (mol%) | Time (min)b |
| 1 | 3.0 | 15 |
| 2 | 1.5 | 15 |
| 3 | 0.75 | 15 |
| 4 | 0.15 | 15 |
| 5 | 0.015 | 90 |
Reaction conditions: CEES (2.0 mmol), H2O2 (2.1 mmol), 2 (x mol%), MeOH (6 mL), room temperature, 15 min.
Time to reach quantitative conversion of CEES as determined by GC using mesitylene as an internal standard. No CEESO2 sulfone was observed in any of the trials.
