Table 10. Catalytic Activities of Complexes with H2O2 (Catalyst:H2O2 = 1:100).
substrate (mmol) | product | complex 1a |
complex 2a |
complex 3a |
complex 4a |
||||
---|---|---|---|---|---|---|---|---|---|
TONa | efficiencyb | TON | efficiency | TON | efficiency | TON | efficiency | ||
thioanisole (0.25) | thioanisole oxide | 1.8 | 1.8 | 2.5 | 2.5 | 27.8 | 27.8 | 27 | 27 |
9,10-DHA (0.05) | anthracene | 15.9 | 15.9 | 23.2 | 23.2 | 28.2 | 28.2 | 26.7 | 26.7 |
1,4-CHD | benzene | 16.5 | 16.5 | 22.4 | 22.4 | 54.4 | 54.4 | 49.5 | 49.5 |
triphenylmethane (0.25) | triphenylmethanol | 22.8 | 30.8 | 30.8 | 8 | 8 | 10 | 10 | |
cumene (0.25) | 2-phenyl-2-propanol | 6.9 | 7.49 | 12.6 | 14.2 | ||||
acetophenone | 0.59 | 1.6 | |||||||
ethylbenzene (0.25) | 1-phenylethanol | 5.3 | 12.33 | 7 | 16.02 | 5.42 | 13.24 | 4.4 | 12.8 |
1-acetophenone | 7.03 | 9.02 | 7.82 | 8.4 | |||||
toluene (0.25) | benzaldehyde | 4 | 4 | 6.1 | 6.1 | 4.5 | 4.5 | 3.5 | 3.5 |
cyclohexane (0.5) | cyclohexanol | 4.38 | 8.98 | 6.2 | 13.4 | 5.86 | 12.33 | 5.6 | 11.87 |
cyclohexanone | 4.6 | 7.2 | 6.47 | 6.27 |
Turnover number (TON) = mol of product/mol of catalyst.
Efficiency (%) = moles of total products/mol of oxidant ×100.