Advances in Chemistry / 2014 / Article / Tab 3

Research Article

Cobalt(II) and Manganese(II) Complexes of Novel Schiff Bases, Synthesis, Charcterization, and Thermal, Antimicrobial, Electronic, and Catalytic Features

Table 3

Oxidation of styrene and cyclohexene.

EntryCatalystStyrene conversion (%)Selectivity (%)
StyreneoxideBenzaldehydeOthers

1Blank11.54.510.085.5
2[CoL1(H2O)2]2AcO76.721.844.533.7
3[CoL2(H2O)2]2AcO81.317.456.126.5
4[MnL1(H2O)2]2AcO85.328.238.932.9
5[MnL2(H2O)2]2AcO77.831.840.527.7

EntryCatalystCyclohexene conversion (%)Selectivity (%)
Cyclohexeneoxide2-Cyclohexen-1-oneOthers

1Blank17.7714.378.7
2[CoL1(H2O)2]2AcO6514.261.224.6
3[CoL2(H2O)2]2AcO69.718.758.323
4[MnL1(H2O)2]2AcO71.29.352.438.3
5[MnL2(H2O)2]2AcO80.911.26424.8

Reaction conditions: alkene (10 mmol), H2O2 (20 mmol), catalyst (1 mmol), CH3CN (20 mL), and nitrogen atmosphere at 90°C.