Table 1

Catalytic oxidation of cyclohexane over the catalysts

Catalysts

Conversion (mol%)

K-A oil (mol%)

Products distribution (mol%) a

A

K

CHHP

Acid

Ester


Co-SiO2

6.0

85.7

45.7

40.0

0.3

10.3

3.7

C-Co3O4

3.8

78.4

50.4

28.0

9.3

10.8

1.5

Co(OAc)2 b

3.3

78.2

43.2

35.0

4.3

15.0

2.5

Co-HMS b

4.8

76.9

39.6

37.3

0.4

15.6

7.1


Reaction was carried out with 0.12 g of catalyst and 0.12 g of TBHP in 15 g of cyclohexane at 388 K for 6 h under 1.0 MPa O2.a A, cyclohexanol; K, cyclohexanone; CHHP, cyclohexylhydroperoxide; Acid, mainly adipic acid; Ester, mainly dicyclohexyl adipate; K-A oil, A and K.b Results from Chen et al. [19] under the same reaction conditions.

Zhang et al. Nanoscale Research Letters 2011 6:586   doi:10.1186/1556-276X-6-586

Open Data