Table 1. Enzymatic oxidation of (R)-limonene (1.0 mmol∙L-1) using HRP with direct additon of hydrogen peroxide.


(R)-limonene
initial
concentration

H2O2

Stoichiometric
ratio
Limonene/H2O2

(R)-limonene
residual
concentration

Conversion

Observed
products/Proportion

mmolL-1

mmol•L-1

mmol•L-1

mmol•L-1

%

 

0.5

1

1:2

0.36

28.00

(S)-Carveol + (S)-Carvone (1:1)

1

1

1:1

0.61

38.75

(S)-Carveol

0.5

0.5

1:1

0.45

10.00

(S)-Carveol

5

1

5:1

4.22

15.60

(S)-Carveol

1

2

1:2

0.35

65.00

(S)-Carveol + (S)-Carvone (3:1)

5

5

1:1

2.32

53.60

(S)-Carveol + (S)-Carvone (2:1)

1

5

1:5

0.31

69.00

(S)-Carveol + (S)-Carvone (1:3)

0.5

5

1:10

0.15

70.00

(S)-Carveol + (S)-Carvone (1:4)


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