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Bioresources and Bioprocessing

Table 4 The content of sugar degradation products in oilseed cake hydrolysates

From: Chemical composition and bioactivity of oilseed cake extracts obtained by subcritical and modified subcritical water

Sample

Treatment

5-HMF (mg/l)

Furfural (mg/l)

5-MF (mg/l)

Pumpkin

N2

 < 1

 < 1

 < 1

N2, 0.05 M HCl

67.44 ± 1.72

37.94 ± 0.21

11.10 ± 0.02

CO2

 < 1

 < 1

 < 1

Flax

N2

 < 1

1.45 ± 0.02

 < 1

N2, 0.05 M HCl

112.44 ± 10.11

137.90 ± 1.41

13.84 ± 0.48

CO2

3.33 ± 0.07

13.60 ± 0.17

11.17 ± 0.20

Hemp

N2

 < 1

 < 1

 < 1

N2, 0.05 M HCl

74.03 ± 13.62

79.09 ± 5.88

12.31 ± 0.24

CO2

 < 1

 < 1

 < 1

  1. Data represent the means of replicates (n = 3) ± SD
  2. 5-HMF 5-hydroxymethylfurfural; 5-MF methyl-furfural
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