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Table 1 Pretreatment conditions and composition for each lignocellulosic biomass sample

From: Conversion of organosolv pretreated hardwood biomass into 5-hydroxymethylfurfural (HMF) by combining enzymatic hydrolysis and isomerization with homogeneous catalysis

Biomass No Pressure (bar) Temperature (°C) Reaction time (min)
ACΟ/H2O
 1a 16 160 60
 2a 16 160 120
 3b 8 160 120
 4a 16 175 30
 5a 16 175 60
 6a 16 175 120
 7b 8 175 120
 8 16 175 120
EtOH/H2O
 9a 16 160 60
 10a 16 160 120
 11b 8 160 120
 12a 16 175 60
 13a 16 175 120
 14 8 175 120
THF/H2O
 15a 16 160 60
 16a 16 160 120
 17 8 160 120
 18a 16 175 60
 19a 16 175 120
 20 8 175 120
  1. The solvent ratio to water in each pretreatment experiment was 1:1
  2. aKalogiannis et al. [19]
  3. bKarnaouri et al. [20]