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Table 2 Glucose and xylose yields after acidolysis of biomass in [C 4 mim]Cl using different pretreatment conditions and water addition methods a

From: Production and extraction of sugars from switchgrass hydrolyzed in ionic liquids

Run no. Pretreatment conditions H2O addition method Solid residue (wt%) Glucose yield (%) Xylose yield (%)
1 105°C 6 h Aliquot 34.9 20.7 ± 0.4 99.8 ± 2.6
2b 105°C 6 h Aliquot 34.8 24.2 ± 0.3 98.6 ± 1.8
3c 105°C 6 h Aliquot 34.8 27.4 ± 0.7 95.1 ± 2.0
4 160°C 1 h Aliquot 13.7 37.1 ± 1.2 83.4 ± 3.8
5 160°C 1.5 h Aliquot 6.7 69.4 ± 2.5 81. 9 ± 2.8
6 160°C 1.5 h Pumped @ 10 min 13.8 38.6 ± 2.7 92.6 ± 5.5
7 160°C 1.5 h Pumped @ 15 min 10.2 83.3 ± 1.9 52.1 ± 1.2
  1. a For all runs, 0.5 g biomass was mixed with 10 g [C4mim]Cl; b 7.5 mL water was added at the end of the acidolysis; c 15 mL water was added at the end of the acidolysis.