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Table 2 Summary of conditions used for the pretreatment of different (lingo)cellulose substrates

From: Coupled enzymatic hydrolysis and ethanol fermentation: ionic liquid pretreatment for enhanced yields

Solvent Temperature and time
120 °C (90 min) 160 °C (90 min) 180 °C (60 min) 205 °C (10 min)
DBU–MEA–SO2
DBU–MEA–CO2
[Amim][HCO2]
[AMMorp][OAc]
H2SO4
SFa 2.5 3.7 4.1 4.1
  1. aSeverity factor (SF): SF = log (t·exp((T − T ref)/14.75); t treatment time in minutes; T treatment temperature; T ref reference temperature, i.e., 100 °C; 14.75 is an empirically determined constant