Catalytic Cascade Dehydration-Etherification of Fructose into 5-Ethoxymethylfurfural with SO₃H-Functionalized Polymers

Table 1

Acid properties of the different carboxylic acids modified Zr-Mo oxides catalysts^a.

Sample	NH3 desorption peaks (area %)			Total NH3 adsorption (mol/g)
	<150°C	150–300°C	300–500°C
DVB-[C3vim][CO2CF3]	5.3	0	94.7	0.019
DVB-[C3vim][Cl]	6.9	0	93.1	0.021
DVB-[C3vim][HSO4]	0	38.9	61.1	0.033
poly(VMPS)-Cl	0	0	100	0.024
poly(VMPS)-PW	0	0	100	0.010

aDetermined by adsorption and TPD of NH₃.