Table 1. Physicochemical Properties and Catalytic Activity of the Prepared Catalysts.

sample	SBET m2/g	Vpore Cm3/g	Ei (mV)	no. of acid sites/g × 1019	L/B ratio	xanthene %
Fe–MIL101	924.2	0.545	140.34	9.64		81.5
Co0.25–Fe0.75–MOF	1283.3	0.834	275.12	12.05	0.70	86.8
Co0.50–Fe0.50–MOF	1104.8	0.802	310.2	13.85	1.07	90.2
Co0.75–Fe0.25–MOF	1017.6	0.681	250.76	10.84	1.20	91.5