Different catalysts for the conversion of HMF into FDCA.

Entry	Catalyst	Base	T (°C)/t (h)	Solvent	HMF con. (%)	FDCA yield (%)	Ref.
1	Au/TiO2	NaOH	22/22	H2O	100	79	40
2	Pt/C	NaOH	22/22	H2O	100	68	40
3	Pd/ZrO2/LaO2	NaOH	90/4	H2O	100	91	8
4	Au–Pd/AC	NaOH	60/2	H2O	100	95	48
5	Mn/Fe (3 : 1) mixed oxides	NaOH	90/24	H2O	93	32	7
6	Merrifield resin-Co-Py	—	100/24	CH3CN	96	91	50
7	NNC	K2CO3	80/48	H2O	100	80	50
8	Pt/C–O–Mg	—	11 012	H2O	100	97	52
9	Pt/CNT	—	95/12	H2O	100	98	52
10	Ru/CTF	—	140/1	H2O	99	78	51
11	Ru/MnCo2O4	—	12 010	H2O	100	99	53