Table 4.

Summary of selective oxidation of methyl phenyl sulfide to methyl phenyl sulfoxide catalyzed by Al-MOFs at 60 °C.

Entry	Catalyst	Conversion % a					% Selectivity of Sulfoxide for 7 h a
		3 h	4 h	5 h	6 h	7 h
1	DUT-4	78	86	92	92 b	98 b	97.7
2	DUT-5	83 b	92 b	93 b	94 b	95 b	95.5
3	MIL-53	75	87	87	95	99	>99
4	NH2-MIL-53	76	86	90	94	96	>99
5	MIL-100	87	94	95 b	95 b	99 b	99

^a Determined by ¹H NMR(300 MHz) (Figures S10–S14, Supplementary Materials); ^b found second oxidation product peak by ¹H NMR.