5-hydroxymethylfurfural + O2 = 2,5-diformylfuran + H2O2
5-hydroxymethylfurfural + o2 = 2,5-diformylfuran + h2o2
5-hydroxymethylfurfural + O2 = 2,5-diformylfuran + H2O2
5-hydroxymethylfurfural + o2 = 2,5-diformylfuran + h2o2