Correction: Cu(ii)-Mediated aerobic oxidative synthesis of sulfonated chromeno[4,3-c]pyrazol-4(2H)-ones

Correction for ‘Cu( ii )-Mediated aerobic oxidative synthesis of sulfonated chromeno[4,3- c ]pyrazol-4(2 H )-ones’ by Quan Zhou et al. , Org. Biomol. Chem. , 2022, 20 , 5575–5581, https://doi.org/10.1039/D2OB00639A.