Chemical function
Name
sulfo group
Explicit name
SO2O group
Secondary name
sulfonyl-oxy group
Comments
Functional group $R-(O=S=O)-O-R$. Prefix: (-sulfonyl)oxy- or alkoxysulfonyl-
Formula
$R-(O=S=O)-O-R$
Chemical formula
RSO2OR
Structural formula
[R]S=O(=O)[O][R]
Charge
0
Unpaired electrons
0
Isotope mixture type
terrestrial abundance