The dissociation enthalpy of the dimer is estimated at 65.0–66.0 kJ/mol, and the dissociation entropy at 154–157 J mol−1 K−1.
Dissociationsentalpien for dimeren er skønnet til 65,0–66,0 kJ/mol, og dissociationsentropien til 154–157 J·mol−1·K−1.