Table 5.

Thermodynamic quantities (Δ_solH⁰, Δ_solG⁰ and Δ_solS⁰) and R² values for the PPD dissolution in various neat solvents (S)^b.

S	ΔsolH0/kJ·mol−1	ΔsolG0/kJ·mol−1	ΔsolS0/J·mol−1·K−1	R 2
Water	30.54	29.92	2.00	0.9971
Methanol	27.51	14.39	42.59	0.9962
Ethanol	21.84	12.99	28.70	0.9986
EG	26.88	12.06	48.08	0.9975
IPA	22.68	11.61	35.93	0.9949
PG	20.99	11.46	30.92	0.9954
1-Butanol	22.60	10.60	38.97	0.9990
2-Butanol	22.42	10.53	38.59	0.9980
EA	17.59	7.46	32.89	0.9962
Transcutol	8.93	3.01	19.20	0.9942
PEG-400	10.31	2.59	25.04	0.9978
DMSO	6.32	2.11	13.64	0.9992

^b The relative uncertainties are u(Δ_solH⁰) = 0.38 kJ·mol⁻¹, u(Δ_solG⁰) = 0.68 kJ·mol⁻¹ and u(Δ_solS⁰) = 0.43 J·mol⁻¹·K⁻¹.