Table 3.

The Apelblat parameters (A, B and C), R² and RMSD (%) for PPD in different neat solvents (S).

S	A	B	C	R 2	RMSD (%)	Overall RMSD (%)
Water	−203.37	8364.17	30.54	0.9994	0.91
Methanol	−521.60	20,859.30	78.22	0.9997	0.74
Ethanol	−160.38	4887.72	24.33	0.9992	0.57
EG	−411.70	15,922.29	62.00	0.9998	0.76
IPA	−494.39	20,155.48	74.06	0.9995	0.87	0.62
PG	−382.75	15,208.33	57.39	0.9986	0.95
1-Butanol	−131.04	3505.05	20.15	0.9993	0.62
2-Butanol	−269.06	9860.43	40.65	0.9995	0.42
EA	−320.51	12,771.75	48.18	0.9995	0.63
Transcutol	−203.37	8364.17	30.54	0.9994	0.27
PEG-400	−49.63	1173.90	7.81	0.9980	0.56
DMSO	−25.60	488.77	4.04	0.9992	0.16