Selectivity of Brij-35 in Micellar Liquid Chromatographic Separation of Positional Isomers

Table 3

Abraham’s LSER molecular descriptors for some of the isomers included in current study.

Analyte	A (acidity)	B (basicity)	S (dipolarity/dipolarizability)	E (excess molar refraction)
4-nitroaniline	0.46	0.35	1.93	1.22
3-nitroaniline	0.4	0.36	1.71	1.2
2-nitroaniline	0.3	0.36	1.37	1.18
o-cresol	0.52	0.30	0.86	0.84
m-cresol	0.57	0.34	0.88	0.82
p-cresol	0.57	0.31	0.87	0.82
p-nitrophenol	0.82	0.26	1.72	1.07
m-nitrophenol	0.79	0.23	1.57	1.05