Thermodynamic Study of Racemic Ibuprofen Separation by Liquid Chromatography Using Cellulose-Based Stationary Phase

Table 3

Thermodynamic parameters of racemic ibuprofen adsorbed on cellulose tris(3,5-dimethylphenylcarbamate).

Compound	(kJ/mol)	(kJ/K⋅mol)
R-(−)-ibuprofen	7.21	42.88	0.975
S-(+)-ibuprofen	8.76	49.40	0.972