Exploring the performance of magnetic methacrylic acid-functionalized β-cyclodextrin adsorbent toward selected phenolic compounds

Journal of Analytical Science and Technology

Table 3 Thermodynamic parameters of studied phenolic compounds onto Fe₃O₄@MAA-βCD

Analytes	T (K)	Gibbs energy, ΔG° kJ mol⁻¹	Enthalpy, ΔH° J mol⁻¹	Entropy, ΔS° kJ mol⁻¹
2,4-DNP	298	− 19.11	− 24.00	− 74.11
	308	− 12.87
	318	− 22.20
	328	19.59
2,4-DCP	298	− 51.12	− 25.69	− 83.41
	308	− 36.86
	318	50.62
	328	20.37
BPA	298	17.49	− 15.44	− 55.46
	308	62.86
	318	22.02
	328	31.47