Resveratrol Functionalized Carboxymethyl-β-Cyclodextrin: Synthesis, Characterization, and Photostability

Table 2

Degradation percentages at 305 nm of resveratrol (Res), CDRes, and inclusion complex of CM-β-CD with Res after exposure to UV radiation at 365 nm.

Exposure time to λ365nm (min)	A305nm Res (%)	A305nm CDRes (%)	A305nm CD + Res (%)
0	0	0	0
30	15.04	3.13	9.38
60	16.52	3.70	9.68
120	20.94	5.98	12.61
180	28.31	9.12	17.30
240	30.38	9.97	20.23
300	31.86	11.39	23.17
360	32.15	12.54	24.05