Anthocyanin Incorporated Dental Copolymer: Bacterial Growth Inhibition, Mechanical Properties, and Compound Release Rates and Stability by ¹H NMR

Table 2

¹H NMR spectroscopic data of the anthocyanin and chlorhexidine diacetate released from a dental copolymer.

Position	δ(^1H)	Molecular structure
Anthocyanin
H-4; H-6; H-8; H-2′, H-6′; H3′, H5′	9.10; 6.71; 6.92; 8.63; 7.14
Chlorhexidine
H-1; H-2; H-3; H-4; H-5	7.31; 7.14; 3.08; 1.43; 1.24