Research Article
Reaction Behavior of Cellulose in the Homogeneous Esterification of Bagasse Modified with Phthalic Anhydride in Ionic Liquid 1-Allyl-3-methylimidazium Chloride
Figure 3
The 1H ((a), (b), and (c)) and 13C ((d), (e), and (f)) NMR spectra of unmodified cellulose (C0), phthalated cellulose (C5), and phthalated bagasse (S5).
| (a) |
| (b) |
| (c) |
| (d) |
| (e) |
| (f) |