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. 2023 Feb 22;15(5):1088. doi: 10.3390/polym15051088

Figure 1.

Figure 1

(a) Three kinds of BOC-glycine. Three kinds of BOC-glycine 2,5-furandimethyl ester using different dosages of DCC (b) before and (c) after BOC removal: (1) 0.625 mol/L. (2) 1.25 mol/L. (3) 1.875 mol/L.