Table 1. Experimental conditions and macromolecular properties of Gem-based P(OEGMA-co-MPDL) and P(MMA-co-MPDL) polymer prodrugs.
Prodrug | Alkoxyamine | Methacrylic ester | f MPDL,0 | Conv. a (%)/temps (h) | M n b (g mol–1) | Total DPn | Đ b | F MPDL c |
P1 | Gem-AMA-SG1 | OEGMA | 0.2 | 40/8 | 15 500 | 51 | 1.54 | 0.06 |
P2 | Gem-AMA-SG1 | OEGMA | 0.4 | 28/8 | 10 200 | 34 | 1.39 | 0.12 |
P3 | Gem-AMA-SG1 | OEGMA | 0.7 | 18/8 | 10 000 | 35 | 1.37 | 0.25 |
P1d | Gem-digly-AMA-SG1 | OEGMA | 0.2 | 61/8 | 11 500 | 36 | 1.24 | 0.07 |
P2d | Gem-digly-AMA-SG1 | OEGMA | 0.4 | 36/8 | 13 200 | 43 | 1.24 | 0.11 |
P3d | Gem-digly-AMA-SG1 | OEGMA | 0.7 | 22/8 | 11 200 | 38 | 1.13 | 0.22 |
P4 | Gem-AMA-SG1 | MMA | 0.2 | 35/5 | 13 200 | 119 | 1.27 | 0.10 |
P5 | Gem-AMA-SG1 | MMA | 0.4 | 34/5 | 9900 | 83 | 1.28 | 0.19 |
P6 | Gem-AMA-SG1 | MMA | 0.7 | 23/5 | 10 300 | 82 | 1.21 | 0.29 |
P4d | Gem-digly-AMA-SG1 | MMA | 0.2 | 56/8 | 15 400 | 138 | 1.34 | 0.07 |
P5d | Gem-digly-AMA-SG1 | MMA | 0.4 | 55/8 | 12 400 | 106 | 1.29 | 0.12 |
P6d | Gem-digly-AMA-SG1 | MMA | 0.7 | 33/8 | 10 900 | 84 | 1.20 | 0.29 |
aMethacrylic ester conversion determined by 1H NMR.
bDetermined by SEC after precipitation.
cDetermined by 1H NMR.