Fig. 2. Synthesis of (a) Gem-P(OEGMA-co-MPDL) P1–P3 and Gem-P(MMA-co-MPDL) P4–P6 by NMrROP in toluene at 90 °C, (b) Gem-digly-AMA-SG1 by PyBOP-assisted coupling between TBDMS-Gem and digly-AMA-SG1 and (c) Gem-digly-P(OEGMA-co-MPDL) P1d–P3d and Gem-digly-P(MMA-co-MPDL) P4d–P6d by NMrROP in toluene at 90 °C followed by TBDMS group removal.
