Scheme 1. Schematic Overview of Stepwise Polymer Brush Formation from Gold Surfaces and Dynabeads.

Notes: (a) MBMP, EtOH, 24 h, rt; (b and d) for SBMAA-3, SBMAA-2, CBMAA-2, and PCMA-2: Cu(I)/Cu(II) (90/10), 2,2′-bipyridyl, isopropanol/water (20/80), 12 min, rt, for HPMAA: Cu(I)/Cu(II) (90/10), Me₄Cyclam, EtOH, 2.5 h, 30 °C; (c) α-bromoisobutyryl bromide, DIPEA, DCM, overnight, rt.