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. Author manuscript; available in PMC: 2022 Jul 23.
Published in final edited form as: ACS Appl Nano Mater. 2021 Jul 12;4(7):7343–7357. doi: 10.1021/acsanm.1c01320

Scheme 2. Synthesis of G7-DPPEb.

Scheme 2.

b(a) Acetic anhydride, FeCl3, RT, 70 °C, 4 h (33%); (b) acetic acid/HBr, 0 °C, RT, 2 h; (c) KSAc, acetone, RT, 5 h (66% from 7); (d) NaOMe, MeOH, RT, 3 h (94%); (e) 16, DMF, 2 h, 58%; (f) Pd/C, H2, MeOH/H2O, RT, 2 h (quantitative yield); and (g) 17, EDAC, DMF, 8 h (46%).