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. 2016 Oct 20;21(10):1400. doi: 10.3390/molecules21101400

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© 2016 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

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Scheme 1 — Synthetic routes of donor-acceptor dendrimers and crystal structure of CAB- and PBD-functionalized CP 2 (bottom right). Reagents and Conditions: (a) I₂, DMSO, 155 °C, 24 h, 89%; (b) 1,3-diphenylacetone, KOH, EtOH, 80 °C, 1 h, 76%; (c) Pd(PPh₃)₄, K₂CO₃, tetrabutylammonium bromide, toluene, H₂O, 48 h, 80 °C, 100%; (d) Pd₂(dba)₃, t-BuONa, (t-Bu)₃P, toluene, 24 h, 110 °C, 78% for 2, 75 °C, 39% for 3; (e) O-xylene, 130 °C, 24 h, 50% for D1, 45% for D2.