BF3·Et2O-mediated Friedel-Crafts C-H bond polymerization to synthesize π-conjugation-interrupted polymer semiconductors

Zheng Dong Liu, Yong Zheng Chang, Chang Jin Ou, Jin Yi Lin, Ling Hai Xie, Cheng Rong Yin, Ming Deng Yi, Yan Qian, Nai En Shi, Wei Huang

Research output: Contribution to journalArticlepeer-review

29 Scopus citations

Abstract

C-H bond functionalization offers a chance to develop a new concept of polymerization. In this article, a family of diarylfluorene-based π-conjugation-interrupted polymers (CIPs) with nonlinear or hyperbranched frameworks have been explored by BF3·Et2O-mediated Friedel-Crafts polymerization of AB, AB2 and AB4-type tertiary alcohol monomers at room temperature. Their chemical structures and optoelectronic properties have been characterized and the existence of strong intermolecular π-stacked aggregates have been observed. CIP semiconductors afford a new platform to explore novel functionality of organic devices in organic electronics or spinelectronics.

Original languageEnglish
Pages (from-to)2179-2182
Number of pages4
JournalPolymer Chemistry
Volume2
Issue number10
DOIs
StatePublished - Oct 2011
Externally publishedYes

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