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Synthesis of Novel Monomer with Quinoxaline Derivatives
Abstract:
Novel rigid dendrimer containing cross-conjugated units are synthesized from the coupling of 2-thiophene-based dendron with 5,8-dibromo-2,3-dithienylquinoxaline. The new monomer 2,3,5,8-tetrathienylquinoxaline has been successfully synthesized with moderate yield over five steps. The structure of the monomer was determined by H-NMR and C-NMR technologies. And the optical characterization of the monomer was also determined by the UV-vis and fluorescence spectrometer. The monomer has a high absorption peak at 206 nm and high emission peak at 430 nm. The monomer was freely soluble in variety of organic solvent, such as chloroform and acetonitrile.
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32-35
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December 2014
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© 2015 Trans Tech Publications Ltd. All Rights Reserved
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