Oxidation of Tetraphenylhexaazaanthracene: Accessing a Scissor Dimer of a 16π Biscyanine
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https://figshare.com/articles/dataset/Oxidation_of_Tetraphenyl_hexaaza_anthracene_Accessing_a_Scissor_Dimer_of_a_16_Biscyanine/2085088
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资源简介:
Tetraphenylhexaazaanthracene
(TPHA), a fluorescent
zwitterionic biscyanine with a closed-shell singlet ground state,
on treatment with manganese dioxide or phenyliodine bis(trifluoroacetate)
(PIFA), undergoes oxidative dimerization to give a near-zero
dipole scissor 5,5′-dimer DI-TPHA. Both acene
components of the new dimer DI-TPHA maintain their biscyanine
closed-shell singlet ground state motifs, as judged by analysis of
both single crystal X-ray crystallographic and density functional
theory computational studies; however, unlike TPHA, DI-TPHA is only very weakly fluorescent.
创建时间:
2016-02-11



