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Cyclic [6]‐ and [8]Paraphenylacetylenes
Author(s) -
Kawase Takeshi,
Darabi Hossein R.,
Oda Masaji
Publication year - 1996
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.199626641
Subject(s) - halogenation , conjugated system , strain (injury) , molecule , chemistry , triple bond , spectral line , medicinal chemistry , computational chemistry , stereochemistry , organic chemistry , double bond , physics , polymer , quantum mechanics , biology , anatomy
The belt‐shaped, conjugated molecules 1 and 2 were synthesized by bromination–dehydrobromination of the corresponding hexaene and octaene. The air‐sensitive but isolable compounds show appreciable strain in the triple bonds and large Stokes shifts in the emission spectra.