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Synthesis and Characterization of Novel Oligoazulenes with Mixed Ethynyl and Butadiynyl Bridges
Author(s) -
Elwahy Ahmed H. M.,
Hafner Klaus
Publication year - 2006
Publication title -
european journal of organic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.825
H-Index - 155
eISSN - 1099-0690
pISSN - 1434-193X
DOI - 10.1002/ejoc.200600321
Subject(s) - chemistry , oxidative coupling of methane , coupling (piping) , characterization (materials science) , combinatorial chemistry , catalysis , stereochemistry , polymer chemistry , organic chemistry , nanotechnology , metallurgy , materials science
The new oligoazulenes 10 – 14 with mixed ethynyl and butadiynyl bridges were synthesized by oxidative Eglinton coupling from the readily accessible ethynylazulenes 3 , 4 , 7 , 9 and 15 as well as by Pd/Cu‐catalyzed cross‐coupling reactions with the appropriate iodoazulenes 5 , 6 and 8 . (© Wiley‐VCH Verlag GmbH & Co. KGaA, 69451 Weinheim, Germany, 2006)