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Synthesis of 1,5,10,14-tetraphenyl-6,8,15,17-tetradehydro[18]annulene

✍ Scribed by Kunisuke Fukui; Tetsuhiko Okamoto; Masazumi Nakagawa


Book ID
104248033
Publisher
Elsevier Science
Year
1971
Tongue
French
Weight
204 KB
Volume
12
Category
Article
ISSN
0040-4039

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✦ Synopsis


In a previous paper, ve have reported the synthesis and the aromatic properties of 1,5,10, 14-tetramethy1-6,8,15,17-tetradehydro[18]annu1ene (I) (1).


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The diacetylene and hexapentaene units in the aromatic tetrasubstitutedtetradehydro-[18]annulenes (Ia, Ib and I,) have been proved to be identical in