Volume 31, Issue 51
Isocyclic Compounds
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ChemInform Abstract: Z-Tribenzo[c,g,k]-1,2,5,6-tetradehydro[12]annulene, a Concave π-Electron System.

Masahiko Iyoda

Masahiko Iyoda

Dep. Chem., Grad. Sch. Sci., Tokyo Metrop. Univ., Hachioji, Tokyo 192-03, Japan

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Kazuyuki Fuchigami

Kazuyuki Fuchigami

Dep. Chem., Grad. Sch. Sci., Tokyo Metrop. Univ., Hachioji, Tokyo 192-03, Japan

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Ayako Kusaka

Ayako Kusaka

Dep. Chem., Grad. Sch. Sci., Tokyo Metrop. Univ., Hachioji, Tokyo 192-03, Japan

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Tadahiro Yoshida

Tadahiro Yoshida

Dep. Chem., Grad. Sch. Sci., Tokyo Metrop. Univ., Hachioji, Tokyo 192-03, Japan

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Masato Yoshida

Masato Yoshida

Dep. Chem., Grad. Sch. Sci., Tokyo Metrop. Univ., Hachioji, Tokyo 192-03, Japan

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Haruo Matsuyama

Haruo Matsuyama

Dep. Chem., Grad. Sch. Sci., Tokyo Metrop. Univ., Hachioji, Tokyo 192-03, Japan

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Yoshiyuki Kuwatani

Yoshiyuki Kuwatani

Dep. Chem., Grad. Sch. Sci., Tokyo Metrop. Univ., Hachioji, Tokyo 192-03, Japan

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First published: 31 May 2010

Abstract

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ChemInform Abstract

The synthesis of the compound (VI) and Bergman reaction of its acetylenic bonds are reported. The reaction of (VI) with AuCl does not lead to complex formation. Instead the cyclization product (IX)—(XI) are formed.

chemical structure image

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