Generation of benzocyclobutadiene derivatives from zirconaindene derivatives

Chao Chen; Chanjuan Xi; Yuanyuan Liu; Xiaoyin Hong

doi:10.1021/jo060334s

Generation of benzocyclobutadiene derivatives from zirconaindene derivatives

J Org Chem. 2006 Jul 7;71(14):5373-6. doi: 10.1021/jo060334s.

Authors

Chao Chen¹, Chanjuan Xi, Yuanyuan Liu, Xiaoyin Hong

Affiliation

¹ Key Laboratory of Bioorganic Phosphorus Chemistry & Chemical Biology (Ministry of Education), Department of Chemistry, Tsinghua University, Beijing 100084, P.R. China.

PMID: 16808530
DOI: 10.1021/jo060334s

Abstract

Zirconaindene derivatives produced benzocyclobutadiene derivatives in situ in the presence of CuCl and 1,4-naphthoquinone, which afforded their dimers, 6a,10b-dihydrobenzo[a]biphenylenes and dibenzosemibullvalenes or dibenzo[a,e]cycloctenes.

Publication types

Research Support, Non-U.S. Gov't

MeSH terms

Cyclobutanes / chemical synthesis*
Cyclobutanes / chemistry
Indenes / chemistry*
Molecular Structure
Organometallic Compounds / chemistry*
Zirconium / chemistry*

Substances

Cyclobutanes
Indenes
Organometallic Compounds
Zirconium