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Synthesis 1999; 1999(3): 475-478
DOI: 10.1055/s-1999-3412
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Efficient Synthesis of Octaalkyloxy-o-quaterphenyls via Base-Induced Biaryl Coupling

Jörg L. Schulte* , Sabine Laschat
  • *Institut für Organische Chemie der Technischen Universität Braunschweig, Hagenring 30, D-38106 Braunschweig, Germany; Fax +49(5 31)3 91 53 88; E-mail: S.Laschat@tu-bs.de
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Publication Date:
31 December 1999 (online)

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Octamethoxy-o-quaterphenyl (8a) was prepared in three steps from 4-bromo-1,2-dimethoxybenzene (5a) employing two base-mediated biaryl couplings. Demethylation of 8a followed by alkylation with decyl bromide gave the tetradecyloxy-o-quaterphenyl (8c).

biaryl coupling - o-quaterphenyl - alkyllithiums