期刊
ADVANCED SYNTHESIS & CATALYSIS
卷 352, 期 10, 页码 1577-1581出版社
WILEY-BLACKWELL
DOI: 10.1002/adsc.201000269
关键词
benzofurans; copper; cross-coupling; iron
资金
- Fonds der Chemischen Industrie
- MICINN-fondo social Europeo
Intramolecular C-O bond forming reactions of aryl 2-bromobenzyl ketones lead to benzo[b]furans. The cyclizations can be catalyzed by 10 mol% of iron trichloride (of 98% or of 99.995% purity) or sub-mol% quantities of copper(II) chloride (of 99.995% purity).
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