期刊
ADVANCED SYNTHESIS & CATALYSIS
卷 356, 期 2-3, 页码 319-324出版社
WILEY-V C H VERLAG GMBH
DOI: 10.1002/adsc.201300893
关键词
CH activation; palladium-catalyzed oxidative annulations; [2+2+1] reactions; spiro complexes
资金
- Singapore Ministry of Education [R143000443112, R143000532112]
- China Hubei Collaborative Innovation Project
- National Nature Science Foundation of China [21202136]
Herein, we report our new results regarding a palladium-catalyzed [2+2+1] oxidative annulation of 4-hydroxycoumarins with unactivated internal alkynes, which affords a new class of compounds: the spiro cyclopentadiene-chroman-2,4-diones.
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