期刊
ORGANIC & BIOMOLECULAR CHEMISTRY
卷 14, 期 22, 页码 5059-5064出版社
ROYAL SOC CHEMISTRY
DOI: 10.1039/c6ob00955g
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资金
- Zhejiang University of Science Technology
- National Natural Science Foundation of China [21402177]
- Singapore A*STAR SERC Public Sector Research Funding (PSF) [R-143-000-618-305]
- National University of Singapore [R-143-000-599-112]
Phosphine-catalyzed [4 + 2] annulation between 3-aroylcoumarins and allenones has been developed. In the presence of a dipeptide phosphine catalyst 7, dihydrocoumarin-fused dihydropyrans were prepared in high yields and with excellent enantioselectivities.
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