NDLI: N-heterocyclic carbene-catalyzed [4 + 2] cycloaddition of ketenes and 3-aroylcoumarins: highly enantioselective synthesis of dihydrocoumarin-fused dihydropyranones.

Content Provider	Semantic Scholar
Author	Jian, Tengyue Chen, Xiang-yu Sun, L. Ye, Sheng
Copyright Year	2013
Abstract	The N-heterocyclic carbene-catalyzed [4 + 2] cyclization of ketenes and 3-aroylcoumarins has been developed to give the corresponding dihydrocoumarin-fused multisubstituted dihydropyranones in high yield with good diastereoselectivity and high enantioselectivity.
Starting Page	77
Ending Page	78
Page Count	2
File Format	PDF HTM / HTML
Alternate Webpage(s)	http://www.rsc.org/suppdata/ob/c2/c2ob26804c/c2ob26804c.pdf
PubMed reference number	23117299v1
Alternate Webpage(s)	https://doi.org/10.1039/c2ob26804c
DOI	10.1039/c2ob26804c
Journal	Organic & biomolecular chemistry
Volume Number	11
Issue Number	1
Language	English
Access Restriction	Open
Subject Keyword	Bridged Bicyclo Compounds, Heterocyclic Cyclization Heterocyclic Compounds, Fused-Ring carbene
Content Type	Text
Resource Type	Article

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N-heterocyclic carbene-catalyzed [4 + 2] cycloaddition of ketenes and 3-aroylcoumarins: highly enantioselective synthesis of dihydrocoumarin-fused dihydropyranones.