N-heterocyclic carbene-catalyzed [4 + 2] cycloaddition of ketenes and 3-aroylcoumarins: highly enantioselective synthesis of dihydrocoumarin-fused dihydropyranones.
Org Biomol Chem
; 11(1): 158-63, 2013 Jan 07.
Article
em En
| MEDLINE
| ID: mdl-23117299
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.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Pironas
/
Cumarínicos
/
Etilenos
/
Compostos Heterocíclicos
/
Cetonas
/
Metano
Idioma:
En
Revista:
Org Biomol Chem
Assunto da revista:
BIOQUIMICA
/
QUIMICA
Ano de publicação:
2013
Tipo de documento:
Article
País de afiliação:
China