Combining silver- and organocatalysis: an enantioselective sequential catalytic approach towards pyrano-annulated pyrazoles.
Chem Commun (Camb)
; 51(12): 2266-9, 2015 Feb 11.
Article
em En
| MEDLINE
| ID: mdl-25564304
ABSTRACT
A one-pot asymmetric Michael addition/hydroalkoxylation sequence, catalyzed by a sequential catalytic system consisting of a squaramide and a silver salt, provides a new series of chiral pyrano-annulated pyrazole derivatives in excellent yields (up to 95%) and high enantioselectivities (up to 97% ee).
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Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Pirazóis
/
Prata
Idioma:
En
Revista:
Chem Commun (Camb)
Assunto da revista:
QUIMICA
Ano de publicação:
2015
Tipo de documento:
Article
País de afiliação:
Alemanha