Base-promoted coupling of carbon dioxide, amines, and N-tosylhydrazones: a novel and versatile approach to carbamates.
Angew Chem Int Ed Engl
; 54(10): 3084-7, 2015 Mar 02.
Article
em En
| MEDLINE
| ID: mdl-25620194
ABSTRACT
A base-promoted three-component coupling of carbon dioxide, amines, and N-tosylhydrazones has been developed. The reaction is suggested to proceed via a carbocation intermediate and constitutes an efficient and versatile approach for the synthesis of a wide range of organic carbamates. The advantages of this method include the use of readily available substrates, excellent functional group tolerance, wide substrate scope, and a facile work-up procedure.
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Texto completo:
1
Base de dados:
MEDLINE
Assunto principal:
Carbamatos
/
Dióxido de Carbono
/
Aminas
/
Hidrazonas
Idioma:
En
Ano de publicação:
2015
Tipo de documento:
Article