info:eu-repo/semantics/article
Photoisomerization of ionic liquid ammonium cinnamates: One-pot synthesis-isolation of Z-cinnamic acids
Fecha
2010-11Registro en:
Salum, Maria Laura; Robles, Cecilia J.; Erra Balsells, Rosa; Photoisomerization of ionic liquid ammonium cinnamates: One-pot synthesis-isolation of Z-cinnamic acids; American Chemical Society; Organic Letters; 12; 21; 11-2010; 4808-4811
1523-7060
CONICET Digital
CONICET
Autor
Salum, Maria Laura
Robles, Cecilia J.
Erra Balsells, Rosa
Resumen
Photoisomerization presents the only direct method for contra-thermodynamic E-Z isomerization of olefins. Synthetic applications of this method have been limited by its reversible nature, which leads to a photostationary-state mixture of both isomers. For the first time, a highly efficient one-pot preparation-isolation of solid ionic liquid Z-cinnamic acids by photoisomerization in acetonitrile solution of ionic liquid E-cinnamic acids is described.