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Photoisomerization of ionic liquid ammonium cinnamates: One-pot synthesis-isolation of Z-cinnamic acids

Article

Authorship
SALUM, MARIA LAURA ; Robles, Cecilia J. ; ERRA BALSELLS, ROSA
Date
2010
Publishing House and Editing Place
American Chemical Society
Magazine
ORGANIC LETTERS, vol. 12 (pp. 4808-4811) American Chemical Society
Summary Information provided by the agent in SIGEVA
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.
Key Words
SYNTHESISCINNAMIC ACIDSIONIC LIQUIDPHOTOISOMERIZATION
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