1.
J Org Chem
; 74(13): 4666-74, 2009 Jul 03.
Article
in English
| MEDLINE
| ID: mdl-19485347
ABSTRACT
A new family of biomimetic photoactivated molecular switches based in the retinal chromophore is described. Expedient synthesis allows a library of compounds with a different substitution pattern, including chiral substituents, to be obtained. The effect of substitution, solvent, and light source on the photoisomerization step has been assessed. The absorption maximum has been red-shifted ca. 50 nm with respect to related systems and rotation is now easily achieved by using visible light.