New photosensitive monomers contained with α,β-unsaturated ketones are synthesized with cinnamic acid,then a series of novel photosensitive polymers,chloro substituted poly(cinnamide ketone)s,are prepared by Friedal-Crafts poly-condensation of the new monomers and 2,5-dichloro-1,4-benzendicarbonyl chloride(DDC).

Synthesis and activity study of a new series of histone deacetylases(HDACs) inhibitors of N-hydroxycinnamamide derivatives;