%0 Journal Article %T Spiropyrans Containing the Reactive Substituents in the 2H-Chromene Moiety %A B. S. Lukyanov %A Yu. S. Alekseenko %A E. L. Mukhanov %A M. B. Lukyanova %A A. V. Metelitsa %A K. N. Khalanskij %A V. V. Tkachev %A O. N. Ryashin %J International Journal of Photoenergy %D 2007 %I Hindawi Publishing Corporation %R 10.1155/2007/10583 %X Some spiropyrans containing functional substituents in the [2H]-chromene part of the molecule were synthesized and their photochromic properties in solution and solid state were investigated. The presence of the formyl group in the [2H]-chromene fragment enhances the possibility to show photochromic properties in solution. %U http://www.hindawi.com/journals/ijp/2007/010583/abs/