Stabilization of the merocyanine form of photochromic compounds in fluoro alcohols is due to a hydrogen bond
- 1 January 1998
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Chemical Communications
- No. 24,p. 2685-2686
- https://doi.org/10.1039/a806316h
Abstract
Fluoroalcohols [1,1,1,3,3,3-hexafluoropropan-2-ol (HFP), 2,2,2-trifluoroethanol (TFE) and 2-fluoroethanol (FE)], acting as Lewis acids, stabilize the π-conjugated, colored merocyanine forms of spiropyran and spirooxazine photochromic compounds as metal ions do.Keywords
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