A thermochromic reversible [4 + 4] system
- 1 January 1974
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 21,p. 877-878
- https://doi.org/10.1039/c39740000877
Abstract
The deep blue thiones obtained by the photochemical addition of benzo-1,2-dithiole-3-thione to cyclopentene and tetramethylethylene are in thermal equilibrium at ambient temperatures with the corresponding colourless dimers formed by [4 + 4] addition.Keywords
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