The biscyclopropylidene–methylenespiropentane interconversion. A non-planar trimethylenemethane intermediate
- 1 January 1970
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society D: Chemical Communications
- No. 12,p. 717-718
- https://doi.org/10.1039/c29700000717
Abstract
The thermal reorganization of cis- and trans-2,2,2′,2′-tetramethylbiscyclopropylidene to a mixture of 2,2,4,4-tetramethylmethylenespiropentane and 4,4-dimethylisoprophylidenespiropentane is best rationalized in terms of a non-planar trimethylenemethane intermediate.Keywords
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