A unique 3-chlorobutenolide annulation sequence
- 1 January 1991
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 3,p. 184-185
- https://doi.org/10.1039/c39910000184
Abstract
Spiro 3,3-dichlorooxetane-2-ones rearrange under Lewis acid catalysis, accompanied by loss of HCl, to afford fused 3-chlorobutenolides in high yield.Keywords
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