Synthesis of 2,3-benzo-fused 1-oxacephems
- 1 January 1979
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 12,p. 532-533
- https://doi.org/10.1039/c39790000532
Abstract
4-Acetoxyazetidin-2-one (2) reacted with salicylaldehyde and 2-hydroxyphenyl ketones to give tricyclic hydroxy-amine products, and the reaction with ethyl 2-hydroxyphenylacetate was employed in the synthesis of a 2,3-benzo-fused ethoxycarbonyl 1-oxa analogue of the cephems.Keywords
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