Oxygen analogues of the benzodiazepine a
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F. Anette Witt; Jan Bergman
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Article
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2002
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Journal of Heterocyclic Chemistry
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English
β 54 KB
## Abstract A new type of fused oxazepinones **9a** and **9b**, which are analogues of sclerotigenin and circumdatin F, were obtained in a two step synthesis from 2β(2βaminoβbenzoylamino)βbenzoic acid or the corresponding methyl ester. Secondly a new synthesis of circumdatin F arose from this work,