| 摘要 |
Novel 1,6-diaza[4.4]spirodilactams having a hydroxyaryl substituent on each spiro ring nitrogen atom and at least one alkenyl group located on an aromatic ring carbon atom which is ortho to the hydroxy of the hydroxyaryl substituents are produced by Claisen Rearrangement of an alkenyl ether of the hydroxyaryl-substituted spirodilactam having one fewer ortho-alkenyl substituent.
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