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Single-Step Synthesis of D3h-Symmetric Bicyclooxacalixarenes

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posted on 04.08.2005, 00:00 by Jeffrey L. Katz, Kevin J. Selby, Rebecca R. Conry
Bicyclooxacalixarenes are obtained in up to 95% yield by condensation of phloroglucinol with electron-poor meta-dihalogenated benzenes or pyridines. Single-crystal X-ray analysis reveals that these compounds adopt highly symmetrical, all-1,3-alternate cage-like structures.