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1 article(s) from Fischer, Conrad

Structural conditions required for the bridge lithiation and substitution of a basic calix[4]arene

Conrad Fischer,
Wilhelm Seichter and
Edwin Weber

Beilstein J. Org. Chem. 2011, 7, 1602–1608, doi:10.3762/bjoc.7.188

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Graphical Abstract

Scheme 1: Calix[4]arene tetraethers 1–4 and corresponding bridge monosubstituted carboxylic acid derivatives 5...

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Figure 1: A: Four fundamental conformations of a calix[4]arene. B: Arrangement of the methylene group substit...

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Scheme 2: Pathways to the calixarene acids 13 and 14 bearing mixed ether functions in different fashions.

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Figure 2: ¹H NMR spectrum (CDCl₃, 293 K, 500 MHz) of calixarene ether 12 before (A) and after the addition of...

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Figure 3: Crystal structure of compound 12. For clarity only one of the two crystallographically independent ...

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Published 30 Nov 2011

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