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The Nucleophilic Substitution Route. A Facile Method for the Fourfold Functionalization of the Methylene Bridges of Calix[4]arene

✍ Scribed by Columbus, Ishay; Biali, Silvio E.

Book ID
120994702
Publisher
American Chemical Society
Year
2007
Tongue
English
Weight
114 KB
Volume
9
Category
Article
ISSN
1523-7060

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A novel method for the upper rim alkoxy-
A novel method for the upper rim alkoxy-substitution of calix[4]arene via a bis(spirodienone) route
✍ Sreeja Thulasi; Ganga V. Bhagavathy; Jijy Eliyan; Luxmi R. Varma πŸ“‚ Article πŸ“… 2009 πŸ› Elsevier Science 🌐 French βš– 183 KB

A mild and efficient one-step procedure for the upper rim modification of calix[4]arene via a bis(spirodienone) is described. The bis(spirodienone) on reaction with alcohols in the presence of p-TSA affords mono-and 1,3-disubstituted alkoxy derivatives in moderate to good yields.