One-pot Selective Formylation and Claisen Rearrangement on Calix[4]arenes

A versatile synthon with formyl and allyl groups at the upper rim of calix[4]arene has been synthesized in two steps. Selective formylation of 25,27-diallyloxy-26,28-dihydroxycalix[4]arene, along with the Claisen rearrangement of the allyl groups, was achieved by reaction with hexamethylenetetraamin...

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Main Authors: Mocerino, Mauro, Ogden, Mark, Pettersen, Jade, Skelton, B., White, A.
Format: Journal Article
Published: Taylor and Francis Ltd 2006
Subjects:
Online Access:http://hdl.handle.net/20.500.11937/7153
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author Mocerino, Mauro
Ogden, Mark
Pettersen, Jade
Skelton, B.
White, A.
author_facet Mocerino, Mauro
Ogden, Mark
Pettersen, Jade
Skelton, B.
White, A.
author_sort Mocerino, Mauro
building Curtin Institutional Repository
collection Online Access
description A versatile synthon with formyl and allyl groups at the upper rim of calix[4]arene has been synthesized in two steps. Selective formylation of 25,27-diallyloxy-26,28-dihydroxycalix[4]arene, along with the Claisen rearrangement of the allyl groups, was achieved by reaction with hexamethylenetetraamine (hexamine) in glacial acetic acid. A control reaction of the dipropyl analogue shows that the selective formylation takes place independently of the Claisen rearrangement. The crystal structure of the dimethylacetal derivative of 5,17-diformyl-11,23-diallylcalix[4]arene is reported.
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publishDate 2006
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spelling curtin-20.500.11937-71532019-02-19T05:35:28Z One-pot Selective Formylation and Claisen Rearrangement on Calix[4]arenes Mocerino, Mauro Ogden, Mark Pettersen, Jade Skelton, B. White, A. Claisen rearrangement Calixarenes Formylation A versatile synthon with formyl and allyl groups at the upper rim of calix[4]arene has been synthesized in two steps. Selective formylation of 25,27-diallyloxy-26,28-dihydroxycalix[4]arene, along with the Claisen rearrangement of the allyl groups, was achieved by reaction with hexamethylenetetraamine (hexamine) in glacial acetic acid. A control reaction of the dipropyl analogue shows that the selective formylation takes place independently of the Claisen rearrangement. The crystal structure of the dimethylacetal derivative of 5,17-diformyl-11,23-diallylcalix[4]arene is reported. 2006 Journal Article http://hdl.handle.net/20.500.11937/7153 10.1080/10610270500419072 Taylor and Francis Ltd fulltext
spellingShingle Claisen rearrangement
Calixarenes
Formylation
Mocerino, Mauro
Ogden, Mark
Pettersen, Jade
Skelton, B.
White, A.
One-pot Selective Formylation and Claisen Rearrangement on Calix[4]arenes
title One-pot Selective Formylation and Claisen Rearrangement on Calix[4]arenes
title_full One-pot Selective Formylation and Claisen Rearrangement on Calix[4]arenes
title_fullStr One-pot Selective Formylation and Claisen Rearrangement on Calix[4]arenes
title_full_unstemmed One-pot Selective Formylation and Claisen Rearrangement on Calix[4]arenes
title_short One-pot Selective Formylation and Claisen Rearrangement on Calix[4]arenes
title_sort one-pot selective formylation and claisen rearrangement on calix[4]arenes
topic Claisen rearrangement
Calixarenes
Formylation
url http://hdl.handle.net/20.500.11937/7153