Restricted rotation of tert-butyl groups in sterically crowded methylene-functionalized calix[4]arenes

Lev Kuno*, Silvio E. Biali

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

19 Scopus citations

Abstract

Image Presented The crowded methylene-functionalized calix[4]arenes 4 and 5 display restricted rotation of the tert-butyl substituents at the bridges. At low temperatures, separate signals were observed for the methyls of these groups in the 1H NMR spectra.

Original languageEnglish
Pages (from-to)3662-3665
Number of pages4
JournalOrganic Letters
Volume11
Issue number16
DOIs
StatePublished - 20 Aug 2009

Fingerprint

Dive into the research topics of 'Restricted rotation of tert-butyl groups in sterically crowded methylene-functionalized calix[4]arenes'. Together they form a unique fingerprint.

Cite this