UNUSUAL BASE-INDUCED REARRANGEMENT OF EXO-9-OXABICYCLO[4.2.1]NON-7-ENE OXIDE TO EXO-8-HYDROXYBICYCLO[3.3.0]OCTAN-2-ONE

Reaction of exo-9-oxabicyclo[4.2.1]non-7-ene oxide with n-BuLi gives exo-8-hydroxybicyclo[3.3.0]octan-2-one. Potential reaction pathways for this unusual rearrangement were evaluated with the aid of computational studies. The process is proposed to proceed by elimination to a transient allene oxide,...

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Main Authors: Hodgson, D, Stent, M, Paton, R, Wilson, F
Format: Journal article
Language:English
Published: 2012
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author Hodgson, D
Stent, M
Paton, R
Wilson, F
author_facet Hodgson, D
Stent, M
Paton, R
Wilson, F
author_sort Hodgson, D
collection OXFORD
description Reaction of exo-9-oxabicyclo[4.2.1]non-7-ene oxide with n-BuLi gives exo-8-hydroxybicyclo[3.3.0]octan-2-one. Potential reaction pathways for this unusual rearrangement were evaluated with the aid of computational studies. The process is proposed to proceed by elimination to a transient allene oxide, which rearranges to a trans-epoxide enolate before undergoing epoxide α-lithiation and transannular C-H insertion. © 2012 The Japan Institute of Heterocyclic Chemistry.
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spelling oxford-uuid:dcca5eaf-c6f1-4ec5-963f-f974d8e6ed6a2022-03-27T09:20:02ZUNUSUAL BASE-INDUCED REARRANGEMENT OF EXO-9-OXABICYCLO[4.2.1]NON-7-ENE OXIDE TO EXO-8-HYDROXYBICYCLO[3.3.0]OCTAN-2-ONEJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:dcca5eaf-c6f1-4ec5-963f-f974d8e6ed6aEnglishSymplectic Elements at Oxford2012Hodgson, DStent, MPaton, RWilson, FReaction of exo-9-oxabicyclo[4.2.1]non-7-ene oxide with n-BuLi gives exo-8-hydroxybicyclo[3.3.0]octan-2-one. Potential reaction pathways for this unusual rearrangement were evaluated with the aid of computational studies. The process is proposed to proceed by elimination to a transient allene oxide, which rearranges to a trans-epoxide enolate before undergoing epoxide α-lithiation and transannular C-H insertion. © 2012 The Japan Institute of Heterocyclic Chemistry.
spellingShingle Hodgson, D
Stent, M
Paton, R
Wilson, F
UNUSUAL BASE-INDUCED REARRANGEMENT OF EXO-9-OXABICYCLO[4.2.1]NON-7-ENE OXIDE TO EXO-8-HYDROXYBICYCLO[3.3.0]OCTAN-2-ONE
title UNUSUAL BASE-INDUCED REARRANGEMENT OF EXO-9-OXABICYCLO[4.2.1]NON-7-ENE OXIDE TO EXO-8-HYDROXYBICYCLO[3.3.0]OCTAN-2-ONE
title_full UNUSUAL BASE-INDUCED REARRANGEMENT OF EXO-9-OXABICYCLO[4.2.1]NON-7-ENE OXIDE TO EXO-8-HYDROXYBICYCLO[3.3.0]OCTAN-2-ONE
title_fullStr UNUSUAL BASE-INDUCED REARRANGEMENT OF EXO-9-OXABICYCLO[4.2.1]NON-7-ENE OXIDE TO EXO-8-HYDROXYBICYCLO[3.3.0]OCTAN-2-ONE
title_full_unstemmed UNUSUAL BASE-INDUCED REARRANGEMENT OF EXO-9-OXABICYCLO[4.2.1]NON-7-ENE OXIDE TO EXO-8-HYDROXYBICYCLO[3.3.0]OCTAN-2-ONE
title_short UNUSUAL BASE-INDUCED REARRANGEMENT OF EXO-9-OXABICYCLO[4.2.1]NON-7-ENE OXIDE TO EXO-8-HYDROXYBICYCLO[3.3.0]OCTAN-2-ONE
title_sort unusual base induced rearrangement of exo 9 oxabicyclo 4 2 1 non 7 ene oxide to exo 8 hydroxybicyclo 3 3 0 octan 2 one
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AT stentm unusualbaseinducedrearrangementofexo9oxabicyclo421non7eneoxidetoexo8hydroxybicyclo330octan2one
AT patonr unusualbaseinducedrearrangementofexo9oxabicyclo421non7eneoxidetoexo8hydroxybicyclo330octan2one
AT wilsonf unusualbaseinducedrearrangementofexo9oxabicyclo421non7eneoxidetoexo8hydroxybicyclo330octan2one