Understanding the mechanism of Pd-catalyzed allylic substitution of the cyclic difluorinated carbonates

We present a mechanistic investigation of Pd-catalyzed allylic substitution of cyclic gem-difluorinated carbonates 1 and 4, previously employed in the synthesis of 3',3'-difluoro-2'-hydroxymethyl-4',5'-unsaturated carbocyclic nucleosides in 17 steps. The substitution feature...

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Main Authors: Jun Xu, Xiao-Long Qiu, Feng-Ling Qing
Format: Article
Language:English
Published: Beilstein-Institut 2008-05-01
Series:Beilstein Journal of Organic Chemistry
Online Access:https://doi.org/10.3762/bjoc.4.18
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spelling doaj-8af97623a56147f4aa9d2990d6c0ea202021-02-02T01:38:41ZengBeilstein-InstitutBeilstein Journal of Organic Chemistry1860-53972008-05-01411810.3762/bjoc.4.181860-5397-4-18Understanding the mechanism of Pd-catalyzed allylic substitution of the cyclic difluorinated carbonatesJun Xu0Xiao-Long Qiu1Feng-Ling Qing2Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 354 Fenglin Lu, Shanghai 200032, ChinaKey Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 354 Fenglin Lu, Shanghai 200032, ChinaKey Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 354 Fenglin Lu, Shanghai 200032, ChinaWe present a mechanistic investigation of Pd-catalyzed allylic substitution of cyclic gem-difluorinated carbonates 1 and 4, previously employed in the synthesis of 3',3'-difluoro-2'-hydroxymethyl-4',5'-unsaturated carbocyclic nucleosides in 17 steps. The substitution features a reversal of regioselectivity caused by fluorine.https://doi.org/10.3762/bjoc.4.18
collection DOAJ
language English
format Article
sources DOAJ
author Jun Xu
Xiao-Long Qiu
Feng-Ling Qing
spellingShingle Jun Xu
Xiao-Long Qiu
Feng-Ling Qing
Understanding the mechanism of Pd-catalyzed allylic substitution of the cyclic difluorinated carbonates
Beilstein Journal of Organic Chemistry
author_facet Jun Xu
Xiao-Long Qiu
Feng-Ling Qing
author_sort Jun Xu
title Understanding the mechanism of Pd-catalyzed allylic substitution of the cyclic difluorinated carbonates
title_short Understanding the mechanism of Pd-catalyzed allylic substitution of the cyclic difluorinated carbonates
title_full Understanding the mechanism of Pd-catalyzed allylic substitution of the cyclic difluorinated carbonates
title_fullStr Understanding the mechanism of Pd-catalyzed allylic substitution of the cyclic difluorinated carbonates
title_full_unstemmed Understanding the mechanism of Pd-catalyzed allylic substitution of the cyclic difluorinated carbonates
title_sort understanding the mechanism of pd-catalyzed allylic substitution of the cyclic difluorinated carbonates
publisher Beilstein-Institut
series Beilstein Journal of Organic Chemistry
issn 1860-5397
publishDate 2008-05-01
description We present a mechanistic investigation of Pd-catalyzed allylic substitution of cyclic gem-difluorinated carbonates 1 and 4, previously employed in the synthesis of 3',3'-difluoro-2'-hydroxymethyl-4',5'-unsaturated carbocyclic nucleosides in 17 steps. The substitution features a reversal of regioselectivity caused by fluorine.
url https://doi.org/10.3762/bjoc.4.18
work_keys_str_mv AT junxu understandingthemechanismofpdcatalyzedallylicsubstitutionofthecyclicdifluorinatedcarbonates
AT xiaolongqiu understandingthemechanismofpdcatalyzedallylicsubstitutionofthecyclicdifluorinatedcarbonates
AT fenglingqing understandingthemechanismofpdcatalyzedallylicsubstitutionofthecyclicdifluorinatedcarbonates
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