Efficient and Complementary Methods Offering Access to Synthetically Valuable 1,2‐Dibromobenzenes
Identifieur interne : 000B65 ( Main/Exploration ); précédent : 000B64; suivant : 000B66Efficient and Complementary Methods Offering Access to Synthetically Valuable 1,2‐Dibromobenzenes
Auteurs : Vincent Diemer [France] ; Frédéric R. Leroux [France] ; Françoise Colobert [France]Source :
- European Journal of Organic Chemistry [ 1434-193X ] ; 2011-01.
English descriptors
- KwdEn :
- Angew, Anhydrous, Aniline, Aryne, Biaryl, Boronic, Boronic ester, Calcd, Cdcl3, Chem, Colobert, Colorless, Column chromatography, Cyclohexane, Diazonium, Diazonium salt, Diemer, Dropwise, Ester, Et2o, Functionalized, Further purification, Gmbh, Hexane, Hrms, Kgaa, Knochel, Larock, Leroux, Lett, Meoh, Metalation, Mmol, Nucleophilic, Och3, Organic layer, Organic layers, Permutation, Precursor, Regioselective, Spectroscopic, Spectroscopic data, Tetrahedron, Tetrahedron lett, Tmscl, Toluene, Verlag, Verlag gmbh, Weinheim.
- Teeft :
- Angew, Anhydrous, Aniline, Aryne, Biaryl, Boronic, Boronic ester, Calcd, Cdcl3, Chem, Colobert, Colorless, Column chromatography, Cyclohexane, Diazonium, Diazonium salt, Diemer, Dropwise, Ester, Et2o, Functionalized, Further purification, Gmbh, Hexane, Hrms, Kgaa, Knochel, Larock, Leroux, Lett, Meoh, Metalation, Mmol, Nucleophilic, Och3, Organic layer, Organic layers, Permutation, Precursor, Regioselective, Spectroscopic, Spectroscopic data, Tetrahedron, Tetrahedron lett, Tmscl, Toluene, Verlag, Verlag gmbh, Weinheim.
Abstract
1,2‐Dibromobenzenes are highly valuable precursors for various organic transformations, in particular, reactions based on the intermediate formation of benzynes. This report describes short sequences for the synthesis of various derivatives based on regioselective bromination, ortho‐metalation, and halogen/metal permutations. 1,2‐Dibromo‐3‐iodobenzene (2f), 1,2‐dibromo‐4‐iodobenzene (4c), and 2,3‐dibromo‐1,4‐diiodobenzene (5e) act as intermediates in these syntheses.
Url:
DOI: 10.1002/ejoc.201001217
Affiliations:
Links toward previous steps (curation, corpus...)
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- to stream Istex, to step Curation: 000C12
- to stream Istex, to step Checkpoint: 000087
- to stream Main, to step Merge: 000C90
- to stream Main, to step Curation: 000B65
Le document en format XML
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<term>Boronic</term>
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<term>Colobert</term>
<term>Colorless</term>
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<term>Cyclohexane</term>
<term>Diazonium</term>
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<term>Diemer</term>
<term>Dropwise</term>
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<term>Organic layers</term>
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<term>Precursor</term>
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<term>Spectroscopic data</term>
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<term>Tetrahedron lett</term>
<term>Tmscl</term>
<term>Toluene</term>
<term>Verlag</term>
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<term>Dropwise</term>
<term>Ester</term>
<term>Et2o</term>
<term>Functionalized</term>
<term>Further purification</term>
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<front><div type="abstract">1,2‐Dibromobenzenes are highly valuable precursors for various organic transformations, in particular, reactions based on the intermediate formation of benzynes. This report describes short sequences for the synthesis of various derivatives based on regioselective bromination, ortho‐metalation, and halogen/metal permutations. 1,2‐Dibromo‐3‐iodobenzene (2f), 1,2‐dibromo‐4‐iodobenzene (4c), and 2,3‐dibromo‐1,4‐diiodobenzene (5e) act as intermediates in these syntheses.</div>
</front>
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<name sortKey="Leroux, Frederic R" sort="Leroux, Frederic R" uniqKey="Leroux F" first="Frédéric R." last="Leroux">Frédéric R. Leroux</name>
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