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Synthesis of 2-(β-Hetarylaminoethyl)-3,5,6-trichloro-1,4-benzoquinones

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Chemistry of Heterocyclic Compounds Aims and scope

Abstract

4,6,7-Trichloro-2-hetarylamino-5-hydroxy-2,3-dihydrobenzo[b]furans have been prepared from 4,6,7-trichloro-2,5-dihydroxy-2,3-dihydrobenzo[b]furan and hetarylamines. Reductive opening of the dihydrobenzofuran ring in these compounds gave 3,5,6-trichloro-2-(β-hetarylaminoethyl)hydroquinones. The latter could be oxidised to the target 3,5,6-trichloro-2-(β-hetarylaminoethyl)-1,4-benzoquinones which are novel 1,4-benzoquinone derivatives with intramolecular charge transfer.

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Karlivans, G., Valters, R. Synthesis of 2-(β-Hetarylaminoethyl)-3,5,6-trichloro-1,4-benzoquinones. Chemistry of Heterocyclic Compounds 39, 1617–1622 (2003). https://doi.org/10.1023/B:COHC.0000018339.22815.13

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  • DOI: https://doi.org/10.1023/B:COHC.0000018339.22815.13

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