2-Trifluoroacetyl aminoindoles as useful intermediates for the preparation of 2-acylamino indoles
A three-step method was developed to convert N-1 unprotected 3-substituted indoles to 3-substituted 2-acylaminoindoles. Established indole chlorination chemistry was employed to generate stable 2-trifluoroacetylamino indoles, which were subsequently deprotected and selectively acylated.
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Veröffentlicht in: | Tetrahedron letters 2011-03, Vol.52 (12), p.1292-1295 |
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Hauptverfasser: | , , , , , , , , , , |
Format: | Artikel |
Sprache: | eng |
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Online-Zugang: | Volltext |
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Zusammenfassung: | A three-step method was developed to convert N-1 unprotected 3-substituted indoles to 3-substituted 2-acylaminoindoles. Established indole chlorination chemistry was employed to generate stable 2-trifluoroacetylamino indoles, which were subsequently deprotected and selectively acylated. |
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ISSN: | 0040-4039 1873-3581 |
DOI: | 10.1016/j.tetlet.2011.01.051 |