Clarisse D, Fenet B, Fache F. Hexafluoroisopropanol: a powerful solvent for the hydrogenation of indole derivatives. Selective access to tetrahydroindoles or cis-fused octahydroindoles.
Org Biomol Chem 2012;
10:6587-94. [PMID:
22782846 DOI:
10.1039/c2ob25980j]
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Abstract
Pd/C in HFIP was used to hydrogenate indole derivatives under relatively mild conditions, leading to potential synthetic intermediates of bioactive compounds. Depending on their substitution, tetrahydroindoles or octahydroindoles could selectively be obtained.
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