Abstract
(Chemical Equation Presented) An efficient four-step synthetic strategy able to fully discriminate hydroxyphosphinyl and carboxylic groups of Fmoc-phosphinic building blocks and related analogues has been developed. The proposed method applies selective acidic removal of the phenacyl (Pac) group from the hydroxyphosphinyl functionality and protection by the 1-adamantyl (Ad) group. Reductive removal of the Pac group from the carboxylic functionality leads to Fmoc-protected phosphinic pseudodipeptidic units suitable for phosphinic peptide and library development using solid-phase peptide synthesis (SPPS).
Original language | English |
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Pages (from-to) | 9525-9527 |
Number of pages | 3 |
Journal | Journal of Organic Chemistry |
Volume | 71 |
Issue number | 25 |
DOIs | |
Publication status | Published - 8 Dec 2006 |
Externally published | Yes |