Abstract
A series of N -1-alkylated 6-benzyluracil-5-carboxylic esters 4a -h were synthesized by reacting imines of 3-oxo-4-phenylbutyrates with N -(chlorocarbonyl) isocyanate. An N -1-(4-methoxybenzyl) group could be removed in a dealkylation reaction to give the
ethyl and allyl esters 5a and 5b , respectively. They were N -1-alkylated with chloromethyl ethyl ether or dialloxymethane. Unfortunately no biological
activity against HIV-1 and HSV was observed for any of the synthesized compounds.
Key words
HIV-1 - HSV - non-nucleoside reverse transcriptase inhibitors - uracil-5-carboxylic
esters - Emivirine
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