Two new hydrolytically stable analogues of beta-D-arabinofuranosyl-1-monophosphoryldecaprenol, the donor substrate for mycobacterial arabinosyltransferase, have been prepared. Biological evaluation of these compounds in vitro against Mycobacterium tuberculosis H(37)Rv strain revealed a promising activity. (c) 2006 Elsevier Ltd. All rights reserved.