Abstract:
:We studied the structure-activity relationships of a series of 2'-fluoro-2',3'-unsaturated D-nucleosides against HIV-1 in human peripheral blood mononuclear (PBM) cells. The target compounds 10-21 and 28-33 were prepared by N-glycosylation of the acetate 4, which was readily prepared from 2,3-O-isopropylidene-D-glyceraldehyde in five steps. Among the newly synthesized nucleosides, 2-amino-6-chloropurine (11), adenine (14), inosine (16), guanine (18), 2,6-diaminopurine (20), and 5-fluorocytosine (30) derivatives were found to exhibit interesting anti-HIV activities with EC(50) values of 4.3, 0.44, 1.0, 2.6, 3.0, and 0.82 microM, respectively. The implications for drug resistance of the titled nucleosides with respect to lamivudine-resistant variants (M184V) were also examined, and no significant cross-resistance with the variants was observed with the D-series.
journal_name
J Med Chemjournal_title
Journal of medicinal chemistryauthors
Lee K,Choi Y,Gumina G,Zhou W,Schinazi RF,Chu CKdoi
10.1021/jm010418nkeywords:
subject
Has Abstractpub_date
2002-03-14 00:00:00pages
1313-20issue
6eissn
0022-2623issn
1520-4804pii
jm010418njournal_volume
45pub_type
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