Hydroxymethyl cyclobutyl purines

Details Hydroxymethyl cyclobutyl purines Hydroxymethyl cyclobutyl purines

1989-06-16

1994-11-29

Shah, Mukund J.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Phosphorus containing other than solely as part of an...

514261, 544264, 544276, 544277, 544314, 544317, 544254, 544265, A61K 31675, A61K 3152, C07D47340, C07D47336

Patent

active

053690982

ABSTRACT:
Antiviral activity is exhibited by compounds having the formula ##STR1## and their pharmaceutically acceptable salts. R.sub.1 is ##STR2## R.sub.2 is hydrogen, --PO.sub.3 H.sub.2, ##STR3## wherein R.sub.3 is hydrogen, alkyl, substituted alkyl, or aryl, and R.sub.4 is alkyl.

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