Purinyl salts useful for preparing guanine containing antiviral

Details Purinyl salts useful for preparing guanine containing antiviral Purinyl salts useful for preparing guanine containing antiviral

1995-06-01

1997-03-04

Berch, Mark L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

544276, C07D47340, C07D47318

Patent

active

056080646

ABSTRACT:
A purine salt of the formula ##STR1## wherein Y.sub.1 is chloro, bromo, or iodo, and R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are independently selected from alkyl and substituted alkyl.

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