Process for preparing guanine-containing antiviral agents and pu

Details Process for preparing guanine-containing antiviral agents and pu Process for preparing guanine-containing antiviral agents and pu

1993-01-25

1999-02-23

Berch, Mark L.

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

Organic compounds

Chalcogen bonded directly to ring carbon of the purine ring...

544277, C07D47340, C07D47318

Patent

active

058745785

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 is reacted with the compound of the formula

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