Process for preparing purine compounds

Details Process for preparing purine compounds Process for preparing purine compounds

1984-02-21

1986-07-22

Rizzo, Nicholas S.

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

Organic compounds

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

544276, 544277, 514262, 548337, C07D47302, A61K 3152

Patent

active

046020896

ABSTRACT:
There are prepared compounds of the formulae ##STR1## where R is lower alkyl, chlorine, or bromine and n is an integer from 1 to 5. The compounds of formula (1) can be used to make erythro-9-(2-hydroxy-3-nonyl) hypoxanthine and its homologues and also to make the compounds of formulae (2) and (3). All three classes of compounds are useful as immunomodulators.

REFERENCES:
patent: 2844576 (1958-07-01), Golman et al.
patent: 3857842 (1974-12-01), Asai et al.

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