Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent
1978-12-26
1979-11-20
Coughlan, Jr., Paul M.
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
C07D23948
Patent
active
041751906
ABSTRACT:
Oxadiazolopyrimidine derivatives of the formula ##STR1## wherein R and R.sub.1 are as hereinafter described, prepared, inter alia, by cyclizing a compound of the formula ##STR2## wherein R and R.sub.1 are as hereinafter described. The end products are useful in the treatment of vascular-conditioned hypertension or as vasodilators in the case of peripheral blood supply disorders.
REFERENCES:
patent: 3644364 (1972-02-01), Anthony
Dyer et al., J. Med. Chem., vol. 8 (2), pp. 195-200 (1965).
Muller Jean-Claude
Ramuz Henri
Coughlan, Jr. Paul M.
Gould George M.
Hoffmann-La Roche Inc.
Isgro William G.
Saxe Jon S.
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