Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1978-12-26
1979-11-27
Coughlan, Jr., Paul M.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
544323, 544324, C07D23950, C07D40104, C07D40304
Patent
active
041761197
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: 3973016 (1976-08-01), Morrison et al.
patent: 4098791 (1978-07-01), Hylton et al.
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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