Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1975-12-09
1977-06-21
Randolph, John D.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
2602948C, 260296N, 424263, C07D21344
Patent
active
040311031
ABSTRACT:
There is described 2-amino-5,7-disubstituted-naphthyridine and 5,7-disubstituted-naphthyridin-2(1H)-one derivatives with bronchodilating and hypotensive properties prepared by the reaction of 2,6-diaminopyridine with an appropriate .beta.-diketone providing the 2-amino products. The 2-oxo analogs are prepared from the 2-amino products by treatment with nitrous acid.
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Rooney Clarence Stanley
Williams Hayden Windsor Richard
Levitt Julian S.
Merck Sharp & Dohme (I.A.) Corporation
Randolph John D.
Riedl Edmunde D.
Rose David L.
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