1,8-Naphthyridine compounds

Details 1,8-Naphthyridine compounds 1,8-Naphthyridine compounds

1974-06-07

1976-06-08

Rotman, Alan L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260295N, 260296N, 424263, C07D21344, C07D47114

Patent

active

039622622

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.

REFERENCES:
patent: 3842087 (1974-10-01), Williams et al.

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