2,3-Dihydro-3-(2-pyridinyl)-4H-1-benzopyran-4-one N-oxides

Details 2,3-Dihydro-3-(2-pyridinyl)-4H-1-benzopyran-4-one N-oxides 2,3-Dihydro-3-(2-pyridinyl)-4H-1-benzopyran-4-one N-oxides

1976-04-13

1977-03-22

Jiles, Henry R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260296B, 424263, 260297R, 260296R, C07D40504

Patent

active

040136736

ABSTRACT:
There is disclosed 2,3-dihydro-3-(2-pyridinyl)-4H-1-benzopyran-4-one N-oxides of the formula: ##STR1## in which R.sub.1 is hydrogen, halogen, lower alkyl, hydroxy, lower alkoxy or amino; R.sub.2 is hydrogen or --CH.sub.2 OH. These compounds are indicated in the treatment of gastric ulcers.

REFERENCES:
patent: 2621189 (1952-12-01), Wiley
patent: 3419560 (1968-12-01), Bernstein
patent: 3704323 (1972-11-01), Krapcho et al.

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