6941. Oxiniacic Acid

Nomenclature

CAS number: 2398-81-4
3-Pyridinecarboxylic acid 1-oxide; nicotinic acid 1-oxide; 3-carboxypyridine N-oxide.
C6H5NO3; mol wt 139.11.
C 51.80%, H 3.62%, N 10.07%, O 34.50%.

Description and references

Prepn: Clemo, Koenig, J. Chem. Soc. 1949, S231; Taylor, Crovetti, J. Org. Chem. 19, 1633 (1954). Mass spectrum: Bild, Hesse, Helv. Chim. Acta 50, 1885 (1967). Therapeutic effect: Debay, Thery, BE 618968 (1962), C.A. 58, 12375e (1963).

Chemical structure

Properties

Needles, mp 254-255° (dec). Slightly soluble in cold water, more sol in hot water, hot glacial acetic acid, hot methanol, less sol in ethanol. Insol in light petroleum, benzene, chloroform. uv max (0.1N H2SO4): 220, 260 nm (ε 22400, 10200).

Derivative

Ethanolamine salt.

Nomenclature

CAS number: 36296-31-8
Ethanolamine oxiniacate; Novacyl (Astra).
C6H5NO3.C2H7NO; mol wt 200.19.
C 48.00%, H 6.04%, N 13.99%, O 31.97%.

Therapeutic Category

Antilipemic.

Keywords

Antilipemic; Nicotinic Acid Derivatives