ChEBI: 4-(6-hydroxypyridin-3-yl)-4-oxobutyric acid is a 4-oxo monocarboxylic acid that is succinic acid in which one of the carboxyl hydroxy groups is substituted by a 6-hydroxypyridin-3-yl group. It is a monohydroxypyridine, a 4-oxo monocarboxylic acid and an aromatic ketone. It is functionally related to a succinic acid. It is a conjugate acid of a 4-(6-hydroxypyridin-3-yl)-4-oxobutyrate.