ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, vol.63, 2007 (SCI-Expanded)
In the molecule of the title compound, C9H11N3O2, the glyoxime group has an E configuration. In the crystal structure, the molecules are linked into a ribbon-like structure along the c axis by intermolecular O-H center dot center dot center dot N and O-H center dot center dot center dot O hydrogen bonds.