Date Published: June 01, 2012
Publisher: International Union of Crystallography
Author(s): Li-Ping Liu, Xiao-Dan Wang, Shuang Zhang, Jin-Sheng Gao.
In the title herbicideh/phytocide, known as imazapic, C14H17N3O3, the pyridine and imidazole rings are almost coplanar [dihedral angle = 3.08 (5)°]. An intramolecular O—H⋯N hydrogen bond occurs. In the crystal, an N—H⋯O hydrogen bond links molecules into a chain parallel to .
For the synthesis, see: Szezepanski et al. (1988 ▶).