title: 3a,11b-Dihydr-oxy-2-oxo-2,3,3a,11b-tetra-hydro-1H-imidazo[4,5-f][1,10]phenanthrolin-7-ium chloride.
abstract: In the crystal structure of the title compound, C(13)H(11)N(4)O(3) (+)·Cl(-), the dihedral angle between the two pyridine rings is 9.72 (9) Å. Ions are linked via N-H⋯Cl, O-H⋯Cl and O-H⋯O hydrogen bonds, forming a three-dimensional framework.
authors.forename: Ying
authors.initials: Y
authors.lastname: Huang
authors.forename: Ming-Hua
authors.initials: MH
authors.lastname: Chen
authors.forename: Yun-Qian
authors.initials: YQ
authors.lastname: Zhang
authors.forename: Sai-Feng
authors.initials: SF
authors.lastname: Xue
authors.forename: Zhu
authors.initials: Z
authors.lastname: Tao