title: 4-Hydroxy-3-methoxybenzaldehyde 4,5-diazafluoren-9-ylidenehydrazone
abstract: The whole molecule of the title compound, C(19)H(14)N(4)O(2), is essentially planar, with a highly conjugated pi system. In the crystal, the molecules are packed as chains along the [011] direction connected by O-H.N intermolecular hydrogen bonds.
authors.affiliation: X-ray Crystallography Unit, School of Physics, Universiti Sains Malaysia, 11800 USM, Penang, Malaysia.
authors.lastname: Shanmuga Sundara Raj S
authors.initials: HK
authors.lastname: Fun
authors.initials: ZL
authors.lastname: Lu
authors.initials: W
authors.lastname: Xiao
authors.initials: XY
authors.lastname: Gong
authors.initials: CM
authors.lastname: Gen