Triphenylphosphine oxide–2-(4-hydroxybenzenyl)-4,4,5,5-tetramethylimidazolidine-1-oxyl 3-oxide (1/1)
نویسندگان
چکیده
The title compound, C(18)H(15)OP·C(13)H(17)N(2)O(3), belongs to a series of mol-ecular systems based on triphenyl-phosphine oxide. The O atom of the oxide group acts as an acceptor for hydrogen bonds from -OH groups of the nitronyl nitroxide. The crystal structure is stabilized by O-H⋯O hydrogen bonds.
منابع مشابه
2-(1H-Indol-3-yl)-4,4,5,5-tetramethylimidazolidine-1-oxyl 3-oxide
In the title compound, C(15)H(18)N(3)O(2), the plane of the indole ring system is twisted with respect to the plane of the nitronyl nitroxide moiety, exhibiting a dihedral angle of 21.61 (6)°. The crystal packing is stabilized by N-H⋯O hydrogen bonds and weak C-H⋯O inter-actions.
متن کامل4,4,5,5-Tetramethyl-2-(4-pyridinio)imidazoline-1-oxyl-3-oxide chloride
The title compound C(12)H(17)N(3)O(2) (+)·Cl(-) consists of a discrete [NITpPyH](+) cation [NITpPy = 2-(4'-pyrid-yl)-4,4,5,5-tetra-methyl-imidazoline-1-oxyl-3-oxide] and a chloride anion. The NITpPy mol-ecule is protonated at the N atom of the pyridyl ring. The anions and cations are connected via N-H⋯Cl hydrogen bonds.
متن کاملDiazidobis[4,4,5,5-tetramethyl-2-(1,3-thiazol-2-yl)-2-imidazoline-1-oxyl 3-oxide-κ2 N 1,O 3]nickel(II)
In the title compound, [Ni(N(3))(2)(C(10)H(14)N(3)O(2)S)(2)], the Ni(II) atom lies on an inversion center and adopts a distorted trans-NiO(2)N(4) octa-hedral geometry, coordinated by two N,O-bidentate 4,4,5,5-tetra-methyl-2-(5-methyl-imidazol-4-yl)-2-imidazoline-1-oxyl 3-oxide nitronyl nitroxide radical ligands and two monodentate azide anions.
متن کامل4,4,5,5-Tetramethyl-2-(4-pyridinio)-2-imidazoline-1-oxyl-3-oxide perchlorate
The crystal structure of the title compound, C(12)H(17)N(3)O(2) (+)·ClO(4) (-), consists of 4,4,5,5-tetra-methyl-2-(4-pyridinio)imidazoline-1-oxyl-3-oxide radical cations and perchlorate anions. Both the cation and the Cl atom of the anion are located on the same twofold rotation axis, and the crystal structure shows the average structure for the radical cation. The five-membered ring assumes a...
متن کاملBis[4,4,5,5-tetramethyl-2-(pyridin-2-yl-κ2 N)imidazoline-1-oxyl 3-oxide-κO]tris(nitrato-κ2 O,O′)terbium(III)
The title compound, [Tb(NO(3))(3)(C(12)H(16)N(3)O(2))(2)], was prepared from the nitroxide radical ligand 4,4,5,5-tetra-methyl--2-(pyridin-2-yl)-imidazoline-1-oxyl-3-oxide and Tb(III) nitrate. The Tb(III) ion adopts a doubly-capped square-anti-prismatic coord-ination environment defined by three chelating nitrate anions and two N,O-bidentate nitronyl nitroxide radical ligands. Weak C-H⋯O hydrog...
متن کامل