N-(2-Hydroxyethyl)-2-[2-(hydroxyimino)propanamido]ethanaminium 2-(hydroxyimino)propanoate
نویسندگان
چکیده
The cation of the title salt, C(7)H(16)N(3)O(3) (+)·C(3)H(4)NO(3) (-), the oxime group is trans with respect to the amide-carbonyl group. The components of the structure are united into a three-dimensional network by an extensive system of O-H⋯O and N-H⋯O hydrogen bonds.
منابع مشابه
2-Hydroxyimino-N′-[1-(2-pyridyl)ethylidene]propanohydrazide
The title compound, C(10)H(12)N(4)O(2), features an intra-molecular N-H⋯N hydrogen bond formed between the imine NH and oxime N atoms. The oxime group and the amide C=O bond are anti to each other. In the crystal, mol-ecules are connected by O-H⋯O hydrogen bonds into supra-molecular zigzag chains along the c axis.
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The title compound, [Zn(C(10)H(11)N(4)O(2))(2)]·2H(2)O, was prepared by the reaction between Zn(CH(3)COO)(2)·2H(2)O and 2-hydroxy-imino-N'-[1-(2-pyrid-yl)ethyl-idene]propano-hydrazide (Hpop). The central Zn(II) atom has a distorted tetra-gonal-bipyramidal coordination geometry formed by two amide O atoms and four N atoms of two azomethine and two pyridine groups. In the crystal, complex mol-ecu...
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In the title compound, C(8)H(6)N(2)O(3), the indol-2-one system is almost planar [maximum deviation = 0.010 (3) Å]. In the crystal structure, inter-molecular N-H⋯O, O-H⋯N and O-H⋯O hydrogen bonds link the mol-ecules into a three-dimensional network. π-π contacts between the indole ring systems [centroid-centroid distances = 3.494 (1), 3.731 (1) and 3.736 (1) Å] may further stabilize the structure.
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The title compound, C(15)H(13)ClN(2)O(2), adopts an E conformation with respect to the azomethine C=N bond. The aniline and phenol rings are almost coplanar, making a dihedral angle of 3.33 (2)°. In the crystal, the mol-ecules lie about inversion centers, forming dimers that are connected by inter-molecular O-H⋯N hydrogen bonds, resulting in six-membered rings with graph-set motif R(2) (2)(6). ...
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