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N'-(2-Chloro-benzyl-idene)-3,4,5-tri-methoxy-benzohydrazide methanol solvate.

ABSTRACT: In the title compound, C(17)H(17)ClN(2)O(4)·CH(4)O, the dihedral angle between the benzene ring planes is 5.29?(6)°. Inter-molecular N-H?O and O-H?O hydrogen bonds link the mol-ecules into a chain along the a axis.

SUBMITTER: He DH

PROVIDER: S-EPMC2962188 | biostudies-literature | 2008 Jul

REPOSITORIES: biostudies-literature

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N'-(2-Chloro-benzyl-idene)-3,4,5-tri-methoxy-benzohydrazide methanol solvate.

He Dao-Hang DH Zhu Yong-Chuang YC Yang Zhuo-Ru ZR Song Shao-Yun SY Chen Qi-Jin QJ

Acta crystallographica. Section E, Structure reports online 20080731 Pt 8

In the title compound, C(17)H(17)ClN(2)O(4)·CH(4)O, the dihedral angle between the benzene ring planes is 5.29 (6)°. Inter-molecular N-H⋯O and O-H⋯O hydrogen bonds link the mol-ecules into a chain along the a axis. ...[more]

PMID: 21203336

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N'-(2-Bromo-benzyl-idene)-3,4,5-tri-methoxy-benzohydrazide methanol solvate.

Project description:The title compound, C(17)H(17)BrN(2)O(4)·CH(4)O, was synthesized by the condensation of 3,4,5-trimethoxy-benzohydrazide and 2-bromo-benzaldehyde. The two aromatic rings are approximately planar, the dihedral angle being 3.08 (9)°. The mol-ecules are linked by inter-molecular N-H⋯O and O-H⋯O hydrogen bonds into chains along the a axis.

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N'-(3-Bromo-5-chloro-2-hydroxy-benzyl-idene)-3,4,5-trihydroxy-benzohydrazide methanol solvate.

Project description:The benzohydrazide mol-ecule of the title compound, C(14)H(10)BrClN(2)O(5)·CH(3)OH, is non-planar, the two aromatic rings at either side of the -C(=O)-NH-N=CH- unit being twisted by 5.9 (1)°. The benzohydrazide mol-ecule is linked to the solvent mol-ecule by an O-H⋯O hydrogen bond. Mol-ecules are connected by further O-H⋯O hydrogen bonds and an N-H⋯O link into a two-dimensional array.

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N'-(2,4-Dichloro-benzyl-idene)-4-methoxy-benzohydrazide methanol solvate.

Project description:In the title compound, C(15)H(12)Cl(2)N(2)O(2)·CH(3)OH, the hydrazone mol-ecule displays an E configuration about the C=N bond. The dihedral angle between the two benzene rings is 4.6?(2)°. In the crystal structure, the hydrazone and methanol mol-ecules are linked into a chain propagating along the a axis via N-H?O and O-H?O hydrogen bonds.

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N'-(3,5-Dichloro-2-hydroxy-benzyl-idene)-3-methoxy-benzohydrazide methanol solvate.

Project description:In the title compound, C(15)H(12)Cl(2)N(2)O(3)·CH(3)OH, the Schiff base mol-ecule is nearly planar, with a dihedral angle of 4.5 (2)° between the two benzene rings. An intra-molecular O-H⋯N hydrogen bond is observed. The methanol solvent mol-ecule is linked to the Schiff base mol-ecule through inter-molecular N-H⋯O and O-H⋯O hydrogen bonds.

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N'-(2-Chloro-5-nitro-benzyl-idene)-3-hydroxy-benzohydrazide methanol solvate.

Project description:In the title compound, C(14)H(10)ClN(3)O(4)·CH(3)OH, the dihedral angle between the two benzene rings is 33.9 (2)°. In the crystal structure, the methanol solvent mol-ecules are linked to the Schiff base mol-ecules through inter-molecular N-H⋯O and O-H⋯O hydrogen bonds. Mol-ecules are further linked through inter-molecular O-H⋯O and O-H⋯N hydrogen bonds, forming chains running along the b axis.

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2-Chloro-N'-(3,5-dibromo-2-hydroxy-benzyl-idene)benzohydrazide methanol solvate.

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N'-(3-Bromo-5-chloro-2-hydroxy-benzyl-idene)-2-chloro-benzohydrazide methanol solvate.

Project description:In the title compound, C(14)H(9)BrCl(2)N(2)O(2)·CH(4)O, the dihedral angle between the two benzene rings is 49.2 (2)° and an intra-molecular O-H⋯N hydrogen bond occurs. In the crystal struture, mol-ecules are linked by O-H⋯O and N-H⋯O hydrogen bonds.

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N'-(2-Hydr-oxy-5-chloro-benzyl-idene)-4-nitro-benzohydrazide methanol solvate.

Project description:The title compound, C(14)H(10)ClN(3)O(4)·CH(4)O, was synthesized from the reaction of 5-chloro-salicylaldehyde with 4-nitro-benzohydrazide in methanol. The Schiff base mol-ecule is nearly planar, with a dihedral angle of 9.1?(3)° between the two benzene rings. The methanol solvent mol-ecules are linked to the Schiff base mol-ecules by N-H?O, O-H?N and O-H?O hydrogen bonds, forming chains running parallel to the a axis.

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N'-(2,4-Dimethoxy-benzyl-idene)-3,4,5-trihydroxy-benzohydrazide ethanol solvate.

Project description:The title compound, C(16)H(16)N(2)O(6)·C(2)H(5)OH, was synthesized from 3,4,5-trihydroxy-benzoyl-hydrazide and 2,4-dimethoxy-benzaldehyde in ethanol. The compound is not planar, with the two aromatic planes of the two aromatic rings twisted by 15.6?(1)°. The hydr-oxy groups are involved in both intra-molecular O-H?O and inter-molecular O-H?N and O-H?O hydrogen bonds and a C-H?O interaction also occurs.

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4-Chloro-N'-(2-methoxy-benzyl-idene)benzohydrazide.

Project description:The title compound, C(15)H(13)ClN(2)O(2), was prepared by the reaction of 3-methoxy-benzaldehyde and 4-chloro-benzo-hydrazide in methanol. The asymmetric unit consists of two unique molecules, which are linked together in the form of a cross by N-H⋯O and N-H⋯N hydrogen bonds. The dihedral angles between the two benzene rings in the mol-ecules are 77.3 (1) and 44.1 (1)°. In the crystal structure, mol-ecules are linked through inter-molecular N-H⋯O hydrogen bonds, forming chains along the a axis.

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