N'-(2-Chloro-5-nitro-benzyl-idene)isonicotinohydrazide.

Area of Science:

• Organic Chemistry
• Crystallography
• Molecular Structure

Background:

• Synthesis of novel organic compounds is crucial for developing new materials and pharmaceuticals.
• Understanding molecular configurations and crystal packing provides insights into chemical properties and potential applications.

Purpose of the Study:

• To synthesize and characterize a novel chemical compound with the formula C(13)H(9)ClN(4)O(3).
• To elucidate the molecular geometry, including bond configurations and dihedral angles between aromatic rings.
• To investigate the intermolecular interactions and crystal structure through hydrogen bonding.

Main Methods:

• Condensation reaction between 2-chloro-5-nitro-benzaldehyde and isonicotinohydrazide in methanol.
• X-ray crystallography to determine the crystal structure and molecular conformation.
• Analysis of bond angles, dihedral angles, and intermolecular hydrogen bonding (N-H⋯O).

Main Results:

• Successful synthesis of the target compound C(13)H(9)ClN(4)O(3).
• The molecule exhibits a trans configuration around the C=N and C-N bonds.
• A dihedral angle of 12.1(2)° was measured between the benzene and pyridine rings.
• Crystal structure analysis revealed the formation of dimers through intermolecular N-H⋯O hydrogen bonds.

Conclusions:

• The study successfully synthesized and characterized a new organic compound.
• The determined molecular and crystal structure provides fundamental data for this class of compounds.
• The identified hydrogen bonding pattern is key to the compound's self-assembly in the solid state.