N-(2,5-Dichloro­phen­yl)-4-methyl­benzene­sulfonamide
2011

Structure of a Chemical Compound with Chlorine and Sulfonamide Groups

publication Evidence: moderate

Author Information

Author(s): Shakuntala K., Foro Sabine, Gowda B. Thimme

Primary Institution: Mangalore University

Hypothesis

The study investigates the effect of substituents on the structures of N-(aryl)aryl­sulfonamides.

Conclusion

The crystal structure of 4-methyl-N-(2,5-dichlorophenyl)benzenesulfonamide was determined, revealing specific torsion angles and hydrogen bonding interactions.

Supporting Evidence

  • The N—C bond in the compound has gauche torsion angles with respect to the S=O bonds.
  • The molecule is bent at the S atom with a specific torsion angle.
  • The conformation of the N—H bond is syn to the ortho-chloro group in the adjacent benzene ring.
  • The benzene rings are tilted relative to each other by a specific angle.
  • An intramolecular N—H···Cl hydrogen bond is observed.
  • The crystal structure features dimers linked by N—H⋯O hydrogen bonds.

Takeaway

The researchers looked at how different chemical groups affect the shape of a specific molecule, finding interesting angles and bonds between atoms.

Methodology

X-ray diffraction was used to determine the crystal structure of the compound.

Digital Object Identifier (DOI)

10.1107/S1600536810050270

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