Methyl 2-hy-droxy-4-iodo-benzoate

Area of Science:

• Crystallography
• Solid-state chemistry
• Materials science

Background:

• Understanding the crystal structure of organic compounds is crucial for predicting their physical and chemical properties.
• Hydrogen bonding plays a significant role in molecular assembly and material properties.

Purpose of the Study:

• To determine the precise crystal structure of the title compound (C8H7IO3) at low temperature (90 K).
• To investigate the nature and extent of hydrogen bonding within the crystal lattice.

Main Methods:

• Single-crystal X-ray diffraction at 90 K.
• Analysis of crystallographic data to determine atomic positions and symmetry.
• Identification and characterization of hydrogen bonding interactions.

Main Results:

• The title compound, C8H7IO3, crystallizes in the monoclinic space group P21/c.
• The crystal structure at 90 K reveals a layered arrangement of molecules.
• A single hydroxyl (OH) group participates in both inter-molecular and intra-molecular hydrogen bonding.

Conclusions:

• The low-temperature crystal structure of C8H7IO3 is characterized by a layered motif.
• The observed hydrogen bonding network significantly influences the molecular packing and structural stability.
• This study provides fundamental insights into the solid-state behavior of this compound.