(2,4-Di-chloro-benzyl-idene)[2-(1H-indol-3-yl)eth-yl]amine

Area of Science:

• Organic Chemistry
• Crystallography
• Molecular Structure

Background:

• Schiff bases are versatile organic compounds with diverse applications.
• Understanding molecular conformation and intermolecular interactions is key to material properties.

Purpose of the Study:

• To elucidate the crystal structure and molecular geometry of a novel Schiff base compound.
• To investigate intermolecular interactions within the crystal lattice.

Main Methods:

• Single-crystal X-ray diffraction analysis was employed.
• Structural parameters including bond lengths, angles, and dihedral angles were determined.
• Intermolecular interactions, such as hydrogen bonds and C-H···π interactions, were analyzed.

Main Results:

• The compound crystallizes with the molecular formula C17H14Cl2N2.
• The Schiff base fragment exhibits an E configuration around the C=N bond.
• A significant dihedral angle of 80.86° exists between the indole and benzene rings.
• N-H···N hydrogen bonds form C(7) chains along the a-axis.
• Weak C-H···π interactions were observed, with no aromatic π-π stacking.

Conclusions:

• The crystal structure is stabilized by a network of N-H···N hydrogen bonds.
• The observed molecular conformation and weak interactions influence the packing in the solid state.
• This structural information is vital for understanding the compound's potential applications.