Methyl ({[(4E)-1,3-dimethyl-2,6-di-phenyl-piperidin-4-yl-idene]amino}-oxy)acetate

Area of Science:

• Crystallography
• Organic Chemistry
• Molecular Structure Analysis

Background:

• Understanding the three-dimensional structure of organic compounds is crucial for predicting their properties and reactivity.
• Piperidine derivatives are common scaffolds in medicinal chemistry and materials science.

Purpose of the Study:

• To elucidate the precise molecular geometry and crystal packing of the title compound, C22H26N2O3.
• To characterize the conformational preferences of the piperidine ring and its substituents.

Main Methods:

• Single-crystal X-ray diffraction was employed to determine the atomic arrangement.
• Analysis of bond lengths, bond angles, and dihedral angles provided detailed structural information.
• Intermolecular interactions, such as C-H⋯π bonds, were identified.

Main Results:

• The piperidine ring adopts a chair conformation.
• Phenyl rings at the 2- and 6-positions are equatorially oriented with a dihedral angle of 49.75°.
• The amino-oxy acetate group at the 4-position is in an equatorial orientation.
• Inversion dimers linked by C-H⋯π interactions were observed in the crystal lattice.

Conclusions:

• The study provides a comprehensive crystallographic analysis of C22H26N2O3.
• The observed conformation and intermolecular interactions offer insights into the solid-state behavior of this compound.
• This structural data serves as a foundation for further investigations into the compound's chemical and physical properties.