(2,4-Dichloro-phen-yl)(diphenyl-phosphor-yl)methanol

Area of Science:

• Crystallography
• Organophosphorus Chemistry
• Solid-State Chemistry

Background:

• Understanding the solid-state structure of organophosphorus compounds is crucial for predicting their chemical behavior and potential applications.
• The specific arrangement of molecules in crystals influences macroscopic properties.
• Intermolecular forces, such as hydrogen bonds and van der Waals interactions, dictate crystal packing.

Purpose of the Study:

• To elucidate the crystal structure of the title compound, C(19)H(15)Cl(2)O(2)P.
• To analyze the dihedral angle between phenyl rings attached to the phosphorus atom.
• To investigate the intermolecular interactions responsible for crystal packing.

Main Methods:

• Single-crystal X-ray diffraction was employed to determine the molecular and crystal structure.
• Analysis of bond lengths, bond angles, and dihedral angles provided detailed structural information.
• Identification and analysis of intermolecular interactions, including hydrogen bonds and C-H···O interactions.

Main Results:

• The crystal structure of C(19)H(15)Cl(2)O(2)P was determined.
• A dihedral angle of 75.4(1)° was observed between the phenyl rings bonded to the phosphorus atom.
• Molecules form chains via O-H···O hydrogen bonds and a 3D array through C-H···O interactions.

Conclusions:

• The study provides a detailed structural characterization of C(19)H(15)Cl(2)O(2)P.
• The observed dihedral angle and intermolecular interactions offer insights into the compound's solid-state behavior.
• This structural data serves as a foundation for further investigations into the compound's properties and reactivity.