Bis(4-bromophenyl)phenylphosphine oxide
[CAS# 93869-52-4]

Identification

• Classification: Chemical reagent >> Organic reagent >> Phosphine ligand
• Name: Bis(4-bromophenyl)phenylphosphine oxide
• Synonyms: 1-bromo-4-[(4-bromophenyl)-phenylphosphoryl]benzene
• Molecular Formula: C₁₈H₁₃Br₂OP
• Molecular Weight: 436.08
• CAS Registry Number: 93869-52-4
• EC Number: 833-793-4
• SMILES: C1=CC=C(C=C1)P(=O)(C2=CC=C(C=C2)Br)C3=CC=C(C=C3)Br

Safety Data

• Hazard Symbols: GHS07 Warning
• Hazard Statements: H315-H319
• Precautionary Statements: P264-P264+P265-P280-P302+P352-P305+P351+P338-P321-P332+P317-P337+P317-P362+P364

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319

Discovory and Applicatios

Bis(4-bromophenyl)phenylphosphine oxide is a notable compound in the field of organophosphorus chemistry, recognized for its unique structural and functional properties. This chemical substance combines a phosphorus atom with three distinct phenyl groups, two of which are substituted with bromine atoms, making it a versatile and valuable component in various chemical applications.

The discovery of Bis(4-bromophenyl)phenylphosphine oxide emerged from the study of phosphorus-containing ligands and their roles in catalysis and material science. The compound is synthesized through the oxidation of bis(4-bromophenyl)phenylphosphine, where the phosphine group is converted to a phosphine oxide. This oxidation process introduces a highly polar functional group, which significantly alters the chemical behavior of the molecule.

One of the primary applications of Bis(4-bromophenyl)phenylphosphine oxide is in coordination chemistry. The compound serves as a valuable ligand in the formation of metal complexes. The phosphine oxide group enhances the coordination ability of the molecule, allowing it to form stable complexes with various metal centers. These metal complexes are often used as catalysts in chemical reactions, including those in organic synthesis and industrial processes. The presence of bromine atoms in the phenyl groups can also influence the electronic properties of the metal center, affecting the reactivity and selectivity of the catalyzed reactions.

In addition to its role in catalysis, Bis(4-bromophenyl)phenylphosphine oxide is utilized in materials science. Its ability to form robust metal complexes makes it suitable for the development of advanced materials with specific properties. These materials can be employed in various applications, such as in electronic devices, sensors, and as components in high-performance coatings. The compound's unique structural features contribute to its functionality in these applications, providing both stability and reactivity.

The compound's utility extends to environmental and chemical research, where it is used as a reagent in the synthesis of other phosphorus-containing compounds. Its reactivity and stability make it a valuable tool for exploring new chemical transformations and developing novel materials with tailored properties.

Overall, Bis(4-bromophenyl)phenylphosphine oxide represents a significant advancement in the field of organophosphorus chemistry. Its discovery has paved the way for numerous applications in catalysis, materials science, and chemical synthesis. By combining the unique features of the phosphine oxide group with the brominated phenyl rings, this compound continues to be an important asset for researchers and practitioners in various scientific disciplines.