Description

Diphenyl[4-(Diphenylphosphinyl)Butyl]Phosphine Oxide is a specialized organophosphorus compound featuring a unique bifunctional structure. This compound is valued for its role as a versatile ligand and intermediate in advanced catalytic and synthetic processes. It is primarily sought by researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing novel materials and active ingredients.

Application

• As a ligand in transition metal catalysis for cross-coupling reactions (e.g., Suzuki, Heck).
• As a key intermediate in the synthesis of advanced photoinitiators and photoactive materials.
• In the research and development of novel pharmaceutical compounds and active pharmaceutical ingredients (APIs).
• For the preparation of specialty polymers and flame retardants with enhanced properties.
• As a chelating agent or extractant in metal separation and purification processes.
• In agrochemical research for the synthesis of new herbicides or plant growth regulators.
• As a building block for organic electronic materials, such as OLEDs or OFETs.

Basic Information

Product Name	Diphenyl[4-(Diphenylphosphinyl)Butyl]Phosphine Oxide
CAS No.	4151-27-3
Molecular Formula	C34H32O2P2
Molecular Weight	534.57 g/mol
Synonyms	1,4-Butanediylbis[diphenylphosphine oxide]; Bis(diphenylphosphinyl)butane; 1,4-Bis(diphenylphosphinyl)butane; Tetraphenyl-1,4-butanediyldiphosphine dioxide; DPPO; Diphenyl[4-(diphenylphosphinyl)butyl]phosphine oxide; 4-(Diphenylphosphinyl)butyldiphenylphosphine oxide
EINECS	Contact for details

Quality Control

Our Diphenyl[4-(Diphenylphosphinyl)Butyl]Phosphine Oxide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and consistency. Certificates of Analysis (COA) detailing all specifications are provided to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.