Description

Hexyldiphenylphosphine Oxide is a versatile organophosphorus compound widely used as a ligand and intermediate in advanced chemical synthesis. Its primary value lies in its ability to facilitate key catalytic and coupling reactions, enabling the production of high-value specialty chemicals and materials. This product is essential for research and development laboratories, pharmaceutical manufacturers, and fine chemical producers engaged in creating novel compounds, catalysts, and functional materials.

Application

• As a ligand in transition metal catalysis for cross-coupling reactions (e.g., Suzuki, Heck, Sonogashira).
• As a key chemical intermediate in the synthesis of more complex phosphine-based ligands and organophosphorus compounds.
• In pharmaceutical research for the development of active pharmaceutical ingredients (APIs) and drug candidates.
• For the production of specialty polymers and advanced materials where phosphorus incorporation modifies properties.
• In agrochemical research for the synthesis of novel herbicides, insecticides, and plant growth regulators.
• As a precursor or stabilizer in the formulation of catalysts and electronic materials.

Basic Information

Product Name	Hexyldiphenylphosphine Oxide
CAS No.	19259-70-2
Molecular Formula	C18H23OP
Molecular Weight	286.35 g/mol
Synonyms	Hexyl(diphenyl)phosphine oxide; Diphenylhexylphosphine oxide; n-Hexyl(diphenyl)phosphine oxide; Phosphine oxide, hexyldiphenyl-; (Hexyl)diphenylphosphine oxide; n-Hexyldiphenylphosphine oxide; 1-Hexylphosphine oxide, 1,1-diphenyl-; Hexyldiphenylphosphine oxide (HDPO)
EINECS	242-923-7

Quality Control

Our Hexyldiphenylphosphine Oxide is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for purity, appearance, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%

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