Description

Trihexylphosphine is a versatile organophosphorus compound widely used as a ligand in transition metal catalysis and as a key intermediate in specialty chemical synthesis. Its value lies in its strong electron-donating properties and steric bulk, which are critical for controlling reaction rates and selectivity in complex chemical processes. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity reagents for catalyst development and fine chemical production.

Application

• As a ligand in homogeneous catalysis for cross-coupling reactions (e.g., Heck, Suzuki, Sonogashira).
• As a precursor for phase-transfer catalysts and ionic liquids.
• In the synthesis of photoinitiators and other specialty polymers.
• As a stabilizing agent for metal nanoparticles and quantum dots.
• In organic light-emitting diode (OLED) material research and development.
• For the preparation of phosphonium salts used in Wittig reactions.
• As a reagent in organometallic chemistry and coordination complex synthesis.

Basic Information

Product Name	Trihexylphosphine
CAS No.	4168-73-4
Molecular Formula	C₁₈H₃₉P
Molecular Weight	286.48 g/mol
Synonyms	Tri-n-hexylphosphine; Phosphorous Trihexyl; THP; Hexylphosphine, tri-; Tris(hexyl)phosphine; Trihexyl phosphine; n-Hexylphosphine; 1-Hexanephosphine, 1,1',1''-phosphinylidynetris-
EINECS	224-027-5

Quality Control

Our Trihexylphosphine is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC and NMR analysis, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C to minimize oxidation and prolong shelf life. Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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