Description

Triethylphosphine Sulfide is a versatile organophosphorus compound with a CAS number of 597-51-3. This chemical serves as a critical ligand precursor and building block in advanced material synthesis and catalysis. It is primarily sought after by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel compounds and processes.

Application

• As a key ligand precursor for the synthesis of transition metal catalysts used in cross-coupling reactions.
• As a building block in the research and development of novel organophosphorus pharmaceuticals and agrochemicals.
• In the synthesis of flame retardants and other specialty additives for polymers and materials.
• As a reagent in organic synthesis for the introduction of the thiophosphoryl functional group.
• In the development of ligands for homogeneous catalysis in fine chemical production.
• For research applications in coordination chemistry and material science.

Basic Information

Product Name	Triethylphosphine Sulfide
CAS No.	597-51-3
Molecular Formula	C6H15PS
Molecular Weight	150.22 g/mol
Synonyms	Triethylphosphine sulfide; Triethylphosphine sulphide; (Diethylphosphinothioyl)ethane; Phosphorothioic acid, triethyl ester; Sulfidotriethylphosphorane; Triethyl thiophosphine; P,P,P-Triethylphosphine sulfide; Ethylphosphine sulfide, tri-
EINECS	209-906-9

Quality Control

Our Triethylphosphine Sulfide is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by GC or HPLC and identity confirmation by spectroscopic methods, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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 for long-term stability. Keep away from 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.