Description

Diethylphosphine is a highly reactive organophosphorus compound with the CAS number 627-49-6, serving as a versatile building block in advanced chemical synthesis. Its value lies in its ability to act as a potent nucleophile and ligand, facilitating the creation of complex phosphorus-containing molecules. This chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors, where it is used to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting neurological pathways.
• Agrochemical Synthesis: Used in the production of advanced herbicides, insecticides, and plant growth regulators.
• Catalyst and Ligand Precursor: Serves as a starting material for creating specialized phosphine ligands used in homogeneous catalysis (e.g., cross-coupling reactions).
• Flame Retardant Additive: Incorporated into polymer formulations to enhance flame-retardant properties.
• Chemical Vapor Deposition (CVD): Acts as a phosphorus source in the CVD process for depositing thin films in semiconductor manufacturing.
• Organic Synthesis Reagent: Employed in various organic transformations, including the synthesis of phosphonium salts and other organophosphorus compounds.

Basic Information

Product Name	Diethylphosphine
CAS No.	627-49-6
Molecular Formula	C4H11P
Molecular Weight	90.10 g/mol
Synonyms	Phosphinous acid, diethyl-; Diethylphosphane; Diethylphosphorus hydride; DEPH; (Diethyl)phosphine; Et2PH; Diethyl phosphine; Phosphorane, diethyl-
EINECS	210-987-8

Quality Control

Our Diethylphosphine is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for every shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality systems are designed to meet the rigorous demands of research and industrial-scale synthesis.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and easily oxidized nature, this product must be stored under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C). Keep away from heat, sparks, open flames, and oxidizing agents. Use only in a well-ventilated area or fume hood.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 95.0%
Diethylphosphine Oxide	≤ 2.0%
Triethylphosphine	≤ 1.0%
Water Content (KF)	≤ 0.5%

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