Description

n-Butylphosphine is a versatile organophosphorus compound primarily used as a key ligand and precursor in advanced chemical synthesis. Its value lies in its strong nucleophilic and reducing properties, making it essential for creating complex molecular architectures. This chemical is critically needed by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty materials sectors, particularly for catalyst development and fine chemical production.

Application

• Catalyst Ligand in Homogeneous Catalysis: Serves as a crucial ligand for transition metal catalysts used in cross-coupling reactions, hydrogenation, and hydroformylation.
• Precursor for Specialty Phosphines: Acts as a building block for synthesizing more complex, tailor-made phosphine ligands with specific steric and electronic properties.
• Semiconductor Manufacturing: Used in the chemical vapor deposition (CVD) or atomic layer deposition (ALD) processes for doping or as a precursor to III-V semiconductor materials.
• Polymerization Initiator/Co-catalyst: Employed in the production of specialized polymers and elastomers.
• Organic Synthesis Intermediate: Functions as a potent nucleophile and reducing agent in the synthesis of pharmaceuticals and agrochemicals.
• Flame Retardant Synthon: Utilized as an intermediate in the development of organophosphorus flame retardants.

Basic Information

Product Name	n-Butylphosphine
CAS No.	1732-74-7
Molecular Formula	C4H11P
Molecular Weight	90.10 g/mol
Synonyms	Butylphosphine; Tri-n-butylphosphine; Phosphinous acid, butyl-; Butylphosphane; n-Butylphosphane; 1-Butylphosphine; Monobutylphosphine; PBu
EINECS	217-076-0

Quality Control

Our n-Butylphosphine is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analysis including GC, NMR, and titration methods to verify identity, assay, and impurity profiles. Certificates of Analysis (COA) documenting all test results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, well-ventilated area, away from oxidizing agents and strong acids. Due to its pyrophoric nature and sensitivity to air and moisture, containers must be kept sealed and handled under inert conditions.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
n-Butylphosphine Oxide	≤ 3.0%
Dibutylphosphine	≤ 1.5%
Water (Karl Fischer)	≤ 0.5%

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