Description

Cyclopentylphenylphosphine is a versatile organophosphorus compound widely used as a key ligand in transition metal catalysis. Its unique steric and electronic properties make it highly valuable for facilitating challenging cross-coupling and hydrogenation reactions in fine chemical synthesis. This specialty chemical is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity, reliable intermediates for complex synthetic routes.

Application

• As a ligand in homogeneous catalysis for Suzuki-Miyaura, Heck, and Negishi cross-coupling reactions.
• Critical component in asymmetric hydrogenation catalysts for the production of chiral pharmaceutical intermediates.
• Used in the synthesis of specialty phosphine ligands with tailored properties for specific catalytic applications.
• Employed in academic and industrial R&D for developing new methodologies in organometallic chemistry.
• Intermediate in the manufacture of photoinitiators and other functional materials.
• Potential use in OLED (Organic Light-Emitting Diode) material research as a precursor.

Basic Information

Product Name	Cyclopentylphenylphosphine
CAS No.	54722-15-5
Molecular Formula	C11H15P
Molecular Weight	178.21 g/mol
Synonyms	Cyclopentyl(phenyl)phosphine; P-Cyclopentyl-P-phenylphosphine; Phosphinous acid, P-cyclopentyl-P-phenyl-; (Cyclopentyl)phenylphosphine; Cyclopentyl-phenyl-phosphine; Phenylcyclopentylphosphine
EINECS	Contact for details

Quality Control

Our Cyclopentylphenylphosphine is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity, typically ≥95% (GC). Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality management system is designed to meet the stringent requirements of research and process development.

Storage

Preserve in a tightly closed container, protected from light. Due to its properties of being easily oxidized (store under inert atmosphere) and hygroscopic (moisture-sensitive), it is recommended to store the material under an inert gas (argon or nitrogen) in a cool, dry place at 15-25°C. Keep the container tightly sealed when not in use to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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