Description

Cyclopentyldiisobutylphosphine Oxide is a specialized organophosphorus compound characterized by its unique steric and electronic properties imparted by the cyclopentyl and diisobutyl substituents. This compound is a valuable ligand precursor and intermediate in advanced chemical synthesis, particularly in the development of catalysts for fine chemical and pharmaceutical manufacturing. It serves the needs of research institutions and industrial chemists working in homogeneous catalysis, materials science, and the synthesis of novel phosphorus-containing molecules.

Application

• As a ligand precursor in transition metal catalysis for cross-coupling reactions (e.g., Suzuki, Heck).
• Intermediate in the synthesis of specialized phosphine ligands with tailored steric bulk for asymmetric catalysis.
• Research chemical for studying structure-activity relationships in organometallic complexes.
• Building block in the development of flame retardants and polymer additives.
• Precursor for extractants and ionophores used in separation science and sensor technology.
• Component in advanced material formulations, including OLEDs and electronic chemicals.

Basic Information

Product Name	Cyclopentyldiisobutylphosphine Oxide
CAS No.	73986-83-1
Molecular Formula	C13H27OP
Molecular Weight	230.33 g/mol
Synonyms	Cyclopentyldiisobutylphosphine Oxide; Diisobutyl(cyclopentyl)phosphine Oxide; (Cyclopentyl)diisobutylphosphine Oxide; Phosphine oxide, cyclopentyldiisobutyl-; Cyclopentyldiisobutylphosphine oxide (CAS 73986-83-1); Cyclopentyldiisobutylphosphane oxide; Diisobutylcyclopentylphosphine oxide
EINECS	Contact for details

Quality Control

Our Cyclopentyldiisobutylphosphine Oxide is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and catalytic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%

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