Description

5-(Diphenylphosphinyl)Pentanoic Acid is a high-purity organophosphorus compound with a carboxylic acid functional group, serving as a versatile intermediate in advanced chemical synthesis. Its unique structure makes it a valuable ligand precursor and building block for creating complex molecules with tailored properties. This product is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring phosphine oxide or phosphonate moieties.
• Ligand Synthesis: Used as a precursor for the preparation of specialized phosphine ligands for catalysis in asymmetric synthesis and cross-coupling reactions.
• Agrochemical Research: Employed in the development of novel herbicides, fungicides, and plant growth regulators.
• Material Science: Acts as a monomer or additive in the production of advanced polymers, flame retardants, and specialty coatings.
• Chemical Synthesis: Serves as a versatile intermediate for introducing the diphenylphosphinylpentanoate group into target molecules.
• Academic & Industrial R&D: Utilized in research laboratories for method development and exploring new synthetic pathways.

Basic Information

Product Name	5-(Diphenylphosphinyl)Pentanoic Acid
CAS No.	71140-70-0
Molecular Formula	C17H19O3P
Molecular Weight	302.31 g/mol
Synonyms	5-(Diphenylphosphinyl)valeric Acid; 5-(Diphenylphosphinyl)pentanoic Acid; 5-(Diphenylphosphinyl)pentanoic acid; Diphenylphosphinylpentanoic Acid; Valeric acid, 5-(diphenylphosphinyl)-; 5-Diphenylphosphinylpentanoic acid; 5-(Diphenylphosphinyl)valeric acid; 5-(Diphenylphosphinyl)pentanoic acid (CAS 71140-70-0)
EINECS	Contact for details

Quality Control

Our 5-(Diphenylphosphinyl)Pentanoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and titration methods, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for every lot and provided upon request to support your quality assurance protocols.

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); keep the container tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	< 20 ppm

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