Description

Carboxymethyl Diphenylphosphine Oxide CAS NO 1831-63-6 is an organophosphorus compound featuring a carboxymethyl group attached to a diphenylphosphine oxide moiety. This unique structure makes it a valuable intermediate and ligand in advanced chemical synthesis, particularly in catalytic and coordination chemistry. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for developing novel compounds and catalytic systems.

Application

• Key intermediate in the synthesis of novel organophosphorus ligands for transition metal catalysis.
• Precursor for the development of specialized flame retardants and plasticizers.
• Building block in pharmaceutical research for creating bioactive molecules with potential therapeutic applications.
• Used in agrochemical research for synthesizing new active ingredients and plant growth regulators.
• Functional monomer or additive in the production of advanced polymeric materials.
• Chelating agent in specific metal extraction or purification processes.
• Research chemical for studying phosphine oxide chemistry and reactivity.

Basic Information

Product Name	Carboxymethyl Diphenylphosphine Oxide
CAS No.	1831-63-6
Molecular Formula	C₁₅H₁₅O₃P
Molecular Weight	274.25 g/mol
Synonyms	(Carboxymethyl)diphenylphosphine oxide; Diphenylphosphinylacetic acid; (Diphenylphosphoryl)acetic acid; α-Oxodiphenylphosphineacetic acid; 2-(Diphenylphosphinyl)acetic acid; CMPO (in specific contexts); Phosphine oxide, (carboxymethyl)diphenyl-; Acetic acid, 2-(diphenylphosphinyl)-
EINECS	217-397-1

Quality Control

Our Carboxymethyl Diphenylphosphine Oxide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and titration methods, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases. The product may be hygroscopic; keep container tightly sealed when not in use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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