Description

Phosphinic Acid, Di(Phenoxymethyl)- CAS NO 21993-10-2 is a specialized organophosphorus compound featuring two phenoxymethyl substituents bonded to a phosphorus center. This unique structure makes it a valuable intermediate for synthesizing advanced materials and functional chemicals where specific ligand properties or flame retardancy are required. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and polymer additive industries for developing novel compounds and enhancing material performance.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel active pharmaceutical ingredients (APIs) and prodrugs, particularly those requiring specific phosphorus-based functional groups.
• Agrochemical Synthesis: Serves as a key building block for creating advanced herbicides, fungicides, and plant growth regulators with tailored properties.
• Flame Retardant Precursor: Acts as a reactive intermediate in the production of organophosphorus flame retardants for engineering plastics, textiles, and coatings.
• Ligand for Metal Complexes: Utilized in coordination chemistry to create specialized ligands for catalysis, metal extraction, or material science applications.
• Polymer Modification: Employed as a comonomer or additive to introduce phosphorus into polymer backbones, enhancing properties like thermal stability or adhesion.
• Research & Development: A crucial reagent in academic and industrial R&D for exploring new organophosphorus chemistry and material science.

Basic Information

Item	Detail
Product Name	Phosphinic Acid, Di(Phenoxymethyl)-
CAS No.	21993-10-2
Molecular Formula	C14H15O4P
Molecular Weight	278.24 g/mol
Synonyms	Di(phenoxymethyl)phosphinic acid; Bis(phenoxymethyl)phosphinic acid; (Phenoxymethoxy)(phenoxymethyl)phosphinic acid; Phosphinic acid, bis(phenoxymethyl)-; Di(phenoxymethyl)phosphinous acid (tautomer); Phosphonous acid, P,P-bis(phenoxymethyl)-; [Bis(phenoxymethoxy)phosphoryl]methane; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Every batch of Phosphinic Acid, Di(Phenoxymethyl)- is manufactured under a strict quality management system. We ensure high purity and batch-to-batch consistency through rigorous analytical testing, including HPLC, NMR, and titration methods. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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 bases and oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

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	≤ 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.