Description

Bis(Hydroxymethyl)Phosphinic Acid is a versatile organophosphorus compound characterized by its unique phosphinic acid core flanked by hydroxymethyl groups. This bifunctional structure makes it a valuable intermediate for synthesizing flame retardants, metal chelating agents, and specialty polymers. It is particularly sought after by manufacturers in the plastics, textile, and water treatment industries for developing advanced materials with enhanced properties.

Application

• Flame Retardant Synthon: A key intermediate in the production of reactive and additive phosphorus-based flame retardants for plastics, polyurethane foams, and textiles.
• Metal Chelation & Water Treatment: Used to formulate chelating agents for controlling scale and corrosion in industrial water systems and for metal ion sequestration.
• Polymer Modification: Serves as a cross-linking agent or monomer for synthesizing specialty polymers with improved thermal stability or adhesion properties.
• Pharmaceutical & Agrochemical Intermediates: Employed in the synthesis of bioactive molecules and crop protection agents due to its phosphinate functionality.
• Surface Treatment & Coatings: Used in formulations for metal surface pretreatment and coatings to enhance corrosion resistance and adhesion.
• Research & Development: A valuable building block in organic and materials chemistry research for creating novel organophosphorus compounds.

Basic Information

Product Name	Bis(Hydroxymethyl)Phosphinic Acid
CAS No.	2074-67-1
Molecular Formula	C₂H₇O₄P
Molecular Weight	126.05 g/mol
Synonyms	BHMP; Dihydroxymethylphosphinic Acid; (Dihydroxymethyl)phosphinic Acid; Phosphinic acid, P,P-bis(hydroxymethyl)-; NSC 402124; Bis(hydroxymethyl)phosphine oxide, acid form; 1,1-Dihydroxy-1-phosphapropane-1-oxide
EINECS	218-189-9

Quality Control

Our Bis(Hydroxymethyl)Phosphinic Acid is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including assay by titration and impurity profile analysis, to ensure it meets precise specifications for purity and consistency. A comprehensive Certificate of Analysis (COA) documenting identity, purity, and other critical parameters is provided with every shipment to guarantee traceability and compliance.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Melting Point	Contact for details
pH (in solution)	Contact for details

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