Description

α-Hydroxybenzylphosphinic Acid Sodium Salt is an organophosphorus compound of significant industrial interest. This chemical serves as a versatile intermediate and functional additive, valued for its unique phosphinic acid moiety. It is primarily utilized in sectors such as pharmaceuticals, agrochemicals, and specialty polymer synthesis, where it acts as a key building block or performance modifier.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring phosphorus-containing functional groups.
• Agrochemical Synthesis: Acts as a precursor or additive in the manufacture of herbicides, plant growth regulators, and other crop protection agents.
• Flame Retardant Synergist: Employed as a component in flame-retardant formulations for plastics and textiles.
• Ligand for Metal Catalysis: Functions as a chelating agent or ligand in transition metal catalysis for organic synthesis.
• Water Treatment Chemical: Used as a scale and corrosion inhibitor in industrial water treatment systems.
• Polymer Modification: Incorporated as a comonomer or additive to impart specific properties like thermal stability or adhesion to polymers.

Basic Information

Product Name	α-Hydroxybenzylphosphinic Acid Sodium Salt
CAS No.	7492-18-4
Molecular Formula	C7H8NaO3P
Molecular Weight	194.10 g/mol
Synonyms	Benzylphosphinic acid, α-hydroxy-, monosodium salt; (Hydroxy(phenyl)methyl)phosphinic acid sodium salt; Sodium (hydroxy(phenyl)methyl)phosphinate; Phenyl(hydroxy)methylphosphinic acid sodium salt; α-Hydroxybenzylphosphonate sodium derivative; Sodium α-hydroxybenzylphosphinate; AHBP-Na
EINECS	Contact for details

Quality Control

Our α-Hydroxybenzylphosphinic Acid Sodium Salt is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics 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 controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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