Description

Hydroxymethylphosphonic Acid Monoethyl Ester is a key organophosphorus compound with a unique phosphonic acid ester structure. This chemical is valued for its bifunctional reactivity, serving as a versatile intermediate and chelating agent in advanced industrial synthesis. It is primarily sought by manufacturers in the water treatment, metal finishing, and specialty chemical sectors for its ability to form stable complexes and modify surface properties.

Application

• Scale and Corrosion Inhibitor Formulations: A critical component in industrial water treatment chemicals for cooling towers, boilers, and reverse osmosis systems.
• Metal Surface Treatment: Used in metal cleaning, pickling, and plating baths to control metal ion precipitation and enhance surface quality.
• Synthesis of Phosphonate-based Polymers: Acts as a monomer or intermediate for producing polymers used in detergents, dispersants, and anti-scalants.
• Chelating Agent: Effective sequestrant for calcium, magnesium, and other multivalent cations in various chemical processes.
• Textile and Leather Processing: Employed as a stabilizing agent and tanning auxiliary to improve product performance.
• Oilfield Chemicals: Utilized in drilling fluids and production chemicals for scale inhibition and stabilization.
• Pulp and Paper Industry: Helps in peroxide stabilization and control of metal-catalyzed decomposition during bleaching processes.
• Agricultural Chemical Intermediate: Serves as a building block for certain herbicides and plant growth regulators.

Basic Information

Product Name	Hydroxymethylphosphonic Acid Monoethyl Ester
CAS No.	260252-89-9
Molecular Formula	C3H9O5P
Molecular Weight	156.07 g/mol
Synonyms	Monoethyl hydroxymethylphosphonate; Ethyl hydroxymethylphosphonate; (Hydroxymethyl)phosphonic acid monoethyl ester; Phosphonic acid, P-(hydroxymethyl)-, monoethyl ester; HMP-ME; HEHMP; Ethyl ester of hydroxymethylphosphonic acid
EINECS	Contact for details

Quality Control

Our production of Hydroxymethylphosphonic Acid Monoethyl Ester adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, impurity profiling, and physical characterization, to ensure consistency and compliance with customer specifications. Certificates of Analysis (COA) documenting purity, identity, and key parameters are provided with each shipment and are available upon request.

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 acidic nature, keep away from strong bases, oxidizing agents, and incompatible materials. Ensure containers are kept upright and properly labeled.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
pH (10% solution)	1.5 - 3.5
Density (20°C)	1.25 - 1.35 g/cm³

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