Description

2-[Phosphonooxy]-2-Propenoic Acid Monosodium Salt, Hydrate is a functionalized acrylic acid derivative that combines a reactive vinyl group with a phosphonate moiety. This unique structure makes it a valuable intermediate for synthesizing specialized polymers and surface-active agents. It is primarily utilized by R&D chemists and process engineers in the production of scale inhibitors, dispersants, and specialty monomers for water treatment and advanced material applications.

Application

• Scale and Corrosion Inhibitor Precursor: A key intermediate in the synthesis of phosphonated polymers used to control scale formation (e.g., calcium carbonate, calcium sulfate) and corrosion in industrial water treatment systems, including cooling towers and boilers.
• Dispersant Synthesis: Used to manufacture high-performance dispersants for pigments, clays, and inorganic fillers in coatings, ceramics, and paper production.
• Specialty Monomer for Copolymers: Serves as a functional monomer to introduce phosphonate groups into acrylic, methacrylic, or maleic acid-based copolymers, enhancing chelation and surface adhesion properties.
• Biomimetic Material Research: Investigated in academic and industrial R&D for creating biomimetic materials that mimic bone mineralization or for surface modification of biomedical implants.
• Detergent Builder Intermediate: Employed in the development of phosphate-free detergent builders and chelating agents for enhanced cleaning performance in hard water.
• Textile and Leather Processing Aid: Acts as a precursor for chemicals used in tanning, dyeing, and finishing processes to improve uptake and fixation.

Basic Information

Product Name	2-[Phosphonooxy]-2-Propenoic Acid Monosodium Salt, Hydrate
CAS No.	53823-68-0
Molecular Formula	C3H4NaO6P · xH2O
Molecular Weight	190.02 (Anhydrous basis)
Synonyms	2-Phosphonooxyacrylic acid monosodium salt; Sodium 2-(phosphonooxy)acrylate hydrate; Acrylic acid, 2-(phosphonooxy)-, monosodium salt, hydrate; Vinylphosphonic acid sodium salt derivative; Monosodium 1-carboxy-2-hydroxyethylphosphonate; Propenoic acid, 2-(phosphonooxy)-, monosodium salt
EINECS	Contact for details

Quality Control

Our production of 2-[Phosphonooxy]-2-Propenoic Acid Monosodium Salt, Hydrate adheres to strict quality management protocols. Each batch is analyzed to ensure consistent purity, identity, and performance. Certificates of Analysis (COA) detailing key parameters such as assay, impurity profile, and water content are provided and can be tailored to meet specific customer requirements.

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 sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0% (on anhydrous basis)
Water Content (KF)	≤ 5.0%
pH (5% solution)	4.0 - 6.0
Heavy Metals (as Pb)	≤ 20 ppm

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