Description

Phosphonic Acid, Ethenyl-, Diphenyl Ester is an organophosphorus compound known for its role as a reactive intermediate and functional monomer. This chemical is valued for its ability to introduce phosphonate ester groups into polymer chains, imparting properties such as flame retardancy, adhesion promotion, and metal chelation. It is primarily sought by manufacturers in the polymer, specialty chemical, and material science industries for developing advanced coatings, adhesives, and flame-retardant additives.

Application

• Flame Retardant Monomer: Incorporated into polymers (e.g., polyesters, acrylics) to enhance fire resistance.
• Adhesion Promoter: Used in coating and adhesive formulations to improve bonding to metallic and mineral surfaces.
• Polymer Modification: Serves as a functional comonomer for synthesizing specialty polymers with tailored properties.
• Metal Chelating Agent: Utilized in water treatment and industrial cleaning formulations for scale inhibition and metal ion control.
• Chemical Intermediate: A key building block for the synthesis of more complex organophosphorus compounds, including pharmaceuticals and agrochemicals.
• Surface Treatment: Applied in the surface modification of fillers and pigments to improve compatibility in composite materials.

Basic Information

Product Name	Phosphonic Acid, Ethenyl-, Diphenyl Ester
CAS No.	727-16-2
Molecular Formula	C14H13O3P
Molecular Weight	260.22 g/mol
Synonyms	Diphenyl Vinylphosphonate; Vinylphosphonic Acid Diphenyl Ester; Ethenylphosphonic Acid Diphenyl Ester; Diphenyl Ethenylphosphonate; Phenyl Vinylphosphonate; DPOPE; VPDP; NSC 163063
EINECS	211-982-8

Quality Control

Our production of Phosphonic Acid, Ethenyl-, Diphenyl Ester adheres to stringent quality management protocols. Every batch is analyzed to ensure it meets precise chemical and physical specifications. A comprehensive Certificate of Analysis (COA), detailing purity, identity, and impurity profiles, is provided to guarantee supply consistency and product reliability for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.550 - 1.560
Density (20°C)	1.15 - 1.20 g/cm³

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