Description

[1-(Methylphenyl)Vinyl]Phosphonic Acid is a specialized organophosphorus compound that serves as a versatile building block and functional monomer. Its unique structure, featuring both a vinyl group and a phosphonic acid moiety, makes it a valuable intermediate for synthesizing advanced materials with tailored properties. This chemical is primarily sought by researchers and manufacturers in the polymer, coatings, and specialty chemical industries for developing flame-retardant additives, adhesion promoters, and metal-complexing agents.

Application

• Polymer Modification: Acts as a functional monomer for the synthesis of specialty polymers, including flame-retardant resins and ion-exchange membranes.
• Surface Treatment & Coatings: Used to create adhesion-promoting layers on metal, glass, and composite surfaces, enhancing coating durability and corrosion resistance.
• Chelating Agent: Employed in formulations for water treatment and metal extraction due to its strong metal-complexing phosphonic acid group.
• Pharmaceutical Intermediates: Serves as a key synthon in the research and development of novel active pharmaceutical ingredients (APIs).
• Lubricant & Fuel Additives: Incorporated as an anti-wear or corrosion inhibitor component in advanced lubricant and fuel formulations.
• Research & Development: Utilized in academic and industrial R&D for exploring new organophosphorus chemistry and material science applications.

Basic Information

Product Name	[1-(Methylphenyl)Vinyl]Phosphonic Acid
CAS No.	86812-21-7
Molecular Formula	C9H11O3P
Molecular Weight	198.16 g/mol
Synonyms	(1-Methyl-1-phenylethenyl)phosphonic acid; α-Methylstyrylphosphonic acid; (1-Methyl-1-phenylvinyl)phosphonic acid; Vinyl(tolyl)phosphonic acid; Phenylvinylphosphonic acid derivative; Tolylvinylphosphonic acid; [1-(Methylphenyl)ethenyl]phosphonic acid
EINECS	Contact for details

Quality Control

Our production of [1-(Methylphenyl)Vinyl]Phosphonic Acid adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity assessment and NMR/IR for structural confirmation, to ensure consistency and reliability. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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