Poly(4-vinylpyridine), cross-linked, methyl chloride quaternary salt

CAS 125200-80-8Polymer Science

Poly(4-vinylpyridine), cross-linked, methyl chloride quaternary salt (CAS: 125200-80-8) is a hydrophobic polymer supplied as beads. This anionic ion exchange resin has an exchange capacity of 3.4 meq/g (dry) and a particle size of 300-1,000 µm. It is insoluble in water, acids, bases, and organic solvents, making it suitable for various material science and polymer science applications where controlled ion exchange is required.

IUPAC: Reillex® HPQ
Synonyms: 125200-80-8

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Poly(4-vinylpyridine), cross-linked, methyl chloride quaternary salt — chemical structure, CAS 125200-80-8; Materials Science, fine chemical supplied by Tech Serve Solutions

Hydrophobic PolymersMaterials SciencePoly(vinylpyridine)Polymer SciencePolymers

01 /Applications

Anionic Ion Exchange Resin

Utilised as an anionic ion exchange resin, this cross-linked polymer facilitates the selective removal or exchange of anionic species from solutions. Its hydrophobic nature and insolubility in common solvents make it robust for specific separation processes.

Materials Science Applications

The unique properties of this quaternised vinylpyridine polymer lend themselves to advanced materials science research. It can be incorporated into composite materials or used in surface modifications where controlled hydrophobicity and ion-exchange capabilities are beneficial.

Polymer Science Research

As a cross-linked polymer, it serves as a model compound or functional material in polymer science studies. Its defined structure and quaternised salt functionality are valuable for investigating polymer behaviour and developing new polymeric systems.

02 /Properties

Form	beads
Solubility	water, acids, bases and organic solvents: insoluble
Particle size	300-1,000 μm
Application	Anionic ion exchange resin.
Composition	water, 55 wt. %

03 /Safety & handling

Protective equipment	Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)	3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

125200-80-8

05 /Additional specifications

Mfr No	Reillex® HPQ ion-exchange resin
Capacity	3.4 meq/g exchange capacity(dry)

06 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

07 /Frequently asked questions

What is Poly(4-vinylpyridine), cross-linked, methyl chloride quaternary salt used for?

This compound functions as an anionic ion exchange resin, with applications in materials science and polymer science research.

What is the CAS number and chemical formula?

The CAS number is 125200-80-8. The chemical formula is not provided in the product data.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies this chemical as a Reillex® HPQ ion-exchange resin. TSS does not represent it as USP/BP/EP or other pharmacopoeial grades unless explicitly stated in the product data.

What are the safety and handling recommendations?

Appropriate personal protective equipment, including eyeshields and gloves, should be worn. A type N95 (US) or type P1 (EN143) respirator filter is recommended when handling this material.

How is this product packed and shipped?

This product is supplied as beads with a composition of 55% water. Specific packing and shipping details are available upon request. Tech Serve Solutions is a global supplier and exporter.