Poly(4-vinylpyridine), cross-linked
Poly(4-vinylpyridine), cross-linked (CAS 9017-40-7) is a hydrophobic polymer, specifically a 2% cross-linked variant with divinylbenzene, marketed as Reillex® 402 ion-exchange resin. This polymer finds utility in materials science and polymer chemistry. Its cross-linked structure provides robustness for applications requiring stable, insoluble polymeric matrices. It is supplied by Tech Serve Solutions for research and industrial purposes.

Ion-Exchange Chromatography
As Reillex® 402, this cross-linked polymer is designed for chromatographic separations. Its pyridine functionality allows for specific interactions in ion-exchange processes.
Materials Science Research
The hydrophobic and cross-linked nature of this polymer makes it suitable for developing advanced materials. It can serve as a scaffold or functional component in composite materials.
Polymer Chemistry Studies
This compound is valuable for investigating the properties and behaviour of cross-linked vinylpyridine polymers. Its defined cross-linking degree aids in structure-property relationship studies.

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Crosslinking | 2 % cross-linked with divinylbenzene |
|---|---|
| Mfr No | Reillex® 402 ion-exchange resin |
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.
What is Poly(4-vinylpyridine), cross-linked used for?
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Poly(4-vinylpyridine), cross-linked (CAS 9017-40-7), primarily known as Reillex® 402 ion-exchange resin, is used in ion-exchange chromatography and materials science research due to its hydrophobic and cross-linked structure.
What is the CAS number and formula for Poly(4-vinylpyridine), cross-linked?
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The CAS number for Poly(4-vinylpyridine), cross-linked is 9017-40-7. The chemical formula is not explicitly provided but it is derived from 4-vinylpyridine and divinylbenzene.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Poly(4-vinylpyridine), cross-linked as a 2% cross-linked resin (Reillex® 402). Specific assay details beyond the cross-linking percentage are not provided; it is supplied as a technical/research grade material and not represented as USP, BP, or EP grade.
How should Poly(4-vinylpyridine), cross-linked be handled safely?
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Handle with care, as this compound is classified as causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Use a dust mask (type N95 US), eyeshields, and gloves. Ensure good ventilation. Avoid breathing dust. If in eyes, rinse cautiously with water for several minutes.
How is this product packed and shipped?
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Products are carefully packed according to international shipping regulations to ensure safe transit. Specific packaging details are available upon request. Tech Serve Solutions exports globally.
How can I request a sample or quote for Poly(4-vinylpyridine), cross-linked?
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To request a sample or a quote, please contact the Tech Serve Solutions sales department via our website or direct email, specifying the product CAS number 9017-40-7.
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