Description

Poly(4-Iodostyrene/Styrene/Divinylbenzene) is a functionalized, cross-linked polymeric resin designed for specialized chemical synthesis and separation processes. This material is valued for its robust macroporous structure and the presence of reactive iodine functional groups, which serve as versatile handles for further chemical modification. It is primarily utilized by researchers and process chemists in the pharmaceutical, agrochemical, and fine chemical industries for applications such as solid-phase synthesis, catalysis, and as a precursor for advanced polymeric materials.

Application

• Solid-Phase Organic Synthesis (SPOS): Acts as a versatile polymeric support for the immobilization of reagents, catalysts, or scavengers, facilitating purification and enabling combinatorial chemistry.
• Catalyst Support: Serves as a robust, insoluble matrix for anchoring transition metal catalysts or organocatalysts for use in heterogeneous catalytic reactions.
• Precursor for Functional Polymers: The iodine moiety provides a reactive site for further functionalization via cross-coupling reactions (e.g., Suzuki, Sonogashira) to create tailored polymers with specific properties.
• Ion-Exchange or Affinity Chromatography Media: Can be further derivatized to create specialized stationary phases for the separation of biomolecules, metals, or other target compounds.
• Polymer-Supported Reagents: Used to prepare immobilized versions of hazardous or difficult-to-handle reagents, improving safety and workflow in chemical production.
• Material Science Research: Employed in the development of advanced polymeric materials, sensors, or adsorbents with specific surface functionalities.

Basic Information

Product Name	Poly(4-Iodostyrene/Styrene/Divinylbenzene)
CAS No.	72330-89-3
Molecular Formula	(C8H7I·C8H8·C10H10)n
Molecular Weight	Variable (Polymer)
Synonyms	4-Iodostyrene-Styrene-Divinylbenzene Copolymer; Poly(4-iodostyrene-co-styrene-co-divinylbenzene); Iodinated Polystyrene Resin; PS-I Resin; Poly(styrene-co-4-iodostyrene-co-divinylbenzene); Functionalized Macroporous Polystyrene; Iodoaryl-Functionalized Polymer Support; Reactive Polymeric Iodide
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure batch-to-batch consistency and performance in demanding applications. Key parameters monitored include iodine content, particle size distribution, porosity, and cross-linking density. A Certificate of Analysis (COA) detailing specific lot results is available upon request, providing full transparency and supporting your quality assurance protocols.

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). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to pale yellow beads
Iodine Content	Contact for details
Particle Size Range	100-200 mesh (or as specified)
Cross-linking Degree (Divinylbenzene)	1-2% (or as specified)
Surface Area (BET)	Contact for details
Pore Volume	Contact for details
Moisture Content	< 5%

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