(Vinylbenzyl)trimethylammonium chloride
(Vinylbenzyl)trimethylammonium chloride (CAS 26616-35-3), with the molecular formula H2C=CHC6H4CH2N(CH3)3Cl and a molecular weight of 211.73 g/mol, is a quaternary ammonium salt. It is a versatile monomer and synthetic reagent utilised in various chemical synthesis and materials science applications. Its cationic nature makes it valuable in polymer science and as a phase transfer catalyst. Tech Serve Solutions supplies this compound for research and industrial use.
- IUPAC
- (ar-Vinylbenzyl)trimethylammonium chloride
- Synonyms
- (ar-Vinylbenzyl)trimethylammonium chloride

Monomer for Polymer Synthesis
This vinylbenzyl derivative can be polymerised to create functionalised polymers. These polymers may find use in ion-exchange resins, coatings, and specialty materials.
Phase Transfer Catalyst
As a quaternary ammonium salt, it can act as a phase transfer catalyst. This facilitates reactions between reactants located in different immiscible phases, enhancing reaction rates and yields.
Chemical Synthesis Intermediate
It serves as a building block in organic synthesis. The reactive vinyl group and the quaternary ammonium functionality allow for diverse chemical modifications and incorporation into larger molecular structures.
Materials Science Applications
The compound's structure lends itself to applications in materials science, particularly in the development of novel polymers with specific ionic or conductive properties.
| Molecular weight | 211.73 |
|---|---|
| Linear formula | H2C=CHC6H4CH2N(CH3)3Cl |
| Assay | 99% |
| Melting point | 240 °C (dec.)(lit.) |

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.
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 (Vinylbenzyl)trimethylammonium chloride used for?
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(Vinylbenzyl)trimethylammonium chloride is used as a monomer in polymer synthesis, a phase transfer catalyst, and an intermediate in chemical synthesis and materials science.
What are the CAS number and chemical formula for (Vinylbenzyl)trimethylammonium chloride?
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The CAS number is 26616-35-3 and the linear chemical formula is H2C=CHC6H4CH2N(CH3)3Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (Vinylbenzyl)trimethylammonium chloride with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should (Vinylbenzyl)trimethylammonium chloride be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation, as it may cause respiratory irritation (H335), skin irritation (H315), and serious eye irritation (H319).
Is (Vinylbenzyl)trimethylammonium chloride a controlled substance?
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The provided data does not indicate that (Vinylbenzyl)trimethylammonium chloride is a controlled substance.
How is (Vinylbenzyl)trimethylammonium chloride packed, shipped, and exported?
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Tech Serve Solutions exports fine chemicals globally. Specific packing and shipping details are available upon request, adhering to all relevant transport regulations.
How can I request a quote or sample of (Vinylbenzyl)trimethylammonium chloride?
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Please contact our sales team directly via our website or listed contact information to request a quote or sample.
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