Vinylbenzyl chloride
Vinylbenzyl chloride (CAS: 30030-25-2), with the linear formula H₂C=CHC₆H₄CH₂Cl and a molecular weight of 152.62 g/mol, is a reactive organic compound. It serves as a versatile building block in chemical synthesis. Its structure combines a vinyl group and a benzyl chloride moiety, enabling participation in various polymerisation and functionalisation reactions. This makes it valuable for creating specialised polymers and complex organic molecules.
- IUPAC
- (Chloromethyl)styrene

Polymer Synthesis
Vinylbenzyl chloride can be polymerised to form polymers with pendant benzyl chloride groups. These functionalised polymers are useful as precursors for ion-exchange resins and other specialty materials.
Organic Synthesis Intermediate
The reactive nature of both the vinyl and chloromethyl groups allows Vinylbenzyl chloride to be used in a wide range of organic transformations. It is a key intermediate for introducing functionalised styrenyl units into molecules.
Crosslinking Agent
In certain polymer systems, Vinylbenzyl chloride can act as a crosslinking agent, enhancing the mechanical properties and thermal stability of the resulting network.
| Molecular weight | 152.62 |
|---|---|
| Linear formula | H2C=CHC6H4CH2Cl |
| Assay | ≥95.0% (GC) |
| Boiling point | 229 °C(lit.) |
| Density | 1.074 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.572(lit.)n20/D 1.572 |
| Vapour pressure | 1 mmHg (56.1 °C) |
| Vapour density | 5.3 (vs air) |
| Autoignition temp | 1139 °F |
| Storage temperature | −20°C |
| Contains / stabiliser | 50-100 ppm tert-butylcatechol as inhibitor700-1100 ppm nitromethane as inhibitor |



Hazard statements
- H302Harmful if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 3265 8/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-43 |
| Safety statements (S) | 26-36/37/39-45 |
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 chloride primarily used for?
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Vinylbenzyl chloride is primarily used as a building block in organic synthesis and for the production of specialty polymers, including ion-exchange resins.
What is the CAS number and formula for Vinylbenzyl chloride?
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The CAS number for Vinylbenzyl chloride is 30030-25-2, and its linear formula is H₂C=CHC₆H₄CH₂Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Vinylbenzyl chloride with an assay of ≥95.0% (GC). We do not represent this product as USP, BP, or EP grade.
What are the main hazards associated with Vinylbenzyl chloride?
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Vinylbenzyl chloride is a danger, presenting hazards including skin corrosion, severe eye damage, skin sensitisation, and is harmful if swallowed and toxic in contact with skin. It is also very toxic to aquatic life. Appropriate personal protective equipment, including gloves, goggles, and respiratory protection, must be used during handling. Store at -20°C.
How is Vinylbenzyl chloride packed and shipped?
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Vinylbenzyl chloride is typically packed and shipped in compliance with relevant regulations for hazardous materials. Please contact us for specific shipping details.
How can I request a quote or sample?
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To request a quote or sample of Vinylbenzyl chloride, please contact our sales department via our website or direct email.
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