3-Chloro-2-hydroxypropyl methacrylate
3-Chloro-2-hydroxypropyl methacrylate (CAS: 13159-52-9), with the molecular formula H2C=C(CH3)CO2CH2CH(OH)CH2Cl and a molecular weight of 178.61 g/mol, is a functionalised methacrylate monomer. It serves as a versatile building block in polymer science and organic synthesis. Its reactive methacrylate group allows for polymerisation, while the hydroxy and chloro functionalities offer sites for further chemical modification, making it valuable in materials science applications and the synthesis of specialised polymers.

Polymer Synthesis
This methacrylate monomer can be copolymerised with other vinyl monomers to create polymers with specific properties. The incorporated chloro and hydroxy groups provide reactive sites for post-polymerisation modification, enabling the development of functionalised materials.
Organic Synthesis Intermediate
As an organic building block, it is utilised in multi-step synthesis pathways. The combination of a methacrylate ester, a secondary alcohol, and an alkyl chloride allows for diverse chemical transformations.
Materials Science
It can be used in the development of specialised coatings, adhesives, and resins where tailored functionality is required. The reactive groups facilitate cross-linking or further functionalisation for enhanced material performance.
| Molecular weight | 178.61 |
|---|---|
| Linear formula | H2C=C(CH3)CO2CH2CH(OH)CH2Cl |
| Boiling point | 95 °C/2 mmHg(lit.) |
| Density | 1.19 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.475(lit.) |
| Contains / stabiliser | 250 ppm monomethyl ether hydroquinone as inhibitor |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-38-41-43 |
| 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 3-Chloro-2-hydroxypropyl methacrylate used for?
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3-Chloro-2-hydroxypropyl methacrylate is used as a monomer in polymer synthesis, an intermediate in organic synthesis, and in materials science for developing specialised coatings and resins.
What is the CAS number and chemical formula for 3-Chloro-2-hydroxypropyl methacrylate?
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The CAS number is 13159-52-9 and the linear chemical formula is H2C=C(CH3)CO2CH2CH(OH)CH2Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with 250 ppm monomethyl ether hydroquinone as an inhibitor. We do not represent it as USP, BP, or EP grade.
How should 3-Chloro-2-hydroxypropyl methacrylate be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields, face shields, and chemical-resistant gloves. Ensure adequate ventilation and use a suitable respirator if needed. Refer to the Safety Data Sheet for comprehensive handling guidelines, as it is classified as Danger with hazards H302, H315, H317, and H318.
How is this chemical packed and exported?
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Tech Serve Solutions offers this chemical for domestic and international export, packed according to industry standards for safe transportation.
How can I request a sample or quote?
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To request a sample or a quote, please contact our sales team via the website or by phone, providing the product name and CAS number.
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