sec-Butyl methacrylate
sec-Butyl methacrylate (CAS: 2998-18-7, Formula: C8H14O2) is a versatile organic ester with a molecular weight of 142.20 g/mol. It serves as a valuable building block in chemical synthesis, particularly for producing polymers and specialty chemicals. Its reactive methacrylate group allows for various polymerisation processes. This compound is primarily utilised in research and development settings for creating novel materials and organic intermediates.

Polymer Synthesis
Used as a monomer in the creation of specialty polymers and copolymers, contributing unique properties to the final material due to the sec-butyl side chain.
Organic Synthesis Intermediate
Acts as a reactive intermediate in multi-step organic synthesis pathways for the development of complex molecules and fine chemicals.
Material Science Research
Employed in academic and industrial research for developing new materials with tailored characteristics, including coatings and adhesives.
| Molecular weight | 142.20 |
|---|---|
| Empirical formula | C8H14O2 |


Hazard statements
- H226Flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Flash point | 44 °C / 111.2 °F |
|---|---|
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-28 |
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 sec-Butyl methacrylate used for?
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sec-Butyl methacrylate (CAS: 2998-18-7) is primarily used as a building block in chemical synthesis, especially for polymer production and in material science research.
What are the CAS number and formula for sec-Butyl methacrylate?
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The CAS number is 2998-18-7 and the molecular formula is C8H14O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies sec-Butyl methacrylate as a technical grade material suitable for research and synthesis. We do not represent this product as USP, BP, or EP grade.
How should sec-Butyl methacrylate be handled safely?
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sec-Butyl methacrylate is a flammable liquid and vapour (H226). It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle in a well-ventilated area, away from ignition sources, wearing appropriate personal protective equipment.
Is sec-Butyl methacrylate a controlled substance?
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Based on the provided data, sec-Butyl methacrylate is not classified as a controlled substance.
How is sec-Butyl methacrylate packed and shipped?
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sec-Butyl methacrylate is packed in compliance with transport regulations, including UN 1993 C3 / PGIII classification. We export globally.
How can I request a sample or quote for sec-Butyl methacrylate?
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Please contact our sales team via the website or direct inquiry form to request a sample or a detailed quotation for sec-Butyl methacrylate.
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