2,2,3,3,4,4,5,5-Octafluoropentyl methacrylate
2,2,3,3,4,4,5,5-Octafluoropentyl methacrylate (CAS: 355-93-1) is a fluorinated acrylic monomer with the linear formula H₂C=C(CH₃)CO₂CH₂(CF₂)₄H and a molecular weight of 300.15 g/mol. This compound is utilised in advanced material science applications, particularly in the development of specialised polymers. Its unique fluorine content imparts distinct properties, making it valuable for applications requiring enhanced chemical resistance and specific surface characteristics.
- IUPAC
- OFPMA
- Synonyms
- 3,4,4,5,5-Octafluoropentyl methacrylateH2C=C(CH3)CO2CH2(CF2)4H

Polymer Synthesis
This monomer serves as a building block for creating fluorinated polymers. These polymers often exhibit improved thermal stability, chemical inertness, and low surface energy, making them suitable for demanding environments.
Advanced Materials
It finds application in the development of materials for microelectronics and advanced optical applications. The high fluorine content is beneficial for lithography processes, contributing to etch resistance and transparency at specific wavelengths.
Surface Modification
Polymers derived from 2,2,3,3,4,4,5,5-Octafluoropentyl methacrylate can be used to create surfaces with hydrophobic and oleophobic properties, useful in coatings and self-cleaning applications.
| Molecular weight | 300.15 |
|---|---|
| Linear formula | H2C=C(CH3)CO2CH2(CF2)4H |
| Assay | 98% |
| Boiling point | 88 °C/40 mmHg(lit.) |
| Density | 1.432 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.358(lit.) |
| Contains / stabiliser | 100 ppm MEHQ as inhibitor |

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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 81 °C / 177.8 °F |
| 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 2,2,3,3,4,4,5,5-Octafluoropentyl methacrylate used for?
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This compound is primarily used as a monomer in the synthesis of specialised fluorinated polymers for applications in advanced materials, microelectronics, and surface modification due to its unique fluorine content.
What is the CAS number and chemical formula for 2,2,3,3,4,4,5,5-Octafluoropentyl methacrylate?
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The CAS number is 355-93-1, and the linear chemical formula is H₂C=C(CH₃)CO₂CH₂(CF₂)₄H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,2,3,3,4,4,5,5-Octafluoropentyl methacrylate with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 2,2,3,3,4,4,5,5-Octafluoropentyl methacrylate be handled?
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Based on its GHS classification, this compound is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields and gloves, should be used, and handling should occur in a well-ventilated area or with respiratory protection.
How is 2,2,3,3,4,4,5,5-Octafluoropentyl methacrylate packed and exported?
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Tech Serve Solutions offers this chemical in various packaging sizes suitable for laboratory and industrial use. We are experienced global suppliers and exporters, adhering to all necessary regulations for safe and compliant international shipment.
How can I request a quote or sample?
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Please contact our sales team via the website or direct email to request a quotation or to arrange for a product sample. Please provide your specific requirements and shipping details.
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