3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-Heneicosafluorododecyl methacrylate
3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-Heneicosafluorododecyl methacrylate (CAS 2144-54-9) is a fluorinated acrylic monomer with the linear formula H2C=C(CH3)CO2CH2CH2(CF2)9CF3 and a molecular weight of 632.21 g/mol. This compound serves as a critical building block in polymer science, particularly for developing advanced materials with unique surface properties. It is widely utilized in applications demanding high performance, such as in specialised coatings and advanced lithography resists.
- Synonyms
- 4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-Heneicosafluorododecyl methacrylateH2C=C(CH3)CO2CH2CH2(CF2)9CF3

Fluorinated Polymer Synthesis
This methacrylate monomer is a key component in the synthesis of fluorinated polymers. These polymers often exhibit enhanced thermal stability, chemical resistance, and low surface energy, making them suitable for specialized applications.
Advanced Lithography Resists
The compound is employed in the formulation of photoresists for advanced lithography, including 157 nm UV lithography. Its fluorine content contributes to desirable optical properties and etch resistance crucial for microelectronic fabrication.
Surface Modification
It can be used to create polymers for surface modification, imparting hydrophobicity, oleophobicity, and stain resistance to various substrates. This is valuable in developing protective coatings and high-performance materials.
Specialty Coatings
Polymers derived from this monomer can be used in the development of specialty coatings that require durability, low friction, and resistance to harsh environments. These find use in industries ranging from electronics to aerospace.
| Molecular weight | 632.21 |
|---|---|
| Linear formula | H2C=C(CH3)CO2CH2CH2(CF2)9CF3 |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Contains / stabiliser | 100 ppm 4-tert-butylcatechol as inhibitor |
| Melting point | 43-45 °C(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 |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| 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 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-Heneicosafluorododecyl methacrylate used for?
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This compound is primarily used as a building block for synthesising fluorinated polymers, advanced lithography resist materials, and in developing specialty coatings for surface modification applications, imparting properties like hydrophobicity and chemical resistance.
What is the CAS number and molecular formula for this chemical?
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The CAS number is 2144-54-9 and the linear molecular formula is H2C=C(CH3)CO2CH2CH2(CF2)9CF3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 97%. This is a technical/research grade material, and TSS does not represent it as USP, BP, or EP grade.
How should 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-Heneicosafluorododecyl methacrylate be handled safely?
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As per GHS guidelines, this product is classified with Warning signal word and hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment including a dust mask type N95 (US), eyeshields, and gloves should be worn. Handle in a well-ventilated area and avoid breathing dust/fume/gas/mist/vapours/spray. In case of contact, follow safety statements P261 and P305 + P351 + P338.
How is this chemical typically stored and shipped?
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This chemical should be stored at 2-8°C. It is shipped under UN 3077, 9, PGIII classification.
How can I request a quote or sample?
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Please contact our sales team through the website to request a quote or a sample of 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-Heneicosafluorododecyl methacrylate.
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