Methacrylic acid
Methacrylic acid (CAS 79-41-4), with the linear formula H₂C=C(CH₃)COOH and a molecular weight of 86.09, is an organic compound recognized for its unsaturated carboxylic acid structure. This versatile chemical serves as a crucial building block in organic synthesis and is utilized in various industrial applications. It is a key monomer for producing polymers and resins with specific properties, contributing to advancements in materials science.
- IUPAC
- 2-Methacrylic acid,2-Methylpropenoic acid
- Synonyms
- 2-Methacrylic acid2-Methylpropenoic acid
Polymer Synthesis
Methacrylic acid is a fundamental monomer used in the production of acrylic polymers and copolymers. These polymers find extensive use in coatings, adhesives, textiles, and molded plastics due to their durability and clarity.
Chemical Intermediate
As a reactive organic building block, it is employed as an intermediate in the synthesis of various specialty chemicals and fine chemicals. Its functional groups allow for diverse chemical transformations.
Resin Production
It is a key component in the manufacturing of various resins, including methacrylate resins. These are valued for their transparency, weather resistance, and hardness in applications like signage and protective coatings.
| Molecular weight | 86.09 |
|---|---|
| Linear formula | H2C=C(CH3)COOH |
| Assay | ≥98.0% |
| Grade | SAJ first grade |
| Boiling point | 163 °C(lit.) |
| Density | 1.015 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.431(lit.) |
| Melting point | 12-16 °C(lit.) |
| Vapour pressure | 1 mmHg (20 °C) |
| Vapour density | >3 (vs air) |
| Autoignition temp | 752 °F |
| Contains / stabiliser | 250 ppm MEHQ as inhibitor |
Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H314Causes severe skin burns and eye damage
Precautionary statements
- 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 |
|---|---|
| Flash point | 77 °C / 170.6 °F |
| Transport (UN / ADR) | UN 2531 8 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | C |
| Risk statements (R) | 21/22-35 |
| 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.
| Availability | available only in Japan |
|---|
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 Methacrylic acid used for?
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Methacrylic acid is primarily used as a monomer in polymer synthesis, an intermediate in the production of specialty chemicals and resins, and in materials science applications.
What are the CAS number and formula for Methacrylic acid?
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The CAS number for Methacrylic acid is 79-41-4, and its linear formula is H₂C=C(CH₃)COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methacrylic acid at SAJ first grade with an assay of ≥98.0%. We do not represent this product as USP, BP, or EP grade.
What are the primary hazards associated with Methacrylic acid?
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Methacrylic acid is classified with Danger, presenting hazards including H302 (Harmful if swallowed), H312 (Harmful in contact with skin), and H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, such as gloves, goggles, and respirators, is essential.
How is Methacrylic acid packaged and shipped?
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Methacrylic acid is supplied at SAJ first grade, with an assay of ≥98.0%. We do not represent this product as USP, BP, or EP grade. It is available only in Japan, and specific packaging details for export can be provided upon request.
Can I request a sample or quote for Methacrylic acid?
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Yes, you can request a sample or a quote for Methacrylic acid by contacting our sales team with your specific requirements.
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