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Butyl Acrylate (CAS 141-32-2) is a colorless liquid with a characteristic odor, known for its rapid polymerization properties. As an ester of acrylic acid, it has a melting point of -64.6°C, a boiling point of 146-148°C, and a relative density of 0.894 (20°C). It is almost insoluble in water (0.14 g/100ml at 20°C) but soluble in ethanol, ether, acetone, and other organic solvents. Stabilized with hydroquinone (100 ppm) to prevent polymerization, Topfine's Butyl Acrylate offers ≥99.5% purity for premium grade, making it ideal for producing polymers, coatings, and adhesives.
Topfine Chemical is your premier supplier for high-purity Butyl Acrylate (CAS 141-32-2), a versatile organic chemical raw material widely used in coatings, adhesives, and polymer production. Discover our premium Butyl Acrylate for industrial applications.
Butyl Acrylate is a critical component in numerous industries due to its versatile chemical properties:
Coatings and Paints: Used in acrylic-based coatings for architectural, automotive, and industrial applications, offering excellent flexibility, adhesion, and weather resistance.
Adhesives and Sealants: Enhances bonding strength and elasticity in pressure-sensitive adhesives and industrial sealants.
Polymers and Resins: Acts as a key monomer in the synthesis of polybutyl acrylate and copolymers for plastics, textiles, and leather treatments.
Textile and Leather Finishing: Improves water resistance and durability in fabric and leather coatings.
Chemical Intermediates: Serves as a building block for producing other acrylates and specialty chemicals.
Topfine Chemical ensures Butyl Acrylate (CAS 141-32-2) meets stringent quality standards for industrial applications.
| Item | Specification |
| Chemical Name | Butyl Acrylate |
| Synonyms | n-Butyl acrylate, Acrylic acid butyl ester |
| CAS Number | 141-32-2 |
| Molecular Formula | C₇H₁₂O₂ |
| Molecular Weight | 128.17 g/mol |
| Appearance | Clear, colorless liquid |
| Purity (GC) | ≥ 99.5% (% m/m) |
| Water Content | ≤ 0.1% (% m/m) |
| Color (Pt-Co) | ≤ 15 |
| Inhibitor (MEHQ) | 15 ± 5 ppm |
| Acidity (as Acrylic Acid) | ≤ 0.01% (% m/m) |
| Density (20 °C) | 0.895–0.905 g/cm³ |
| Boiling Point | 145 °C |
| Melting Point | -64 °C |
| Flash Point | 40 °C (closed cup) |
| Odor | Fruity, pungent |
| Solubility | Insoluble in water; miscible with alcohols, ethers, and most organic solvents |
| Specific Heat Capacity | ~2.0 J/(g·°C) |
| Heat of Vaporization | ~0.44 kJ/g |
| Inhibitor Effectiveness | Stable under recommended storage |
| Stabilizer | MEHQ (Monomethyl ether hydroquinone) |
| Storage Conditions | Store in a cool, dry, well-ventilated area; away from heat and direct sunlight |
| Applications | Paints, adhesives, sealants, textiles, plastics |
Stabilized with hydroquinone (15 ± 5 ppm, adjusted from 100 ppm for consistency with specification table), our Butyl Acrylate ensures safe handling and extended shelf life.
Topfine Chemical is a trusted global supplier of Butyl Acrylate, offering unmatched quality and service:
High Purity: ≥99.5% (Premium Grade) and ≥99.0% (First Grade) with stringent quality control.
Global Logistics: Efficient supply chain ensures rapid delivery worldwide.
Technical Expertise: Our team provides tailored solutions and technical support for your applications.
Sustainable Practices: Eco-friendly production processes align with sustainability goals.
Butyl Acrylate (CAS 141-32-2) requires careful storage and handling due to its polymerization tendency:
Storage Conditions: Store at 15-25°C in a cool, well-ventilated area to prevent polymerization; avoid extreme temperatures and direct sunlight.
Safety Precautions: Handle with care due to its flammability; avoid skin contact, eye exposure, and vapor inhalation.
Protective Measures: Use appropriate PPE (gloves, goggles, respirators) and follow safety protocols during transport and use.
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