Butyl Acetate
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Butyl Acetate is a clear, colorless liquid with a characteristic pleasant fruity odor similar to pears or bananas. It is an ester formed from butanol and acetic acid. Due to its excellent solvent properties, moderate evaporation rate, and relatively low toxicity, it is widely used in industrial, pharmaceutical, food flavoring, and cosmetic applications. It dissolves many resins and polymers and is prized for improving flow and finish in coatings and inks.
Description
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Primary UsesÂ
- Industrial Solvent
- Used extensively as a solvent in paints, varnishes, lacquers, and coatings to improve drying time, film formation, and gloss.
- Common solvent in printing inks and adhesives to enhance viscosity and application properties.
- Chemical Intermediate
- Employed as an intermediate in organic synthesis and flavor/fragrance manufacture.
- Food & Fragrance Industry
- Utilized as a flavoring agent and fragrance solvent due to its fruity aroma.
- Acts as a solvent for natural extracts and flavor concentrates.
- Pharmaceuticals
- Functions as a solvent or excipient in pharmaceutical coatings, sprays, and topical formulations.
Secondary UsesÂ
- Cleaning Agents
- Incorporated in degreasers and cleaning formulations for industrial and household use.
- Automotive Industry
- Used in automotive paints and refinishing products.
- Textile Industry
- Applied as a solvent during dyeing and finishing processes.
- Laboratory Uses
- Serves as a solvent in chemical laboratories for various analytical and synthetic procedures.
PRODUCT KEY FEATURES
. Basic Identification Attributes
- Chemical Name (IUPAC): Butyl acetate
- Common/Trade Names: Butyl Acetate, n-Butyl Acetate, Butyl Ethanoate
- CAS Number: 123-86-4
- HS Code: 2915.13.00
- Molecular Formula: C6H12O2
- Molecular Weight: 116.16 g/mol
- Synonyms:
- Butyl ethanoate
- n-Butyl acetate
- Acetic acid butyl ester
- Butyl ester of acetic acid
2. Physical & Chemical Properties
- Physical State: Clear, colorless liquid
- Odor: Pleasant fruity (pear/banana-like) odor
- Boiling Point: 126 °C
- Melting Point: -78 °C
- Density: 0.88 g/cm³ at 20 °C
- Flash Point: 26 °C (closed cup)
- Solubility: Slightly soluble in water (~7 g/L at 20 °C); miscible with many organic solvents
- Vapor Pressure: 11.5 kPa at 20 °C
- Refractive Index: 1.397
3. Safety & Hazard Attributes
- Hazard Class (GHS): Flammable Liquid, Category 3
- NFPA Ratings:
- Health: 1
- Flammability: 3
- Reactivity: 0
- Exposure Limits:
- OSHA PEL: General solvent limits apply; no specific limit for butyl acetate
- ACGIH TLV: 150 ppm (TWA)
- Toxicity: Low acute toxicity; can cause irritation to eyes, skin, and respiratory tract
- Reactivity: Stable under normal conditions; incompatible with strong oxidizers
4. Storage & Handling Attributes
- Storage Conditions: Store in cool, well-ventilated area away from ignition sources
- Container Type: Airtight metal or chemically resistant plastic containers
- Shelf Life: 2–3 years under proper storage conditions
- Special Handling: Use grounding and bonding to prevent static discharge; avoid inhaling vapors
5. Regulatory & Compliance Attributes
- Regulatory Status: Listed in REACH, TSCA, and other chemical inventories
- Transportation: Classified as flammable liquid under DOT, IMDG, and IATA regulations
- Waste Disposal: Dispose of in accordance with local hazardous waste regulations
6. Environmental & Health Impact
- Ecotoxicity: Harmful to aquatic life with long-lasting effects
- Persistence: Readily biodegradable
- Bioaccumulation: Low potential
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
SAFETY HANDLING PRECAUTIONS
Personal Protective Equipment (PPE):
- Chemical-resistant gloves
- Safety goggles or face shield
- Protective clothing (lab coat, apron)
- Respiratory protection if ventilation is inadequate
Handling Measures:
- Avoid breathing vapors
- Ground and bond containers to prevent static discharge
- Use explosion-proof equipment and adequate ventilation
Storage Measures:
- Keep containers tightly closed
- Store away from heat, sparks, and incompatible materials
Hygiene Practices:
- Wash hands thoroughly after handling
- Avoid eating, drinking, or smoking in the handling area
First Aid Measures
- Inhalation: Move to fresh air; seek medical attention if symptoms persist
- Skin Contact: Wash with soap and water; remove contaminated clothing
- Eye Contact: Rinse thoroughly with water for at least 15 minutes; seek medical attention if irritation continues
- Ingestion: Rinse mouth; do not induce vomiting; seek immediate medical help
Firefighting Measures
- Fire Hazards: Highly flammable liquid and vapor; vapors may form explosive mixtures with air
- Extinguishing Media: Dry chemical powder, alcohol-resistant foam, COâ‚‚, or water spray
- Special Precautions: Firefighters should wear full protective gear and self-contained breathing apparatus (SCBA)
- Decomposition Products: May produce carbon monoxide, carbon dioxide, and irritating fumes under fire conditions
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