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Normal Butanol
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Normal Butanol is a straight-chain primary alcohol with the chemical formula C4H10O. It is a colorless, flammable liquid with a characteristic alcoholic odor. Known for its good solvent properties and moderate evaporation rate, n-Butanol is widely used in industrial applications such as solvents for paints, coatings, adhesives, and as an intermediate in chemical synthesis.
Description
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Normal Butanol
Primary UsesÂ
- Solvent Applications
- Used extensively as a solvent in paints, varnishes, coatings, and printing inks due to its ability to dissolve a wide range of materials.
- Acts as a solvent for cellulose esters and ethers in lacquer formulations.
- Chemical Intermediate
- Serves as a feedstock in the production of butyl acetate, butyl acrylate, and other esters used in coatings and adhesives.
- Used in the manufacture of plasticizers, lubricants, and pharmaceuticals.
- Cleaning and Degreasing
- Applied in industrial cleaners and degreasers for metal parts due to its good solvency for oils and greases.
- Extraction Solvent
- Employed in extraction processes in the pharmaceutical and chemical industries.
Secondary UsesÂ
- Laboratory Reagent
- Used as a solvent and reagent in organic synthesis and analytical procedures.
- Fuel Additive
- Occasionally used as a component in fuel blends and biofuel formulations.
- Cosmetic Industry
- Utilized in small quantities as a solvent or fragrance carrier in personal care products (with restrictions).
- Food Industry (Limited Use)
- Used as a flavoring agent or solvent in food-grade formulations but under strict regulation.
KEY PRODUCT FEATURES
Key Attributes
Basic Identification Attributes
- Chemical Name (IUPAC): Butan-1-ol
- Common/Trade Name: Normal Butanol, n-Butanol
- CAS Number: 71-36-3
- HS Code: 2905.12.00 (Primary alcohols)
- Synonyms: 1-Butanol, n-Butyl alcohol
Physical & Chemical Properties
- Physical State: Clear, colorless liquid
- Odor: Characteristic alcoholic odor
- Boiling Point: 117.7°C
- Melting Point: -89.8°C
- Density: 0.81 g/cm³ at 20°C
- Solubility: Slightly soluble in water; miscible with most organic solvents
- Flash Point: 35°C (closed cup)
Safety & Hazard Attributes
- GHS Classification: Flammable liquid (Category 3), Irritant
- Toxicity: Moderate; harmful if swallowed or inhaled in large quantities
- Exposure Limits: OSHA PEL 100 ppm (TWA), ACGIH TLV 20 ppm (TWA)
Storage & Handling Attributes
- Storage Conditions: Store in cool, well-ventilated area away from heat, sparks, and open flame
- Container Type: Supplied in 165 kg metal drums or suitable chemical containers
- Shelf Life: Typically 12 months if stored properly
- Handling Precautions: Use protective gloves, goggles, and ensure good ventilation
Regulatory & Compliance Attributes
- Complies with OSHA, EPA, and REACH regulations
- Listed in major chemical inventories such as TSCA, EINECS, and DSL
- Subject to transportation regulations due to flammability
Environmental & Health Impact
- Biodegradability: Readily biodegradable
- Ecotoxicity: Moderate toxicity to aquatic life; avoid environmental release
- Bioaccumulation: Low potential
- Carcinogenicity/Mutagenicity: Not classified as carcinogenic or mutagenic
SAFETY HANDLING PRECAUTIONS
Safety Handling Precautions
- PPE Required: Gloves, safety goggles, flame-resistant clothing recommended
- Handling Guidelines: Avoid inhalation of vapors; prevent skin and eye contact
- Storage Measures: Keep containers tightly closed; store away from incompatible materials such as strong oxidizers
First Aid Measures
- Inhalation: Move to fresh air; provide oxygen if breathing is difficult; seek medical attention
- Skin Contact: Wash affected area with soap and water; remove contaminated clothing
- Eye Contact: Rinse eyes with water for at least 15 minutes; seek medical attention if irritation persists
- Ingestion: Do not induce vomiting; rinse mouth and seek immediate medical help
Firefighting Measures
- Fire Hazards: Flammable liquid and vapor; vapor may travel and ignite at distant sources
- Extinguishing Media: Use foam, dry chemical, COâ‚‚, or water spray to extinguish
- Special Precautions: Evacuate area; use self-contained breathing apparatus and protective gear
- Hazardous Combustion Products: Carbon monoxide, carbon dioxide, and other toxic fumes
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