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

Normal Butanol

Primary Uses 

  1. 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.
  2. 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.
  3. Cleaning and Degreasing
    • Applied in industrial cleaners and degreasers for metal parts due to its good solvency for oils and greases.
  4. Extraction Solvent
    • Employed in extraction processes in the pharmaceutical and chemical industries.

Secondary Uses 

  1. Laboratory Reagent
    • Used as a solvent and reagent in organic synthesis and analytical procedures.
  2. Fuel Additive
    • Occasionally used as a component in fuel blends and biofuel formulations.
  3. Cosmetic Industry
    • Utilized in small quantities as a solvent or fragrance carrier in personal care products (with restrictions).
  4. Food Industry (Limited Use)
    • Used as a flavoring agent or solvent in food-grade formulations but under strict regulation.

 

KEY PRODUCT FEATURES

1. 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

2. 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)

3. 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)

4. 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

5. 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

6. 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, CO₂, 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