Isobutyric Acid | Food & Fragrance Grade

$12.00$18.00

Chemical Information:

  • Chemical Formula: C₄H₈O₂
  • CAS Number: 79-31-2
  • EC Number: 201-193-2
  • Molecular Weight: 88.11 g/mol
  • IUPAC Name: 2-Methylpropanoic Acid

Physical and Chemical Properties:

  • Appearance: Clear, colorless liquid
  • Odor: Pungent, sour, cheesy aroma
  • Purity: ≥ 99% (by Gas Chromatography)
  • Boiling Point: 154°C (309.2°F)
  • Melting Point: -47°C (-52.6°F)
  • Density: 0.960 to 0.964 g/cm³ at 20°C
  • Flash Point: 55°C (131°F) (Closed Cup)
  • Refractive Index: 1.395 to 1.405 at 20°C
  • Solubility: Miscible in water, ethanol, ether, and acetone
  • Vapor Pressure: 1.07 kPa at 20°C

Documents:

Description

Isobutyric Acid is a colorless, organic carboxylic acid with a pungent, vinegar-like odor. It is commonly used as an intermediate in the production of pharmaceuticals, flavors, fragrances, and polymers. Its unique structure makes it valuable in various chemical processes, especially where short-chain fatty acids are required.

Applications of Isobutyric Acid

  • Flavor & Fragrance – Used in fruity and cheesy flavors, perfumes, and processed foods (e.g., esters like isobutyl isobutyrate).
  • Pharmaceuticals – Intermediate in drug synthesis (e.g., antibiotics, anti-inflammatory drugs, prodrugs).
  • Chemical Intermediate – Produces esters used as solvents, plasticizers, and lubricants.
  • Agriculture & Feed – Silage additive to prevent spoilage and enhance animal feed preservation.
  • Cosmetics – Preservative and fragrance ingredient in personal care products.
  • Polymers & Coatings – Used in resins, adhesives, and plasticizers for paints and coatings.
  • Textiles & Leather – pH adjuster in dye baths and preservative in leather processing.
  • Specialty Chemicals – Pesticides, corrosion inhibitors, and surfactants.
  • Laboratory Use – Reagent in analytical chemistry.

🔒 Storage Guidelines:

  • Store in a cool, dry, and well-ventilated area, away from direct sunlight, heat, and ignition sources.
  • Keep the container tightly closed to prevent moisture absorption and contamination.
  • Recommended storage temperature: Between 15°C to 25°C (59°F to 77°F).
  • Store away from oxidizing agents, bases, and strong acids.
  • Use corrosion-resistant containers made from stainless steel, glass, or compatible plastics (HDPE).

⚠️ Handling Precautions:

  • Handle with care to avoid spills and exposure.
  • Wear protective gloves, chemical-resistant goggles, and suitable protective clothing to avoid contact with skin and eyes.
  • Ensure adequate ventilation in the work area to prevent inhalation of vapors.
  • Avoid inhalation of fumes, as Isobutyric Acid can cause respiratory irritation.
  • Wash hands thoroughly after handling.

🚫 Avoid:

  • Avoid contact with metals, as Isobutyric Acid may corrode certain metals.
  • Do not store near incompatible substances like alkalis, oxidizing agents, or flammable materials.
  • Avoid open flames, sparks, and static electricity, as Isobutyric Acid is flammable.

🛢 Container Management:

  • Store in properly labeled, corrosion-resistant containers.
  • Ensure containers are sealed tightly after each use to prevent evaporation and contamination.
  • Regularly inspect containers for signs of leakage or corrosion.

♻️ Disposal Guidelines:

Dispose of Isobutyric Acid and its packaging according to local, regional, and national regulations for hazardous chemical waste.

  • Do not pour into drains or release into the environment.
  • Use a certified waste disposal contractor for proper disposal.

Additional information

Size

30mL (1 Fl Oz), 100mL (3.3 Fl Oz)

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