Dec 08, 2025 Leave a message

What are the properties of isobutyl alcohol (Isobutanol/IBA)?

Isobutyl alcohol (Isobutanol/IBA) plays a significant role in the field of chemical production raw materials due to its properties and applications. As a common organic compound, isobutanol possesses unique physical and chemical properties, making it widely used in various industrial production processes.

 

 

Chemical Properties Of Isobutyl alcohol (Isobutanol/IBA)

Isobutyl alcohol, also known as 2-methyl-1-propanol, is a colorless, flammable organic compound with a distinctive odor. It exists in three isomers: n-butanol, sec-butanol, and tert-butanol. As an alcohol, isobutanol is commonly used as a solvent in chemical reactions and serves as an important raw material for organic synthesis.

 


Physical Properties Of Isobutyl alcohol (Isobutanol/IBA)

Isobutyl alcohol is a colorless, transparent liquid with a distinctive odor. Its boiling point is 107.2°C, melting point is -108.9°C, and density is 0.806 g/cm³. It is miscible with water but immiscible with hydrocarbon solvents. Additionally, isobutanol exhibits low viscosity and surface tension.

 

Properties Of Isobutyl Alcohol (Isobutanol/IBA)
Properties Of Isobutyl alcohol (Isobutanol/IBA)

 

What isIsobutyl alcohol (Isobutanol/IBA) used for?

 

Isobutyl alcohol (Isobutanol/IBA) is a colorless, transparent liquid with a distinctive odor. It is chemically reactive and widely used in industrial and consumer applications. Its primary uses include:

  • Solvent: Serves as an efficient solvent in the manufacture of paints, inks, resins, and adhesives due to its excellent volatility and dissolving properties.
  • Chemical intermediate: Used to synthesize isobutyl acetate (for fragrances and solvents), plasticizers (such as phthalates), and intermediates for pharmaceuticals and pesticides.
  • Fuel additive: Blended with gasoline to increase octane ratings and reduce engine knocking.
  • Personal care and cleaning agents: Employed in producing detergents, cosmetic fragrances, and industrial cleaners.
  • Other Applications: Serves as an additive in rubber, textile, and electronics industries, or for biofuel extraction.

 

 

How to store isobutanol IBA (CAS: 78-83-1)?

 

  • Isobutanol (IBA) should be stored in a cool, well-ventilated, dry environment, away from fire and heat sources.
  • It must be kept in tightly sealed metal containers and isolated from oxidizing agents, acids, and strong alkalis.

 

 

Isobutanol (CAS: 78-83-1) Chemical & Physical Properties

Property Value
Molecular Formula C₄H₁₀O
Molecular Weight 74.12 g/mol
CAS Number 78-83-1
Appearance Colorless, transparent liquid
Odor Mild characteristic alcohol odor
Density (20 °C) ~0.80–0.81 g/cm³
Boiling Point ~108 °C
Melting Point ~–108 °C
Flash Point (Closed Cup) ~28 °C
Water Solubility (20–25 °C) Slightly soluble (~8–9 wt%)
Vapor Pressure (20 °C) ~8–10 mmHg
Alcohol Type Primary alcohol
Structural Type Branched-chain

 

 

Why Choose Gneebio as Your Supplier?

As a leading manufacturer and exporter of fine chemicals, Henan Gneebio provides Isobutanol (IBA) that meets both industrial and laboratory-grade standards. We supply to customers across the chemical, pharmaceutical, and materials industries, ensuring consistent quality, reliable logistics, and professional technical support.

 

Our Advantages:

  • We run advanced ISO9001, ISO14001, and GMP-certified production lines.
  • Our products reach over 60 countries with long-term partners in Asia, Africa, and Latin America.
  • Ample inventory ensures fast, reliable bulk delivery.
  • Gneebio provides personalized technical and business support from inquiry to after-sales.

 

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