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What is n-pentane ( C5H12 CAS 109-66-0) used for?

Dec 30, 2025 Leave a message

CAS 109-66-0 n-Pentane is a simple organic compound that belongs to the family of alkanes. It has the chemical formula C5H12 and consists of five carbon atoms linked by single bonds, with each carbon atom attached to three hydrogen atoms. n-Pentane is one of the three isomers of pentane, which means that it has the same molecular formula but a different structure. The other two isomers are isopentane and neopentane, which have more branched structures.

 

Appearance clear colourless liquid
Assay min. 95,0 %
Flash point -49 °C

 

n-pentane cas number 109-66-0

 

What is n-pentane ( C5H12 CAS 109-66-0) used for?

Construction & Insulation

N-Pentane (CAS 109-66-0) is a key component in producing foam insulation panels. Its low boiling point allows for the creation of lightweight, highly insulative materials that improve energy efficiency in buildings. For example, spray foam insulation containing N-Pentane helps reduce heating and cooling costs for commercial and residential properties.

 

Automotive Manufacturing

In automotive manufacturing, N-Pentane (C5H12) is used as a solvent for cleaning and degreasing engine parts. Its effectiveness in dissolving oils and greases enhances manufacturing efficiency and safety, leading to cleaner engines and reduced emissions.

 

Packaging & Consumer Goods

Foam packaging made with N-Pentane provides cushioning for fragile items like electronics and glassware. This application ensures products reach consumers intact, reducing damages and returns.

 

Chemical Industry

As a solvent, N-Pentane facilitates chemical reactions and processes, such as in the production of pharmaceuticals and plastics. Its volatility and solvency properties improve process efficiency and product quality.

 

 

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n-pentane cas number 109-66-0

 

Foaming agent n-Pentane

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