Isopropanol is a major component of rubbing alcohols. Isopropanol is a secondary alcohol. It is one of the cheapest alcohols and has replaced ethanol for many uses because of its similar solvent properties. Isopropanol was formerly obtained largely by catalytic reduction of acetone ; oxidation of isopropanol is now the major source of acetone.

An alcohol frequently used as a solvent in consumer cleaning products, rubbing alcohol, felt- tipped pens, inks, etc. More toxic than ethanol, but much less so than other types of solvents. Highly flammable.

alcohol used as antifreeze or a solvent