isopropyl alcohol

American  

noun

Chemistry.

1. a colorless, flammable, water-soluble liquid, C 3 H 8 O, produced from propylene by the action of sulfuric acid and hydrolysis: used chiefly in the manufacture of antifreeze and rubbing alcohol and as a solvent.

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isopropyl alcohol Scientific  

/ ī′sə-prō′pəl /

1. A clear, colorless, flammable, mobile liquid that is one of the two isomers of propyl alcohol. It is used in antifreeze compounds, rubbing alcohol, lotions, and cosmetics, and also as a solvent for gums, shellac, and essential oils. Chemical formula: C ₃ H ₈ O.

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Etymology

Origin of isopropyl alcohol

First recorded in 1870–75

Compare meaning

How does isopropyl-alcohol compare to similar and commonly confused words? Explore the most common comparisons:

• isopropyl alcohol vs. rubbing alcohol

Example Sentences

See Examples For:

isopropyl alcohol

That compares with 108, or 3.3 percent of the 3,272 patients who received 2% chlorhexidine gluconate in 70% isopropyl alcohol.

From Science Daily ● Feb. 1, 2024

Some installers use a solution of isopropyl alcohol to clean the paint and then use compressed air to blow off any remaining dirt particles.

From Seattle Times ● May 18, 2022

The same holds true for thermometers, acetaminophen, isopropyl alcohol and other basic medical supplies.

From Washington Post ● Jul. 26, 2021

The culprit is methanol, a poor cousin of isopropyl alcohol or ethyl alcohol, the approved active ingredients in hand sanitizing products.

From Los Angeles Times ● Aug. 4, 2020

Reduction by sodium amalgam converts it into isopropyl alcohol; oxidation by chromic acid gives carbon dioxide and acetic acid.

From The Project Gutenberg Encyclopedia Volume 1 of 28 by Project Gutenberg