- a volatile, colorless, water-soluble liquid, C2H4O, having a pungent, fruitlike odor: used chiefly in the silvering of mirrors and in organic synthesis.
Origin of acetaldehyde
Also called ethanal.
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Examples from the Web for acetaldehyde
Acetaldehyde is not of much importance in itself, but is useful as a transition.Creative Chemistry
Edwin E. Slosson
For this reason it is possible to determine the freezing point curves of acetaldehyde and paraldehyde.
Starting in the one case with fused paraldehyde, and in the other case with acetaldehyde, the same freezing point, viz.
This is in harmony with the fact that the polymerisation of acetaldehyde is accompanied by evolution of heat.
The decomposition of pyruvic acid into acetaldehyde and carbon dioxide has already been fully discussed (Chapter VI).Alcoholic Fermentation
- a colourless volatile pungent liquid, miscible with water, used in the manufacture of organic compounds and as a solvent and reducing agent. Formula: CH 3 CHOSystematic name: ethanal
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A colorless, flammable liquid formed during ethanol metabolism and yeast fermentation of organic compounds and used to manufacture acetic acid and drugs.aldehyde ethaldehyde
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A colorless, flammable liquid, used to manufacture acetic acid, perfumes, and drugs. Chemical formula: C2H4O.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.