1) Aldehyde 2) Ethanal 3) Hazardous air pollutant
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https://www.crosswordclues.com/clue/acetaldehyde
A by-product of fermentation. It is recognized by an aroma of green apple.
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http://brewdudes.wordpress.com/beer-making-terminology/
==History== Acetaldehyde was first observed by the Swedish pharmacist/chemist Carl Wilhelm Scheele (1774); it was then investigated by the French chemists Antoine François, comte de Fourcroy and Louis Nicolas Vauquelin (1800), and the German chemists Johann Wolfgang Döbereiner (1821, 1822, 1832) and Justus von Liebig (1835). In 1835, Liebig name...
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http://en.wikipedia.org/wiki/Acetaldehyde
• (n.) Acetic aldehyde. See Aldehyde.
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http://thinkexist.com/dictionary/meaning/acetaldehyde/
Green apple aroma, a byproduct of fermentation.
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http://www.beeradvocate.com/beer/101/terms/
an aldehyde used as a starting material in the synthesis of acetic acid, n-butyl alcohol, ethyl acetate, and other chemical compounds. It is ... [3 related articles]
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http://www.britannica.com/eb/a-z/a/11
(C2H4O) This is a fairly simple aldehyde (second in the analogous series after formaldehyde) that is found in the atmosphere as a result of emissions from the manufacture of acetic acid, plastics, raw materials, and as a product in some polluted air oxidation reactions.
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http://www.chemistry-dictionary.com/definition/acetaldehyde+%28c2h4o%29.php
CH3CHO Molar mass: 44.05256
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http://www.convertunits.com/molarmass/Acetaldehyde
(ethanal) An aldehyde (CH
3CHO). Acetaldehyde, or ethanal, is a colorless, flammable liquid made by catalytic oxidation of ethanol. It is an important reagent used in the manufacture of dyes, plastics, and many other organic chemicals. In the presence of ac...
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http://www.daviddarling.info/encyclopedia/A/acetaldehyde.html
Primary flavour component of Flor Sherry. A particularly mean, chemical-smelling, fruity liquid found on the shelves of organic chemistry laboratories, and never to be opened. Pure acetaldehyde has a sickening-sweetish-perfume odour that is better left under the cap. One smell gives me an instant headache just behind my right eye that doesn't go aw...
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http://www.edenwines.co.uk/Glossary_a.html
Systematic name, ethanal! This is a good example of a case where the IUPAC system may be logical, but can easily engender no end of confusion.
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http://www.encyclo.co.uk/local/20046
<chemical> A colourless, flammable liquid used in the manufacture of acetic acid, perfumes, and flavors. It is also an intermediate in the metabolism of alcohol. It has a general narcotic action and also causes irritation of mucous membranes. Large doses may cause death from respiratory paralysis. ... Chemical name: Acetaldehyde ... (12 Dec 1...
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http://www.encyclo.co.uk/local/20973
(as″әt-al´dә-hīd″) a colorless volatile liquid used in the manufacture of acetic acid, perfumes, and flavors, which is irritating to mucous membranes and has a general narcotic action. It is also an intermediate in the metabolism of alcohol.
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http://www.encyclo.co.uk/local/21001
An aldehyde used as a starting material in the synthesis of acetic acid, n-butyl alcohol, ethyl acetate, and other chemical compounds
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http://www.encyclo.co.uk/local/21114
Ac`et·al'de·hyde noun Acetic aldehyde. See
Aldehyde .
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http://www.encyclo.co.uk/webster/A/18
Type: Term Pronunciation: as-e-tal′dĕ-hīd Definitions: 1. An intermediate in yeast fermentation of carbohydrate and in alcohol metabolism. It is a central agent for the toxic effects of ethanol. Synonyms: acetic aldehyde, ethanal
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http://www.medilexicon.com/medicaldictionary.php?t=507
Acetaldehyde is a colourless liquid with a pungent, fruity odour. It is used primarily as a chemical intermediate, principally for the production of acetic acid, pyridine and pyridine bases, peracetic acid, pentaerythritol, butylene glycol, and chloral. It is used in the production of esters, particularly ethyl acetate and isobutyl acetate. It is a...
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http://www.probertencyclopaedia.com/browse/GA.HTM
[
n] - a colorless volatile water-soluble liquid aldehyde used chiefly in manufacture of acetic acid and perfumes and drugs
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http://www.webdictionary.co.uk/definition.php?query=acetaldehyde
Formed by the oxidation of ethanol this is a colourless fruity smelling liquid that with further oxidation forms acetic acid. Symbol C
2H
4O Also known as Ethanal
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https://www.encyclo.co.uk/local/20687
ethanal noun a colorless volatile water-soluble liquid aldehyde used chiefly in manufacture of acetic acid and perfumes and drugs
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https://www.encyclo.co.uk/local/20974
Common name for ethanal
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https://www.encyclo.co.uk/local/21221
A by-product of fermentation. It is recognized by an aroma of green apple.
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https://www.encyclo.co.uk/local/21582
A colorless, volatile, and water-soluble compound found naturally in grapes and wines in trace amounts and produced both by fermentation and oxidation. It has a pungent, fruitlike odor and is desirable in small amounts in good table wines and in high amounts in oxidized wines such as Sherry or Madeira. During fermentation, it is produced by yeast i...
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https://www.encyclo.co.uk/local/22309
A substance responsible for the oxidised fault in table wines. Caused by the oxidation of ethyl alcohol it results in a bruised apple character in table wines. It is an important positive aroma/flavour component of some sherries.
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https://www.encyclo.co.uk/local/22313
a volatile, colorless, water-soluble liquid, CHO, having a pungent, fruitlike odor: used chiefly in the silvering of mirrors and in organic synthesis. Also called
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https://www.infoplease.com/dictionary/acetaldehyde
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