lactone

Type: Term Pronunciation: lak′tōn Definitions: 1. An intramolecular organic anhydride formed from a hydroxyacid by the loss of water between a hydroxyl and a -COOH group; a cyclic ester.
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Lactone

Lac'tone noun (Chemistry) One of a series of organic compounds, regarded as anhydrides of certain hydroxy acids. In general, they are colorless liquids, having a weak aromatic odor. They are so called because the typical lactone is derived from lactic acid.
Found on http://www.encyclo.co.uk/webster/L/4

lactone

<chemistry> One of a series of organic compounds, regarded as anhydrides of certain hydroxy acids. In general, they are colourless liquids, having a weak aromatic odour. They are so called because the typical lactone is derived from lactic acid. ... Source: Websters Dictionary ... (01 Mar 1998) ...
Found on http://www.encyclo.co.uk/local/20973

lactone

(lakĀ“tōn) a cyclic organic compound in which the chain is closed by ester formation between a carboxyl and a hydroxyl group in the same molecule.
Found on http://www.encyclo.co.uk/local/21001

Lactone

• (n.) One of a series of organic compounds, regarded as anhydrides of certain hydroxy acids. In general, they are colorless liquids, having a weak aromatic odor. They are so called because the typical lactone is derived from lactic acid.
Found on http://thinkexist.com/dictionary/meaning/lactone/

lactone

any of a class of cyclic organic esters, usually formed by reaction of a carboxylic acid group with a hydroxyl group or halogen atom present in the ...
Found on http://www.britannica.com/eb/a-z/l/4

Lactone

Lactones are cyclic esters of hydroxycarboxylic acids, containing a 1-oxacycloalkan-2-one structure, or analogues having unsaturation or heteroatoms replacing one or more carbon atoms of the ring. Lactones are formed by intramolecular esterification of the corresponding hydroxycarboxylic acids, which takes place spontaneously when the ring that is...
Found on http://en.wikipedia.org/wiki/Lactone

Lactone

Designation (including lactones) for inner ester of hydroxycarboxylic acids with strong, usually pleasant odor, often in high-value after Musk or coconut. Lactones play under volatiles of wine a very important role, particularly the g-lactones. After the origin of the oak, they are also known as "Oak-lactones", or after, as "whiskey ...
Found on http://www.wein-plus.eu/en/Lactones_3.0.9169.html
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