lactone

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lactone

 [lak´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.

lac·tone

(lak'tōn),
An intramolecular organic anhydride formed from a hydroxyacid by the loss of water between a hydroxyl and a -COOH group; a cyclic ester.

lactone

/lac·tone/ (lak´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.

lac·tone

(lak'tōn)
An intramolecular organic anhydride formed from a hydroxyacid by the loss of water between an -OH and a -COOH group; a cyclic ester.

lactone (lakˑ·tōn),

n a compound with a high molecular mass that comprises an ester linked to a ring structure of carbon atoms. Significant members of this group are coumarin and its derivatives. It is found in expressed oils and some absolutes. It has been used as an anticoagulant, sedative, and antipyretic. Harmful effects include skin allergies and potential toxicity to the nervous system.

lac·tone

(lak'tōn)
An intramolecular organic anhydride formed from a hydroxyacid by the loss of water between an -OH and a -COOH group; a cyclic ester.

lactone,

n an organic anhydride formed from a hyroxyacid by the loss of water between an 2OH and a 2COOH group.

lactone

1. an aromatic liquid from lactic acid.
2. a cyclic organic compound in which the chain is closed by ester formation between a carboxyl and a hydroxyl group in the same molecule.
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