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Lactone - Wikipedia
Lactones are cyclic carboxylic esters . They are derived from the corresponding hydroxycarboxylic acids by esterification. They can be saturated or unsaturated. Lactones are formed by lactonization, the intramolecular esterification of the corresponding hydroxycarboxylic acids.
en.wikipedia.org
en.wikipedia.org
Lactones, Lactams and Cyclization Reactions Explained - Pearson
Lactones are cyclic esters formed through the cyclization of hydroxycarboxylic acids. When a hydroxy group (-OH) on a carboxylic acid (R-COOH) reacts with the ...
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www.pearson.com
Lactones - Fisher Scientific
Organic heterocyclic compounds that consist of cyclic carboxylic esters and one or more heteroatoms replacing carbon atoms in the ring. Read More Read Less.
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www.fishersci.com
lactone
lactone Chem. (ˈlæktəʊn) [f. L. lact-, lac milk + -one.] 1. (See quot.)1848 Fownes Chem. (ed. 2) 389 Another product of the action of heat on lactic acid, is lactone, a colourless volatile liquid. 2. [ad. G. lacton (R. Fittig 1880, in Ann. d. Chem. CC. 62).] Any of the class of cyclic esters formed ...
Oxford English Dictionary
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Lactone - Chemistry LibreTexts
A lactone or cyclic ester is a carboxylic acid ester in the molecule of which the ligand on the carbonyl carbon and that on the oxygen atom are linked by one ...
chem.libretexts.org
chem.libretexts.org
Lactone - an overview | ScienceDirect Topics
Lactone is defined as a cyclic ester formed from the reaction of an alcohol and a carboxylic acid, characterized by a ring structure that includes an ...
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www.sciencedirect.com
LACTONE Definition & Meaning - Merriam-Webster
The meaning of LACTONE is any of various cyclic esters formed from hydroxy acids.
www.merriam-webster.com
www.merriam-webster.com
Lactone | Aromatic, Cyclic, Ring Structure | Britannica
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 ...
www.britannica.com
www.britannica.com
Lactone - an overview | ScienceDirect Topics
Lactones are cyclic esters of organic acids. It is a condensation product of an alcohol group and a carboxylic acid group in the same molecule of ...
www.sciencedirect.com
www.sciencedirect.com
Summary - BioCyc
A lactone is a cyclic ester, the product of condensation of an alcohol group and a carboxylate group within the same molecule. It is characterized by a closed ...
biocyc.org
biocyc.org
Sesquiterpene lactone
Sesquiterpene lactones (SLs) are a class of sesquiterpenoids that contain a lactone ring. Examples
Artemisinin, a new, highly-effective anti-malarial compound, is a sesquiterpene lactone found in Artemisia annua.
wikipedia.org
en.wikipedia.org
Wine lactone
It was discovered several years later by Guth in white wines and was named "wine lactone". The odor threshold of the (3S,3aS,7aR)-wine lactone stereoisomer is 0.00001-0.00004 ng/L in air.
wikipedia.org
en.wikipedia.org
Finding a reaction from a KEGG map I have come across a map and a part of it looks like this:  is a leuco dye, a lactone derivate of crystal violet 10B. In an acidic environment, the lactone ring is broken, with the oxygen detaching from the central carbon.
wikipedia.org
en.wikipedia.org