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Acid ester
Answer for the clue "Acid ester ", 7 letters:
lactone
Word definitions for lactone in dictionaries
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Lactone \Lac"tone\, n. (Chem.) One of a series of organic compounds, being cyclic esters which may be 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 ...
Wiktionary
Word definitions in Wiktionary
n. (context organic chemistry English) A cyclic intramolecular ester derived from a hydroxy acid.
Wikipedia
Word definitions in Wikipedia
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 ...