3-hydroxybutyric acid

3-hy·drox·y·bu·tyr·ic ac·id

(hī-drōk'sē-byū-tir'ik as'id),

The d-stereoisomer is one of the ketone bodies and is formed in ketogenesis; it is an important fuel for extrahepatic tissues; as an acyl derivative it is also an intermediate in fatty acid biosynthesis. The l-isomer is found as a coenzyme A derivative in β oxidation of fatty acids.

Synonym(s): 3-hydroxybutanoic acid, β-hydroxybutyric acid

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