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isovaleric acid

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noun iso·va·ler·ic acid \ˌī-sō-və-ˌlir-ik-, -ˌler-\

Medical Definition of isovaleric acid

  1. :  a liquid acid C5H10O2 that has a disagreeable odor, that occurs especially in valerian root in the free state and in some essential oils and marine-animal oils in the form of esters, and that is used chiefly in making esters for use in flavoring materials

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