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isovalerianic
isovalerianic n. 
/ˌʌɪsə(ʊ)vəˌlɛːrɪˈanɪk/, /ˌʌɪsə(ʊ)vəˌlɛrɪˈanɪk/, /ˌaɪsoʊvəˌlɪriˈænɪk/ (also isovaleri'anic acid) = isovaleric acid n.
Brit. /ˌʌɪsə(ʊ)vəˌlɪərɪˈanɪk/
, /ˌʌɪsə(ʊ)vəˌlɪərɪˈanɪk//ˌʌɪsə(ʊ)vəˌlɛːrɪˈanɪk//ˌʌɪsə(ʊ)vəˌlɛrɪˈanɪk/U.S. /ˌaɪsoʊvəˌlɛriˈænɪk/
, /ˌaɪsoʊvəˌlɛriˈænɪk//ˌaɪsoʊvəˌlɪriˈænɪk/ΚΠ
1894 Chem. News 9 Feb. 66/1 (heading) Condensation of isovalerianic aldehyd with ordinary acetone.
1927 Chem. Abstr. 21 985 By oxidation iso-AmOH gives the aldehyde and isovalerianic acid, all 3 of which have been found in oil of lavender.
1971 Angewandte Parasitol. XII. 107 The pure attractants..valerianic acid and iso-valerianic acid had only a little attraction [for synanthropic flies].
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