butanoic acid

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butanoic acid,

IUPAC name for butyric acidbutyric acid
or butanoic acid
, CH3CH2CH2CO2H, viscous, foul-smelling, liquid carboxylic acid; m.p. about −5°C;; b.p. 163.5°C;. It is miscible with water, ethanol, and ether.
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Combining the information of the IR spectrum and GC/MS results, we conclude that butanal, 2-butenal, acetic acid, butanoic acid, 1-butanol, water, and C[O.
2) Chelate of one Cu atom coordinated with 2 molecules of 2-hydroxy-4-methylthio butanoic acid (HMTBa).
Trimethylamine (a fishy odor), 2-methylpropanal (a malty, dark chocolate odor), 3-methylbutanal (a malty, dark chocolate odor), acetic acid (a sour odor), propanoic acid (a cheesy odor), 2-methylpropanoic acid (a cheesy odor), butanoic acid (a cheesy odor), 3-methylbutanoic acid (cheesy, sweaty odors), and methional (a cooked potato odor) had the highest odor activity values: greater than 100.