Source:http://linkedlifedata.com/resource/umls/id/C0054312
MSH: A four carbon acid, CH3CH2CH2COOH, with an unpleasant odor that occurs in butter and animal fat as the glycerol ester.,NCI: Saturated fatty acid with 4 carbons.,NCI: A saturated short-chain fatty acid with a 4-carbon backbone. Butyric acid is commonly found in esterified form in animal fats and plant oils.