butyric acid

A colorless organic acid, C₄H₈O₂, occurring in animal milk fats and used in disinfectants, emulsifying agents, and pharmaceuticals. Also called butanoic acid.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

butyric acid

(bjuːˈtɪrɪk)

(Elements & Compounds) a carboxylic acid existing in two isomeric forms, one of which produces the smell in rancid butter. Its esters are used in flavouring. Formula: C3(CH2)2COOH

[C19 butyric, from Latin būtyrum butter]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

butyr′ic ac′id

either of two isomeric acids having the formula C₄H₈O₂, esp. a rancid liquid occurring in spoiled butter.

[1820–30]

bu·tyr·ic acid

(byo͞o-tîr′ĭk)

A colorless fatty acid found in butter and certain plant oils. It has an unpleasant odor and is used in disinfectants and drugs.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

butyric acid - an unpleasant smelling fatty acid found especially in butter

butanoic acid

saturated fatty acid - a fatty acid whose carbon chain cannot absorb any more hydrogen atoms; found chiefly in animal fats

hydroxybutyric acid, oxybutyric acid - hydroxy derivative of butyric acid

Translations

Buttersäure

butaanihappovoihappo

acide butyrique

kwas masłowy

smörsyra

Mentioned in

References in periodicals archive

KINGSPORT, Tenn., Nov 28, 2018 - (ACN Newswire) - Eastman Chemical Company (NYSE: EMN) has completed a new isobutyric acid manufacturing facility at its Kingsport, Tennessee site, and expects production to begin within the next few weeks.

Eastman Completes Construction of New Isobutyric Acid Manufacturing Facility

Significant interactions between diet and supplement were observed for formic acid, propionic acid, isobutyric acid, valeric acid, and lactic acid concentrations.

EFFECT OF DIFFERENT MEDIUM CHAIN FATTY ACIDS, CALCIUM BUTYRATE, AND SALINOMYCIN ON PERFORMANCE, NUTRIENT UTILIZATION, AND FERMENTATION PRODUCTS IN GASTROINTESTINAL TRACTS OF BROILER CHICKENS

Allantoin, 3-hydroxybutyric acid, acetone, and isobutyric acid remained increased at al the hours.

NMR-Based Plasma Metabolomics at Set Intervals in Newborn Dairy Calves with Severe Sepsis

For isobutyric acid, propionic acid, and ascorbic acid, the concentration of the solution was increased to 20 mM.

Compact Surface Plasmon Resonance Sensor for Underwater Chemical Sensing Robot

[33] recognized that the undesirable smell produced by isobutyric acid in carob can be reduced through roasting process and losing that compound and the higher loss of isobutyric acid will bring a higher sensory quality of the carob powder, which is a factor to consider when establishing the roasting time.

Influence of Roasting on Sensory, Antioxidant, Aromas, and Physicochemical Properties of Carob Pod Powder (Ceratonia siliqua L.)

The major organic acids in hawthorn wine were acetic acid and isobutyric acid, which represented above 59% of the total organic acids.

Quality Comparison of Hawthorn Wines Fermented by Saccharomyces cerevisiae with and without Pulp Contact and Pectase Treatment

According To [12] this results due to the presence of propionate and iso-butyrate (fatty acids with short aliphatic chain).where propionic acid and isobutyric acid cheeks the role of electron donors and transforms the ferrous or ferric iron is therefore inhibits the formation of the complex ferrous-ferrozine [2], as these fatty acids have the ability to form complex with copper and zinc faster than murexide.

Iron, zinc and copper chelation activity of Phragmites australis leaves extracts

(E)-2-hexenoic acid has exhibited a concentration dependant positive response while for isobutyric acid and tetradecanoic acid a poor positive response was observed in nymphs and female bedbugs.

Aggregation responses of Cimex hemipterus F. to semiochemicals identified from their excreta

Furthermore, isobutyric acid kindly purchased from Fluka Chemie GmbH (Germany) and n-amyl alcohol obtained from La Chema (Czech Republic) were used for ester synthesis performed in n-hexane obtained from Carlo Erba Reagenti (Italy).

Catalyzed ester synthesis using Candida rugosa lipase entrapped by poly(N-isopropylacrylamide-co-itaconic acid) hydrogel

Also, it appears that acetic acid and isobutyric acid could play an important role in determining the aromatic quality that results from drying cacao.

Volatile and non-volatile compounds indicate cocoa quality