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W222119

Sigma-Aldrich

Butyric acid

natural, ≥99%, FCC, FG

Synonym(s):

1-propane carboxylic acid, Butanoic acid, Ethyl acetic acid, Propyl formic acid

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About This Item

Linear Formula:
CH3CH2CH2COOH
CAS Number:
Molecular Weight:
88.11
FEMA Number:
2221
Beilstein:
906770
EC Number:
Council of Europe no.:
5c
MDL number:
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
8.005
NACRES:
NA.21

grade

FG
Fragrance grade
Halal
Kosher
natural

Quality Level

Agency

follows IFRA guidelines
meets purity specifications of JECFA

reg. compliance

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FCC
FDA 21 CFR 117

vapor density

3.04 (vs air)

vapor pressure

0.43 mmHg ( 20 °C)

Assay

≥99%

form

liquid

autoignition temp.

824 °F

expl. lim.

10 %

refractive index

n20/D 1.398 (lit.)

pH

2 (25 °C, 10 g/L)
3 (20 °C, 10 g/L)

bp

162 °C (lit.)

mp

−6-−3 °C (lit.)

density

0.964 g/mL at 25 °C (lit.)

cation traces

As: ≤3 ppm
Cd: ≤1 ppm
Hg: ≤1 ppm
Pb: ≤10 ppm

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

fragrance allergen

no known allergens

Organoleptic

cheese; fruity; buttery

SMILES string

CCCC(O)=O

InChI

1S/C4H8O2/c1-2-3-4(5)6/h2-3H2,1H3,(H,5,6)

InChI key

FERIUCNNQQJTOY-UHFFFAOYSA-N

Gene Information

human ... HDAC1(3065)

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General description

Butyric acid is a volatile fatty acid that can be used as a flavoring agent. It has fruity or cheesy flavor and is mainly found in dairy products.

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

161.6 °F - closed cup

Flash Point(C)

72 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Effect of fat content on odor intensity of three aroma compounds in model emulsions: ?-decalactone, diacetyl, and butyric acid.
Guyot C, et al.
Journal of Agricultural and Food Chemistry, 44(8), 2341-2348 (1996)
Effects of volatile fatty acid concentrations on methane yield and methanogenic bacteria
Wang Y, et al
Biomass and Bioenergy, 33(5), 848-853 (2009)
Burdock GA
Encyclopedia of Food and Color Additives, 1, 359-360 (1997)
Shomik Sengupta et al.
Journal of gastroenterology and hepatology, 21(1 Pt 2), 209-218 (2006-02-08)
Butyrate, the four-carbon fatty acid, is formed in the human colon by bacterial fermentation of carbohydrates (including dietary fiber), and putatively suppresses colorectal cancer (CRC). Butyrate has diverse and apparently paradoxical effects on cellular proliferation, apoptosis and differentiation that may
Carlo F M Welters et al.
Diseases of the colon and rectum, 45(5), 621-627 (2002-05-11)
Inflammation is a constant finding in the ileal reservoir of patients with an ileal pouch-anal anastomosis and is associated with decreased fecal concentrations of the short chain fatty acid butyrate, increased fecal pH, changes in fecal flora, and increased concentrations

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