Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

W218811

Sigma-Aldrich

Butyl isobutyrate

natural, 97%, FG

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
(CH3)2CHCO2(CH2)3CH3
CAS Number:
Molecular Weight:
144.21
FEMA Number:
2188
EC Number:
Council of Europe no.:
291
MDL number:
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
9.416
NACRES:
NA.21

grade

FG
Kosher
natural

Quality Level

reg. compliance

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

assay

97%

refractive index

n20/D 1.401 (lit.)

bp

155-156 °C (lit.)

density

0.862 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

apple; banana; green; fruity; sweet

SMILES string

CCCCOC(=O)C(C)C

InChI

1S/C8H16O2/c1-4-5-6-10-8(9)7(2)3/h7H,4-6H2,1-3H3

InChI key

JSLCOZYBKYHZNL-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

General description

Butyl isobutyrate is an aliphatic ester generally used as a modifier or fixative in flavor industry. It is also used as a flavoring agent for its fruity flavor.

pictograms

FlameExclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk_germany

WGK 2

flash_point_f

109.4 °F - closed cup

flash_point_c

43 °C - closed cup


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Kinetics and mechanism of synthesis of butyl isobutyrate over immobilised lipases.
Yadav GD & Lathi PS.
Biochemical Engineering Journal, 16(3), 245-252 (2003)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service