ChemicalBook > CAS DataBase List > Butyl isobutyrate

Butyl isobutyrate

Product Name
Butyl isobutyrate
CAS No.
97-87-0
Chemical Name
Butyl isobutyrate
Synonyms
FEMA 2188;Butylisobutyrat;BUTYL-ISOBUTYRAT;butylisobutanoate;BUTYL ISOBUTYRATE;Butyl isobutanoate;N-BUTYL ISOBUTYRATE;ButylIsobutyrate>Isobutyric acid butyl;isobutyricacidbutylester
CBNumber
CB1174227
Molecular Formula
C8H16O2
Formula Weight
144.21
MOL File
97-87-0.mol
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Butyl isobutyrate Property

Melting point:
-88.07°C (estimate)
Boiling point:
155-156 °C(lit.)
Density 
0.862 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.401(lit.)
FEMA 
2188 | BUTYL ISOBUTYRATE
Flash point:
110 °F
form 
clear liquid
color 
Colorless to Almost colorless
Odor
at 100.00 %. sweet fruity green tropical apple banana
Odor Type
fruity
biological source
synthetic
Odor Threshold
0.022ppm
JECFA Number
188
LogP
2.65
CAS DataBase Reference
97-87-0(CAS DataBase Reference)
NIST Chemistry Reference
Propanoic acid, 2-methyl-, butyl ester(97-87-0)
EPA Substance Registry System
Propanoic acid, 2-methyl-, butyl ester (97-87-0)
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Safety

Hazard Codes 
Xi
Risk Statements 
10-36/37/38
Safety Statements 
26
RIDADR 
UN 3272 3/PG 3
WGK Germany 
2
RTECS 
UA2466945
HazardClass 
3
PackingGroup 
III
HS Code 
29156000
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H226Flammable liquid and vapour

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
W218811
Product name
Butyl isobutyrate
Purity
natural, 97%, FG
Packaging
1 unit
Price
$62.2
Updated
2025/07/31
Sigma-Aldrich
Product number
W218811
Product name
Butyl isobutyrate
Purity
natural, 97%, FG
Packaging
1 unit
Price
$62.2
Updated
2025/07/31
Sigma-Aldrich
Product number
W218811
Product name
Butyl Isobutyrate
Purity
natural, 97%, FG
Packaging
100g
Price
$105
Updated
2025/07/31
Sigma-Aldrich
Product number
W218811
Product name
Butyl Isobutyrate
Purity
natural, 97%, FG
Packaging
1kg
Price
$373
Updated
2025/07/31
Sigma-Aldrich
Product number
W218804
Product name
Butyl isobutyrate
Purity
≥97%, FCC, FG
Packaging
1 unit
Price
$54.6
Updated
2025/07/31
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Butyl isobutyrate Chemical Properties,Usage,Production

Chemical Properties

Butyl isobutyrate is a colorless liquid, almost insoluble in water, miscible with alcohol and oils. Sp.Gr. 0.862. B.P. 156℃.  Butyl isobutyrate has a strong, fresh, fruity odor (apple, banana) and sweet, pineapple-like taste.

Occurrence

Reported present in Roman chamomile essential oil, papaya, quince, apple, honey, apricot, banana and cheeses.

Uses

Butyl isobutyrate is used in flavor compositions for imitation Apple, Apricot, Banana, Arak, Butter, Cherry, Ginger, Gooseberry, Hop, Melon, Blackberry, Orange, Peach, Pineapple, Raspberry, Strawberry, Tangerine, etc. Concentrations in the finished product are normally about 40 ppm, except in chewing gum - up to 2000 ppm, (Juicy-fruit and Tuttifrutti type of flavors for chewing gum).

Preparation

Prepared from the corresponding acid and n-butyl alcohol by esterification in the presence of concentrated H2SO4 with or without solvent (boiling benzene). Or Butyl isobutyrate is formed by direct esterificalion of n-Butyl alcohol with iso-Butyric acid under azeotropic conditions.

Definition

ChEBI: Butylisobutyrate is a carboxylic ester.

Aroma threshold values

Detection: 80 to 170 ppb

Taste threshold values

Taste characteristics at 30 ppm: fruity, sweet, pineapple, apple, cherry, tutti-frutti, banana.

Butyl isobutyrate Preparation Products And Raw materials

Raw materials

Isobutyric acid 1-Butanol

Preparation Products

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Butyl isobutyrate Suppliers

Americas 1 China 126 Europe 2 France 1 Germany 4 India 4 Japan 3 Singapore 1 Slovakia 1 Spain 1 Switzerland 1 United Kingdom 6 United States 36 USA 1 Global 188
Nanxing Chemical (Jiangsu) Co., Ltd
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View Lastest Price from Butyl isobutyrate manufacturers

Hebei Chuanghai Biotechnology Co., Ltd
Product
Butyl isobutyrate 97-87-0
Price
US $10.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
10 mt
Release date
2025-03-13
Hebei Zhuanglai Chemical Trading Co Ltd
Product
Butyl isobutyrate 97-87-0
Price
US $45.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20 tons
Release date
2024-12-06
Zhuozhou Wenxi import and Export Co., Ltd
Product
Butyl isobutyrate 97-87-0
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-08-11

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  • N-BUTYL ISOBUTYRATE
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