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109959

2-Ethylbutyric acid

99%

Synonym(s):

Diethylacetic acid

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About This Item

Linear Formula:
(C2H5)2CHCO2H
CAS Number:
88-09-5
Molecular Weight:
116.16
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24846948
EC Number:
201-796-4
Beilstein/REAXYS Number:
1098634
MDL number:
MFCD00002670
Assay:
99%
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vapor pressure

0.08 mmHg ( 20 °C)

Quality Segment

assay

99%

refractive index

n20/D 1.413 (lit.)

bp

99-101 °C/18 mmHg (lit.)

mp

−16-−13 °C (lit.)

density

0.92 g/mL at 25 °C (lit.)

functional group

carboxylic acid

SMILES string

CCC(CC)C(O)=O

InChI

1S/C6H12O2/c1-3-5(4-2)6(7)8/h5H,3-4H2,1-2H3,(H,7,8)

InChI key

OXQGTIUCKGYOAA-UHFFFAOYSA-N

Application

2-Ethylbutyric acid is used as the internal standard for determining volatile fatty acids (VFAs) in wastewater from the constructed wetlands. It is used in the determination of both free and fatty acids in milk and milk products by HPLC method with direct derivatisation.

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Pictograms

Skull and crossbonesHealth hazard
GHS06,GHS08

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Eye Irrit. 2 - Skin Irrit. 2 - STOT RE 2 Oral

Target Organs

Blood,Liver,Kidney

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

Flash Point (°F)

188.6 °F - closed cup

Flash Point (°C)

87 °C - closed cup

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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