Skip to Content
Merck
All Photos(2)

Documents

E29141

Sigma-Aldrich

2-Ethylhexanoic acid

99%

Synonym(s):

2-Ethylcaproic acid

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
CH3(CH2)3CH(C2H5)CO2H
CAS Number:
Molecular Weight:
144.21
Beilstein:
1750468
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor density

4.98 (vs air)

Quality Level

vapor pressure

<0.01 mmHg ( 20 °C)
10 mmHg ( 115 °C)

Assay

99%

form

liquid

autoignition temp.

699 °F

expl. lim.

1.04 %, 135 °F
8.64 %, 188 °F

refractive index

n20/D 1.425 (lit.)

bp

228 °C (lit.)

density

0.903 g/mL at 25 °C (lit.)

SMILES string

CCCCC(CC)C(O)=O

InChI

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

InChI key

OBETXYAYXDNJHR-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

2-Ethylhexanoic acid can be used:
  • As a reactant in esterification , decarboxylative alkynylation , and preparation of alkyl coumarins via decarboxylative coupling reactions.
  • In the organocatalytic medium for the preparation of various 3,4-dihydropyrimidin-2(1H)-ones/thiones by Biginelli reaction.

Pictograms

Health hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

Repr. 1B

Storage Class Code

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

WGK

WGK 1

Flash Point(F)

237.2 °F - closed cup

Flash Point(C)

114 °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’.

Already Own This Product?

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

Visit the Document Library

Esterification of aliphatic acids with olefin promoted by Bronsted acidic ionic liquids
Gu Y, et al.
J. Mol. Catal. A: Chem., 212(1-2), 71-75 (2004)
Novel and efficient organocatalytic biginelli reaction using 2-ethylhexanoic acid
Hekmatshoar R, et al.
Gazi University Journal of Science, 25(3), 617-621 (2012)
Direct C-3 alkylation of coumarins via decarboxylative coupling with carboxylic acids
Jafarpour F, et al.
New. J. Chem., 43(24), 9328-9332 (2019)
Silver-catalyzed decarboxylative alkynylation of aliphatic carboxylic acids in aqueous solution
Liu X, et al.
Journal of the American Chemical Society, 134(35), 14330-14333 (2012)
Iron (III)-catalyzed direct synthesis of diphenylmethyl esters from 2-diphenylmethoxypyridine
Tran Van H, et al.
Synthetic Communications, 212(1-2), 1-9 (2019)

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