Merck
CN
All Photos(3)

109959

Sigma-Aldrich

2-Ethylbutyric acid

99%

Sign Into View Organizational & Contract Pricing

Select a Size

Change View
Synonym(s):
Diethylacetic acid
Linear Formula:
(C2H5)2CHCO2H
CAS Number:
Molecular Weight:
116.16
Beilstein:
1098634
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor pressure

0.08 mmHg ( 20 °C)

Quality Level

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.)

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

Looking for similar products? Visit Product Comparison Guide

Related Categories

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
W242918379093M2101
2-Ethylbutyric acid 99%

Sigma-Aldrich

109959

2-Ethylbutyric acid

2-Ethylbutyric acid ≥98%, FCC, FG

Sigma-Aldrich

W242918

2-Ethylbutyric acid

Mandelic acid 99%

Sigma-Aldrich

M2101

Mandelic acid

refractive index

n20/D 1.413 (lit.)

refractive index

n20/D 1.413 (lit.)

refractive index

-

refractive index

-

bp

99-101 °C/18 mmHg (lit.)

bp

99-101 °C/18 mmHg (lit.)

bp

124-125 °C/13 mmHg (lit.)

bp

-

mp

−16-−13 °C (lit.)

mp

−16-−13 °C (lit.)

mp

68-70 °C (lit.)

mp

119-121 °C (lit.)

density

0.92 g/mL at 25 °C (lit.)

density

0.92 g/mL at 25 °C (lit.)

density

-

density

-

vapor pressure

0.08 mmHg ( 20 °C)

vapor pressure

0.08 mmHg ( 20 °C)

vapor pressure

-

vapor pressure

-

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.

Pictograms

Skull and crossbonesHealth hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Storage Class Code

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

WGK

WGK 1

Flash Point(F)

188.6 °F - closed cup

Flash Point(C)

87 °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?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

Slide 1 of 8

1 of 8

2-Ethylbutyraldehyde ≥92%

Sigma-Aldrich

110094

2-Ethylbutyraldehyde

4-Methylvaleric acid 99%

Sigma-Aldrich

277827

4-Methylvaleric acid

Supelco

Supelco

47058

WSFA-4

2-Ethyl-1-butanol 98%

Sigma-Aldrich

E14659

2-Ethyl-1-butanol

Supelco

Supelco

47056

WSFA-2

Jennifer M Monk et al.
Nutrients, 13(3) (2021-03-04)
Cooked common beans (Phaseolus vulgaris) improve intestinal health in lean mice and attenuate intestinal dysbiosis and inflammation when consumed concurrent with obesity development. We determined the effects of a high-fat (HF) bean supplemented diet in mice with established obesity (induced
Lin Feng et al.
Journal of chromatographic science, 46(7), 577-584 (2008-08-23)
A headspace solid-phase microextraction (HS-SPME) followed by gas chromatography coupled to flame ionization detector (GC-FID) is developed for the direct determination of volatile fatty acids (VFAs) in wastewater from constructed wetlands. Through the investigation on extraction behavior of different coatings
Yung-Tsung Chen et al.
Nutrients, 13(7) (2021-07-03)
Consumption of different types of high-calorie foods leads to the development of various metabolic disorders. However, the effects of multi-strain probiotics on different types of diet-induced obesity and intestinal dysbiosis remain unclear. In this study, mice were fed a control
Yi Liu et al.
Food & function, 7(9), 3772-3781 (2016-10-08)
Indigestible resistant starches (RS) are substrates for gut-microbial metabolism and have been shown to attenuate intestinal inflammation but the supporting evidence is inconsistent and lacks mechanistic explanation. We have recently reported dietary RS type 4 (RS4) induced improvements in immunometabolic
Evdokia K Mitsou et al.
Molecules (Basel, Switzerland), 25(12) (2020-06-24)
Alterations of gut microbiota are evident during the aging process. Prebiotics may restore the gut microbial balance, with β-glucans emerging as prebiotic candidates. This study aimed to investigate the impact of edible mushrooms rich in β-glucans on the gut microbiota

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