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75940

Sigma-Aldrich

2-Oxooctanoic acid

≥99.0% (T)

Synonym(s):

α-Ketooctanoic acid, 2-Oxocaprylic acid

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About This Item

Linear Formula:
CH3(CH2)5COCOOH
CAS Number:
328-51-8
Molecular Weight:
158.19
Beilstein:
1757862
EC Number:
206-331-9
MDL number:
MFCD00042721
UNSPSC Code:
12352100
PubChem Substance ID:
57652595
NACRES:
NA.22

Assay

≥99.0% (T)

form

flakes

bp

82 °C/0.05 mmHg

mp

33-36 °C

functional group

carboxylic acid

storage temp.

2-8°C

SMILES string

CCCCCCC(=O)C(O)=O

InChI

1S/C8H14O3/c1-2-3-4-5-6-7(9)8(10)11/h2-6H2,1H3,(H,10,11)

InChI key

GPPUPQFYDYLTIY-UHFFFAOYSA-N

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Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302,H315,H319,H335

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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’.

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Huifang Xu et al.
Journal of colloid and interface science, 509, 265-274 (2017-09-16)
Single-tailed short-chain alkyl keto-acids/salts, a class of fatty acid/salt derivatives, such as sodium 2-ketooctanate (KOCOONa), are a kind of weakly acid/salt type amphiphiles and plausible prebiotic molecules, and the current understanding of their aggregation behavior in aqueous solutions is still
Sarah A Almahboub et al.
Applied microbiology and biotechnology, 102(2), 789-799 (2017-11-28)
Terminal modification of peptides is frequently used to improve their hydrophobicity. While N-terminal modification with fatty acids (lipidation) has been reported previously, C-terminal lipidation is limited as it requires the use of linkers. Here we report the use of a

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