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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
ketone

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

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Certificates of Analysis (COA)

Lot/Batch Number
0000345191
0000345191
0000254906
1409603V
1409603

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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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