K401
2-Ketobutyric acid
97%
Synonym(s):
2-Oxobutanoic acid, 2-Oxobutyric acid, α-Ketobutyric acid, Propionylformic acid
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About This Item
Linear Formula:
CH3CH2COCOOH
CAS Number:
Molecular Weight:
102.09
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
209-986-9
Beilstein/REAXYS Number:
1700514
MDL number:
Assay:
97%
Form:
liquid
Quality Segment
assay
97%
form
liquid
bp
84 °C/20 mmHg (lit.)
mp
30-34 °C (lit.)
functional group
ketone
storage temp.
2-8°C
SMILES string
CCC(=O)C(O)=O
InChI
1S/C4H6O3/c1-2-3(5)4(6)7/h2H2,1H3,(H,6,7)
InChI key
TYEYBOSBBBHJIV-UHFFFAOYSA-N
General description
2-Ketobutyric acid, also known as alpha-ketobutyrateor 2-oxobutyrate, belongs to the category of short-chain keto acids andderivatives with alkyl chains containing less than 6 carbon atoms.
Application
2-Ketobutyric acid can be used as a reactant to synthesize:
- (S)-2-Aminobutyric acid via enzyme-catalyzed amination reaction.
- L-Isoleucine by living cell reaction in the presence of ethanol.
- 3-Ethyl-2-quinoxalinol from 1,2-diaminobenzene in the presence of sulfuric acid.
- 3-Ethylbenzo[g]quinoxalin-2(1H)-one using 2,3-diaminonaphthalene in the presence of biocatalyst.
signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Skin Corr. 1B
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 3
flash_point_f
179.6 °F - closed cup
flash_point_c
82 °C - closed cup
ppe
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
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