alpha-Ketoisocaproic acid

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α-Ketoisocaproic acid
Skeletal formula of alpha-ketoisocaproic acid
Names
IUPAC name
4-Methyl-2-oxopentanoic acid
Systematic IUPAC name
4-Methyl-2-oxopentanoic acid[1]
Other names
4-Methyl-2-oxovaleric acid
Identifiers
3DMet B00066
1701823
816-66-0 YesY
ChEBI CHEBI:48430
ChEMBL ChEMBL445647 YesY
ChemSpider 69 YesY
DrugBank DB03229
EC number 212-435-5
Jmol-3D images Image
Image
KEGG C00233 YesY
MeSH Alpha-ketoisocaproic+acid
PubChem 70
UN number 3265
Properties
C6H10O3
Molar mass 130.14 g·mol−1
Density 1.055 g cm−3 (at 20 °C)
Melting point 8 °C (46 °F; 281 K)
Boiling point 85 °C (185 °F; 358 K) at 13 mmHg
log P 0.133
Acidity (pKa) 2.651
Basicity (pKb) 11.346
Hazards
EU classification Corrosive C
R-phrases R34
S-phrases S26, S36/37/39, S45
Except where noted otherwise, data is given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
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Infobox references

α-Ketoisocaproic acid is an intermediate in the metabolism of leucine.

References[edit]