Skip to Content
Merck
CN
All Photos(1)

Key Documents

View All Documentation

74414

Sigma-Aldrich

(S)-3-Methyl-2-oxovaleric acid lithium salt hydrate

≥95.0% (TLC)

Synonym(s):

(S)-3-Methyl-2-oxopentanoic acid, (S)-Ketoisoleucine lithium salt, Lithium (S)-3-methyl-2-oxovalerate, S-KMV-Li

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C6H9LiO3 · xH2O
CAS Number:
24809-08-3
Molecular Weight:
136.07 (anhydrous basis)
MDL number:
MFCD21365075
UNSPSC Code:
12352106
PubChem Substance ID:
329765677
NACRES:
NA.26

Product Name

(S)-3-Methyl-2-oxovaleric acid lithium salt hydrate, ≥95.0% (TLC)

Assay

≥95.0% (TLC)

form

powder or crystals

optical activity

[α]/D +21.5±2°, c = 0.1 in 0.1 M HCl

color

white to off-white

storage temp.

2-8°C

SMILES string

[Li+].O.CC[C@H](C)C(=O)C([O-])=O

InChI

1S/C6H10O3.Li.H2O/c1-3-4(2)5(7)6(8)9;;/h4H,3H2,1-2H3,(H,8,9);;1H2/q;+1;/p-1/t4-;;/m0../s1

InChI key

PTRNELNRMVEQEC-FHNDMYTFSA-M

Biochem/physiol Actions

Metabolite in valine, leucine and isoleucine biosynthesis and in glucosinolate biosynthesis. S-KMV is found in human plasma, the S-KMV:R-KMV ratio is used for diagnosis of diabetes mellitus and maple syrup urine disease.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCBF2124
BCBF2124V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Determination of R- and S-3-methyl-2-oxopentanoate enantiomers in human plasma: suitable method for label enrichment analysis.
Schadewaldt, P., et al.
Journal of Chromatography. B, Biomedical Sciences and Applications, 682, 209-218 (1996)

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