CAS No. 600-18-0

Batch: Purity:99
2-Oxobutanoic acid Chemical Structure
Chemical Structure
Check the 2-Oxobutanoic acid product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 600-18-0
Molecular Formula

C4H6O3

Molecular Weight (MW) 102.09
SMILES CCC(=O)C(=O)O

Ordering Information

Biological Activity

2-Oxobutanoic acid is an endogenous keto acid metabolite involved in amino acid catabolism, including threonine and methionine degradation pathways, as well as propanoate metabolism. As an alternative substrate for lactate dehydrogenase, it facilitates the regeneration of NAD+ from NADH independently of mitochondrial respiration. This metabolic conversion supports glycolytic flux, modulates cellular redox homeostasis, and rescues metabolic balance during mitochondrial electron transport chain inhibition. [1]

How to Prepare Stock Solution?

Concentration Volume Mass
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Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
FAQ
Q: Why does a DMSO stock precipitate in media/saline?
A: It is caused by unheated aqueous media (supersaturation), local solvent shock, or incorrect mixing sequence.
How to fix it?
  • Preheat media/saline to 37°C.
  • Mix rapidly (pipette/vortex) upon addition.
  • For complex mixes, always add the aqueous phase last.
  • Re-dissolve minor precipitates with a 37°C water bath and sonication (≤30 min).
Note: Technical data last updated: Sep 1, 2026.