CAS No. 4033-40-3

Batch: Purity:99.81
Nα-Acetyl-L-asparagine Chemical Structure
Chemical Structure
Check the Nα-Acetyl-L-asparagine product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 4033-40-3
Molecular Formula

C6H10N2O4

Molecular Weight (MW) 174.15
SMILES CC(=O)NC(CC(N)=O)C(O)=O

Ordering Information

Biological Activity

Nα-Acetyl-L-asparagine is an endogenous acetylated amino acid metabolite naturally present in the human brain and biological fluids. As a derivative of L-asparagine, it participates in cellular amino acid metabolism and acetylated compound turnover pathways. Endogenous N-acetylated metabolites serve as biochemical markers in metabolic profiling, reflecting central nervous system amino acid homeostasis and enzymatic processing involved in brain nitrogen balance and metabolic signaling cascades. [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
DMSO 34 mg/mL (195.23 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Water 34 mg/mL
Ethanol Insoluble
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.