CAS No. 557-24-4

Batch: Purity:99.93
Maleamic acid Chemical Structure
Chemical Structure
Check the Maleamic acid product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 557-24-4
Molecular Formula

C4H5NO3

Molecular Weight (MW) 115.09
SMILES NC(=O)\C=C/C(O)=O

Ordering Information

Biological Activity

Maleamic acid is an endogenous metabolite that serves as an intermediate in small-molecule metabolic processes, including organic acid pathways. Within these cellular metabolic networks, maleamic acid is involved in nitrogen and dicarboxylic acid metabolism, undergoing conversion to maleic acid derivatives. As a naturally occurring metabolite, maleamic acid contributes to fundamental biochemical pathways, cellular energy dynamics, and endogenous metabolic homeostasis within biological systems. [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 23 mg/mL (199.84 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Water Insoluble
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.