CAS No. 71555-25-4

Batch: Purity:99.99
NSC 319726 (ZMC1) Chemical Structure
Chemical Structure
Check the NSC 319726 (ZMC1) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name N-[(E)-1-pyridin-2-ylethylideneamino]azetidine-1-carbothioamide
CAS Number 71555-25-4
Molecular Formula

C11H14N4S

Molecular Weight (MW) 234.32
SMILES CC(=NNC(=S)N1CCC1)C2=CC=CC=N2
InChIKey XDHBUMNIQRLHGO-UKTHLTGXSA-N

Ordering Information

Biological Activity

NSC 319726 (ZMC1) is a small-molecule mutant p53 reactivator that functions as a zinc metallochaperone, selectively inhibiting growth in p53(R175) mutant-expressing cells with an IC50 ofwhile sparing p53 wild-type cells. It restores wild-type conformation and transcriptional activity to the p53(R175H) mutant protein. This conformational restoration reactivates p53-mediated apoptotic signaling pathways and suppresses tumor growth. [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 19 mg/mL (81.08 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).

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Note: Technical data last updated: Sep 1, 2026.