CAS No. 173529-46-9

Batch: Purity:99.88
HMN-214 Chemical Structure
Chemical Structure
Check the HMN-214 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name N-(4-methoxyphenyl)sulfonyl-N-[2-[(E)-2-(1-oxidopyridin-1-ium-4-yl)ethenyl]phenyl]acetamide
CAS Number 173529-46-9
Molecular Formula

C22H20N2O5S

Molecular Weight (MW) 424.47
SMILES CC(=O)N(C1=CC=CC=C1C=CC2=CC=[N+](C=C2)[O-])S(=O)(=O)C3=CC=C(C=C3)OC
InChIKey OCKHRKSTDPOHEN-BQYQJAHWSA-N

Ordering Information

Biological Activity

HMN-214 is an oral stilbene prodrug of HMN-176 that acts as a potent PLK1 pathway inhibitor. Its active metabolite, HMN-176, alters the cellular spatial distribution of PLK1 rather than directly inhibiting its enzymatic activity. This mechanism disrupts spindle polar bodies, leading to cell cycle arrest at the G2/M phase, DNA fragmentation, and robust antitumor activity in human tumor xenografts. [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 12 mg/mL (28.27 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.