CAS No. 10537-47-0

Batch: Purity:99.99
Tyrphostin 9  Chemical Structure
Chemical Structure
Check the Tyrphostin 9 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 2-[(3,5-ditert-butyl-4-hydroxyphenyl)methylidene]propanedinitrile
CAS Number 10537-47-0
Molecular Formula

C18H22N2O

Molecular Weight (MW) 282.38
SMILES CC(C)(C)C1=CC(=CC(=C1O)C(C)(C)C)C=C(C#N)C#N
InChIKey MZOPWQKISXCCTP-UHFFFAOYSA-N

Ordering Information

Biological Activity

Tyrphostin 9 is a synthetic protein tyrosine kinase inhibitor that targets platelet-derived growth factor receptor (PDGFR) with an IC50 ofand epidermal growth factor receptor (EGFR) with an IC50 of. By blocking receptor autophosphorylation, Tyrphostin 9 inhibits downstream growth factor signaling pathways, thereby suppressing cell proliferation and DNA synthesis in target cell lines. [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 56 mg/mL (198.31 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 56 mg/mL
Water 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.