CAS No. 124-94-7

Batch: Purity:99.85
Triamcinolone Chemical Structure
Chemical Structure
Check the Triamcinolone product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 124-94-7
Molecular Formula

C21H27FO6

Molecular Weight (MW) 394.43
SMILES CC12CC(C3(C(C1CC(C2(C(=O)CO)O)O)CCC4=CC(=O)C=CC43C)F)O

Ordering Information

Biological Activity

Triamcinolone is a glucocorticoid receptor agonist that displays anti-inflammatory and immunosuppressive activities. Upon activation, it promotes the expression of lipocortins that inhibit phospholipase A2, thereby preventing arachidonic acid release and suppressing the downstream biosynthesis of inflammatory mediators including prostaglandins and leukotrienes. Additionally, triamcinolone modulates immune responses by reducing lymphatic system function, lowering immunoglobulin levels, and inducing lymphocytopenia. [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 78 mg/mL (197.75 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 4 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.