Biological Activity
Selective cyclooxygenase-2 inhibitor (IC50 values are 3.8 and > 100 μM for COX-2 and COX-1 respectively). Induces apoptosis in colorectal tumor cells and elevates COX-2 protein expression in vitro. Orally active and non-ulcerogenic analgesic and anti-inflammatory in vivo.
Technical Data
| M. Wt | 314.36 |
| Formula | C13H18N2O5S |
| Storage | Store at RT |
| Purity | ≥99% (HPLC) |
| CAS Number | 123653-11-2 |
| PubChem ID | 4553 |
| InChI Key | KTDZCOWXCWUPEO-UHFFFAOYSA-N |
| Smiles | CS(=O)(=O)NC1=C(OC2CCCCC2)C=C(C=C1)[N+]([O-])=O |
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Solubility Data
| Solvent | Max Conc. mg/mL | Max Conc. mM | |
|---|---|---|---|
| Solubility | |||
| DMSO | 31.44 | 100 |
Preparing Stock Solutions
The following data is based on the product molecular weight 314.36. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
| Concentration / Solvent Volume / Mass | 1 mg | 5 mg | 10 mg |
|---|---|---|---|
| 1 mM | 3.18 mL | 15.91 mL | 31.81 mL |
| 5 mM | 0.64 mL | 3.18 mL | 6.36 mL |
| 10 mM | 0.32 mL | 1.59 mL | 3.18 mL |
| 50 mM | 0.06 mL | 0.32 mL | 0.64 mL |
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References
References are publications that support the products' biological activity.
Elder et al (2002) The MEK/ERK pathway mediates COX-2-selective NSAID-induced apoptosis and induced COX-2 protein expression in colorectal carcinoma cells. Int.J.Cancer 99 323 PMID: 11992399
Futaki et al (1993) NS-398, a novel non-steroidal anti-inflammatory drug with potent analgesic and antipyretic effects, which causes minimal stomach lesions. Gen.Pharmacol. 24 105 PMID: 8482483
Futaki et al (1994) NS-398, a new anti-inflammatory agent, selectively inhibits prostaglandin G/H synthase/cyclooxygenase (COX-2) activity in vitro. Prostaglandins 47 55 PMID: 8140262
Keywords: NS 398, supplier, Cyclooxygenase, COX-2, inhibitors, inhibits, COX, Oxygenases, Oxidases, NS398, Cyclooxygenase, Cyclooxygenase, Tocris Bioscience
