Biological Activity
Potent analog of capsaicin that is an agonist at vanilloid receptors (Ki = 43 pM). Like capsaicin, it acts as a selective modulator of primary afferent neurons. Also available as part of the Vanilloid TRPV1 Receptor Tocriset™.
Technical Data
| M. Wt | 628.72 |
| Formula | C37H40O9 |
| Storage | Desiccate at -20°C |
| Purity | ≥98% (HPLC) |
| CAS Number | 57444-62-9 |
| PubChem ID | 5702546 |
| InChI Key | DSDNAKHZNJAGHN-MXTYGGKSSA-N |
| Smiles | O=C1C(C)=C[C@]2([H])[C@@](O)1CC(COC(CC5=CC(OC)=C(O)C=C5)=O)=C[C@]3([H])[C@@](O6)2[C@H](C)C[C@@]4([C@@](C)=C)[C@@]([H])3O[C@]6(CC7=CC=CC=C7)O4 |
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 | 62.87 | 100 | |
| ethanol | 31.44 | 50 |
Preparing Stock Solutions
The following data is based on the product molecular weight 628.72. 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 | 1.59 mL | 7.95 mL | 15.91 mL |
| 5 mM | 0.32 mL | 1.59 mL | 3.18 mL |
| 10 mM | 0.16 mL | 0.8 mL | 1.59 mL |
| 50 mM | 0.03 mL | 0.16 mL | 0.32 mL |
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Product Datasheets
References
References are publications that support the products' biological activity.
Acs et al (1996) Distinct structure-activity relations for stimulation of 45Ca uptake and for high affinity binding in cultured rat dorsal root ganglion neurons and dorsal root ganglion membranes. Brain Res.Mol.Brain Res. 35 173 PMID: 8717353
Szolcsanyi et al (1990) Resiniferatoxin: an ultrapotent selective modulator of capsaicin-sensitive primary afferent neurons. J.Pharmacol.Exp.Ther. 255 923 PMID: 2243359
Winter et al (1990) Cellular mechanism of action of resiniferatoxin: a potent sensory neuron excitotoxin. Brain Res. 520 131 PMID: 2169951
Keywords: Resiniferatoxin, supplier, Ultrapotent, vanilloid, receptor, agonist, Vanillioid, Receptors, VR1, TRPV, TRP, Channels, Transient, Receptor, Potential, TRPV, TRPV, Tocris Bioscience
