High affinity dual ETA and ETB receptor antagonist (Ki values are 4.7 and 95 nM for ETA and ETB, respectively). Inhibits ET-1 induced contraction of isolated rat aorta and sarafotoxin S6C-induced contraction of rat trachea in vitro. Orally bioavailable.
|Storage||Store at +4°C|
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.
|Solvent||Max Conc. mg/mL||Max Conc. mM|
Preparing Stock Solutions
The following data is based on the product molecular weight 551.61. 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||1.81 mL||9.06 mL||18.13 mL|
|5 mM||0.36 mL||1.81 mL||3.63 mL|
|10 mM||0.18 mL||0.91 mL||1.81 mL|
|50 mM||0.04 mL||0.18 mL||0.36 mL|
References are publications that support the biological activity of the product.
Clozel et al (1994) Pharmacological characterization of bosentan, a new potent orally active nonpeptide endothelin receptor antagonist. J.Pharmacol.Exp.Ther. 270 228 PMID: 8035319
Gardiner et al (1994) Effects of bosentan (Ro 47-0203), an ETA-, ETB-receptor antagonist, on regional haemodynamic responses to endothelins in conscious rats. Br.J.Pharmacol. 112 823 PMID: 7921608
If you know of a relevant reference for Bosentan, please let us know.
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Keywords: Bosentan, Bosentan supplier, High, affinity, endothelin, antagonists, antagonism, ETA, ETB, orally, bioavailable, Ro470203, Ro, 47-0203, Non-selective, Endothelin, 6232, Tocris Bioscience
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