Cat. No. 6232
Alternative Name: Ro 47-0203
Chemical Name: 4-(1,1-Dimethylethyl)-N-[6-(2-hydro
Biological ActivityHigh 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.
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.
Certificate of Analysis / Product Datasheet / Safety Datasheet
References are publications that support the products' biological activity.
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.
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Keywords: Bosentan, supplier, High, affinity, endothelin, antagonists, antagonism, ETA, ETB, orally, bioavailable, Ro470203, Tocris Bioscience, Non-selective Endothelin Antagonist products