Hydroxy desmethyl Bosentan (Ro 64-105) is a Bosentan metabolism produced by the cytochrome P450 enzymes CYP2C9 and CYP3A4 in the liver. Bosentan is a competitive and dual antagonist of endothelin-1 (ET) for the ETA and ETB receptors with Ki of 4.7 nM and 95 nM in human SMC, respectively. Bosentan can be used in treatment of pulmonary arterial hypertension. References: [1]. Lepri S, et al. Metabolism study and biological evaluation of bosentan derivatives. Eur J Med Chem. 2016 Oct 4;121:658-670. [2]. Dhillon S, et al. Bosentan: a review of its use in the management of mildly symptomatic pulmonary arterial hypertension. Am J Cardiovasc Drugs. 2009;9(5):331-50.

纯度：≥98%

CAS：253688-62-9