An α2-AR agonist (Kis = 93, 1,380, and 3,890 nM for α2A-, α2B-, and α2C-ARs, respectively); EC50s = 52, 288, and 602 nM for α2A-, α2B-, and α2C-ARs, respectively for stimulated [35S]GTPγS binding; Ki = 19 nM for imidazoline receptor 1; lowers blood pressure in hypertensive rats in a dose-dependent manner when administered at a dose of 0.3-5 mg/kg; improves spatial working memory deficits induced by hypobaric hypoxia in rats