Purity ~98% (TLC). A non-selective antagonist for alpha-2-adrenoceptors (pKi = 8.01, 7.43, and 7.7 for alpha-2A, alpha-2B, and alpha-2C receptors respectively) and imidazoline receptors. (pKi = 5.90, 7.22 for I1 and I2, receptors respectively). Widely used in studying functions of the nervous systems, such as learning and memory, decision making, reward, attention, addiction, depression, and schizophrenia related to the adrenergic receptors, and blood pressure regulation, pain modulation, and neuroprotection related to the imidazoline receptors. Formula: C11H12N2O2 ? HCl Solubility: H2O Primary Target: →2-adrenoceptor Molar Mass: 240.69