New imidazoline/α2-adrenoceptors affecting compounds-4(5)-(2-aminoethyl)imidazoline (dihydrohistamine) derivatives. Synthesis and receptor affinity studies

Series of imidazoline 2,4(5)-derivatives, analogues of agmatine and known 2-imidazolines are described. Synthesis and α2-adrenergic, I1, I2 receptor affinity studies are reported.