Аннотация:Morpholine–fullerene C60 monoadducts were synthesized for the first time by reaction of C60 with biogenic amines (noradrenaline and adrenaline) under ultrasonic irradiation in toluene/DMF at room temperature on exposure to air. The key intermediate in the synthesis of the C60–adrenaline cycloadduct, C60 radical anion generated by single-electron transfer from the adrenaline molecule to C60, was detected by ESR (C60‒·, g = 2.0000, ΔH1/2 = 3.2 G).