electrochemical reduction of the 9-cyano-10-methylacridinium cation in acetonitrile yielded the corresponding radical, which was rather stable at 20 °C and gave a resolved ESR spectrum. This radical reversibly dimerized in the temperature range from 20 to −30 °C.
9-
氰基-10-甲基
吖啶阳离子在
乙腈中的电
化学还原产生了相应的自由基,该自由基在 20°C 下相当稳定,并给出了解析的 ESR 谱。该自由基在 20 至 -30 °C 的温度范围内可逆地二聚化。