A stable hydrophobic ionic crystalline solid comprised of the
由N-丙基-N-甲基哌啶阳离子和六氟磷酸根阴离子组成的稳定疏水性离子晶体固体PP13PF6具有非常宽的7.2 V的电化学窗口。
1-Propyl-1-methylpiperidinium, 1-cyanomethyl-1-methylpiperidinium and 1-cyanomethyl-1-methylmorpholinium perchlorates display switchable dielectric responses accompanied by phase transitions at around 199, 387 and 416 K, respectively.