文摘
A mononuclear compound, [CoII(pyterpy)2](PF6)2路2CH3OH [2; pyterpy = 4鈥?(4鈥?pyridyl)-2,2鈥?6鈥?2鈥?terpyridine], shows a phase-transition-coupled, abrupt spin transition with a 9 K wide hysteresis that can transform to a spin-crossover compound, [CoII(pyterpy)2](PF6)2路2CH2Cl2路CH3OH (3).