Tuning the Mesomorphism and Redox Response of Anionic‐Ligand‐Based Mixed‐Valent Nickel(II) Complexes by Alkyl‐Substituted Quaternary Ammonium Cations
作者:Yuichi Nakamura、Takeshi Matsumoto、Yasutaka Sakazume、Junnosuke Murata、Ho‐Chol Chang
DOI:10.1002/chem.201706006
日期:2018.5.23
mesogenic anion [NiII(Bdt)(BdtSQ)]− (Bdt=1,2‐benzenedithiolato; BdtSQ=1,2‐dithia‐semi‐benzoquinonato) with alkyl‐substituted ammonium cations afforded a series of redox‐active ionic complexes of the type [NR4][NiII(Bdt)(BdtSQ)] [R=nC16H33 (NC164Ni) and C8,10 (NC8,104Ni); C8,10=6‐octylhexadecyl] or [NMe2R2][NiII(Bdt)(BdtSQ)] [R=nC16H33 (NMe2C162Ni) and C8,10 (NMe2C8,102Ni)]. X‐ray crystallographic analyses
氧化还原活性的介晶阴离子[Ni II(Bdt)(BdtSQ)] -(Bdt = 1,2-苯二硫代巯基; BdtSQ = 1,2-二硫半-苯并喹啉酮)与烷基取代的铵阳离子的组合类型[NR 4 ] [Ni II(Bdt)(BdtSQ)] [R = n C 16 H 33(NC16 4 Ni)和C8,10(NC8,10 4 Ni)的氧化还原活性离子配合物;C8,10 = 6-辛基十六烷基]或[NMe 2 R 2 ] [Ni II(Bdt)(BdtSQ)] [R = n C 16 H 33(NMe 2 C16 2Ni)和C8,10(NMe 2 C8,10 2 Ni)]。NMe 2 C16 2 Ni和NC16 4 Ni的X射线晶体学分析表明,形成了由阳离子相互交叉的烷基链隔开的依赖阳离子的集成离子层。NMe 2 C16 2 Ni和NC16 4 Ni配合物通常在室温下形成结晶相,而含有支链烷基链的NMe