Li(NH2BH3). Moreover, the reaction of ammonia–borane with two magnesium(II) hydride complexes, [(Nacnac)Mg(μ-H)}2], or an alkylmagnesium(II) complex [(DipNacnac)Mg(μ-nBu)}2], have been shown to yield well defined parent amidoborane complexes of magnesium for the first time. The crystal structures of all prepared complexes were obtained and shown to be similar to those previously reported for related compounds
已知和新的
氨基
硼烷镁配合物[(Nacnac)Mg(NH2BH3)}2]和[(Nacnac)Mg(NH2BH3)(THF)]的几种新合成路线(Nacnac = DipNacnac, [N(Dip)C (Me)}2CH]– 或 tBuNacnac,[N(Dip)C(tBu)}2CH]–;Dip = C6H3iPr2-2,6)。这些包括 NH3BH3 (AB) 与
镁 (I) 二聚体 [(DipNacnac)Mg}2] 的还原脱氢反应,以及 [(DipNacnac)MgI(OEt2)] 与 Li(NH2BH3) 的盐消除反应。此外,
氨-
硼烷与两种
氢化镁 (II) 络合物 [(Nacnac)Mg(μ-H)}2] 或烷基
镁 (II) 络合物 [(DipNacnac)Mg(μ-nBu) }2],已被证明首次产生明确的
镁母体
氨基
硼烷复合物。获得了所有制备的复合物的晶体结构,并显示与先前报道的相关化合物的晶体结构相似。