[EtZn(N(Me)NMe2)]4, and Zn3Et4(N(Et)NMe2)2 were synthesized by allowing excess hydrazine, HN(R)NMe2, to react with diethyl zinc. The product of the reaction between ZnEt2 and HN(i-Pr)NMe2ortho-metalated 4-(dimethylamino)pyridine (DMAP) at room temperature, producing the complex Zn[(NC5H3-p-NMe2)ZnEt(N(i-Pr)NMe2)]2. At elevated temperatures, Zn3Et4(N(Et)NMe2)2 also ortho-metalated DMAP, but [EtZn(N(Me)NMe2)]4 did not
这 酰
肼锌 复合体 [EtZn(N(SiMe 3)NMe 2)] 2, [EtZn(N(Me)NMe 2)] 4, 和 Zn 3 Et 4(N(Et)NMe 2)2 通过允许过量合成
肼, HN(R)NMe 2,与
二乙基锌。之间的反应产物
锌2和HN(i- Pr)NMe 2正
金属化的4-(二甲基
氨基)
吡啶(地图)在室温下生成Zn [(NC 5 H 3 - p -NMe 2)ZnEt(N(i- Pr)NMe 2)] 2。在高温下Zn 3 Et 4(N(Et)NMe 2)2也正
金属化地图, 但 [EtZn(N(Me)NMe 2)] 4没有。单晶X射线衍射研究表明,酰
肼配体在[EtZn(N(SiMe 3)NMe 2)] 2 充当桥接单触觉酰胺
配体,并且在 Zn 3 Et 4(N(Et)NMe 2)2和Zn [(NC 5 H ^ 3 - p -NMe 2)ZnEt(N(我-Pr)NME 2)] 2的酰
肼配体是二的触觉。