作者:Fabrizio Ortu、Graeme J. Moxey、Alexander J. Blake、William Lewis、Deborah L. Kays
DOI:10.1002/chem.201406490
日期:2015.4.27
potassium and magnesium complexes. The potassium complexes (1,3,6,8‐tBu4carb)K(THF)4 (1; carb=C12H4N), [(1,8‐Xyl2‐3,6‐tBu2carb)K(THF)]2 (2; Xyl=3,5‐Me2C6H3) and (1,8‐Mes2‐3,6‐tBu2carb)K(THF)2 (3; Mes=2,4,6‐Me3C6H2) were reacted with MgI2 to give the Hauser bases 1,3,6,8‐tBu4carbMgI(THF)2 (4) and 1,8‐Ar2‐3,6‐tBu2carbMgI(THF) (Ar=Xyl 5, Ar=Mes 6). Structural investigations of the potassium and magnesium derivatives
1,3,6,8-四叔丁基咔唑-9-基和1,8-二芳基-3,6-二(叔丁基)咔唑-9-基配体已用于合成钾和镁复合体。钾复合物(1,3,6,8-吨卜4碳水化合物)K(THF)4(1 ;碳水化合物= C 12 H ^ 4 N),[(1,8-二的Xyl 2 -3,6-吨卜2碳水化合物)K(THF)] 2(2 ;的Xyl = 3,5-ME 2 ç 6 ħ 3)和(1,8-MES 2 -3,6-吨卜2碳水化合物)K(THF)2(3;将Mes = 2,4,6-Me 3 C 6 H 2)与MgI 2反应生成Hauser碱1,3,6,8- t Bu 4 carbMgI(THF)2(4)和1,8-Ar 2 -3,6-吨卜2 carbMgI(THF)(Ar为的Xyl 5中,Ar =的Mes 6)。钾和镁衍生物的结构研究表明,配位基序存在显着差异,这取决于1和8位取代基的性质:1,8-二(叔丁基)取代的配体赋予了