Self-Assembly of Enantiopure Pd<sub>12</sub> Tetrahedral Homochiral Nanocages with Tetrazole Linkers and Chiral Recognition
作者:Prodip Howlader、Ennio Zangrando、Partha Sarathi Mukherjee
DOI:10.1021/jacs.0c03551
日期:2020.5.13
2-diamine)Pd(NO3)2] have been used to design enantiopure Pd(II) tetrahedral cages. Self-assembly of [1,4-di(1H-tetrazol-5-yl)benzene] (H2L1) with chiral acceptors (R,R)M and (S,S)M yielded enantiopure homochiral tetrahedral cages (ΛΛΛΛ)T1 and (ΔΔΔΔ)T1, respectively. This strategy was further extended by using [2,6-di(1H-tetrazol-5-yl)naphthalene] (H2L2) with (R,R)M and (S,S)M to obtain water soluble enantiopure
对映体纯受体 (R,R)M 和 (S,S)M [其中 M = (N1,N1,N2,N2-四甲基环己烷-1,2-二胺)Pd(NO3)2] 已用于设计对映体纯 Pd( II) 四面体笼。[1,4-二(1H-四唑-5-基)苯](H2L1)与手性受体(R,R)M和(S,S)M的自组装产生对映体纯同手性四面体笼(ΛΛΛΛ)T1和(ΔΔΔΔ)T1,分别。通过使用具有(R,R)M和(S,S)M的[2,6-二(1H-四唑-5-基)萘](H2L2)进一步扩展了该策略以获得水溶性对映体纯四面体纳米笼(ΛΛΛΛ)T2和(ΔΔΔΔ)T2分别。为了获得具有更大空腔的组件以用于对映选择性识别的潜在用途,[4,4'-di(1H-tetrazol-5-yl)-1,1' -联苯] (H2L3) 用作接头,这也导致在分别用 (R,R)M 和 (S,S)M 处理后形成水溶性对映体纯四面体笼 (ΛΛΛΛ)T3 和 (ΔΔΔΔ)T3