2-Methylresorcinarene: a very high packing coefficient in a mono-anion based dimeric capsule and the X-ray crystal structure of the tetra-anion

被引:14
|
作者
Puttreddy, Rakesh [1 ]
Beyeh, Ngong Kodiah [2 ]
Kalenius, Elina [1 ]
Ras, Robin H. A. [2 ]
Rissanen, Kari [1 ]
机构
[1] Univ Jyvaskyla, Dept Chem, Nanosci Ctr, POB 35, FI-40014 Jyvaskyla, Finland
[2] Aalto Univ, Dept Appl Phys, Puumiehenkuja 2, Espoo 02150, Finland
基金
芬兰科学院;
关键词
HOST-GUEST CHEMISTRY; ETHYL RESORCINARENE; SOLID-STATE; RECOGNITION; COMPLEXES; MECHANISMS; ALCOHOLS; SOLVENTS; CHOLINE; WATER;
D O I
10.1039/c6cc03289c
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Mono- and tetra-deprotonated 2-methylresorcinarene anions (1 and 2) as their trans-1,4-diammoniumcyclohexane (TDAC)(2+) inclusion complexes are reported. The mono-anion forms a fully closed dimeric capsule [1 center dot H2O center dot MeOH](2)(2-) with a cavity volume of 165 angstrom(3) and (TDAC)(2+) as the guest with an extremely high packing coefficient, PC = 84.2%, while the tetra-anion forms a close-packed structure with two structurally isomeric tetra-anions 2a and 2b with a 50 : 50 ratio in the crystal lattice.
引用
收藏
页码:8115 / 8118
页数:4
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