Halogen-bonded co-crystal containing 1,3-diiodoperchlorobenzene and the photoproduct rtct-tetrakis(pyridin-4-yl)cyclobutane resulting in a zigzag topology

被引:0
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作者
Bosch, Eric [1 ]
Unruh, Daniel K. [2 ]
Santana, Carlos L. [3 ]
Groeneman, Ryan H. [3 ]
机构
[1] Missouri State Univ, Dept Chem & Biochem, Springfield, MO 65897 USA
[2] Texas Tech Univ, Dept Chem & Biochem, Lubbock, TX 79409 USA
[3] Webster Univ, Dept Biol Sci, St Louis, MO 63119 USA
来源
ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS | 2023年 / 79卷
关键词
halogen bonding; organic solid state; co-crystal; photoproduct; cyclobutane; 2 + 2] cycloaddition reaction; zigzag network; SOLID-STATE; CYCLOBUTANE; ISOMERIZATION;
D O I
10.1107/S2056989023001408
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
The formation and crystal structure of a zigzag network held together by I center dot center dot center dot N halogen bonds is reported. In particular, the halogen-bond donor is 1,3-diiodoperchlorobenzene (C6I2Cl4) while the acceptor is the photoproduct rtct-tetrakis(pyridin-4-yl)cyclobutane (TPCB). Curiously, within the resulting co-crystal (C6I2Cl4)center dot(TPCB), the photoproduct accepts only two halogen bonds between neighbouring 4-pyridyl rings and as a result behaves as a bent twoconnected node rather than the expected four-connected centre. In addition, the photoproduct, TPCB, is also found to engage in C-H center dot center dot center dot N hydrogen bonds, forming an extended zigzag chain.
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页码:212 / +
页数:11
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