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Abstract:
为确定有机晶体中的分子排列,以均苯三甲酸、氯化亚砜、3-氨基吡啶为原料,采用酰胺缩合反应合成 N, N忆,N义-三(3-吡啶基)均苯三甲酰胺(TPTA),并研究其晶体结构.利用核磁共振氢谱、红外光谱、X 射线粉末衍射以及 X 射线单晶衍射对其进行表征.结果发现:TPTA 晶体为三方晶系,空间群为 P 3-,晶胞参数 a =1.40048(2)nm, b =1.40048(2)nm,c =0.84898(3)nm,α=90°,β=90°,γ=120°,Z =2,V =1.44205(6)nm3,Dc =1.003 g/ cm3,μ=0.07 mm -1,F(000)=450.0,R1=1.101,wR2=0.343,S =1.52.研究结果表明:TPTA 分子间通过氢键结合,形成了一种含有孔隙直径约为1.087 nm 的有机多孔结构.
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Source :
北京工业大学学报
ISSN: 0254-0037
Year: 2014
Issue: 11
Page: 1741-1745
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 7
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