6-Nitro-[1,10]phenanthroline-1-ium nitrate: crystal structure, ab initio calculations and protonation character
作者:Feng-Li Bei、Xui-Jie Yang、Lu-De Lu、Xin Wang
DOI:10.1016/j.molstruc.2003.10.029
日期:2004.2
Abstract The title compound, 6-nitro-[1,10]phenanthroline-1-ium nitrate, has been synthesized and characterized by elemental analysis, electron absorption spectroscopy, IR, 1H and 13C NMR spectroscopy. The X-ray crystal structure study showed that the compound crystallizes in the monoclinic system, space group Cc, with Mr=288.22 (C12H8N4O5), a=13.861(3), b=10.142(2), c=8.7320(17) A, β=103.70(3)°, V=1192
摘要 合成了标题化合物 6-硝基-[1,10] 菲咯啉-1-鎓硝酸盐,并通过元素分析、电子吸收光谱、IR、1H 和 13C NMR 光谱对其进行了表征。X射线晶体结构研究表明该化合物在单斜晶系中结晶,空间群为Cc,Mr=288.22 (C12H8N4O5), a=13.861(3), b=10.142(2), c=8.7320(17) A , β=103.70(3)°, V=1192.6(4) A3, Z=4, Dc=1.605 g/cm3, F(000)=592, μ(Mo Kα)=0.129 mm−1, R=0.0439, wR=0.1125,GOF=1.110。在晶格中,分子通过氢键形成网络结构。在 HF/6-311G** 和 B3LYP/6-311G 下对 5-硝基-[1,10] 菲咯啉及其质子化阳离子的结构、电荷分布、自然键轨道、拓扑分析和热力学函数进行了从头算计算** 理论水平