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合成了标题化合物 ,借助于元素分析、红外光谱、核磁共振氢谱、质谱以及X 射线单晶衍射等分析方法确定了它的结构。该化合物属于三斜晶系 ,空间群为P-1(No 2 ) ,化学式 :C19H2 7BF2 N2 。晶胞参数 :a =1 2 2 5 7( 2 ) ,b=1 7830 ( 8) ,c=0 8877( 2 )nm ,α =10 0 2 6 ( 2 ) ,β =10 7 5 7( 1) ,γ =76 96 ( 2 )°,V =1 7892( 9)nm3 ,Mr=332 2 4,Z =4,Dc=1 2 33g·cm-3 ,μ(MoKα) =0 86cm-1,F( 0 0 0 ) =712 0 0 ,R =0 0 5 1,Rw=0 0 6 0。化合物中除 2 ,6 ,8位的三个甲基 (C( 12 ) ,C( 15 ) ,C( 18) )和氟原子 (F( 1) ,F( 2 ) )外 ,其余非氢原子近似组成一个大平面结构。在对其晶体结构进行详细分析的基础上 ,我们还初步讨论了它的分子结构与光谱及激光性能的关系。
The title compound was synthesized and its structure was confirmed by means of elemental analysis, IR, 1HNMR, MS and X-ray single crystal diffraction. The compound belongs to triclinic system with space group P-1 (No 2), chemical formula: C19H2 7BF2 N2. Cell parameters: a = 1 2 2 5 7 (2), b = 1 7830 (8), c = 0 8877 (2) nm, α = 10 0 26 (2), β = 10 7 5 7 , γ = 76 96 (2) °, V = 1 7892 (9) nm3, Mr = 332 2 4, Z = 4, Dc = 1 2 33 g · cm -3, μ (MoKα) = 0 86 cm -1, F (0 0 0) = 712 0 0, R = 0 0 5 1, Rw = 0 0 6 0. In addition to the three methyl (C (12), C (15), C (18)) and fluorine (F (1) and F (2) The approximate composition of a large flat structure. Based on a detailed analysis of its crystal structure, we also preliminary discussed its molecular structure and spectral and laser properties.