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设计了两种新的具有螯形骨架的主体分子反式-1,2-二苯基-1,2-苊二醇(1)和顺式-1,2-二(1’-萘基)-1,2-苊二醇(2),主体分子(1),(2)可与许多有机小分子化合物形成配位包合物.用IR和粉末XRD表征了主体分子(1)和(2)的包结物,用~1H NMR测定了包结物的主客体分子摩尔比:(1)·DMF(1:2),(1)·DMSO(1:2),(1)·THF(1:2),(1)·二氧六环(1:1),(1)·吡啶(1:1),(2)·DMF(1:1)和(2)·DMSO(1:1).单晶X射线衍射分析了包结物的晶体结构,(1)·DMF:空间群Pnaa,a= 0.9377(1),b=1.4351(1),c=4.0463(3)nm;(1)·DMSO:空间群Pbcn,a=1.6278(1),b=1.0751(1),c=1.4980(1)nm;(2)·DMF:P2_1/n,a=0.9796(1),b=1.2377(1),c=2.2344(3)nm,β=93.02(1)°;游离主体分子(1):空间群P1,a=1.0461(1),b=1.1213(1),c=1.5496(1)nm,α=81.74(1)°,β=75.78(1)°,γ=89.00(1)°;分析了主体分子的刚性和柔韧性对包结性能的影响.并研究了主体分子(1)选择分离细辛挥发油,将顺甲基异丁香酚从挥发油中分离出来.
Two novel host molecules, trans-1,2-diphenyl-1,2-diol (1) and cis-1,2-di (1’-naphthyl) 1,2-diol (2), host molecules (1) and (2) can form coordination complex with many organic small molecule compounds.The host molecules (1) and (2) (1) · DMF (1: 2), (1) · DMSO (1: 2), (1) · THF (1) • Dioxane (1: 1) • Pyridine (1: 1) • DMF (1: 1) and DMSO • (1: 1) (1) · DMF: space group Pnaa, a = 0.9377 (1), b = 1.4351 (1), c = 4.0463 (3) nm; · DMSO: space group Pbcn, a = 1.6278 (1), b = 1.0751 (1), c = 1.4980 (1) nm; (1): space group P1, a = 1.0461 (1), b = 1.1213 (1), c = 1.5496 (1) (1) °, β = 75.78 (1) ° and γ = 89.00 (1) ° respectively, and the effect of the rigidity and flexibility of the host molecules on the inclusion properties was analyzed. Select asarum volatile oil, the methyl iso-eugenol isolated from the volatile oil.