Among of them, indoles and pyrazoles are of great importance and they are also hotspots that organic chemists are researching.
吲哚和吡唑是含氮有机杂环化合物的两大型,它们也是有机化学家研究的热点问题。
Among of them, indoles and pyrazoles are of great importance and they are also hotspots that organic chemists are researching.
吲哚和吡唑是含氮有机杂环化合物的两大型,它们也是有机化学家研究的热点问题。
The pyrazoles ramification containing dithioether is synthesized by one-step method and characterized by H-NMR, IR and UV-Vis spectra.
并采用氢核磁共振,红光谱和紫吸收光谱等手段进行了表征。
A planar tetradentate dinuclear ligand, 3, 5-bis(2-pyridyl) pyrazole, was synthesized by a three-step reaction of esterification, condensation and addition.
以2-吡啶甲酸为原料,经酯化、缩合、加成合成了平面四齿双核配体3,5-二(2-吡啶基)吡唑。
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