A palladium-catalyzed [4+1] cycloaddition of prop-2-yn-1-ones with double isocyanides is developed herein. The transform......

Generation of multi-substituted pyrroles is accomplished through an unexpected iron(Ⅱ)-promoted reaction of N-arylprop-......

吡咯作为一种重要的杂环,广泛存在于天然产物、人造活性成分和功能材料等各种功能分子中.这一事实促进了这种结构单元合成方法学的......

介绍了氧化石墨烯作为一种高效且可回收的催化剂应用于2,5-己二酮与苯胺通过Paal-Knorr缩合反应合成N-取代吡咯.研究了反应时间、......

该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......

目的建立一种可用于早产儿氨茶碱血液浓度的检测方法。方法以氨茶碱为模板分子,吡咯为功能单体,在0.2 mol/L的HAc-Na Ac缓冲液(p H......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

以吡咯(Py)为功能单体,草甘膦(Gly)为模板,采用电化学聚合法构建了草甘膦分子印迹电化学传感器.通过循环伏安法(CV)、差分脉冲伏安......

Electrochemical polymerizations of various ratios of pyrrole and methylpyrrole monomers were performed in aqueous toluen......

The title compound (C28H1gCl2N) has been synthesized by the reaction of dibenzoylmethane and N-(4-chlorobenzylidene)-4-c......

在３５５、５３２ｎｍ激光波长下用ＴＯＦ质谱研究了Ｃ４Ｈ５Ｎ－（Ｈ２Ｏ）ｎ氢键团簇体系的多光子电离。二波长下均得到一系列Ｃ４Ｈ５Ｎ-（Ｈ２Ｏ）ｎ＋及质子化产物Ｃ４Ｈ５Ｎ-（Ｈ２Ｏ）ｎＨ＋。３５５ｎｍ下可能存在双光子共振电离过程，使得......

A convenient and effective Paal-Knorr condensations of 2,5-hexanedione with most amines have been carried out at room te......