Syntheses, structures and properties of isonicotinamidium, thionicotinamidium, 2- and 3-(hydroxymethyl)pyridinium nitrates
作者:Zuzana Lukačovičová、Darina Lacková、Michal Brienik、Iveta Ondrejkovičová、Ondrej Záborský、Jana Doháňošová、Marian Koman
DOI:10.1515/chempap-2015-0105
日期:2015.1.1
New salts containing cations of selected pyridine derivatives of the composition [pyH]NO3, where py is 2-pyridylmethanol (2-(hydroxymethyl)pyridine, 2pm), 3-pyridylmethanol (3-(hydroxymethyl) pyridine, 3pm), isonicotinamide (4-(aminocarbonyl)-pyridine, inia) and thionicotinamide (4-(aminothiocarbonyl)pyridine, tnia) were synthesised using two methods. By the first method, the above salts were obtained
含有组成[pyH] NO 3的选定吡啶衍生物的阳离子的新盐,其中py是2-吡啶甲醇(2-(羟甲基)吡啶,2pm),3-吡啶甲醇(3-(羟甲基)吡啶,3pm),异烟酰胺(使用两种方法合成了4-(氨基羰基)-吡啶,亚氨基和亚硫酰胺(4-(氨基硫代羰基)-吡啶,tnia)。通过第一种方法,上述盐是从Fe(NO 3)3 ·9H 2 O和适当的吡啶衍生物py在乙醇中制备的反应混合物中获得的,无需添加酸。给定吡啶衍生物质子化所需的质子是通过[Fe(H 2 O)6 ] 3+的质子分解反应形成的,它是阳离子布朗斯台德酸。这些阳离子以Fe(NO 3)3 ·9H 2 O的固态及其溶液形式存在。在第二步骤下,通过使选定的吡啶衍生物py与稀的HNO 3溶液直接反应来制备盐。第一种方法生产的晶体产率较低,而第二种方法生产的晶体晶体产率较高。所有化合物均通过元素分析,红外和NMR光谱分析以及[3pmH] NO 3和[2pmH]