十四烷基二甲基苄基氯化铵的合成及晶体结构  

Crystal Structure and Characterization of Tetradecyl Dimethyl Benzyl Ammonium Chloride C_(23)H_(42)ClN·2H_2O

作　　者：王瑛[1] 纪明中[1] 严莲荷[1] 

机构地区：[1]南京理工大学化工学院,江苏南京210094

出　　处：《南京理工大学学报》2005年第5期590-593,共4页Journal of Nanjing University of Science and Technology

基　　金：江苏省社会发展基金(BS2002043)

摘　　要：合成了标题化合物C23H42ClN·2H2O (CCDC No: 227826),得到无色柱状晶体.晶体属正交晶系,空间群为P21/c, 晶胞参数a=2.0510(4)nm,b=1.1720(2) nm,c=1.0800(2) nm, V=2.5959(9) nm3,Mr=404.06,Z=4,Dc＝1.034 g/cm3,F(000)＝896,R＝0.0590,wR＝0.1789.4个C-N键的键长范围在0.1498(4)～0.1535(4) nm,热分析表明标题化合物在370.6 ℃完全分解.The title compound （CCDC No： 227826） is prepared and characterized by elemental analysis, infrared spectra and thermal analysis. The crystal structure of tetradecyl dimethyl benzyl ammonium chloride C23H42C1N· 2H2O is determined by X-ray diffraction method. The compound crystallizes in orthorhombic system, space group P21/c , with lattice parameters a = 2.0510（4） nm, b = 1. 1720（2） nm, c = 1.0800（2） nm, Mr =404.06, V = 2. 5959（9） nm^3,Z = 4./7. = 1.034 g/cm^3, F（000） = 896,R = 0.0590 and wR = 0. 1789. The four C - N bond distances are in the range of 0. 1498（4） - 0. 1535（4） nm. The IR spectral data are in agreement with the structural data. The the thermal analytical data indicate that the compound is decomposed completely at the temperature of 370.6℃.

关 键 词：合成 晶体结构 正交晶系 

分 类 号：O722[理学—晶体学]