Synthesis and Characterization of Novel Monoazo Naphthalimide Disperse Dyes Containing Carboxylic Acid Group with High Heat Fastness Properties
作者:Moosa Sadeghi Kiakhani、Kamaladin Gharanjig、Mokhtar Arami、Javad Mokhtari、Niyaz Mohammad Mahmoodi
DOI:10.1002/jccs.200800194
日期:2008.12
A group of novel monoazo disperse dyes containing carboxylic acid-1,8-naphthalimide group has been synthesized. All intermediates and dyes were purified by recrystalization and the column chromatography method. The purified products were characterized by 1 H NMR, 13 C NMR, FTIR, DSC, UV-VIS and Elemental Analysis. Spectrophotometric investigations of the synthesized dyes in different solvents were
合成了一组新型含羧酸-1,8-萘酰亚胺基的单偶氮分散染料。所有中间体和染料均采用重结晶和柱层析法纯化。纯化产物通过 1 H NMR、13 C NMR、FTIR、DSC、UV-VIS和元素分析进行表征。对合成染料在不同溶剂中的分光光度法进行了研究,以获得它们的最大吸收、摩尔消光系数和溶剂致变色效应。合成染料在丙酮中的最大吸收峰为(513-549 nm),摩尔消光系数为(17405-38939 1/mol cm)。通过将介质从氯仿改为 DMF,所有染料的溶剂致变色效应都增加了。在含有分散剂的水中制备合成染料的分散液并应用于涤纶织物。染色织物表明,所有合成染料都适用于涤纶纤维的染色,产生深红色至蓝红色,牢度非常好。