Synthesis of 8-triazinylamino coumarin derivatives and their fluorescent properties

317-318<span style="font-size:11.0pt;line-height:115%; font-family:" calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-fareast-font-family:="" "times="" new="" roman";mso-fareast-theme-font:minor-fareast;mso-hansi-theme-font:="" minor-latin;mso-bidi-font-family:"times="" roman";mso-ansi-language:en-us;="" mso-fareast-language:en-us;mso-bidi-language:ar-sa"="">8-(4-Amino-6-arylthioureido-s-triazin- 2-yl-amino)-7- hydroxy-4-methyl coumarin derivatives have been synthesized by the condensation of 8-amino-7- hydroxy-4-methyl coumarin. Their spectral properties are evaluated, Moreover, these compounds are applied on polyester fibres and their dyeing properties have also been studied.