An eco-friendly methodology for the synthesis of azocoumarin dye using cation exchange resins
An azo dye bearing coumarin moieties were prepared by diazotization of 4-Nitro aniline using amberlyst-15 as an acid catalyst then coupling of the obtained diazonium salt with coumarin. The obtained dye were characterized via UV-Vis, FT-IR, and 1H, 13C NMR spectroscopy This eco-friendly procedure se...
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| Format: | article |
| Langue: | EN |
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Elsevier
2021
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| Accès en ligne: | https://doaj.org/article/4de6390dc6a64c95a080b61866ffee1c |
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