A Review on Synthesis of Nitrogen-containing Heterocyclic Dyes for Textile Fibers - Part 1: Five and Six-membered Heterocycles

Document Type : Review Articles

Authors

1 Dyeing, Printing and Auxiliaries Department, Textile Research Division, National Research Centre, Cairo 12622, Egypt

2 Department of Pretreatment and Finishing of Cellulosic Fibers, Textile Industries Research Division National Research Centre, 33 El-Buhouth Street, Dokki, Cairo 12622, Egypt

Abstract

The significance of heterocyclic dyestuffs has recently increased due to their deep hues and brightness, high color strength and better colorfastness compared to benzene analogous dyes. In this review, we give details outlining the synthetic approaches of all recently synthesized nitrogen-containing five and six-membered ring heterocyclic dyestuffs and their dyeing efficiency on textile fibers.

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