Dyes and Pigments

Nanoparticles of organosilane-based nitrite ionic liquid immobilized on silica for the diazotization of aniline derivatives and subsequent synthesis of azo dyes

H Valizadeh, M Amiri, F Hosseinzadeh

Index: Dyes and Pigments, , vol. 92, # 3 p. 1308 - 1313

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Citation Number: 19

Abstract

... Dyes and Pigments. ... The participated dye was filtered and washed three times with cold water ... to the solution of aniline derivative (20 mmol) in water (10 mL) at 0–5 °C. The pH of mixture was adjusted to 6–7 by addition of NaOH solution (1 M). The participated dyes were isolated ...