auxochrome


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Related to auxochrome: chromophore, Bathochromic shift

aux·o·chrome

(awk'sō-krōm),
The chemical group within a dye molecule by which the dye is bound to reactive end groups in tissues. The auxochrome enhances the intensity of absorption.
[auxo- + G. chrōma, color]

aux·o·chrome

(awk'sō-krōm)
The chemical group within a dye molecule by which the dye is bound to reactive end groups in tissues.
[auxo- + G. chrōma, color]

auxochrome

a chemical group which added to a chromogen converts it into a dye.
References in periodicals archive ?
Here the introduction of auxochrome like hydroxyl group which produce bathochromic effect and give rise to the 23 nm and 18 nm [[lambda].
It contains azo (-N=N-) group as chromophore and sulfonate (- SO3H) group as auxochrome.
The attached chromophores and auxochromes are considered to be the main source of Azo dye color.