Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
The invention relates to new chromiferous complex dyestuffs of the general formula: ##STR1## in which R represents a hydrogen atom or a .beta.-hydroxyethyl group, A represents a hydrogen atom, a phenyl group or a phenyl group substituted by one or more halogen atoms or alkyl groups of low molecular weight, and the nucleus B may be substituted by one or more chlorine atoms.
These complexes may be used for the coloration of the natural or synthetic polyamides or leather.
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Lappert et al., Metal and Metalloid Amides, Ellis Horwood Limited, N.Y., pp. 661, 681, 682, 683, (1980).
Breda Antoine G. L. J.
Roussel Jacques G. R.
P C U K Produits Chimiques Ugine Kuhlmann
Sneed Helen M. S.
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