65826-93-9Relevant articles and documents
Azophenyl compounds
-
, (2008/06/13)
Azophenyl compounds of the formula: STR1 wherein R1 is an o-, p-directing substituent; R2 is a substituted or unsubstituted β-hydroxyalkyl group; R3 is an aromatic carbocyclic or heterocyclic group which is mono- or poly-cyclic and is substituted or unsubstituted; and wherein the benzene ring A may contain one or more further substituents. The compounds are useful as dyestuffs (if they are themselves colored) or as intermediates in the preparation of dyestuffs.