| 摘要 |
The invention comprises compounds of the formula <FORM:1031270/C4-C5/1> wherein R1 is alkyl, aryl, alkoxyl or amino bearing one or two hydroxyalkyl or alkoxy-alkyl radicals, R2 and R3 are H, alkyl, alkoxy-alkyl hydroxyalkyl or form a heterocyclic ring with N, ring A may have halogen, alkyl, alkoxyl, hydroxyl, carbomethoxy, alkylsul-phone or substituted sulphonamido substituents. The compounds are prepared by reacting an azine chloride of the formula <FORM:1031270/C4-C5/2> with an amine of the formula HN(R2)R3. The compounds may be used to dye polyester or polyamide materials blue. |
