Metal-azo dyes with excellent solubility in organic media are provided. The metal-containing dyes of the present invention have a nucleus of the formula: ##STR1## wherein the substituents have the meaning given in the description. Dye-donor sheets comprising the above-mentioned dyes are also disclosed.
提供了在有机介质中具有优异溶解度的
金属偶氮
染料。本发明的含
金属
染料具有以下公式的核:##STR1##其中取代基具有描述中给定的含义。本发明还公开了包含上述
染料的
染料给体片。