AZO-FARBSTOFF, FARBIGE ZUSAMMENSETZUNG, WÄRMEEMPFINDLICHES TRANSFERAUFZEICHNUNGSTINTENBLATT, WÄRMEEMPFINDLICHES TRANSFERAUFZEICHNUNGSVERFAHREN,FARBTONER, TINTENSTRAHLTINTE UND FARBFILTER

摘要

An azo dye represented by formula (1):
wherein, R 11 represents a monovalent substituent, R 12 represents a hydrogen atom or a monovalent substituent, Ar 1 represents a specific heterocyclic group such as a group such as a group shown below, and X represents atoms necessary to form a ring;
wherein, in the heterocyclic group, R 61 to R 63 each independently represents a hydrogen atom or a substituent.