dithizone Search Term: dithizoneSource Category: ASSISTDithizone is on the Recommended Chemicals list for Australian schools. Synonyms: (phenylazo)thioformic acid, 2-phenyl hydrazide; diphenylthiocarbazone; dithizon; dithizone; CAS Number: 60-10-6; Signal Word: Warning. Tags: 60-10-6diphenylthiocarbazonedithizondithizone