茜素黄是一种化学品，其为棕黄色结晶或粉末。溶于水。pH值10.2~12.0（由黄至红色）。C.I. Mordant Orange 1， monosodium salt (8CI); Benzoic acid， 2-hydroxy-5-(2-(4-nitrophenyl)diazenyl)-， sodium salt (1:1); sodium (3Z)-3-[(4-nitrophenyl)hydrazono]-6-oxocyclohexa-1，4-diene-1-carboxylate; (3E)-3-[(4-nitrophenyl)hydrazono]-6-oxocyclohexa-1，4-diene-1-carboxylic acid; 3-[(4-nitrophenyl)hydrazono]-6-oxocyclohexa-1，4-diene-1-carboxylic acid; 2-hydroxy-4-[(E)-(4-nitrophenyl)diazenyl]benzoate; sodium 2-hydroxy-5-[(E)-(4-nitrophenyl)diazenyl]ben