Amaranth Dye

**Semantic type:** Hazardous or Poisonous Substance|Indicator, Reagent, or Diagnostic Aid|Organic Chemical

**Synonyms:** - 1-(4-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic Acid Trisodium Salt - 3-hydroxy-4-(2-(4-sulfo-1-naphthalenyl)diazenyl)-2,7-naphthalenedisulfonic Acid Sodium Salt (1:3) - AMARANTH - Acid Red 27 - C.I. 16185 - C.I. Food Red 9 - FD&C Red No. 2 - Red No. 2 - Trisodium 3-hydroxy-4-((e)-(4-sulfonato-1-naphthyl)diazenyl)naphthalene-2,7-disulfonate