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Home/Compounds/Dye & Pigment/Red 2G
C18H13N3Na2O8S2
509.4 g/mol
Dye & Pigment

Red 2G

CAS3734-67-6EC223-098-9
Category
Dye & Pigment
Compound Class
Other
Primary Use
Synthetic red azo dye

Red 2G is a synthetic red azo dye. It is soluble in water and slightly soluble in glycerol, and typically exists as the disodium salt of 8-acetamido-1-hydroxy-2-phenylazonaphthalene-3,6-disulfonate.

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

ReferenceSame Category

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fluorescent solvent dye

ReferenceSame Category

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Fluorescent dye

ReferenceSame Category

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sulfonate monomer for polyester dye

ReferenceSame Category

Fluorescent Brightener 378

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Fluorescent brightener

Referencesame scaffold

Aluminum, tris[5-amino-4-hydroxy-3-(phenylazo)-2,7-naphthalenedisulfonato(2-)]di-

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aluminum lake pigment

Referencesame scaffold

D&C Red 33

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Red azo dye for cosmetics

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Spadns

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chromogenic indicator for metal and fluoride ions

Referencesame scaffold

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Reactive dye for textile coloring

Identifiers
IUPAC Name

disodium;5-acetamido-4-hydroxy-3-phenyldiazenylnaphthalene-2,7-disulfonate

InChIKey

WXLFIFHRGFOVCD-UHFFFAOYSA-L

SMILES

CC(=O)NC1=C2C(=CC(=C1)S(=O)(=O)[O-])C=C(C(=C2O)N=NC3=CC=CC=C3)S(=O)(=O)[O-].[Na+].[Na+]

Synonyms (108)
  • E-128
  • (EZ)-azophloxine
  • 1379 Red
  • Acetyl Red G
  • Acetyl Red J
  • Acetyl Rose 2GL
  • Acid Bright Red
  • Acid Brilliant Red
  • Acid Fast Red 3G
  • Acid Fast Red EGG
  • Acid Leather Red KG
  • Acid Naftol Red G
  • Acid Phloxine GA
  • Acid Red 1 (Technical Grade)
  • Acid Red 1, Dye content
  • Acid Red 2G
  • Acid Red 2G (E128)
  • Acid Red GA
  • Acid Rose 2GL
  • Acid red 1
  • Acidal Brilliant Red 2G
  • Acidine Red G
  • Acilan Naphthol Red G
  • Acilan Naphtol Red G
  • Ahcocid Carmine 2G
  • Amacid Phloxine
  • Amacid Phloxine G
  • Amido Naphthol Red 2G
  • Amido Naphthol Red G
  • Amido Naphthol Red GA
  • Amido Red 2G
  • Amidonaphthol Red
  • Ariavit Red 2G
  • Atul Acid Geranine G
  • Azo Geranine 2G
  • Azo Geranine 2GA
  • Azo Phloxine GA
  • Azo Phloxine GA-CF
  • Azo Rhodine 2G
  • Azonaphthol Red J
  • Azophloxin
  • Azophloxine
  • Belacid Phloxine G
  • Brilliant Acid Red G
  • Brilliant Acid Rosamine 2G
  • Brilliant Colacid Red G
  • Bucacid Fast Crimson
  • C. I. Food Red 10
  • C.I. Acid Red 1
  • CI (1975) NO. 18050
  • COLOUR INDEX 18050 ACID RED 1
  • Calcocid Phloxine 2G
  • Cerven 2G
  • Cerven 2G [Czech]
  • Cerven kysela 1
  • Cerven kysela 1 [Czech]
  • Cerven potravinarska 10
  • Cetil Light Red GG
  • Dye content 90-100%
  • Edicol Supra Geranine 2G
  • Edicol Supra Geranine 2GS
  • Egacid Red G
  • Eniacid Light Red 3G
  • Erio Floxine 2G
  • Erio Floxine 2GN
  • Ext D and C Red No. 11
  • FABRACID RED S 2G
  • Fast Crimson GR
  • Fast Drimson GR
  • Fenazo Red B
  • Food Red 10
  • Geranine 2GS
  • Hastings Carmine 2G
  • Hexacol Red 2G
  • Hexalan Red 2G
  • Hidacid Fast Crimson
  • Hispacid Fast Carmoisine G
  • INS NO.128
  • Ink Red JSN
  • Java Naphtol Red G
  • Kiton Fast Red G
  • Kiton Red 2G
  • Kiton Red G
  • Leather Red G
  • Lissamine Red 2G
  • Naphthazine Rose 2G
  • Naphtocard Red 2G
  • Phloxine 2G
  • Phloxine G
  • Pontacyl Carmine
  • Pontacyl Carmine 2G
  • Red 2G
  • Solar Fast Red 3G
  • Unitertracid Red 2G
  • Vondacid Light Red NG
  • WATER RED 177614
  • azofloxin