CAS: 4553-89-3 - disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate

Formula: C₂₇H₁₈N₄Na₂O₉S₂

InChI: InChI=1S/C27H20N4O9S2.2Na/c32-14-15-13-22(30-28-20-9-11-23(41(35,36)37)18-7-3-1-5-16(18)20)27(34)25(26(15)33)31-29-21-10-12-24(42(38,39)40)19-8-4-2-6-17(19)21;;/h1-13,32-34H,14H2,(H,35,36,37)(H,38,39,40);;

InChI key: InChIKey=NMQPBGBNMRHZDU-UHFFFAOYSA-N

SMILES: [Na].O=S(=O)(O)C1=CC=C(N=NC=2C=C(C(O)=C(N=NC3=CC=C(C=4C=CC=CC34)S(=O)(=O)O)C2O)CO)C=5C=CC=CC51

Synonyms:

• 1-Naphthalenesulfonic acid, 4,4′-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(2,1-diazenediyl)]bis-, sodium salt (1:2)
• 1-Naphthalenesulfonic acid, 4,4′-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bis-, disodium salt
• 1538 Brown
• Brown HT
• Certicol Brown N Extra
• Certicol Brown RS
• Chocolate brown HT
• E 155
• Edicol Brown HT
• Hexacol Chocolate Brown HT
• disodium 4-[(2E)-2-{(5Z)-3-(hydroxymethyl)-2,6-dioxo-5-[(4-sulfonatonaphthalen-1-yl)hydrazono]cyclohex-3-en-1-ylidene}hydrazino]naphthalene-1-sulfonate

Chocolate Brown HT (C.I. 20285)

CAS: 4553-89-3

• Formula: C₂₇H₁₈N₄O₉S₂· 2Na
• Purity: ≥ 85.0%
• Color and Shape: Brown to dark brown powder
• Molecular weight: 652.56

Chocolate Brown HT (Technical Grade)

CAS: 4553-89-3

Applications Chocolate Brown HT (CAS# 4553-89-3) is a synthetic organic food colourant, and a long-term …

• Formula: C₂₇H₁₈N₄Na₂O₉S₂
• Color and Shape: Pale Brown to Black Solid
• Molecular weight: 652.56

Chocolate brown HT

CAS: 4553-89-3

Chocolate Brown HT is a synthetic dye that is used in food, cosmetics, and pharmaceuticals. …

• Formula: C₂₇H₁₈N₄Na₂O₉S₂
• Purity: Min. 95%
• Color and Shape: Brown Powder
• Molecular weight: 652.56 g/mol