ChemicalBook > CAS DataBase List > disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate

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

Product Name: disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate
CAS No.: 4553-89-3
Chemical Name: disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate
Synonyms: Brown HT;C.I.20285;LS-194959;1538 Brown;Food Brown 3;CIFOODBROWN3;Cetricol Brown RS;Certicol Brown N Extra;C.I.Food Brown 3:C.I.20285;Brown HT (technical product)
CBNumber: CB9890981
Molecular Formula: C27H18N4Na2O9S2
Formula Weight: 652.56276
MOL File: 4553-89-3.mol

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

Melting point:: >300o C
Density: 0.816[at 20℃]
vapor pressure: 0Pa at 25℃
storage temp.: Hygroscopic, Refrigerator, Under inert atmosphere
solubility: DMSO (Slightly, Heated, Sonicated), Methanol (Slightly)
form: Solid
color: Pale Brown to Black
Water Solubility: 99.418g/L at 25℃
Stability:: Hygroscopic
LogP: 4.496 at 25℃

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Safety

Toxicity: LD50 oral in rat: > 2gm/kg

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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

TRC

Product number: C440000
Product name: ChocolateBrownHT(TechnicalGrade)
Packaging: 50g
Price: $85
Updated: 2021/12/16

AK Scientific

Product number: 6534AH
Product name: ChocolatebrownHT,tech.
Packaging: 1g
Price: $18
Updated: 2021/12/16

Biosynth Carbosynth

Product number: FC52726
Product name: Chocolate brown HT
Packaging: 50g
Price: $50
Updated: 2021/12/16

Biosynth Carbosynth

Product number: FC52726
Product name: Chocolate brown HT
Packaging: 100g
Price: $80
Updated: 2021/12/16

Biosynth Carbosynth

Product number: FC52726
Product name: Chocolate brown HT
Packaging: 250g
Price: $125
Updated: 2021/12/16

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disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate Chemical Properties,Usage,Production

Chemical Properties

Brown powder or granules. Soluble in water. Insoluble in ethanol.

Uses

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

Preparation

4-Hydroxynaphthalene-1-sulfonic acid (2 Moore) diazo, and 4-(Hydroxymethyl)benzene-1,3-diol?coupled.

Flammability and Explosibility

Non flammable

Properties and Applications

red light brown. Soluble in water for brown. The strong sulfuric acid for red purple, diluted chocolate brown for red precipitate to brown precipitation and the solution. Its water solution and strong hydrochloric acid for dark chocolate brown precipitation and the solution; Add sodium hydroxide solution for product red.

disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate Preparation Products And Raw materials

Raw materials

Preparation Products

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

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

Food green 3:1 Fast Green FCF Brown FK ACID BLUE 1 Aluminium, N-[4-[[4-(diethylamino)phenyl](5-hydroxy-2,4-disulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-N-ethylethanaminium hydroxide inner salt complexes Acid Green 50 Food Brown 2 ACID GREEN 3 LIGHT GREEN SF YELLOWISH Edible synthetic dye milk chocolate brown

1538 Brown

C.I.20285

Certicol Brown N Extra

Cetricol Brown RS

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

Disodium-4,4-(2,4-Dihydroxy-5-HydroxyMethyl-1,3-PhenyleneBisazo)-Di(Naphthalene-1-Sulfonate)

Brown HT

1-Naphthalenesulfonic acid, 4,4-2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylenebis(azo)bis-, disodium salt

CIFOODBROWN3

Food Brown 3

Brown HT (technical product)

LS-194959

disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phe

Chocolate Brown HT (Technical Grade)

C.I.Food Brown 3:C.I.20285

Sodium 4,4'-((2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene)bis(diazene-2,1-diyl))bis(naphthalene-1-sulfonate)

3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate

4553-89-3

C27H18N4O9S22Na

C27H18N4Na2O9S2