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