NAPHTHALENE SCARLET B
NAPHTHALENE SCARLET B Basic information
- Product Name:
- NAPHTHALENE SCARLET B
- Synonyms:
-
- NAPHTHALENE SCARLET B
- disodium 4-hydroxy-3-[(6-sulphonato-2-naphthyl)azo]naphthalenesulphonate
- 4-Hydroxy-3-[(6-sulfo-2-naphtyl)azo]-1-naphthalenesulfonic acid disodium salt
- C.I.14730
- C.I.Acid Red 102
- Double Brilliant Scarlet 3R
- disodium,(3Z)-4-oxo-3-[(6-sulfonatonaphthalen-2-yl)hydrazinylidene]naphthalene-1-sulfonate
- Acid Red 102
- CAS:
- 5858-42-4
- MF:
- C20H12N2Na2O7S2
- MW:
- 502.43
- EINECS:
- 2274916
- Mol File:
- 5858-42-4.mol
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NAPHTHALENE SCARLET B Usage And Synthesis
Preparation
6-Aminonaphthalene-2-sulfonic acid diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid.
Properties and Applications
red. Soluble in water for yellow light red. The strong sulfuric acid for product red, diluted for scarlet solution, then become yellow brown precipitation. Join the hydrochloric acid in aqueous solution after yellow brown precipitation; Add sodium hydroxide solution don’t change color.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 3 | 3 | 4-5 | 4 | 1 | 3-4 | 3 | 1 |
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NAPHTHALENE SCARLET B(5858-42-4)Related Product Information
- Chromate(1-), bis[4-[2-[3-chloro-2-(hydroxy-κO)-5-nitrophenyl]diazenyl-κN1]-2,4-dihydro-5-methyl-3H-pyrazol-3-onato(2-)-κO3]-, hydrogen (1:1)
- ACID RED 1
- ACID RED 106
- disodium 4-[(2,4-dichlorobenzoyl)amino]-5-hydroxy-6-[(2-methoxyphenyl)azo]naphthalene-1,7-disulphonate
- Chromate(1-), bis[N-[3-[2-[4,5-dihydro-3-methyl-5-(oxo-κO)-1H-pyrazol-4-yl]diazenyl-κN1]-2-(hydroxy-κO)-5-nitrophenyl]acetamidato(2-)]-, hydrogen (1:1)
- 2-Naphthalenesulfonic acid, amino[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-, monosodium salt
- AZOCARMINE G
- AZOCARMINE B
- Brilliant Acid Scarlet G
- 1-Naphthol-4-sulfonic acid
- 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE
- 1-NAPHTHOL-4-SULFONIC ACID SODIUM SALT
- NAPHTHALENE SCARLET B