C.I. Acid Blue 68
- CAS NO.:8005-74-1
- Molecular Weight: 0
- EINECS: 616-871-0
What is C.I. Acid Blue 68?
Preparation
(a) 1,5-Dimethoxyanthracene-9,10-dione?and 1,8-Dimethoxyanthracene-9,10-dione?mixture dinitration, reduction, ethyl products and chemical. In the process of preparing sulphonated medium armor oxygen radicals hydrolysis, then into sodium salt; (b) in the presence of copper, Ethanamine?and 1,5-Dihydroxy-4,8-dibromoanthraquinon?condensation, and then sulphonated; (C)?1,5-Dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2,6-disulfonic acid?and 1,8-Dihydroxy-9,10-anthraquinone-2,6-disulfonic acid?mixture brominated, and then in the presence of copper and Ethanamine?condensation.
Properties and Applications
blue. Slightly soluble in alcohol. The strong sulfuric acid to tan, diluted into a tan, then into purple.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 5-6 | 3 | 2-3 | 2 | 1 | 1 | 3 | 2-3 |
Safety information for C.I. Acid Blue 68
Related products of tetrahydrofuran
ALPHAZURINE A
disodium 4,5-diamino-9,10-dihydro-1,8-dihydroxy-9,10-dioxoanthracene-2,7-disulphonate
9-[(4-Amino-2-sodiosulfophenyl)amino]-11-methyl-7-phenyl-5-phenylamino-4-sulfonatobenzo[a]phenazin-7-ium
ERIOCYANINE A
Indigo Carmine
ACID BLUE 62
ACID BLUE 59
4-Amino-3-[(4-amino-2-nitrophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid disodium salt
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