Chromate(3-), bis[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-2-naphthalenyl]azo-κN1]-1-naphthalenesulfonato(3-)]-, trihydrogen
Chromate(3-), bis[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-2-naphthalenyl]azo-κN1]-1-naphthalenesulfonato(3-)]-, trihydrogen Basic information
- Product Name:
- Chromate(3-), bis[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-2-naphthalenyl]azo-κN1]-1-naphthalenesulfonato(3-)]-, trihydrogen
- Synonyms:
-
- Chromate(3-), bis[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-2-naphthalenyl]azo-κN1]-1-naphthalenesulfonato(3-)]-, trihydrogen
- Acid Blue 155
- C.I.Acid Blue 155:C.I.14641
- CAS:
- 6472-54-4
- MF:
- C40H23CrN4O10S2(-2)
- MW:
- 835.76
- EINECS:
- 613-666-8
- Mol File:
- 6472-54-4.mol
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Chromate(3-), bis[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-2-naphthalenyl]azo-κN1]-1-naphthalenesulfonato(3-)]-, trihydrogen Usage And Synthesis
Preparation
4-Amino-3-hydroxynaphthalene-1-sulfonic acid diazo, and Naphthalen-1-ol?coupling, and then turn it into 1:2 chromium complex.
Properties and Applications
dark blue.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5-6 | 4-5 | 4-5 | 2 | 5 | 4-5 | ||