Acid Black 241
Acid Black 241 Basic information
- Product Name:
- Acid Black 241
- Synonyms:
-
- Acid Black 241
- Black BD
- 5-Amino-3-[4-(2,4-diaminophenylazo)phenylazo]-4-hydroxy-6-(4-nitrophenylazo)-2,7-naphthalenedisulfonic acid disodium salt
- C.I. 30024
- C.I. Acid Black 241
- Coriamin Black FS
- Tolan Black B
- C.I.Acid Black 241:C.I.30024
- CAS:
- 84170-03-6
- MF:
- C28H23N10NaO9S2
- MW:
- 730.66
- Mol File:
- 84170-03-6.mol
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Acid Black 241 Usage And Synthesis
Preparation
4-Nitrobenzenamine diazo, in acid conditions coupled with 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid, N-(4-aminophenyl)acetamide?diazo, in alkaline conditions and the above the products of coupling, hydrolysis acetyl groups, again diazo,and Benzene-1,3-diamine coupled .
Properties and Applications
black. Mainly used for leather color.
| Standard(leather) | Light Fastness | Soaping | Persperation Fastness(Alkali) | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 3-4 | 4-5 | 2-3 | |||||
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Acid Black 241(84170-03-6)Related Product Information
- Acid Black 239
- Acid Black 243
- Acid Black 26:1
- Acid Black 244
- ACID BLACK 24
- Acid Black 26
- 4-[[4-[(4-Amino-1-naphtyl)azo]-6-sulfo-1-naphtyl]azo]-1-naphthalenesulfonic acid disodium salt
- Acid Black 242
- disodium (3Z)-3-[[4-(4-anilino-3-sulfonato-phenyl)diazenylnaphthalen-1-yl]hydrazinylidene]-4-oxo-naphthalene-1-sulfonate