disodium 4-amino-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate
- CAS: 5850-41-9
- Purity: 99%
- Chinese Manufacturer supply disodium 4-amino-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate 5850-41-9 in stock with high standard
Chinese Manufacturer supply disodium 4-amino-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate 5850-41-9 in stock with high standard
- Molecular Formula: C23H18 N6 O9 S2 . 2 Na
- Molecular Weight: 630.51748
- Boiling Point: °Cat760mmHg
- Flash Point: °C
- PSA： 269.18000
- Density: g/cm3
- LogP: 6.69440
disodium 4-amino-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate(Cas 5850-41-9) Usage
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Preparation |
2-Methyl-5-nitrobenzenamine diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, and then aniline?diazo, in alkaline conditions and formation of single accidentally coupled nitrogen compounds. |
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Standard |
Light Fastness |
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Fading |
Stain |
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ISO |
5 |
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Properties and Applications |
blue and black. Soluble in water, slightly soluble in ethanol, very few soluble in acetone, insoluble in benzene. The strong sulfuric acid for green, diluted green for blue-ray. Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater Fading Stain Fading Stain Fading Stain ISO 5 3 3 2 |
InChI:InChI=1/C23H18N6O9S2.2Na/c1-12-7-8-15(29(31)32)11-16(12)26-27-21-17(39(33,34)35)9-13-10-18(40(36,37)38)22(23(30)19(13)20(21)24)28-25-14-5-3-2-4-6-14;;/h2-11,25H,24H2,1H3,(H,33,34,35)(H,36,37,38);;/q;2*+1/p-2/b27-26+,28-22-;;
