| Identification | Back Directory | [Name]
2-Naphthalenesulfonic acid, 3-[(5-chloro-2-hydroxy-3-nitrophenyl)azo]-4-hydroxy-7-(phenylamino)-, monosodium salt | [CAS]
6222-52-2 | [Synonyms]
Mordant Black 66
C.I.Mordant Black 66:C.I.17525
3-(5-CHLORO-2-HO-3-NITRO-PH-AZO)-4-HO-7-PH-AMINO-NAPHTHALENE-2-SULFONIC ACID, NA
2-Naphthalenesulfonic acid, 3-[(5-chloro-2-hydroxy-3-nitrophenyl)azo]-4-hydroxy-7-(phenylamino)-, monosodium salt | [EINECS(EC#)]
612-964-5 | [Molecular Formula]
C22H14ClN4NaO7S | [MOL File]
6222-52-2.mol | [Molecular Weight]
536.877 |
| Hazard Information | Back Directory | [Preparation]
2-Amino-4-chloro-6-nitrophenol diazotization, in alkaline condition and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling. | [Properties and Applications]
Blue ash to blue black. Soluble in water for dark purple, soluble in ethanol for dark purple. In concentrated sulfuric acid to purple, after dilution for red brown. Dye aqueous solution to join concentrated hydrochloric acid for bordeaux red; Join concentrated sodium hydroxide solution for dark purple.
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Standard
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Ironing Fastness
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Water
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Alkali
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Acid
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ISO
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5
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6
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5
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5
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5
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5
|
5
|
|
|
| Company Name: |
Merck KGaA
|
| Tel: |
21-20338288 |
| Website: |
www.sigmaaldrich.cn |
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