| Identification | Back Directory | [Name]
disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[2-methyl-4-[(2-methyl-4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate | [CAS]
5938-84-1 | [Synonyms]
C.I.28215
Direct Red 127
C.I.Direct Red 127
Diazo Bordeaux 2BL
Sumilight Bordeaux R
Fenamin Diazo Bordeaux 2BL
C.I.Direct Red 127:C.I.28215
disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[2-methyl-4-[(2-methyl-4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate
7-[(3-Aminobenzoyl)amino]-4-hydroxy-3-[[2-methyl-4-[(2-methyl-4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium salt | [EINECS(EC#)]
227-696-0 | [Molecular Formula]
C31H24N6Na2O8S2 | [MOL File]
5938-84-1.mol | [Molecular Weight]
718.667 |
| Hazard Information | Back Directory | [Preparation]
2′,3-Dimethyl-4-amino-4′-sulfoazobenzene diazo, and 7-(3-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid coupling. | [Properties and Applications]
Claret. Soluble in water for red light purple to purplish red color, soluble in ethanol for red, slightly soluble in soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for blue-ray green, for yellow orange after diluted, blue light green solution, brown to yellow. The dye solution to join strong hydrochloric acid for red zero red; Add thick sodium hydroxide solution for purple solution, accompanied by precipitation.
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Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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Fading
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Stain
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Fading
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Stain
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ISO
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4
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4
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3
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3
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4
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AATCC
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5
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5
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3
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2-3
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3-4
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