| Identification | Back Directory | [Name]
Phenol, 4-[[4-(dimethylamino)phenyl]azo]-, reaction products with sodium sulfide (Na2(Sx)), leuco derivs. | [CAS]
12262-25-8 | [Synonyms]
Leuco Sulphur Blue 9
C.I.Leuco Sulphur Blue 9:C.I.53430
Phenol, 4-[[4-(dimethylamino)phenyl]azo]-, reaction products with sodium sulfide (Na2(Sx)), leuco derivs. | [EINECS(EC#)]
235-517-2 |
| Hazard Information | Back Directory | [Preparation]
4-(4-Dimethylaminoanilino)phenol in ethanol Sodium polysulfide solution heating, and in 84 ℃ next return 165 ~ 170 hours, then blowing air to precipitation, garnish with hydrochloric acid part neutralization. This indophenol?is by N1,N1-dimethylbenzene-1,4-diamine?and phenol and condensation. | [Flammability and Explosibility]
Notclassified | [Properties and Applications]
brilliant blue.?In general the solubility of sodium sulfide solution.
|
Standard
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Acid Resistance
|
Alkali Resistance
|
Light Fastness
|
Fulling
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Persperation Fastness
|
Soaping
|
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Moderate
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Severe
|
|
ISO
|
4-5
|
5
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4-5
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3-4
|
|
4-5
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3
|
|
AATCC
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5
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4-5
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4-5
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4
|
|
4
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2-3
|
|
|
|