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
|
Acid Resistance
|
Alkali Resistance
|
Light Fastness
|
Fulling
|
Persperation Fastness
|
Soaping
|
Moderate
|
Severe
|
ISO
|
4-5
|
5
|
4-5
|
3-4
|
|
4-5
|
3
|
AATCC
|
5
|
4-5
|
4-5
|
4
|
|
4
|
2-3
|
|
|
|