[1,1'-Biphenyl]-4,4'-diamine, reaction products with 1-methyl-2,4-dinitrobenzene and sodium sulfide (Na2(Sx))
CAS
1326-43-8
EINECS(EC#)
215-424-3
Synonyms
Sulphur Brown 24
C.I.Sulphur Brown 24:C.I.53025
[1,1'-Biphenyl]-4,4'-diamine, reaction products with 1-methyl-2,4-dinitrobenzene and sodium sulfide (Na2(Sx))
1-Methyl-2,4-dinitrobenzene and 4-(4-Aminophenyl)benzenamine with Sodium polysulfide in 200 ℃ calcination 4 hours, then use Sodium hydroxide treatment its product.
Properties and Applications
yellow brown. Slightly soluble in water. In the Sodium sulfide solution solubility is good, for yellow brown; In concentrated sulfuric acid slightly soluble in for yellow brown.
Standard
Acid Resistance
Alkali Resistance
Light Fastness
Fulling
Persperation Fastness
Soaping
Moderate
Severe
ISO
3
5
3-4
5
(Alkali)4-5
5
4-5
AATCC
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