| Identification | Back Directory | [Name]
tetrasodium 3-[(9,10-dihydroxy-1-anthryl)amino]-10,15-dihydroxyanthra[2,1,9-mna]naphth[2,3-h]acridin-5(16H)-one tetrakis(sulphate) | [CAS]
23594-58-3 | [Synonyms]
Anthrasol Grey ITR
Solubilised Vat Black 25
C.I.Solubilised Vat Black 25:C.I.69526
C.I.Solublised Vat Black 25 tetrasodium salt
tetrasodium 3-[(9,10-dihydroxy-1-anthryl)amino]-10,15-dihydroxyanthra[2,1,9-mna]naphth[2,3-h]acridin-5(16H)-one tetrakis(sulphate)
3-[[9,10-Bis[[(sodiooxy)sulfonyl]oxy]anthracen-1-yl]amino]-10,15-bis[[(sodiooxy)sulfonyl]oxy]anthra[2,1,9-mna]naphth[2,3-h]acridin-5(16H)-one | [EINECS(EC#)]
245-765-3 | [Molecular Formula]
C45H27N2NaO17S4 | [MOL File]
23594-58-3.mol | [Molecular Weight]
1018.94 |
| Hazard Information | Back Directory | [Preparation]
(a) in the presence of Pyridine , with Chlorosulfonic acid treatment ?C.I. Vat Black 25 leuco; (b) in the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate, etc.) processing ?C.I. Vat Black 25. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out. | [Properties and Applications]
brown light grey. Black powder. Soluble in water. Used for cotton fabric dyeing, generally used for direct dyeing and reserving dyeing, is not used for printing. In the acidic conditions to wool and silk dyed.
|
Standard
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Ironing Fastness
|
Chlorine bleach
|
Light Fastness
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Mercerized
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Oxygen bleach
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Soaping
|
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Fading
|
Stain
|
|
ISO
|
4
|
4
|
8
|
5
|
4
|
4-5
|
5
|
|
AATCC
|
5
|
4
|
7-8
|
5
|
4-5
|
|
|
|
|
|