Identification | Back Directory | [Name]
disodium 1,5-dibenzamidoanthracene-9,10-diyl bis(sulphate) | [CAS]
6711-83-7 | [Synonyms]
Solubilised Vat Yellow 3 C.I.Solubilised Vat Yellow 3 :C.I.61726 disodium 1,5-dibenzamidoanthracene-9,10-diyl bis(sulphate) 1,5-Bis(benzoylamino)anthracene-9,10-diol 9,10-bis(sulfuric acid sodium) salt | [EINECS(EC#)]
229-762-4 | [Molecular Formula]
C28H20N2O10S2.2Na | [MOL File]
6711-83-7.mol | [Molecular Weight]
632.59 |
Hazard Information | Back Directory | [Preparation]
(a) in the presence of Pyridine, with Chlorosulfonic acid treatment C.I. Vat Yellow 3?leuco; (b) used in Pyridine?metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, chlorosulfonic or Methyl chlorosulfonate) processing ?C.I. Vat Yellow 3. The above two kinds of circumstances are through with alkali, filter out the insoluble,, remove Pyridine and salting-out. | [Properties and Applications]
yellow.
Standard
|
Ironing Fastness
|
Chlorine bleach
|
Light Fastness
|
Mercerized
|
Oxygen bleach
|
Soaping
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Fading
|
Stain
|
ISO
|
5
|
5
|
6
|
4-5
|
5
|
5
|
5
|
AATCC
|
5
|
5
|
5
|
4
|
4
|
|
|
|
|
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