Solubilised Vat Brown 3
Name:C.I.Solubilised Vat Brown 3 ,C.I.69016
Molecular Structure: anthraquinones
C.I.Solubilised Vat Brown 3,C.I.69016,CAS 10127-24-9,665.65,C42H23N3O6
Molecular Formula:C42H23N3O6
Molecular Weight: 665.65
CAS Registry Number:10127-24-9
Manufacturing Methods : (a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Brown 3 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 Brown 3 . The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.
Properties and Applications: brown
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 5 | 5 | 7 | 4-5 | 4-5 | 5 | 5 |
| AATCC | 5 | 5 | 7-8 | 4-5 | 4-5 | ||
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