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Solubilised Vat Orange 4

Name:C.I.Solubilised Vat Orange 4,C.I.59711

Molecular Structure: Pyranthrone class

C.I.Solubilised Vat Orange 4,C.I.59711,CAS 1324-36-3,849.23,C30H11Br3Na2O8S2,Sandozol Orange 8R

C.I.Solubilised Vat Orange 4,C.I.59711,CAS 1324-36-3,849.23,C30H11Br3Na2O8S2,Sandozol Orange 8R

Molecular Formula:C30H11Br3Na2O8S2

Molecular Weight: 849.23

CAS Registry Number:1324-36-3

Manufacturing Methods : (a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Orange 4 leuco ; (b) used in Pyridine metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate) processing C.I. Vat Orange 4. The above two kinds of circumstances are through with alkali, filter out the insoluble,, remove Pyridine and salting-out.

Properties and Applications: red light orange.

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4-5 5 6-7 4 4-5 5 5
AATCC 4-5 5 5-6 4 4-5

List of Suppliers:

Sandozol Orange 8R( Sandoz Ltd )


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