dye|World dye variety

Name:C.I.Vat Brown 45,C.I.59500

Molecular Structure: anthraquinones

C.I.Vat Brown 45,C.I.59500,CAS 6424-51-7,475.32,C30H12Cl2O2,Indanthren Red Brown RR

Molecular Formula:C₃₀H₁₂Cl₂O₂

Molecular Weight: 475.32

CAS Registry Number:6424-51-7

Manufacturing Methods : 3-Chloroanthracen-10(9H)-one with sulfuric acid Oxalaldehyde processing, garnish with Potassium hydroxide Etanol solution alkali fusion, and then sulfate.

Properties and Applications: red light brown. In concentrated sulfuric acid to red light blue; In the basic insurance powder solution for yellow brown; In the acidic insurance powder solution for yellow brown.

List of Suppliers:

Indanthren Red Brown RR( Cassella Farbwerke Mainkur AG )