dye|World dye variety

Name:C.I.Vat Brown 22,C.I.71115

Molecular Structure: amino ketone

C.I.Vat Brown 22,C.I.71115,CAS 8005-30-9,481.29,C26H10Cl2N4O2,Vat Brown 5R,Printing Brown 5R

Molecular Formula:C₂₆H₁₀Cl₂N₄O₂

Molecular Weight: 481.29

CAS Registry Number:8005-30-9

Manufacturing Methods : Naphthalene-1,4,5,8-tetracarboxylic acid and 4-Chlorobenzene-1,2-diamine in Acetic acid glacial or Pyridine of condensation.

Properties and Applications:  yellow brown. In concentrated sulfuric acid to red light yellow, In the basic insurance powder solution for olive; In the acidic insurance powder solution for brown. This product dye cellulose fibre for red light brown. Can be used for cotton fabric direct dyeing, reserving, prevent discharge and discharge.

List of Suppliers:

Indanthren Printing Brown 5R ( Hoechst A G )

Vat Brown 5R( Sinochem Ningbo Imp & Exp Corp )