dye|World dye variety

Name:C.I.Vat Brown 25,C.I.69020

Molecular Structure: anthraquinones

C.I.Vat Brown 25,C.I.69020,CAS 6247-46-7,695.67,C43H25N3O7,Brown 5RF,Vat Brown 5RF

Molecular Formula:C₄₃H₂₅N₃O₇

Molecular Weight: 695.67

CAS Registry Number:6247-46-7

Manufacturing Methods : N-(4-amino-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide and N-(5-chloro-4-methoxy-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide condensation, cyclization and then.

Properties and Applications: red light brown. Purple red powder. Insoluble in water. In concentrated sulfuric acid for purple solution, after dilution to red. Alkaline reduction leuco for red brown; Acid reduction leuco for brown. Used for cotton suspension pad dyeing, good levelness. Generally used in jig dyeing color matching, but also can be used for polyester/cotton, Fiber/cotton blended fabric, silk and viscose dyeing.

List of Suppliers:

Indanthrene Red Brown 5RP Pdr( Standard Dyes )

Ostanthren Brown 5RF (SBU Pigments and Dyes)

Trianthrene Brown 5RF(Chemische Fabriek Triade BV)