dye|World dye variety

Name:C.I.Vat Red 31,C.I.600300

Molecular Structure: anthraquinones

C.I.Vat Red 31,C.I.600300,CAS 12227-47-3/52591-25-0,512.47,C30H16N4O5,Vat Red F3B,Vat Red 4RB

Molecular Formula:C₃₀H₁₆N₄O₅

Molecular Weight: 512.47

CAS Registry Number:12227-47-3/52591-25-0

Manufacturing Methods :  1-Amino-9,10-dioxo-9,10-dihydroanthracene-2-carbonyl chloride and O-dichlorobenzene hydrazine condensation, with fuming sulfuric acid dehydration cyclization.

Properties and Applications: blue light red. Blue light red powder. Alkaline reduction leuco for caramel, acid reduction leuco for yellow brown. Mainly used for dye spell with red light grey or brown, can be used for cotton direct printing. Also can be used in the manufacture of Vat Blue ER, instead of ice dye dyeing flag when a little dark red color.

List of Suppliers:

Vat Red F3B,Vat Red 4RB

Xuzhou Kedah Fine Chemicals Limited

Shanghai Hua Yuan Industry & Commerce General Company

Dycosthren Red F-3B (Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)

Indanthren Red F3B ( Bayer Group )

Mikethrene Red F3B ( Mitsui Toatsu Chemicals Ltd )

Mikethyene Red F3B (Hangzhou Dikai Chemical Co Ltd)

Novatic Brilliant Red 5B ( Atul Limited )

Patvat Red 3B E/C Grains (Classic Dyestuffs Inc)

Permavat Red F3B( Standard Dyes )

Vat Red F3B (Nanjing Chemicals Import and Export Corp)

Vat Red F3B(Sinochem Liaoning Import & Export Corporation)

Vat Red F3B(Fenchem Enterprises Ltd)

Vat Red F-3B (Brighten Colorchem BV)