12227-47-3

Basic information

• Product Name: Vat Red 31
• Synonyms: Vat Red F3B;C.I. VAT RED 31);2,2'-(1,3,4-Oxadiazole-2,5-diyl)bis(1-aminoanthracene-9,10-dione);Vat Red 31
• CAS NO: 12227-47-3
• Molecular Formula: C30H16N4O5
• Molecular Weight: 512.47
• EINECS: 258-029-1
• Mol File: 12227-47-3.mol
• Article Data: 0

Chemical Properties

• Boiling Point: 873.1oC at 760 mmHg
• Flash Point: 481.8°C
• Appearance: /
• Density: 1.538 g/cm3
• Vapor Pressure: 5.9E-31mmHg at 25°C
• Refractive Index: 1.761
• CAS DataBase Reference: Vat Red 31(CAS DataBase Reference)
• NIST Chemistry Reference: Vat Red 31(12227-47-3)
• EPA Substance Registry System: Vat Red 31(12227-47-3)

Safety Data

• Hazardous Substances Data: 12227-47-3(Hazardous Substances Data)

Usage

Preparation

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

Standard

Ironing Fastness

Fading

Stain

ISO

5

InChI:InChI=1/C30H16N4O5/c31-23-19(11-9-17-21(23)27(37)15-7-3-1-5-13(15)25(17)35)29-33-34-30(39-29)20-12-10-18-22(24(20)32)28(38)16-8-4-2-6-14(16)26(18)36/h1-12H,31-32H2