4395-53-3

Basic information

• Product Name: Vat Black 25
• Synonyms: Vat Olivet;3-(anthraquinon-1-ylamino)anthra[2,1,9-mna]naphth[2,3-h]acridine-5,10,15(16H)-trione;Vat Olive (Original Powder);Anthra2,1,9-mnanaphth2,3-hacridine-5,10,15(16H)-trione, 3-(9,10-dihydro-9,10-dioxo-1-anthracenyl)amino-;C.I.VATBLACK25;Vat black 25 (C.I. 69525);Olive T;Vat Olive Green T
• CAS NO: 4395-53-3
• Molecular Formula: C₄₅H₂₂N₂O₅
• Molecular Weight: 670.66658
• EINECS: 224-519-9
• Product Categories: Organics
• Mol File: 4395-53-3.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• Density: 1.527 g/cm³
• Refractive Index: 1.826
• PKA: -2.72±0.20(Predicted)
• CAS DataBase Reference: Vat Black 25(CAS DataBase Reference)
• NIST Chemistry Reference: Vat Black 25(4395-53-3)
• EPA Substance Registry System: Vat Black 25(4395-53-3)

Safety Data

• Hazardous Substances Data: 4395-53-3(Hazardous Substances Data)

Usage

Preparation

1-Aminoanthracene-9,10-dione (2 Moore) and 3,9-Dibromo-7H-benzo[de]anthracen-7-one in boiling naphthalene, in copper oxide and Sodium carbonate under the existence of condensation,?And then boiling isobutanol cyclization with potassium hydroxide.

Properties and Applications

brown light grey. Brown powder. In concentrated sulfuric acid for green, dilution after black precipitation; In concentrated nitric acid for the red light brown. Alkaline reduction leuco for grey; Acid reduction leuco for dark olive. Mainly used in cotton fiber dyeing, generally not used for printing. Suitable for suspension pad dyeing, and other dye spell dyed all kinds of noise, leuco can dye cotton yarn, but also can be used for silk and wool dyeing, and have a good washing fastness and fastness to sunlight. Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping Fading Stain ISO 4 4 8 5 4 4-5 5 AATCC 5 4 7-8 5 4-5

Standard

Ironing Fastness

Fading

Stain

ISO

4

AATCC

5

InChI:InChI=1/C45H22N2O5/c48-41-26-6-1-3-8-28(26)44(51)38-30(41)10-5-11-34(38)46-21-12-13-22-23-18-19-35-37-24(14-16-31(36(23)37)43(50)33(22)20-21)25-15-17-32-39(40(25)47-35)45(52)29-9-4-2-7-27(29)42(32)49/h1-20,46-47H