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HomeProduct name listVat Green 3

Vat Green 3

  • CAS NO.:3271-76-9
  • Empirical Formula: C31H15NO3
  • Molecular Weight: 449.46
  • MDL number: MFCD00267040
  • EINECS: 221-897-7
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-03-28 13:39:29
Vat Green 3 Structural

What is Vat Green 3?

Preparation

in Sodium carbonate and Cupric oxide under the existence of, in the boiling of naphthalene, 3-Bromo-6aH-benzo[de]anthracen-7(8H)-one and 1-Aminoanthracene-9,10-dione condensation,Then isobutanol cyclization with potassium hydroxide.

Flammability and Explosibility

Not classified

Synthesis

Indanthren Olive Green B, Imide Green, is prepared from 3-(anthraquinonyl-(1)-amino)benzanthrone by alkali melt.

Properties and Applications

deep green. Dark gray green powder. Etanol and insoluble in water, soluble in Pyridine . In concentrated sulfuric acid for brilliant yellow green, diluted into olive green. Alkaline reduction leuco as dark blue; Acid reduction leuco for dark brown.?Mainly used for dyeing and printing of cotton fiber, can also be used vinylon and cotton blend dyeing, color yield on the PVA slightly deeper, and direct printing. Its leuco or yarn can be dyed cotton knit. Can be dyed with disperse dyes in one bath polyester / cotton blended fabric, polyester component Put a slight color.

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4-5 4-5 8 4-5 4-5 4 4-5
AATCC 5 4-5 8 4-5

Properties of Vat Green 3

Boiling point: 557.88°C (rough estimate)
Density  1.2566 (rough estimate)
refractive index  1.6310 (estimate)
pka -2.68±0.20(Predicted)
Water Solubility  0.03ng/L at 20℃
CAS DataBase Reference 3271-76-9(CAS DataBase Reference)
NIST Chemistry Reference c.i. Vat green 3(3271-76-9)
EPA Substance Registry System Anthra[2,1,9-mna]naphth[2,3-h]acridine-5,10,15(16H)-trione (3271-76-9)

Safety information for Vat Green 3

Computed Descriptors for Vat Green 3

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