Vat Yellow 4 is a yellow synthetic anthraquinone vat dye. It has the appearance of a viscous orange liquid.
Vat Yellow 4 is used mostly as a dye for textiles and paper.
Together with benzanthrone, it is used in some older pyrotechnic compositions for green and yellow colored smokes.
Vat Yellow 4 is a Group 3 carcinogen according to the IARC, as the evidence of its carcinogenity to humans is inadequate.
Famous quotes containing the word yellow:
“Tell me how many beads there are
In a silver chain
Of evening rain,
Unravelled from the tumbling main,
And threading the eye of a yellow star:—
So many times do I love again.”
—Thomas Lovell Beddoes (1803–1849)