Density 1.42 g/cm³ Appearance yellow solid | Boiling point 606.7 °C | |
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7,14-Dibenzpyrenequinone is a yellow synthetic anthraquinone vat dye, known as Vat Yellow 4. It is a bright yellow solid. This dye 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. It is produced from 1,5-dibenzoylnaphthalene by oxidative (dehydrogenative) ring closure.
Safety
Vat Yellow 4 is a Group 3 carcinogen according to the IARC, as the evidence of its carcinogenity to humans is inadequate.
References
7,14-Dibenzpyrenequinone Wikipedia(Text) CC BY-SA